{"id":92453,"date":"2026-08-10T12:01:06","date_gmt":"2026-08-10T04:01:06","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/92453.html"},"modified":"2026-08-10T12:01:06","modified_gmt":"2026-08-10T04:01:06","slug":"%e5%b8%a6%e6%95%b0%e5%80%bc%e5%8a%a8%e7%94%bb%e7%9a%84%e5%9c%86%e5%bd%a2%e4%bb%aa%e8%a1%a8%e7%9b%98%e6%8e%a7%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/92453.html","title":{"rendered":"\u5e26\u6570\u503c\u52a8\u753b\u7684\u5706\u5f62\u4eea\u8868\u76d8\u63a7\u4ef6"},"content":{"rendered":"<\/p>\n<h4>\u5e26\u6570\u503c\u52a8\u753b\u7684\u5706\u5f62\u4eea\u8868\u76d8\u63a7\u4ef6<\/h4>\n<ul>\n<li>\u6838\u5fc3\u5b9e\u73b0\u8be6\u89e3<\/li>\n<li>\n<ul>\n<li>\u5f27\u5f62\u89d2\u5ea6\u8bbe\u8ba1<\/li>\n<li>\u53cc\u5c42\u5f27\u7ebf\u7ed8\u5236<\/li>\n<li>\u6570\u503c\u52a8\u753b&#xff08;ValueAnimator&#xff09;<\/li>\n<li>\u8fdb\u5ea6\u6bd4\u4f8b\u8ba1\u7b97<\/li>\n<li>\u5f84\u5411\u6e10\u53d8\u6247\u5f62<\/li>\n<li>\u6587\u5b57\u7ed8\u5236\u4e0e\u81ea\u9002\u5e94\u7f29\u653e<\/li>\n<li>\u6b63\u65b9\u5f62\u6d4b\u91cf<\/li>\n<\/ul>\n<\/li>\n<li>\u4f7f\u7528\u65b9\u6cd5<\/li>\n<li>\n<ul>\n<li>XML \u5e03\u5c40<\/li>\n<li>\u4ee3\u7801\u52a8\u6001\u63a7\u5236<\/li>\n<li>\u5b9e\u65f6\u6570\u636e\u66f4\u65b0<\/li>\n<li>\u591a\u4eea\u8868\u76d8\u7ec4\u5408<\/li>\n<\/ul>\n<\/li>\n<li>\u81ea\u5b9a\u4e49\u5c5e\u6027<\/li>\n<li>\u8e29\u5751\u8bb0\u5f55<\/li>\n<li>\n<ul>\n<li>drawArc \u7684 useCenter \u53c2\u6570<\/li>\n<li>RadialGradient \u4e0d\u6e05\u9664\u5bfc\u81f4\u540e\u7eed\u7ed8\u5236\u5f02\u5e38<\/li>\n<li>\u5feb\u901f\u8fde\u7eed setValue \u5bfc\u81f4\u52a8\u753b\u8df3\u8dc3<\/li>\n<\/ul>\n<\/li>\n<li>\u5b8c\u6574\u4ee3\u7801<\/li>\n<\/ul>\n<h2>\u6838\u5fc3\u5b9e\u73b0\u8be6\u89e3<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260810040105-6a794d010c5e2.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h3>\u5f27\u5f62\u89d2\u5ea6\u8bbe\u8ba1<\/h3>\n<p>\u8fd9\u662f\u6574\u4e2a\u63a7\u4ef6\u7684\u57fa\u7840\u2014\u2014\u5982\u4f55\u753b\u51fa 270\u00b0 \u7684\u5f27\u5f62\u5f00\u53e3\u671d\u4e0b\u7684\u4eea\u8868\u76d8\u3002<\/p>\n<p><span class=\"token keyword\">val<\/span> startAngle <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">135f<\/span>   <span class=\"token comment\">\/\/ \u8d77\u59cb\u89d2\u5ea6&#xff08;\u5de6\u4e0b\u89d2&#xff09;<\/span><br \/>\n<span class=\"token keyword\">val<\/span> sweepAngle <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">270f<\/span>   <span class=\"token comment\">\/\/ \u626b\u8fc7\u89d2\u5ea6&#xff08;3\/4 \u5706&#xff09;<\/span><\/p>\n<p>\u89d2\u5ea6\u793a\u610f\u56fe&#xff08;Android Canvas \u89d2\u5ea6\u7cfb&#xff0c;0\u00b0 &#061; \u6b63\u53f3\u65b9&#xff0c;\u987a\u65f6\u9488\u589e\u5927&#xff09;&#xff1a;<\/p>\n<p>           0\u00b0<br \/>\n          \u2500\u2500\u2192<br \/>\n      315\u00b0 \u2502 45\u00b0<br \/>\n     \u2571     \u2502     \u2572<br \/>\n270\u00b0\u2190      \u2502      \u219290\u00b0<br \/>\n     \u2572     \u2502     \u2571<br \/>\n      225\u00b0 \u2502 135\u00b0<br \/>\n          \u2500\u2500\u2192<br \/>\n         180\u00b0<\/p>\n<p>\u5b9e\u9645\u4f7f\u7528\u8303\u56f4&#xff1a;<br \/>\n  135\u00b0 \u2500\u2500\u2192 180\u00b0 \u2500\u2500\u2192 270\u00b0 \u2500\u2500\u2192 360\u00b0\/0\u00b0 \u2500\u2500\u2192 45\u00b0<br \/>\n  (\u5de6\u4e0b)   (\u6b63\u5de6)   (\u6b63\u4e0a)    (\u6b63\u53f3)     (\u53f3\u4e0b)<br \/>\n  sweepAngle &#061; 270\u00b0<\/p>\n<h3>\u53cc\u5c42\u5f27\u7ebf\u7ed8\u5236<\/h3>\n<p>\u8f68\u9053&#xff08;\u5e95\u8272&#xff09;\u548c\u8fdb\u5ea6&#xff08;\u524d\u666f\u8272&#xff09;\u5171\u7528\u540c\u4e00\u4e2a RectF&#xff0c;\u53ea\u662f sweepAngle \u4e0d\u540c&#xff1a;<\/p>\n<p><span class=\"token keyword\">val<\/span> arcRect <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">RectF<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    centerX <span class=\"token operator\">&#8211;<\/span> outerRadius<span class=\"token punctuation\">,<\/span><br \/>\n    centerY <span class=\"token operator\">&#8211;<\/span> outerRadius<span class=\"token punctuation\">,<\/span><br \/>\n    centerX <span class=\"token operator\">&#043;<\/span> outerRadius<span class=\"token punctuation\">,<\/span><br \/>\n    centerX <span class=\"token operator\">&#043;<\/span> outerRadius<br \/>\n<span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\">\/\/ 1. \u8f68\u9053\u5f27&#xff08;\u7070\u8272\u5e95&#xff0c;\u76f4\u89d2\u7aef&#xff09;<\/span><br \/>\narcPaint<span class=\"token punctuation\">.<\/span>strokeCap <span class=\"token operator\">&#061;<\/span> Paint<span class=\"token punctuation\">.<\/span>Cap<span class=\"token punctuation\">.<\/span>BUTT        <span class=\"token comment\">\/\/ \u8f68\u9053\u7528\u76f4\u89d2<\/span><br \/>\narcPaint<span class=\"token punctuation\">.<\/span>color <span class=\"token operator\">&#061;<\/span> trackColor<br \/>\narcPaint<span class=\"token punctuation\">.<\/span>strokeWidth <span class=\"token operator\">&#061;<\/span> stroke              <span class=\"token comment\">\/\/ \u7ebf\u5bbd &#061; \u63a7\u4ef6\u5c3a\u5bf8 * 8%<\/span><br \/>\ncanvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawArc<\/span><span class=\"token punctuation\">(<\/span>arcRect<span class=\"token punctuation\">,<\/span> startAngle<span class=\"token punctuation\">,<\/span> sweepAngle<span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">,<\/span> arcPaint<span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\">\/\/ 2. \u8fdb\u5ea6\u5f27&#xff08;\u7eff\u8272&#xff0c;\u5706\u89d2\u7aef&#xff09;<\/span><br \/>\narcPaint<span class=\"token punctuation\">.<\/span>color <span class=\"token operator\">&#061;<\/span> progressColor<br \/>\n<span class=\"token comment\">\/\/ \u6ce8\u610f&#xff1a;\u8fd9\u91cc\u6ca1\u6539 strokeCap&#xff0c;\u8fdb\u5ea6\u5f27\u4e5f\u7528 BUTT<\/span><br \/>\n<span class=\"token comment\">\/\/ \u5982\u679c\u60f3\u8981\u5706\u89d2\u8fdb\u5ea6\u5934&#xff0c;\u53ef\u4ee5\u5728\u753b\u8fdb\u5ea6\u524d\u8bbe\u7f6e&#xff1a;<\/span><br \/>\n<span class=\"token comment\">\/\/ arcPaint.strokeCap &#061; Paint.Cap.ROUND<\/span><br \/>\ncanvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawArc<\/span><span class=\"token punctuation\">(<\/span>arcRect<span class=\"token punctuation\">,<\/span> startAngle<span class=\"token punctuation\">,<\/span> sweepAngle <span class=\"token operator\">*<\/span> ratio<span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">,<\/span> arcPaint<span class=\"token punctuation\">)<\/span><\/p>\n<p>\u5173\u952e\u53c2\u6570&#xff1a;<\/p>\n<table>\n<tr>\u53c2\u6570\u503c\u8bf4\u660e<\/tr>\n<tbody>\n<tr>\n<td>strokeWidth<\/td>\n<td>size * 0.08f<\/td>\n<td>\u5f27\u7ebf\u7c97\u7ec6&#xff0c;\u968f\u63a7\u4ef6\u5927\u5c0f\u81ea\u9002\u5e94<\/td>\n<\/tr>\n<tr>\n<td>useCenter<\/td>\n<td>false<\/td>\n<td>\u4e0d\u8fde\u63a5\u5706\u5fc3&#xff0c;\u53ea\u753b\u5f27\u7ebf<\/td>\n<\/tr>\n<tr>\n<td>ratio<\/td>\n<td>(value &#8211; min) \/ (max &#8211; min)<\/td>\n<td>\u8fdb\u5ea6\u6bd4\u4f8b&#xff0c;\u8303\u56f4 [0, 1]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Paint.Cap \u9009\u62e9&#xff1a;\u8f68\u9053\u7528 BUTT&#xff08;\u5e73\u5934&#xff09;&#xff0c;\u8fdb\u5ea6\u4e5f\u7528 BUTT\u3002\u5982\u679c\u8fdb\u5ea6\u60f3\u8981\u5706\u5934&#xff0c;\u6539\u6210 ROUND&#xff0c;\u4f46\u8981\u6ce8\u610f\u5706\u5934\u4f1a\u5728\u5f27\u7ebf\u4e24\u7aef\u5404\u5ef6\u4f38 strokeWidth\/2&#xff0c;\u53ef\u80fd\u8d85\u51fa\u8f68\u9053\u8303\u56f4\u3002<\/p>\n<h3>\u6570\u503c\u52a8\u753b&#xff08;ValueAnimator&#xff09;<\/h3>\n<p>\u6570\u503c\u53d8\u5316\u65f6\u4e0d\u662f&#034;\u77ac\u53d8&#034;&#xff0c;\u800c\u662f\u5e73\u6ed1\u8fc7\u6e21&#xff1a;<\/p>\n<p><span class=\"token keyword\">var<\/span> value<span class=\"token operator\">:<\/span> Int <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><br \/>\n    <span class=\"token keyword\">set<\/span><span class=\"token punctuation\">(<\/span>newValue<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> clampedValue <span class=\"token operator\">&#061;<\/span> newValue<span class=\"token punctuation\">.<\/span><span class=\"token function\">coerceIn<\/span><span class=\"token punctuation\">(<\/span>minValue<span class=\"token punctuation\">,<\/span> maxValue<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>field <span class=\"token operator\">!&#061;<\/span> clampedValue<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">animateToValue<\/span><span class=\"token punctuation\">(<\/span>clampedValue<span class=\"token punctuation\">.<\/span><span class=\"token function\">toFloat<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            field <span class=\"token operator\">&#061;<\/span> clampedValue<br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">private<\/span> <span class=\"token keyword\">var<\/span> animatedValue<span class=\"token operator\">:<\/span> Float <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0f<\/span>  <span class=\"token comment\">\/\/ \u52a8\u753b\u5f53\u524d\u503c<\/span><br \/>\n<span class=\"token keyword\">private<\/span> <span class=\"token keyword\">var<\/span> valueAnimator<span class=\"token operator\">:<\/span> ValueAnimator<span class=\"token operator\">?<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">null<\/span><br \/>\n<span class=\"token keyword\">var<\/span> animationDuration<span class=\"token operator\">:<\/span> Long <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1000L<\/span>     <span class=\"token comment\">\/\/ \u52a8\u753b\u65f6\u957f&#xff0c;\u9ed8\u8ba4 1 \u79d2<\/span><\/p>\n<p><span class=\"token keyword\">private<\/span> <span class=\"token keyword\">fun<\/span> <span class=\"token function\">animateToValue<\/span><span class=\"token punctuation\">(<\/span>targetValue<span class=\"token operator\">:<\/span> Float<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    valueAnimator<span class=\"token operator\">?<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">cancel<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>  <span class=\"token comment\">\/\/ \u5148\u53d6\u6d88\u65e7\u52a8\u753b<\/span><\/p>\n<p>    <span class=\"token keyword\">val<\/span> animator <span class=\"token operator\">&#061;<\/span> ValueAnimator<span class=\"token punctuation\">.<\/span><span class=\"token function\">ofFloat<\/span><span class=\"token punctuation\">(<\/span>animatedValue<span class=\"token punctuation\">,<\/span> targetValue<span class=\"token punctuation\">)<\/span><br \/>\n    animator<span class=\"token punctuation\">.<\/span>duration <span class=\"token operator\">&#061;<\/span> animationDuration<br \/>\n    animator<span class=\"token punctuation\">.<\/span>interpolator <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">LinearInterpolator<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>  <span class=\"token comment\">\/\/ \u7ebf\u6027\u63d2\u503c&#xff0c;\u5300\u901f\u53d8\u5316<\/span><br \/>\n    animator<span class=\"token punctuation\">.<\/span><span class=\"token function\">addUpdateListener<\/span> <span class=\"token punctuation\">{<\/span> animation <span class=\"token operator\">-&gt;<\/span><br \/>\n        animatedValue <span class=\"token operator\">&#061;<\/span> animation<span class=\"token punctuation\">.<\/span>animatedValue <span class=\"token keyword\">as<\/span> Float<br \/>\n        <span class=\"token function\">invalidate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>  <span class=\"token comment\">\/\/ \u6bcf\u5e27\u91cd\u7ed8<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    animator<span class=\"token punctuation\">.<\/span><span class=\"token function\">start<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    valueAnimator <span class=\"token operator\">&#061;<\/span> animator<br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h3>\u8fdb\u5ea6\u6bd4\u4f8b\u8ba1\u7b97<\/h3>\n<p><span class=\"token keyword\">val<\/span> ratio <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>maxValue <span class=\"token operator\">&#061;&#061;<\/span> minValue<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token number\">0f<\/span>  <span class=\"token comment\">\/\/ \u9632\u6b62\u9664\u4ee5 0<\/span><br \/>\n<span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>animatedValue <span class=\"token operator\">&#8211;<\/span> minValue<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">\/<\/span> <span class=\"token punctuation\">(<\/span>maxValue <span class=\"token operator\">&#8211;<\/span> minValue<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">coerceIn<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0f<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1f<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u6ce8\u610f\u4e09\u4e2a\u8fb9\u754c&#xff1a;<\/p>\n<table>\n<tr>\u8fb9\u754c\u60c5\u51b5\u5904\u7406<\/tr>\n<tbody>\n<tr>\n<td>maxValue &#061;&#061; minValue<\/td>\n<td>ratio &#061; 0f&#xff0c;\u907f\u514d\u9664\u96f6\u5f02\u5e38<\/td>\n<\/tr>\n<tr>\n<td>animatedValue &lt; minValue<\/td>\n<td>coerceIn(0f, 1f) \u94b3\u5236\u5230 0<\/td>\n<\/tr>\n<tr>\n<td>animatedValue &gt; maxValue<\/td>\n<td>coerceIn(0f, 1f) \u94b3\u5236\u5230 1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u5f84\u5411\u6e10\u53d8\u6247\u5f62<\/h3>\n<p>\u4e2d\u5fc3\u533a\u57df\u6709\u4e00\u4e2a\u4ece\u5185\u5230\u5916\u6e10\u53d8\u7684\u6247\u5f62\u6548\u679c&#xff0c;\u4f7f\u7528 RadialGradient&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ \u4e2d\u5fc3\u80cc\u666f\u5706<\/span><br \/>\n<span class=\"token keyword\">val<\/span> centerRadius <span class=\"token operator\">&#061;<\/span> outerRadius <span class=\"token operator\">*<\/span> <span class=\"token number\">0.72f<\/span><br \/>\ncenterPaint<span class=\"token punctuation\">.<\/span>color <span class=\"token operator\">&#061;<\/span> centerColor<br \/>\ncanvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawCircle<\/span><span class=\"token punctuation\">(<\/span>centerX<span class=\"token punctuation\">,<\/span> centerY<span class=\"token punctuation\">,<\/span> centerRadius<span class=\"token punctuation\">,<\/span> centerPaint<span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u6247\u5f62\u6e10\u53d8&#xff08;\u8ddf\u968f\u8fdb\u5ea6\u5f27\u7684\u6247\u5f62\u533a\u57df&#xff09;<\/span><br \/>\n<span class=\"token keyword\">val<\/span> gradientRadius <span class=\"token operator\">&#061;<\/span> centerRadius <span class=\"token operator\">*<\/span> <span class=\"token number\">1.05f<\/span><br \/>\n<span class=\"token keyword\">val<\/span> sectorRect <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">RectF<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    centerX <span class=\"token operator\">&#8211;<\/span> gradientRadius<span class=\"token punctuation\">,<\/span><br \/>\n    centerY <span class=\"token operator\">&#8211;<\/span> gradientRadius<span class=\"token punctuation\">,<\/span><br \/>\n    centerX <span class=\"token operator\">&#043;<\/span> gradientRadius<span class=\"token punctuation\">,<\/span><br \/>\n    centerY <span class=\"token operator\">&#043;<\/span> gradientRadius<br \/>\n<span class=\"token punctuation\">)<\/span><br \/>\nsectorPaint<span class=\"token punctuation\">.<\/span>shader <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">RadialGradient<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    centerX<span class=\"token punctuation\">,<\/span> centerY<span class=\"token punctuation\">,<\/span> gradientRadius<span class=\"token punctuation\">,<\/span><br \/>\n    Color<span class=\"token punctuation\">.<\/span><span class=\"token function\">parseColor<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-literal singleline\"><span class=\"token string\">&#034;#8034BAA2&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>  <span class=\"token comment\">\/\/ \u4e2d\u5fc3&#xff1a;\u534a\u900f\u660e\u9752\u7eff<\/span><br \/>\n    Color<span class=\"token punctuation\">.<\/span><span class=\"token function\">parseColor<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-literal singleline\"><span class=\"token string\">&#034;#00EEF1F4&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>  <span class=\"token comment\">\/\/ \u8fb9\u7f18&#xff1a;\u5168\u900f\u660e\u6d45\u7070<\/span><br \/>\n    Shader<span class=\"token punctuation\">.<\/span>TileMode<span class=\"token punctuation\">.<\/span>CLAMP<br \/>\n<span class=\"token punctuation\">)<\/span><br \/>\ncanvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawArc<\/span><span class=\"token punctuation\">(<\/span>sectorRect<span class=\"token punctuation\">,<\/span> startAngle<span class=\"token punctuation\">,<\/span> sweepAngle<span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span> sectorPaint<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token comment\">\/\/ \u6ce8\u610f useCenter &#061; true&#xff0c;\u6247\u5f62\u4f1a\u8fde\u63a5\u5706\u5fc3<\/span><br \/>\nsectorPaint<span class=\"token punctuation\">.<\/span>shader <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">null<\/span>  <span class=\"token comment\">\/\/ \u7528\u5b8c\u6e05\u9664&#xff0c;\u907f\u514d\u5f71\u54cd\u540e\u7eed\u7ed8\u5236<\/span><\/p>\n<p>RadialGradient \u53c2\u6570&#xff1a;<\/p>\n<p>RadialGradient(<br \/>\n    centerX,           \/\/ \u5706\u5fc3 X<br \/>\n    centerY,           \/\/ \u5706\u5fc3 Y<br \/>\n    gradientRadius,    \/\/ \u6e10\u53d8\u534a\u5f84<br \/>\n    startColor,        \/\/ \u4e2d\u5fc3\u989c\u8272&#xff08;#8034BAA2 &#061; 50% \u900f\u660e\u9752\u7eff&#xff09;<br \/>\n    endColor,          \/\/ \u8fb9\u7f18\u989c\u8272&#xff08;#00EEF1F4 &#061; \u5168\u900f\u660e&#xff09;<br \/>\n    TileMode.CLAMP     \/\/ \u8d85\u51fa\u534a\u5f84\u540e\u7528\u8fb9\u7f18\u8272\u586b\u5145<br \/>\n)<\/p>\n<h3>\u6587\u5b57\u7ed8\u5236\u4e0e\u81ea\u9002\u5e94\u7f29\u653e<\/h3>\n<p>\u4e09\u6bb5\u6587\u5b57&#xff1a;\u6570\u503c\u3001\u5355\u4f4d\u3001\u6807\u9898&#xff0c;\u5404\u6709\u72ec\u7acb\u7684\u989c\u8272\u548c\u5b57\u53f7&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ \u6570\u503c\u6587\u5b57<\/span><br \/>\ntextPaint<span class=\"token punctuation\">.<\/span>color <span class=\"token operator\">&#061;<\/span> valueColor<br \/>\ntextPaint<span class=\"token punctuation\">.<\/span>textSize <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>valueTextSizePx <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> valueTextSizePx <span class=\"token keyword\">else<\/span> size <span class=\"token operator\">*<\/span> <span class=\"token number\">0.17f<\/span><br \/>\n<span class=\"token keyword\">val<\/span> valueText <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>ratio<span class=\"token punctuation\">.<\/span><span class=\"token function\">isNaN<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token string-literal singleline\"><span class=\"token string\">&#034;&#8211;&#034;<\/span><\/span>  <span class=\"token comment\">\/\/ \u5f02\u5e38\u60c5\u51b5\u663e\u793a\u5360\u4f4d\u7b26<\/span><br \/>\n<span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    String<span class=\"token punctuation\">.<\/span><span class=\"token function\">format<\/span><span class=\"token punctuation\">(<\/span>Locale<span class=\"token punctuation\">.<\/span>US<span class=\"token punctuation\">,<\/span> <span class=\"token string-literal singleline\"><span class=\"token string\">&#034;%.<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span><span class=\"token expression\">decimalPlaces<\/span><span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">f&#034;<\/span><\/span><span class=\"token punctuation\">,<\/span> animatedValue<span class=\"token punctuation\">)<\/span>  <span class=\"token comment\">\/\/ \u652f\u6301\u5c0f\u6570<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\ncanvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawText<\/span><span class=\"token punctuation\">(<\/span>valueText<span class=\"token punctuation\">,<\/span> centerX<span class=\"token punctuation\">,<\/span> centerY <span class=\"token operator\">&#043;<\/span> textPaint<span class=\"token punctuation\">.<\/span>textSize <span class=\"token operator\">\/<\/span> <span class=\"token number\">3f<\/span><span class=\"token punctuation\">,<\/span> textPaint<span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u5355\u4f4d\u6587\u5b57&#xff08;\u6570\u503c\u4e0b\u65b9&#xff09;<\/span><br \/>\ntextPaint<span class=\"token punctuation\">.<\/span>color <span class=\"token operator\">&#061;<\/span> unitColor<br \/>\ntextPaint<span class=\"token punctuation\">.<\/span>textSize <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>unitTextSizePx <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> unitTextSizePx <span class=\"token keyword\">else<\/span> size <span class=\"token operator\">*<\/span> <span class=\"token number\">0.085f<\/span><br \/>\ntextPaint<span class=\"token punctuation\">.<\/span>alpha <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">180<\/span>  <span class=\"token comment\">\/\/ \u534a\u900f\u660e&#xff0c;\u5f31\u5316\u5355\u4f4d<\/span><br \/>\ncanvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawText<\/span><span class=\"token punctuation\">(<\/span>unit<span class=\"token punctuation\">,<\/span> centerX<span class=\"token punctuation\">,<\/span> centerY <span class=\"token operator\">&#043;<\/span> textPaint<span class=\"token punctuation\">.<\/span>textSize <span class=\"token operator\">*<\/span> <span class=\"token number\">1.8f<\/span><span class=\"token punctuation\">,<\/span> textPaint<span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u6807\u9898\u6587\u5b57&#xff08;\u5e95\u90e8&#xff09;<\/span><br \/>\ntextPaint<span class=\"token punctuation\">.<\/span>color <span class=\"token operator\">&#061;<\/span> titleColor<br \/>\ntextPaint<span class=\"token punctuation\">.<\/span>textSize <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>titleTextSizePx <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> titleTextSizePx <span class=\"token keyword\">else<\/span> size <span class=\"token operator\">*<\/span> <span class=\"token number\">0.1f<\/span><br \/>\ntextPaint<span class=\"token punctuation\">.<\/span>alpha <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">220<\/span><br \/>\n<span class=\"token keyword\">val<\/span> titleOffset <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">20f<\/span> <span class=\"token operator\">*<\/span> resources<span class=\"token punctuation\">.<\/span>displayMetrics<span class=\"token punctuation\">.<\/span>density<br \/>\ncanvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawText<\/span><span class=\"token punctuation\">(<\/span>title<span class=\"token punctuation\">,<\/span> centerX<span class=\"token punctuation\">,<\/span> h <span class=\"token operator\">&#8211;<\/span> titleOffset<span class=\"token punctuation\">,<\/span> textPaint<span class=\"token punctuation\">)<\/span><\/p>\n<p>\u81ea\u9002\u5e94\u903b\u8f91&#xff1a;<\/p>\n<p>textSize <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>valueTextSizePx <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    valueTextSizePx   <span class=\"token comment\">\/\/ \u7528\u6237\u6307\u5b9a\u4e86\u56fa\u5b9a\u503c \u2192 \u7528\u56fa\u5b9a\u503c<\/span><br \/>\n<span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    size <span class=\"token operator\">*<\/span> <span class=\"token number\">0.17f<\/span>      <span class=\"token comment\">\/\/ \u672a\u6307\u5b9a \u2192 \u6309\u63a7\u4ef6\u5c3a\u5bf8\u7684\u767e\u5206\u6bd4\u81ea\u52a8\u7f29\u653e<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<table>\n<tr>\u6587\u5b57\u9ed8\u8ba4\u6bd4\u4f8b\u8bf4\u660e<\/tr>\n<tbody>\n<tr>\n<td>\u6570\u503c<\/td>\n<td>size * 0.17f<\/td>\n<td>\u6700\u5927&#xff0c;\u4e3b\u89d2<\/td>\n<\/tr>\n<tr>\n<td>\u5355\u4f4d<\/td>\n<td>size * 0.085f<\/td>\n<td>\u7ea6\u4e3a\u6570\u503c\u7684\u4e00\u534a<\/td>\n<\/tr>\n<tr>\n<td>\u6807\u9898<\/td>\n<td>size * 0.1f<\/td>\n<td>\u7565\u5927\u4e8e\u5355\u4f4d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u6587\u5b57 Y \u5750\u6807\u8ba1\u7b97&#xff1a;<\/p>\n<ul>\n<li>\u6570\u503c&#xff1a;centerY &#043; textSize \/ 3f \u2014 \u8fd1\u4f3c\u5782\u76f4\u5c45\u4e2d&#xff08;baseline \u504f\u79fb\u8865\u507f&#xff09;<\/li>\n<li>\u5355\u4f4d&#xff1a;centerY &#043; textSize * 1.8f \u2014 \u5728\u6570\u503c\u4e0b\u65b9<\/li>\n<li>\u6807\u9898&#xff1a;h &#8211; 20dp \u2014 \u8ddd\u79bb\u63a7\u4ef6\u5e95\u90e8 20dp<\/li>\n<\/ul>\n<p>\u5c0f\u6570\u683c\u5f0f\u5316&#xff1a;<\/p>\n<p>String<span class=\"token punctuation\">.<\/span><span class=\"token function\">format<\/span><span class=\"token punctuation\">(<\/span>Locale<span class=\"token punctuation\">.<\/span>US<span class=\"token punctuation\">,<\/span> <span class=\"token string-literal singleline\"><span class=\"token string\">&#034;%.<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span><span class=\"token expression\">decimalPlaces<\/span><span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">f&#034;<\/span><\/span><span class=\"token punctuation\">,<\/span> animatedValue<span class=\"token punctuation\">)<\/span><\/p>\n<h3>\u6b63\u65b9\u5f62\u6d4b\u91cf<\/h3>\n<p><span class=\"token keyword\">override<\/span> <span class=\"token keyword\">fun<\/span> <span class=\"token function\">onMeasure<\/span><span class=\"token punctuation\">(<\/span>widthMeasureSpec<span class=\"token operator\">:<\/span> Int<span class=\"token punctuation\">,<\/span> heightMeasureSpec<span class=\"token operator\">:<\/span> Int<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">val<\/span> minSize <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">160<\/span> <span class=\"token operator\">*<\/span> resources<span class=\"token punctuation\">.<\/span>displayMetrics<span class=\"token punctuation\">.<\/span>density<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toInt<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>  <span class=\"token comment\">\/\/ \u6700\u5c0f 160dp<\/span><br \/>\n    <span class=\"token keyword\">val<\/span> width <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">resolveSize<\/span><span class=\"token punctuation\">(<\/span>minSize<span class=\"token punctuation\">,<\/span> widthMeasureSpec<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">val<\/span> height <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">resolveSize<\/span><span class=\"token punctuation\">(<\/span>minSize<span class=\"token punctuation\">,<\/span> heightMeasureSpec<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">val<\/span> size <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">min<\/span><span class=\"token punctuation\">(<\/span>width<span class=\"token punctuation\">,<\/span> height<span class=\"token punctuation\">)<\/span>  <span class=\"token comment\">\/\/ \u53d6\u5bbd\u9ad8\u7684\u8f83\u5c0f\u503c&#xff0c;\u4fdd\u6301\u6b63\u65b9\u5f62<\/span><br \/>\n    <span class=\"token function\">setMeasuredDimension<\/span><span class=\"token punctuation\">(<\/span>size<span class=\"token punctuation\">,<\/span> size<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u8bbe\u8ba1\u610f\u56fe&#xff1a;<\/p>\n<ul>\n<li>\u4eea\u8868\u76d8\u5fc5\u987b\u662f\u6b63\u65b9\u5f62&#xff0c;\u5426\u5219\u5f27\u7ebf\u4f1a\u53d8\u6210\u692d\u5706<\/li>\n<li>\u6700\u5c0f\u5c3a\u5bf8 160dp&#xff0c;\u592a\u5c0f\u4e86\u6587\u5b57\u4f1a\u6324\u5728\u4e00\u8d77<\/li>\n<li>resolveSize \u4f1a\u6839\u636e MeasureSpec \u6a21\u5f0f&#xff08;EXACTLY \/ AT_MOST \/ UNSPECIFIED&#xff09;\u548c\u6700\u5c0f\u503c\u7b97\u51fa\u6700\u7ec8\u5c3a\u5bf8<\/li>\n<\/ul>\n<h2>\u4f7f\u7528\u65b9\u6cd5<\/h2>\n<h3>XML \u5e03\u5c40<\/h3>\n<p><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>com.demo.rigremote.widgets.GaugeView<\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">android:<\/span>id<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>&#064;&#043;id\/gaugeView<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">android:<\/span>layout_width<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>200dp<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">android:<\/span>layout_height<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>200dp<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_minValue<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>0<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_maxValue<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>100<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_value<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>0<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_unit<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>rpm<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_title<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>\u8f6c\u901f<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_progressColor<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>#1ABC9C<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_trackColor<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>#EDEFF2<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_centerColor<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>#FFFFFF<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_bgColor<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>#FFFFFF<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_textColor<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>#252931<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_valueTextSize<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>34sp<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_unitTextSize<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>14sp<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_titleTextSize<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>18sp<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><\/p>\n<h3>\u4ee3\u7801\u52a8\u6001\u63a7\u5236<\/h3>\n<p><span class=\"token keyword\">val<\/span> gauge <span class=\"token operator\">&#061;<\/span> findViewById<span class=\"token operator\">&lt;<\/span>GaugeView<span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">(<\/span>R<span class=\"token punctuation\">.<\/span>id<span class=\"token punctuation\">.<\/span>gaugeView<span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u57fa\u672c\u8bbe\u7f6e<\/span><br \/>\ngauge<span class=\"token punctuation\">.<\/span>minValue <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><br \/>\ngauge<span class=\"token punctuation\">.<\/span>maxValue <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1500<\/span><br \/>\ngauge<span class=\"token punctuation\">.<\/span>value <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">750<\/span>          <span class=\"token comment\">\/\/ \u4f1a\u89e6\u53d1\u52a8\u753b&#xff0c;\u4ece\u5f53\u524d\u503c\u5e73\u6ed1\u8fc7\u6e21\u5230 750<\/span><br \/>\ngauge<span class=\"token punctuation\">.<\/span>unit <span class=\"token operator\">&#061;<\/span> <span class=\"token string-literal singleline\"><span class=\"token string\">&#034;rpm&#034;<\/span><\/span><br \/>\ngauge<span class=\"token punctuation\">.<\/span>title <span class=\"token operator\">&#061;<\/span> <span class=\"token string-literal singleline\"><span class=\"token string\">&#034;\u52a8\u529b\u5934\u8f6c\u901f&#034;<\/span><\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u5c0f\u6570\u4f4d\u6570<\/span><br \/>\ngauge<span class=\"token punctuation\">.<\/span>decimalPlaces <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1<\/span>    <span class=\"token comment\">\/\/ \u663e\u793a &#034;750.0&#034;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u52a8\u753b\u65f6\u957f<\/span><br \/>\ngauge<span class=\"token punctuation\">.<\/span>animationDuration <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">800L<\/span>  <span class=\"token comment\">\/\/ 800ms \u8fc7\u6e21<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u989c\u8272\u5b9a\u5236<\/span><br \/>\ngauge<span class=\"token punctuation\">.<\/span>progressColor <span class=\"token operator\">&#061;<\/span> Color<span class=\"token punctuation\">.<\/span><span class=\"token function\">parseColor<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-literal singleline\"><span class=\"token string\">&#034;#FF6B00&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\ngauge<span class=\"token punctuation\">.<\/span>trackColor <span class=\"token operator\">&#061;<\/span> Color<span class=\"token punctuation\">.<\/span><span class=\"token function\">parseColor<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-literal singleline\"><span class=\"token string\">&#034;#F0F0F0&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\ngauge<span class=\"token punctuation\">.<\/span>valueColor <span class=\"token operator\">&#061;<\/span> Color<span class=\"token punctuation\">.<\/span><span class=\"token function\">parseColor<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-literal singleline\"><span class=\"token string\">&#034;#252931&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\ngauge<span class=\"token punctuation\">.<\/span>titleColor <span class=\"token operator\">&#061;<\/span> Color<span class=\"token punctuation\">.<\/span><span class=\"token function\">parseColor<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-literal singleline\"><span class=\"token string\">&#034;#888B91&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u6587\u5b57\u5927\u5c0f&#xff08;\u4e0d\u8bbe\u7f6e\u5219\u81ea\u9002\u5e94&#xff09;<\/span><br \/>\ngauge<span class=\"token punctuation\">.<\/span>valueTextSizePx <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">36f<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">spToPx<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\ngauge<span class=\"token punctuation\">.<\/span>unitTextSizePx <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">14f<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">spToPx<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\ngauge<span class=\"token punctuation\">.<\/span>titleTextSizePx <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">18f<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">spToPx<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<h3>\u5b9e\u65f6\u6570\u636e\u66f4\u65b0<\/h3>\n<p><span class=\"token comment\">\/\/ \u6a21\u62df\u4f20\u611f\u5668\u6570\u636e\u6bcf\u79d2\u66f4\u65b0<\/span><br \/>\n<span class=\"token keyword\">val<\/span> handler <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">Handler<\/span><span class=\"token punctuation\">(<\/span>Looper<span class=\"token punctuation\">.<\/span><span class=\"token function\">getMainLooper<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">var<\/span> currentValue <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><\/p>\n<p><span class=\"token keyword\">val<\/span> updateRunnable <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">object<\/span> <span class=\"token operator\">:<\/span> Runnable <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">override<\/span> <span class=\"token keyword\">fun<\/span> <span class=\"token function\">run<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        currentValue <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">readSensorData<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>  <span class=\"token comment\">\/\/ \u8bfb\u53d6\u4f20\u611f\u5668\u6570\u636e<\/span><br \/>\n        gauge<span class=\"token punctuation\">.<\/span>value <span class=\"token operator\">&#061;<\/span> currentValue       <span class=\"token comment\">\/\/ \u81ea\u52a8\u89e6\u53d1\u52a8\u753b\u8fc7\u6e21<\/span><br \/>\n        handler<span class=\"token punctuation\">.<\/span><span class=\"token function\">postDelayed<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1000<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\nhandler<span class=\"token punctuation\">.<\/span><span class=\"token function\">post<\/span><span class=\"token punctuation\">(<\/span>updateRunnable<span class=\"token punctuation\">)<\/span><\/p>\n<h3>\u591a\u4eea\u8868\u76d8\u7ec4\u5408<\/h3>\n<p><span class=\"token comment\">&lt;!&#8211; \u6a2a\u5411\u6392\u5217\u591a\u4e2a\u4eea\u8868\u76d8 &#8211;&gt;<\/span><br \/>\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>LinearLayout<\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">android:<\/span>layout_width<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>match_parent<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">android:<\/span>layout_height<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>wrap_content<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">android:<\/span>orientation<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>horizontal<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n    <span class=\"token attr-name\"><span class=\"token namespace\">android:<\/span>gravity<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>center<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><\/p>\n<p>    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>com.demo.rigremote.widgets.GaugeView<\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">android:<\/span>layout_width<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>0dp<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">android:<\/span>layout_height<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>160dp<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">android:<\/span>layout_weight<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>1<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_title<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>\u8f6c\u901f<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_unit<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>rpm<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_maxValue<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>1500<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_progressColor<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>#1ABC9C<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><\/p>\n<p>    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>com.demo.rigremote.widgets.GaugeView<\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">android:<\/span>layout_width<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>0dp<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">android:<\/span>layout_height<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>160dp<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">android:<\/span>layout_weight<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>1<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_title<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>\u626d\u77e9<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_unit<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>N\u00b7m<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_maxValue<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>500<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_progressColor<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>#3498DB<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><\/p>\n<p>    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>com.demo.rigremote.widgets.GaugeView<\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">android:<\/span>layout_width<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>0dp<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">android:<\/span>layout_height<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>160dp<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">android:<\/span>layout_weight<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>1<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_title<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>\u538b\u529b<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_unit<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>MPa<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_maxValue<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>35<span class=\"token punctuation\">&#034;<\/span><\/span><br \/>\n        <span class=\"token attr-name\"><span class=\"token namespace\">app:<\/span>gv_progressColor<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>#E74C3C<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><br \/>\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>LinearLayout<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><\/p>\n<h2>\u81ea\u5b9a\u4e49\u5c5e\u6027<\/h2>\n<p>\u5728 res\/values\/attrs.xml \u4e2d\u5b9a\u4e49&#xff1a;<\/p>\n<p><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>declare-styleable<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>GaugeView<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><\/p>\n<p>    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>attr<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>gv_minValue<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token attr-name\">format<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>integer<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>attr<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>gv_maxValue<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token attr-name\">format<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>integer<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>attr<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>gv_value<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token attr-name\">format<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>integer<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><\/p>\n<p>    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>attr<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>gv_unit<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token attr-name\">format<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>string<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>attr<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>gv_title<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token attr-name\">format<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>string<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><\/p>\n<p>    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>attr<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>gv_progressColor<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token attr-name\">format<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>color<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>attr<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>gv_trackColor<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token attr-name\">format<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>color<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>attr<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>gv_centerColor<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token attr-name\">format<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>color<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>attr<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>gv_bgColor<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token attr-name\">format<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>color<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>attr<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>gv_textColor<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token attr-name\">format<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>color<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>attr<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>gv_titleColor<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token attr-name\">format<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>color<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>attr<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>gv_unitColor<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token attr-name\">format<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>color<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>attr<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>gv_valueColor<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token attr-name\">format<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>color<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><\/p>\n<p>    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>attr<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>gv_valueTextSize<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token attr-name\">format<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>dimension<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>attr<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>gv_unitTextSize<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token attr-name\">format<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>dimension<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>attr<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>gv_titleTextSize<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token attr-name\">format<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>dimension<span class=\"token punctuation\">&#034;<\/span><\/span> <span class=\"token punctuation\">\/&gt;<\/span><\/span><br \/>\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>declare-styleable<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><\/p>\n<h2>\u8e29\u5751\u8bb0\u5f55<\/h2>\n<h3>drawArc \u7684 useCenter \u53c2\u6570<\/h3>\n<p>\u95ee\u9898&#xff1a;\u753b\u6247\u5f62\u6e10\u53d8\u65f6&#xff0c;useCenter &#061; false \u5bfc\u81f4\u53ea\u753b\u4e86\u4e00\u6bb5\u5f27\u7ebf&#xff0c;\u6ca1\u6709\u586b\u5145\u6247\u5f62\u533a\u57df\u3002<\/p>\n<p>\u89e3\u51b3&#xff1a;drawArc(rect, startAngle, sweepAngle, useCenter, paint) \u7684\u7b2c\u56db\u4e2a\u53c2\u6570&#xff1a;<\/p>\n<table>\n<tr>useCenter\u6548\u679c<\/tr>\n<tbody>\n<tr>\n<td>true<\/td>\n<td>\u6247\u5f62&#xff08;\u5f27\u7ebf &#043; \u4e24\u6761\u534a\u5f84 &#043; \u586b\u5145&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>false<\/td>\n<td>\u53ea\u6709\u5f27\u7ebf&#xff08;\u914d\u5408 STROKE \u98ce\u683c\u4f7f\u7528&#xff09;<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u6247\u5f62\u6e10\u53d8\u533a\u57df\u8981\u7528 useCenter &#061; true&#xff0c;\u8fdb\u5ea6\u5f27\u7ebf\u8981\u7528 useCenter &#061; false\u3002<\/p>\n<h3>RadialGradient \u4e0d\u6e05\u9664\u5bfc\u81f4\u540e\u7eed\u7ed8\u5236\u5f02\u5e38<\/h3>\n<p>\u95ee\u9898&#xff1a;\u753b\u5b8c\u6247\u5f62\u6e10\u53d8\u540e&#xff0c;\u7528\u540c\u4e00\u4e2a sectorPaint \u753b\u5176\u4ed6\u56fe\u5f62\u65f6\u989c\u8272\u4e0d\u5bf9\u3002<\/p>\n<p>\u89e3\u51b3&#xff1a;\u7528\u5b8c shader \u540e\u7acb\u5373\u7f6e\u7a7a&#xff1a;<\/p>\n<p>sectorPaint<span class=\"token punctuation\">.<\/span>shader <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">RadialGradient<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">..<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">)<\/span><br \/>\ncanvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawArc<\/span><span class=\"token punctuation\">(<\/span>sectorRect<span class=\"token punctuation\">,<\/span> startAngle<span class=\"token punctuation\">,<\/span> sweepAngle<span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span> sectorPaint<span class=\"token punctuation\">)<\/span><br \/>\nsectorPaint<span class=\"token punctuation\">.<\/span>shader <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">null<\/span>  <span class=\"token comment\">\/\/ \u5173\u952e&#xff1a;\u7528\u5b8c\u6e05\u9664<\/span><\/p>\n<h3>\u5feb\u901f\u8fde\u7eed setValue \u5bfc\u81f4\u52a8\u753b\u8df3\u8dc3<\/h3>\n<p>\u95ee\u9898&#xff1a;\u5feb\u901f\u8fde\u7eed\u8c03\u7528 setValue(50) \u2192 setValue(80) \u2192 setValue(30)&#xff0c;\u53ef\u80fd\u51fa\u73b0\u6570\u503c\u8df3\u8dc3\u3002<\/p>\n<p>\u89e3\u51b3&#xff1a;\u6bcf\u6b21 animateToValue \u524d\u5148 cancel \u65e7\u52a8\u753b&#xff0c;\u4e14\u65b0\u52a8\u753b\u7684\u8d77\u59cb\u503c\u7528 animatedValue&#xff08;\u5f53\u524d\u52a8\u753b\u5e27\u7684\u503c&#xff09;\u800c\u4e0d\u662f field&#xff08;\u76ee\u6807\u503c&#xff09;&#xff1a;<\/p>\n<p><span class=\"token keyword\">private<\/span> <span class=\"token keyword\">fun<\/span> <span class=\"token function\">animateToValue<\/span><span class=\"token punctuation\">(<\/span>targetValue<span class=\"token operator\">:<\/span> Float<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    valueAnimator<span class=\"token operator\">?<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">cancel<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>  <span class=\"token comment\">\/\/ \u53d6\u6d88\u65e7\u52a8\u753b<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u4ece animatedValue&#xff08;\u5f53\u524d\u5b9e\u9645\u663e\u793a\u503c&#xff09;\u5f00\u59cb&#xff0c;\u4e0d\u662f\u4ece field&#xff08;\u4e0a\u6b21\u76ee\u6807\u503c&#xff09;<\/span><br \/>\n    <span class=\"token keyword\">val<\/span> animator <span class=\"token operator\">&#061;<\/span> ValueAnimator<span class=\"token punctuation\">.<\/span><span class=\"token function\">ofFloat<\/span><span class=\"token punctuation\">(<\/span>animatedValue<span class=\"token punctuation\">,<\/span> targetValue<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token comment\">\/\/ &#8230;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u8fd9\u6837\u5373\u4f7f\u8fde\u7eed\u8c03\u7528&#xff0c;\u52a8\u753b\u59cb\u7ec8\u4ece\u5f53\u524d\u53ef\u89c1\u503c\u5e73\u6ed1\u8fc7\u6e21&#xff0c;\u4e0d\u4f1a\u8df3\u8dc3\u3002<\/p>\n<h2>\u5b8c\u6574\u4ee3\u7801<\/h2>\n<p><span class=\"token keyword\">package<\/span> com<span class=\"token punctuation\">.<\/span>demo<span class=\"token punctuation\">.<\/span>rigremote<span class=\"token punctuation\">.<\/span>widgets<\/p>\n<p><span class=\"token keyword\">import<\/span> android<span class=\"token punctuation\">.<\/span>animation<span class=\"token punctuation\">.<\/span>ValueAnimator<br \/>\n<span class=\"token keyword\">import<\/span> android<span class=\"token punctuation\">.<\/span>content<span class=\"token punctuation\">.<\/span>Context<br \/>\n<span class=\"token keyword\">import<\/span> android<span class=\"token punctuation\">.<\/span>graphics<span class=\"token punctuation\">.<\/span><span class=\"token operator\">*<\/span><br \/>\n<span class=\"token keyword\">import<\/span> android<span class=\"token punctuation\">.<\/span>util<span class=\"token punctuation\">.<\/span>AttributeSet<br \/>\n<span class=\"token keyword\">import<\/span> android<span class=\"token punctuation\">.<\/span>util<span class=\"token punctuation\">.<\/span>TypedValue<br \/>\n<span class=\"token keyword\">import<\/span> android<span class=\"token punctuation\">.<\/span>view<span class=\"token punctuation\">.<\/span>View<br \/>\n<span class=\"token keyword\">import<\/span> android<span class=\"token punctuation\">.<\/span>view<span class=\"token punctuation\">.<\/span>animation<span class=\"token punctuation\">.<\/span>LinearInterpolator<br \/>\n<span class=\"token keyword\">import<\/span> androidx<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>content<span class=\"token punctuation\">.<\/span>ContextCompat<br \/>\n<span class=\"token keyword\">import<\/span> com<span class=\"token punctuation\">.<\/span>demo<span class=\"token punctuation\">.<\/span>rigremote<span class=\"token punctuation\">.<\/span>R<br \/>\n<span class=\"token keyword\">import<\/span> java<span class=\"token punctuation\">.<\/span>util<span class=\"token punctuation\">.<\/span>Locale<br \/>\n<span class=\"token keyword\">import<\/span> kotlin<span class=\"token punctuation\">.<\/span>math<span class=\"token punctuation\">.<\/span>min<\/p>\n<p><span class=\"token comment\">\/**<br \/>\n * \u7b80\u6613\u4eea\u8868\u76d8 View&#xff1a;<br \/>\n * &#8211; \u652f\u6301\u6700\u5c0f\u503c\u3001\u6700\u5927\u503c\u3001\u5f53\u524d\u503c<br \/>\n * &#8211; \u652f\u6301\u5355\u4f4d\u3001\u6807\u9898<br \/>\n * &#8211; \u8fdb\u5ea6\u5f27\u81ea\u52a8\u6839\u636e\u5f53\u524d\u503c\u8ba1\u7b97<br \/>\n *\/<\/span><br \/>\n<span class=\"token keyword\">class<\/span> GaugeView <span class=\"token annotation builtin\">&#064;JvmOverloads<\/span> <span class=\"token keyword\">constructor<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    context<span class=\"token operator\">:<\/span> Context<span class=\"token punctuation\">,<\/span><br \/>\n    attrs<span class=\"token operator\">:<\/span> AttributeSet<span class=\"token operator\">?<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    defStyleAttr<span class=\"token operator\">:<\/span> Int <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><br \/>\n<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">:<\/span> <span class=\"token function\">View<\/span><span class=\"token punctuation\">(<\/span>context<span class=\"token punctuation\">,<\/span> attrs<span class=\"token punctuation\">,<\/span> defStyleAttr<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u53ef\u914d\u7f6e\u5c5e\u6027<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> minValue<span class=\"token operator\">:<\/span> Int <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><br \/>\n        <span class=\"token keyword\">set<\/span><span class=\"token punctuation\">(<\/span>value<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            field <span class=\"token operator\">&#061;<\/span> value<br \/>\n            <span class=\"token function\">invalidate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> maxValue<span class=\"token operator\">:<\/span> Int <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">100<\/span><br \/>\n        <span class=\"token keyword\">set<\/span><span class=\"token punctuation\">(<\/span>value<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            field <span class=\"token operator\">&#061;<\/span> value<br \/>\n            <span class=\"token function\">invalidate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> value<span class=\"token operator\">:<\/span> Int <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><br \/>\n        <span class=\"token keyword\">set<\/span><span class=\"token punctuation\">(<\/span>newValue<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">val<\/span> clampedValue <span class=\"token operator\">&#061;<\/span> newValue<span class=\"token punctuation\">.<\/span><span class=\"token function\">coerceIn<\/span><span class=\"token punctuation\">(<\/span>minValue<span class=\"token punctuation\">,<\/span> maxValue<span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>field <span class=\"token operator\">!&#061;<\/span> clampedValue<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token function\">animateToValue<\/span><span class=\"token punctuation\">(<\/span>clampedValue<span class=\"token punctuation\">.<\/span><span class=\"token function\">toFloat<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                field <span class=\"token operator\">&#061;<\/span> clampedValue<br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u5c0f\u6570\u4f4d\u6570&#xff08;0\u8868\u793a\u663e\u793a\u6574\u6570&#xff0c;1\u8868\u793a\u663e\u793a1\u4f4d\u5c0f\u6570&#xff0c;\u4ee5\u6b64\u7c7b\u63a8&#xff09;<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> decimalPlaces<span class=\"token operator\">:<\/span> Int <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><br \/>\n        <span class=\"token keyword\">set<\/span><span class=\"token punctuation\">(<\/span>value<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            field <span class=\"token operator\">&#061;<\/span> value<span class=\"token punctuation\">.<\/span><span class=\"token function\">coerceAtLeast<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">coerceAtMost<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">4<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token function\">invalidate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u52a8\u753b\u663e\u793a\u7684\u5f53\u524d\u503c<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">var<\/span> animatedValue<span class=\"token operator\">:<\/span> Float <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0f<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u52a8\u753b\u76f8\u5173<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">var<\/span> valueAnimator<span class=\"token operator\">:<\/span> ValueAnimator<span class=\"token operator\">?<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">null<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> animationDuration<span class=\"token operator\">:<\/span> Long <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1000L<\/span> <span class=\"token comment\">\/\/ \u9ed8\u8ba4\u52a8\u753b\u65f6\u957f1\u79d2<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> unit<span class=\"token operator\">:<\/span> String <span class=\"token operator\">&#061;<\/span> <span class=\"token string-literal singleline\"><span class=\"token string\">&#034;&#034;<\/span><\/span><br \/>\n        <span class=\"token keyword\">set<\/span><span class=\"token punctuation\">(<\/span>value<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            field <span class=\"token operator\">&#061;<\/span> value<br \/>\n            <span class=\"token function\">invalidate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> title<span class=\"token operator\">:<\/span> String <span class=\"token operator\">&#061;<\/span> <span class=\"token string-literal singleline\"><span class=\"token string\">&#034;&#034;<\/span><\/span><br \/>\n        <span class=\"token keyword\">set<\/span><span class=\"token punctuation\">(<\/span>value<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            field <span class=\"token operator\">&#061;<\/span> value<br \/>\n            <span class=\"token function\">invalidate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">var<\/span> progressColor<span class=\"token operator\">:<\/span> Int <span class=\"token operator\">&#061;<\/span> Color<span class=\"token punctuation\">.<\/span><span class=\"token function\">parseColor<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-literal singleline\"><span class=\"token string\">&#034;#1ABC9C&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> trackColor<span class=\"token operator\">:<\/span> Int <span class=\"token operator\">&#061;<\/span> Color<span class=\"token punctuation\">.<\/span><span class=\"token function\">parseColor<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-literal singleline\"><span class=\"token string\">&#034;#EDEFF2&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> centerColor<span class=\"token operator\">:<\/span> Int <span class=\"token operator\">&#061;<\/span> Color<span class=\"token punctuation\">.<\/span><span class=\"token function\">parseColor<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-literal singleline\"><span class=\"token string\">&#034;#FFFFFF&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> bgColor<span class=\"token operator\">:<\/span> Int <span class=\"token operator\">&#061;<\/span> Color<span class=\"token punctuation\">.<\/span><span class=\"token function\">parseColor<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-literal singleline\"><span class=\"token string\">&#034;#FFFFFF&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> textColor<span class=\"token operator\">:<\/span> Int <span class=\"token operator\">&#061;<\/span><br \/>\n        ContextCompat<span class=\"token punctuation\">.<\/span><span class=\"token function\">getColor<\/span><span class=\"token punctuation\">(<\/span>context<span class=\"token punctuation\">,<\/span> com<span class=\"token punctuation\">.<\/span>demo<span class=\"token punctuation\">.<\/span>myconn<span class=\"token punctuation\">.<\/span>R<span class=\"token punctuation\">.<\/span>color<span class=\"token punctuation\">.<\/span>font_252931_e5ffffff<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">set<\/span><span class=\"token punctuation\">(<\/span>value<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            field <span class=\"token operator\">&#061;<\/span> value<br \/>\n            <span class=\"token function\">invalidate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> titleColor<span class=\"token operator\">:<\/span> Int <span class=\"token operator\">&#061;<\/span> textColor<br \/>\n        <span class=\"token keyword\">set<\/span><span class=\"token punctuation\">(<\/span>value<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            field <span class=\"token operator\">&#061;<\/span> value<br \/>\n            <span class=\"token function\">invalidate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> unitColor<span class=\"token operator\">:<\/span> Int <span class=\"token operator\">&#061;<\/span> textColor<br \/>\n        <span class=\"token keyword\">set<\/span><span class=\"token punctuation\">(<\/span>value<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            field <span class=\"token operator\">&#061;<\/span> value<br \/>\n            <span class=\"token function\">invalidate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> valueColor<span class=\"token operator\">:<\/span> Int <span class=\"token operator\">&#061;<\/span> textColor<br \/>\n        <span class=\"token keyword\">set<\/span><span class=\"token punctuation\">(<\/span>value<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            field <span class=\"token operator\">&#061;<\/span> value<br \/>\n            <span class=\"token function\">invalidate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u6587\u672c\u5c3a\u5bf8&#xff08;px&#xff0c;\u53ef\u52a8\u6001\u8bbe\u7f6e&#xff1b;&lt;&#061;0 \u65f6\u6309\u63a7\u4ef6\u5c3a\u5bf8\u81ea\u9002\u5e94&#xff09;<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> valueTextSizePx<span class=\"token operator\">:<\/span> Float <span class=\"token operator\">&#061;<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1f<\/span><br \/>\n        <span class=\"token keyword\">set<\/span><span class=\"token punctuation\">(<\/span>value<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            field <span class=\"token operator\">&#061;<\/span> value<br \/>\n            <span class=\"token function\">invalidate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> unitTextSizePx<span class=\"token operator\">:<\/span> Float <span class=\"token operator\">&#061;<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1f<\/span><br \/>\n        <span class=\"token keyword\">set<\/span><span class=\"token punctuation\">(<\/span>value<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            field <span class=\"token operator\">&#061;<\/span> value<br \/>\n            <span class=\"token function\">invalidate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> titleTextSizePx<span class=\"token operator\">:<\/span> Float <span class=\"token operator\">&#061;<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1f<\/span><br \/>\n        <span class=\"token keyword\">set<\/span><span class=\"token punctuation\">(<\/span>value<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            field <span class=\"token operator\">&#061;<\/span> value<br \/>\n            <span class=\"token function\">invalidate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u753b\u7b14<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">val<\/span> arcPaint <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">Paint<\/span><span class=\"token punctuation\">(<\/span>Paint<span class=\"token punctuation\">.<\/span>ANTI_ALIAS_FLAG<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">apply<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        style <span class=\"token operator\">&#061;<\/span> Paint<span class=\"token punctuation\">.<\/span>Style<span class=\"token punctuation\">.<\/span>STROKE<br \/>\n        strokeCap <span class=\"token operator\">&#061;<\/span> Paint<span class=\"token punctuation\">.<\/span>Cap<span class=\"token punctuation\">.<\/span>ROUND<br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">val<\/span> centerPaint <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">Paint<\/span><span class=\"token punctuation\">(<\/span>Paint<span class=\"token punctuation\">.<\/span>ANTI_ALIAS_FLAG<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">apply<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        style <span class=\"token operator\">&#061;<\/span> Paint<span class=\"token punctuation\">.<\/span>Style<span class=\"token punctuation\">.<\/span>FILL<br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">val<\/span> textPaint <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">Paint<\/span><span class=\"token punctuation\">(<\/span>Paint<span class=\"token punctuation\">.<\/span>ANTI_ALIAS_FLAG<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">apply<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        textAlign <span class=\"token operator\">&#061;<\/span> Paint<span class=\"token punctuation\">.<\/span>Align<span class=\"token punctuation\">.<\/span>CENTER<br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">val<\/span> sectorPaint <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">Paint<\/span><span class=\"token punctuation\">(<\/span>Paint<span class=\"token punctuation\">.<\/span>ANTI_ALIAS_FLAG<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">apply<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        style <span class=\"token operator\">&#061;<\/span> Paint<span class=\"token punctuation\">.<\/span>Style<span class=\"token punctuation\">.<\/span>FILL<br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">val<\/span> textBgPaint <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">Paint<\/span><span class=\"token punctuation\">(<\/span>Paint<span class=\"token punctuation\">.<\/span>ANTI_ALIAS_FLAG<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">apply<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        style <span class=\"token operator\">&#061;<\/span> Paint<span class=\"token punctuation\">.<\/span>Style<span class=\"token punctuation\">.<\/span>FILL<br \/>\n        color <span class=\"token operator\">&#061;<\/span> Color<span class=\"token punctuation\">.<\/span><span class=\"token function\">parseColor<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-literal singleline\"><span class=\"token string\">&#034;#F7F8FA&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">init<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        animatedValue <span class=\"token operator\">&#061;<\/span> value<span class=\"token punctuation\">.<\/span><span class=\"token function\">toFloat<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        context<span class=\"token punctuation\">.<\/span>theme<span class=\"token punctuation\">.<\/span><span class=\"token function\">obtainStyledAttributes<\/span><span class=\"token punctuation\">(<\/span><br \/>\n            attrs<span class=\"token punctuation\">,<\/span><br \/>\n            R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView<span class=\"token punctuation\">,<\/span><br \/>\n            defStyleAttr<span class=\"token punctuation\">,<\/span><br \/>\n            <span class=\"token number\">0<\/span><br \/>\n        <span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">apply<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                minValue <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getIntCompat<\/span><span class=\"token punctuation\">(<\/span>R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView_gv_minValue<span class=\"token punctuation\">,<\/span> minValue<span class=\"token punctuation\">)<\/span><br \/>\n                maxValue <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getIntCompat<\/span><span class=\"token punctuation\">(<\/span>R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView_gv_maxValue<span class=\"token punctuation\">,<\/span> maxValue<span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token keyword\">val<\/span> initialValue <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getIntCompat<\/span><span class=\"token punctuation\">(<\/span>R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView_gv_value<span class=\"token punctuation\">,<\/span> value<span class=\"token punctuation\">)<\/span><br \/>\n                value <span class=\"token operator\">&#061;<\/span> initialValue<br \/>\n                animatedValue <span class=\"token operator\">&#061;<\/span> initialValue<span class=\"token punctuation\">.<\/span><span class=\"token function\">toFloat<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                unit <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getString<\/span><span class=\"token punctuation\">(<\/span>R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView_gv_unit<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">?:<\/span> unit<br \/>\n                title <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getString<\/span><span class=\"token punctuation\">(<\/span>R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView_gv_title<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">?:<\/span> title<br \/>\n                progressColor <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getColor<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                    R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView_gv_progressColor<span class=\"token punctuation\">,<\/span><br \/>\n                    progressColor<br \/>\n                <span class=\"token punctuation\">)<\/span><br \/>\n                trackColor <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getColor<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                    R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView_gv_trackColor<span class=\"token punctuation\">,<\/span><br \/>\n                    trackColor<br \/>\n                <span class=\"token punctuation\">)<\/span><br \/>\n                centerColor <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getColor<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                    R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView_gv_centerColor<span class=\"token punctuation\">,<\/span><br \/>\n                    centerColor<br \/>\n                <span class=\"token punctuation\">)<\/span><br \/>\n                bgColor <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getColor<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                    R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView_gv_bgColor<span class=\"token punctuation\">,<\/span><br \/>\n                    bgColor<br \/>\n                <span class=\"token punctuation\">)<\/span><br \/>\n                textColor <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getColor<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                    R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView_gv_textColor<span class=\"token punctuation\">,<\/span><br \/>\n                    ContextCompat<span class=\"token punctuation\">.<\/span><span class=\"token function\">getColor<\/span><span class=\"token punctuation\">(<\/span>context<span class=\"token punctuation\">,<\/span> android<span class=\"token punctuation\">.<\/span>R<span class=\"token punctuation\">.<\/span>color<span class=\"token punctuation\">.<\/span>white<span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token punctuation\">)<\/span><br \/>\n                titleColor <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getColor<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                    R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView_gv_titleColor<span class=\"token punctuation\">,<\/span><br \/>\n                    textColor<br \/>\n                <span class=\"token punctuation\">)<\/span><br \/>\n                unitColor <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getColor<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                    R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView_gv_unitColor<span class=\"token punctuation\">,<\/span><br \/>\n                    textColor<br \/>\n                <span class=\"token punctuation\">)<\/span><br \/>\n                valueColor <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getColor<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                    R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView_gv_valueColor<span class=\"token punctuation\">,<\/span><br \/>\n                    textColor<br \/>\n                <span class=\"token punctuation\">)<\/span><br \/>\n                valueTextSizePx <span class=\"token operator\">&#061;<\/span><br \/>\n                    <span class=\"token function\">getDimension<\/span><span class=\"token punctuation\">(<\/span>R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView_gv_valueTextSize<span class=\"token punctuation\">,<\/span> valueTextSizePx<span class=\"token punctuation\">)<\/span><br \/>\n                unitTextSizePx <span class=\"token operator\">&#061;<\/span><br \/>\n                    <span class=\"token function\">getDimension<\/span><span class=\"token punctuation\">(<\/span>R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView_gv_unitTextSize<span class=\"token punctuation\">,<\/span> unitTextSizePx<span class=\"token punctuation\">)<\/span><br \/>\n                titleTextSizePx <span class=\"token operator\">&#061;<\/span><br \/>\n                    <span class=\"token function\">getDimension<\/span><span class=\"token punctuation\">(<\/span>R<span class=\"token punctuation\">.<\/span>styleable<span class=\"token punctuation\">.<\/span>GaugeView_gv_titleTextSize<span class=\"token punctuation\">,<\/span> titleTextSizePx<span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">finally<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token function\">recycle<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/**<br \/>\n     * \u517c\u5bb9\u8bfb\u53d6\u6574\u578b\u5c5e\u6027&#xff0c;\u907f\u514d XML \u4e2d\u4f20\u5165 &#034;0.0&#034;\/&#034;.0&#034; \u65f6 getInt \u5d29\u6e83\u3002<br \/>\n     *\/<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">fun<\/span> android<span class=\"token punctuation\">.<\/span>content<span class=\"token punctuation\">.<\/span>res<span class=\"token punctuation\">.<\/span>TypedArray<span class=\"token punctuation\">.<\/span><span class=\"token function\">getIntCompat<\/span><span class=\"token punctuation\">(<\/span>index<span class=\"token operator\">:<\/span> Int<span class=\"token punctuation\">,<\/span> defaultValue<span class=\"token operator\">:<\/span> Int<span class=\"token punctuation\">)<\/span><span class=\"token operator\">:<\/span> Int <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> value <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">peekValue<\/span><span class=\"token punctuation\">(<\/span>index<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">?:<\/span> <span class=\"token keyword\">return<\/span> defaultValue<br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token keyword\">when<\/span> <span class=\"token punctuation\">(<\/span>value<span class=\"token punctuation\">.<\/span>type<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            TypedValue<span class=\"token punctuation\">.<\/span>TYPE_INT_DEC<span class=\"token punctuation\">,<\/span><br \/>\n            TypedValue<span class=\"token punctuation\">.<\/span>TYPE_INT_HEX<span class=\"token punctuation\">,<\/span><br \/>\n            TypedValue<span class=\"token punctuation\">.<\/span>TYPE_INT_BOOLEAN <span class=\"token operator\">-&gt;<\/span> <span class=\"token function\">getInt<\/span><span class=\"token punctuation\">(<\/span>index<span class=\"token punctuation\">,<\/span> defaultValue<span class=\"token punctuation\">)<\/span><br \/>\n            TypedValue<span class=\"token punctuation\">.<\/span>TYPE_FLOAT <span class=\"token operator\">-&gt;<\/span> value<span class=\"token punctuation\">.<\/span>float<span class=\"token punctuation\">.<\/span><span class=\"token function\">toInt<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            TypedValue<span class=\"token punctuation\">.<\/span>TYPE_STRING <span class=\"token operator\">-&gt;<\/span> value<span class=\"token punctuation\">.<\/span>string<span class=\"token operator\">?<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">?<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toFloatOrNull<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">?<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toInt<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">?:<\/span> defaultValue<br \/>\n            <span class=\"token keyword\">else<\/span> <span class=\"token operator\">-&gt;<\/span> defaultValue<br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/**<br \/>\n     * \u52a8\u753b\u5230\u76ee\u6807\u503c<br \/>\n     *\/<\/span><br \/>\n    <span class=\"token keyword\">private<\/span> <span class=\"token keyword\">fun<\/span> <span class=\"token function\">animateToValue<\/span><span class=\"token punctuation\">(<\/span>targetValue<span class=\"token operator\">:<\/span> Float<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        valueAnimator<span class=\"token operator\">?<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">cancel<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token keyword\">val<\/span> animator <span class=\"token operator\">&#061;<\/span> ValueAnimator<span class=\"token punctuation\">.<\/span><span class=\"token function\">ofFloat<\/span><span class=\"token punctuation\">(<\/span>animatedValue<span class=\"token punctuation\">,<\/span> targetValue<span class=\"token punctuation\">)<\/span><br \/>\n        animator<span class=\"token punctuation\">.<\/span>duration <span class=\"token operator\">&#061;<\/span> animationDuration<br \/>\n        animator<span class=\"token punctuation\">.<\/span>interpolator <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">LinearInterpolator<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        animator<span class=\"token punctuation\">.<\/span><span class=\"token function\">addUpdateListener<\/span> <span class=\"token punctuation\">{<\/span> animation <span class=\"token operator\">-&gt;<\/span><br \/>\n            animatedValue <span class=\"token operator\">&#061;<\/span> animation<span class=\"token punctuation\">.<\/span>animatedValue <span class=\"token keyword\">as<\/span> Float<br \/>\n            <span class=\"token function\">invalidate<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        animator<span class=\"token punctuation\">.<\/span><span class=\"token function\">start<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        valueAnimator <span class=\"token operator\">&#061;<\/span> animator<br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">override<\/span> <span class=\"token keyword\">fun<\/span> <span class=\"token function\">onMeasure<\/span><span class=\"token punctuation\">(<\/span>widthMeasureSpec<span class=\"token operator\">:<\/span> Int<span class=\"token punctuation\">,<\/span> heightMeasureSpec<span class=\"token operator\">:<\/span> Int<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u4fdd\u6301\u6b63\u65b9\u5f62&#xff0c;\u6700\u5c0f\u5c3a\u5bf8 160dp<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> minSize <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">160<\/span> <span class=\"token operator\">*<\/span> resources<span class=\"token punctuation\">.<\/span>displayMetrics<span class=\"token punctuation\">.<\/span>density<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toInt<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> width <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">resolveSize<\/span><span class=\"token punctuation\">(<\/span>minSize<span class=\"token punctuation\">,<\/span> widthMeasureSpec<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> height <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">resolveSize<\/span><span class=\"token punctuation\">(<\/span>minSize<span class=\"token punctuation\">,<\/span> heightMeasureSpec<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> size <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">min<\/span><span class=\"token punctuation\">(<\/span>width<span class=\"token punctuation\">,<\/span> height<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token function\">setMeasuredDimension<\/span><span class=\"token punctuation\">(<\/span>size<span class=\"token punctuation\">,<\/span> size<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">override<\/span> <span class=\"token keyword\">fun<\/span> <span class=\"token function\">onDraw<\/span><span class=\"token punctuation\">(<\/span>canvas<span class=\"token operator\">:<\/span> Canvas<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">super<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">onDraw<\/span><span class=\"token punctuation\">(<\/span>canvas<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> w <span class=\"token operator\">&#061;<\/span> width<span class=\"token punctuation\">.<\/span><span class=\"token function\">toFloat<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> h <span class=\"token operator\">&#061;<\/span> height<span class=\"token punctuation\">.<\/span><span class=\"token function\">toFloat<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> size <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">min<\/span><span class=\"token punctuation\">(<\/span>w<span class=\"token punctuation\">,<\/span> h<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> centerX <span class=\"token operator\">&#061;<\/span> w <span class=\"token operator\">\/<\/span> <span class=\"token number\">2f<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> centerY <span class=\"token operator\">&#061;<\/span> h <span class=\"token operator\">\/<\/span> <span class=\"token number\">2f<\/span><\/p>\n<p>        <span class=\"token keyword\">val<\/span> density <span class=\"token operator\">&#061;<\/span> resources<span class=\"token punctuation\">.<\/span>displayMetrics<span class=\"token punctuation\">.<\/span>density<\/p>\n<p>        <span class=\"token keyword\">val<\/span> stroke <span class=\"token operator\">&#061;<\/span> size <span class=\"token operator\">*<\/span> <span class=\"token number\">0.08f<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ \u6700\u5916\u5c42\u5927\u5706\u5e95\u8272&#xff08;\u8986\u76d6\u80cc\u666f\u4ee5\u4fdd\u6301\u5706\u5f62\u8fb9\u754c&#xff09;<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> baseRadius <span class=\"token operator\">&#061;<\/span> size <span class=\"token operator\">*<\/span> <span class=\"token number\">0.45f<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> inset <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">2f<\/span> <span class=\"token operator\">*<\/span> density<br \/>\n        <span class=\"token keyword\">val<\/span> outerRadius <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span>baseRadius <span class=\"token operator\">&#8211;<\/span> inset<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">coerceAtLeast<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0f<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u5916\u5c42\u5706\u8981\u6bd4\u8f68\u9053\u548c\u8fdb\u5ea6\u7684\u5916\u8fb9\u7f18&#xff08;outerRadius &#043; stroke\/2&#xff09;\u5927\u4e00\u70b9<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u4f46\u4e0d\u80fd\u8d85\u51faView\u8fb9\u754c&#xff0c;\u6700\u5927\u534a\u5f84\u4e3a size\/2<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> outerBgRadius <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span>outerRadius <span class=\"token operator\">&#043;<\/span> stroke <span class=\"token operator\">\/<\/span> <span class=\"token number\">2f<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">5f<\/span> <span class=\"token operator\">*<\/span> density<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">coerceAtMost<\/span><span class=\"token punctuation\">(<\/span>size <span class=\"token operator\">\/<\/span> <span class=\"token number\">2f<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        textBgPaint<span class=\"token punctuation\">.<\/span>color <span class=\"token operator\">&#061;<\/span> bgColor<br \/>\n        canvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawCircle<\/span><span class=\"token punctuation\">(<\/span>centerX<span class=\"token punctuation\">,<\/span> centerY<span class=\"token punctuation\">,<\/span> outerBgRadius<span class=\"token punctuation\">,<\/span> textBgPaint<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> startAngle <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">135f<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> sweepAngle <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">270f<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ \u8f68\u9053&#xff08;\u76f4\u89d2\u7aef&#xff09;<\/span><br \/>\n        arcPaint<span class=\"token punctuation\">.<\/span>strokeCap <span class=\"token operator\">&#061;<\/span> Paint<span class=\"token punctuation\">.<\/span>Cap<span class=\"token punctuation\">.<\/span>BUTT<br \/>\n        arcPaint<span class=\"token punctuation\">.<\/span>color <span class=\"token operator\">&#061;<\/span> trackColor<br \/>\n        arcPaint<span class=\"token punctuation\">.<\/span>strokeWidth <span class=\"token operator\">&#061;<\/span> stroke<br \/>\n        <span class=\"token keyword\">val<\/span> arcRect <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">RectF<\/span><span class=\"token punctuation\">(<\/span><br \/>\n            centerX <span class=\"token operator\">&#8211;<\/span> outerRadius<span class=\"token punctuation\">,<\/span><br \/>\n            centerY <span class=\"token operator\">&#8211;<\/span> outerRadius<span class=\"token punctuation\">,<\/span><br \/>\n            centerX <span class=\"token operator\">&#043;<\/span> outerRadius<span class=\"token punctuation\">,<\/span><br \/>\n            centerY <span class=\"token operator\">&#043;<\/span> outerRadius<br \/>\n        <span class=\"token punctuation\">)<\/span><br \/>\n        canvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawArc<\/span><span class=\"token punctuation\">(<\/span>arcRect<span class=\"token punctuation\">,<\/span> startAngle<span class=\"token punctuation\">,<\/span> sweepAngle<span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">,<\/span> arcPaint<span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ \u8fdb\u5ea6&#xff08;\u4f7f\u7528\u52a8\u753b\u503c&#xff09;<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> ratio <span class=\"token operator\">&#061;<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>maxValue <span class=\"token operator\">&#061;&#061;<\/span> minValue<span class=\"token punctuation\">)<\/span> <span class=\"token number\">0f<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>animatedValue <span class=\"token operator\">&#8211;<\/span> minValue<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">\/<\/span> <span class=\"token punctuation\">(<\/span>maxValue <span class=\"token operator\">&#8211;<\/span> minValue<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">coerceIn<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                <span class=\"token number\">0f<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                <span class=\"token number\">1f<\/span><br \/>\n            <span class=\"token punctuation\">)<\/span><br \/>\n        arcPaint<span class=\"token punctuation\">.<\/span>color <span class=\"token operator\">&#061;<\/span> progressColor<br \/>\n        canvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawArc<\/span><span class=\"token punctuation\">(<\/span>arcRect<span class=\"token punctuation\">,<\/span> startAngle<span class=\"token punctuation\">,<\/span> sweepAngle <span class=\"token operator\">*<\/span> ratio<span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">,<\/span> arcPaint<span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ \u4e2d\u5fc3\u80cc\u666f&#xff08;\u5148\u5e95\u8272&#xff0c;\u518d\u6e10\u53d8&#xff09;<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> centerRadius <span class=\"token operator\">&#061;<\/span> outerRadius <span class=\"token operator\">*<\/span> <span class=\"token number\">0.72f<\/span><br \/>\n        centerPaint<span class=\"token punctuation\">.<\/span>shader <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">null<\/span><br \/>\n        centerPaint<span class=\"token punctuation\">.<\/span>color <span class=\"token operator\">&#061;<\/span> centerColor<br \/>\n        canvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawCircle<\/span><span class=\"token punctuation\">(<\/span>centerX<span class=\"token punctuation\">,<\/span> centerY<span class=\"token punctuation\">,<\/span> centerRadius<span class=\"token punctuation\">,<\/span> centerPaint<span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ \u6247\u5f62\u6e10\u53d8&#xff08;\u8ddf\u968f\u8fdb\u5ea6&#xff0c;\u4f7f\u7528\u5f84\u5411\u6e10\u53d8\u8272&#xff09;<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> gradientRadius <span class=\"token operator\">&#061;<\/span> centerRadius <span class=\"token operator\">*<\/span> <span class=\"token number\">1.05f<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> sectorRect <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">RectF<\/span><span class=\"token punctuation\">(<\/span><br \/>\n            centerX <span class=\"token operator\">&#8211;<\/span> gradientRadius<span class=\"token punctuation\">,<\/span><br \/>\n            centerY <span class=\"token operator\">&#8211;<\/span> gradientRadius<span class=\"token punctuation\">,<\/span><br \/>\n            centerX <span class=\"token operator\">&#043;<\/span> gradientRadius<span class=\"token punctuation\">,<\/span><br \/>\n            centerY <span class=\"token operator\">&#043;<\/span> gradientRadius<br \/>\n        <span class=\"token punctuation\">)<\/span><br \/>\n        sectorPaint<span class=\"token punctuation\">.<\/span>shader <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">RadialGradient<\/span><span class=\"token punctuation\">(<\/span><br \/>\n            centerX<span class=\"token punctuation\">,<\/span><br \/>\n            centerY<span class=\"token punctuation\">,<\/span><br \/>\n            gradientRadius<span class=\"token punctuation\">,<\/span><br \/>\n            Color<span class=\"token punctuation\">.<\/span><span class=\"token function\">parseColor<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-literal singleline\"><span class=\"token string\">&#034;#8034BAA2&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            Color<span class=\"token punctuation\">.<\/span><span class=\"token function\">parseColor<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-literal singleline\"><span class=\"token string\">&#034;#00EEF1F4&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            Shader<span class=\"token punctuation\">.<\/span>TileMode<span class=\"token punctuation\">.<\/span>CLAMP<br \/>\n        <span class=\"token punctuation\">)<\/span><br \/>\n        canvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawArc<\/span><span class=\"token punctuation\">(<\/span>sectorRect<span class=\"token punctuation\">,<\/span> startAngle<span class=\"token punctuation\">,<\/span> sweepAngle<span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span> sectorPaint<span class=\"token punctuation\">)<\/span><br \/>\n        sectorPaint<span class=\"token punctuation\">.<\/span>shader <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">null<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ \u6587\u672c&#xff1a;\u6570\u503c\u4e0e\u5355\u4f4d<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u6570\u503c&#043;\u5355\u4f4d\u7684\u80cc\u666f\u5706<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> textBgRadius <span class=\"token operator\">&#061;<\/span> centerRadius <span class=\"token operator\">*<\/span> <span class=\"token number\">0.62f<\/span><br \/>\n        canvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawCircle<\/span><span class=\"token punctuation\">(<\/span>centerX<span class=\"token punctuation\">,<\/span> centerY<span class=\"token punctuation\">,<\/span> textBgRadius<span class=\"token punctuation\">,<\/span> textBgPaint<span class=\"token punctuation\">)<\/span><\/p>\n<p>        textPaint<span class=\"token punctuation\">.<\/span>color <span class=\"token operator\">&#061;<\/span> valueColor<br \/>\n        textPaint<span class=\"token punctuation\">.<\/span>textSize <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>valueTextSizePx <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> valueTextSizePx <span class=\"token keyword\">else<\/span> size <span class=\"token operator\">*<\/span> <span class=\"token number\">0.17f<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> valueText <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>ratio<span class=\"token punctuation\">.<\/span><span class=\"token function\">isNaN<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token string-literal singleline\"><span class=\"token string\">&#034;&#8211;&#034;<\/span><\/span><br \/>\n        <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            String<span class=\"token punctuation\">.<\/span><span class=\"token function\">format<\/span><span class=\"token punctuation\">(<\/span>Locale<span class=\"token punctuation\">.<\/span>US<span class=\"token punctuation\">,<\/span> <span class=\"token string-literal singleline\"><span class=\"token string\">&#034;%.<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span><span class=\"token expression\">decimalPlaces<\/span><span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">f&#034;<\/span><\/span><span class=\"token punctuation\">,<\/span> animatedValue<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        canvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawText<\/span><span class=\"token punctuation\">(<\/span>valueText<span class=\"token punctuation\">,<\/span> centerX<span class=\"token punctuation\">,<\/span> centerY <span class=\"token operator\">&#043;<\/span> textPaint<span class=\"token punctuation\">.<\/span>textSize <span class=\"token operator\">\/<\/span> <span class=\"token number\">3f<\/span><span class=\"token punctuation\">,<\/span> textPaint<span class=\"token punctuation\">)<\/span><\/p>\n<p>        textPaint<span class=\"token punctuation\">.<\/span>color <span class=\"token operator\">&#061;<\/span> unitColor<br \/>\n        textPaint<span class=\"token punctuation\">.<\/span>textSize <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>unitTextSizePx <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> unitTextSizePx <span class=\"token keyword\">else<\/span> size <span class=\"token operator\">*<\/span> <span class=\"token number\">0.085f<\/span><br \/>\n        textPaint<span class=\"token punctuation\">.<\/span>alpha <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">180<\/span><br \/>\n        canvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawText<\/span><span class=\"token punctuation\">(<\/span>unit<span class=\"token punctuation\">,<\/span> centerX<span class=\"token punctuation\">,<\/span> centerY <span class=\"token operator\">&#043;<\/span> textPaint<span class=\"token punctuation\">.<\/span>textSize <span class=\"token operator\">*<\/span> <span class=\"token number\">1.8f<\/span><span class=\"token punctuation\">,<\/span> textPaint<span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ \u6807\u9898&#xff08;\u5e95\u90e8&#xff09;<\/span><br \/>\n        textPaint<span class=\"token punctuation\">.<\/span>color <span class=\"token operator\">&#061;<\/span> titleColor<br \/>\n        textPaint<span class=\"token punctuation\">.<\/span>textSize <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>titleTextSizePx <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> titleTextSizePx <span class=\"token keyword\">else<\/span> size <span class=\"token operator\">*<\/span> <span class=\"token number\">0.1f<\/span><br \/>\n        textPaint<span class=\"token punctuation\">.<\/span>alpha <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">220<\/span><br \/>\n        <span class=\"token keyword\">val<\/span> titleOffset <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">20f<\/span> <span class=\"token operator\">*<\/span> resources<span class=\"token punctuation\">.<\/span>displayMetrics<span class=\"token punctuation\">.<\/span>density<br \/>\n        canvas<span class=\"token punctuation\">.<\/span><span class=\"token function\">drawText<\/span><span class=\"token punctuation\">(<\/span>title<span class=\"token punctuation\">,<\/span> centerX<span class=\"token punctuation\">,<\/span> h <span class=\"token operator\">&#8211;<\/span> titleOffset<span class=\"token punctuation\">,<\/span> textPaint<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">override<\/span> <span class=\"token keyword\">fun<\/span> <span class=\"token function\">onDetachedFromWindow<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">super<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">onDetachedFromWindow<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        valueAnimator<span class=\"token operator\">?<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">cancel<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        valueAnimator <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">null<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5e26\u6570\u503c\u52a8\u753b\u7684\u5706\u5f62\u4eea\u8868\u76d8\u63a7\u4ef6\u6838\u5fc3\u5b9e\u73b0\u8be6\u89e3\u5f27\u5f62\u89d2\u5ea6\u8bbe\u8ba1\u53cc\u5c42\u5f27\u7ebf\u7ed8\u5236\u6570\u503c\u52a8\u753b&#xff08;ValueAnimator&#xff09;\u8fdb\u5ea6\u6bd4\u4f8b\u8ba1\u7b97\u5f84\u5411\u6e10\u53d8\u6247\u5f62\u6587\u5b57\u7ed8\u5236\u4e0e\u81ea\u9002\u5e94\u7f29\u653e\u6b63\u65b9\u5f62\u6d4b\u91cf\u4f7f\u7528\u65b9\u6cd5XML \u5e03\u5c40\u4ee3\u7801\u52a8\u6001\u63a7\u5236\u5b9e\u65f6\u6570\u636e\u66f4\u65b0\u591a\u4eea\u8868\u76d8\u7ec4\u5408\u81ea\u5b9a\u4e49\u5c5e\u6027\u8e29\u5751\u8bb0\u5f55drawArc \u7684 useCenter \u53c2\u6570RadialGradient \u4e0d\u6e05\u9664\u5bfc\u81f4\u540e\u7eed\u7ed8\u5236\u5f02\u5e38\u5feb\u901f\u8fde\u7eed setValue \u5bfc\u81f4\u52a8\u753b\u8df3\u8dc3\u5b8c\u6574\u4ee3\u7801\u6838\u5fc3\u5b9e\u73b0\u8be6\u89e3 \u5f27\u5f62\u89d2\u5ea6\u8bbe\u8ba1<br \/>\n\u8fd9\u662f\u6574\u4e2a\u63a7\u4ef6\u7684\u57fa\u7840\u2014\u2014\u5982\u4f55\u753b\u51fa 270\u00b0 \u7684\u5f27\u5f62\u5f00<\/p>\n","protected":false},"author":2,"featured_media":92452,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[10578,10577,84,1693,6131],"topic":[],"class_list":["post-92453","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-canvas","tag-view","tag-android","tag-kotlin","tag-6131"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u5e26\u6570\u503c\u52a8\u753b\u7684\u5706\u5f62\u4eea\u8868\u76d8\u63a7\u4ef6 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/92453.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5e26\u6570\u503c\u52a8\u753b\u7684\u5706\u5f62\u4eea\u8868\u76d8\u63a7\u4ef6 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u5e26\u6570\u503c\u52a8\u753b\u7684\u5706\u5f62\u4eea\u8868\u76d8\u63a7\u4ef6\u6838\u5fc3\u5b9e\u73b0\u8be6\u89e3\u5f27\u5f62\u89d2\u5ea6\u8bbe\u8ba1\u53cc\u5c42\u5f27\u7ebf\u7ed8\u5236\u6570\u503c\u52a8\u753b&#xff08;ValueAnimator&#xff09;\u8fdb\u5ea6\u6bd4\u4f8b\u8ba1\u7b97\u5f84\u5411\u6e10\u53d8\u6247\u5f62\u6587\u5b57\u7ed8\u5236\u4e0e\u81ea\u9002\u5e94\u7f29\u653e\u6b63\u65b9\u5f62\u6d4b\u91cf\u4f7f\u7528\u65b9\u6cd5XML \u5e03\u5c40\u4ee3\u7801\u52a8\u6001\u63a7\u5236\u5b9e\u65f6\u6570\u636e\u66f4\u65b0\u591a\u4eea\u8868\u76d8\u7ec4\u5408\u81ea\u5b9a\u4e49\u5c5e\u6027\u8e29\u5751\u8bb0\u5f55drawArc \u7684 useCenter \u53c2\u6570RadialGradient \u4e0d\u6e05\u9664\u5bfc\u81f4\u540e\u7eed\u7ed8\u5236\u5f02\u5e38\u5feb\u901f\u8fde\u7eed setValue \u5bfc\u81f4\u52a8\u753b\u8df3\u8dc3\u5b8c\u6574\u4ee3\u7801\u6838\u5fc3\u5b9e\u73b0\u8be6\u89e3 \u5f27\u5f62\u89d2\u5ea6\u8bbe\u8ba1 \u8fd9\u662f\u6574\u4e2a\u63a7\u4ef6\u7684\u57fa\u7840\u2014\u2014\u5982\u4f55\u753b\u51fa 270\u00b0 \u7684\u5f27\u5f62\u5f00\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/92453.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-08-10T04:01:06+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260810040105-6a794d010c5e2.png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"10 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/92453.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/92453.html\",\"name\":\"\u5e26\u6570\u503c\u52a8\u753b\u7684\u5706\u5f62\u4eea\u8868\u76d8\u63a7\u4ef6 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2026-08-10T04:01:06+00:00\",\"dateModified\":\"2026-08-10T04:01:06+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/92453.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/92453.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/92453.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u5e26\u6570\u503c\u52a8\u753b\u7684\u5706\u5f62\u4eea\u8868\u76d8\u63a7\u4ef6\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u5e26\u6570\u503c\u52a8\u753b\u7684\u5706\u5f62\u4eea\u8868\u76d8\u63a7\u4ef6 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/92453.html","og_locale":"zh_CN","og_type":"article","og_title":"\u5e26\u6570\u503c\u52a8\u753b\u7684\u5706\u5f62\u4eea\u8868\u76d8\u63a7\u4ef6 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u5e26\u6570\u503c\u52a8\u753b\u7684\u5706\u5f62\u4eea\u8868\u76d8\u63a7\u4ef6\u6838\u5fc3\u5b9e\u73b0\u8be6\u89e3\u5f27\u5f62\u89d2\u5ea6\u8bbe\u8ba1\u53cc\u5c42\u5f27\u7ebf\u7ed8\u5236\u6570\u503c\u52a8\u753b&#xff08;ValueAnimator&#xff09;\u8fdb\u5ea6\u6bd4\u4f8b\u8ba1\u7b97\u5f84\u5411\u6e10\u53d8\u6247\u5f62\u6587\u5b57\u7ed8\u5236\u4e0e\u81ea\u9002\u5e94\u7f29\u653e\u6b63\u65b9\u5f62\u6d4b\u91cf\u4f7f\u7528\u65b9\u6cd5XML \u5e03\u5c40\u4ee3\u7801\u52a8\u6001\u63a7\u5236\u5b9e\u65f6\u6570\u636e\u66f4\u65b0\u591a\u4eea\u8868\u76d8\u7ec4\u5408\u81ea\u5b9a\u4e49\u5c5e\u6027\u8e29\u5751\u8bb0\u5f55drawArc \u7684 useCenter \u53c2\u6570RadialGradient \u4e0d\u6e05\u9664\u5bfc\u81f4\u540e\u7eed\u7ed8\u5236\u5f02\u5e38\u5feb\u901f\u8fde\u7eed setValue \u5bfc\u81f4\u52a8\u753b\u8df3\u8dc3\u5b8c\u6574\u4ee3\u7801\u6838\u5fc3\u5b9e\u73b0\u8be6\u89e3 \u5f27\u5f62\u89d2\u5ea6\u8bbe\u8ba1 \u8fd9\u662f\u6574\u4e2a\u63a7\u4ef6\u7684\u57fa\u7840\u2014\u2014\u5982\u4f55\u753b\u51fa 270\u00b0 \u7684\u5f27\u5f62\u5f00","og_url":"https:\/\/www.wsisp.com\/helps\/92453.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2026-08-10T04:01:06+00:00","og_image":[{"url":"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260810040105-6a794d010c5e2.png"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"10 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/92453.html","url":"https:\/\/www.wsisp.com\/helps\/92453.html","name":"\u5e26\u6570\u503c\u52a8\u753b\u7684\u5706\u5f62\u4eea\u8868\u76d8\u63a7\u4ef6 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2026-08-10T04:01:06+00:00","dateModified":"2026-08-10T04:01:06+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/92453.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/92453.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/92453.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"\u5e26\u6570\u503c\u52a8\u753b\u7684\u5706\u5f62\u4eea\u8868\u76d8\u63a7\u4ef6"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/92453","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=92453"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/92453\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media\/92452"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=92453"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=92453"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=92453"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=92453"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}