\u9879\u76ee\u4e4b\u524d\u7528\u7684\u5929\u5730\u56fe，\u73b0\u8981\u6c42\u66ff\u6362\u6210\u81ea\u5df1\u670d\u52a1\u5668\u7684\u5730\u56fe\u74e6\u7247！<\/p>\n<\/p>\n
1.\u6dfb\u52a0\u74e6\u7247API<\/p>\n
\u5b98\u7f51\u548c\u7f51\u4e0a\u5f88\u591a\u4f7f\u7528\u74e6\u7247\u7684\u6559\u7a0b<\/p>\n
private void useOMCMap() { <\/p>\n
final String url = "http:\/\/tile.opencyclemap.org\/cycle\/%d\/%d\/%d.png"; <\/p>\n
TileOverlayOptions tileOverlayOptions = new TileOverlayOptions().tileProvider(new UrlTileProvider(256, 256) { <\/p>\n
@Override <\/p>\n
public URL getTileUrl(int x, int y, int zoom) { <\/p>\n
try { <\/p>\n
return new URL(String.format(url, zoom, x, y)); <\/p>\n
} catch (Exception e) { <\/p>\n
e.printStackTrace(); <\/p>\n
} <\/p>\n
return null; <\/p>\n
} <\/p>\n
}); <\/p>\n
tileOverlayOptions.diskCacheEnabled(true) <\/p>\n
.diskCacheDir("\/storage\/emulated\/0\/amap\/OMCcache") <\/p>\n
.diskCacheSize(100000) <\/p>\n
.memoryCacheEnabled(true) <\/p>\n
.memCacheSize(100000) <\/p>\n
.zIndex(-9999); <\/p>\n
mtileOverlay = aMap.addTileOverlay(tileOverlayOptions); <\/p>\n
}} <\/p>\n
\u5176\u4e2dURL\u4e3a\u5728\u7ebf\u74e6\u7247\u5730\u5740，\u5177\u4f53\u5730\u5740\u53ef\u4ee5\u67e5\u770b\u00a0\u5929\u5730\u56feAPI<\/p>\n
\u4f46\u6211\u4eec\u7684\u9700\u6c42\u662f\u4f7f\u7528\u81ea\u5df1\u540e\u53f0\u63d0\u4f9b\u7684URL \u53ef\u80fd\u6d89\u53ca\u7528\u6237\u6388\u6743\u83b7\u53d6\u5176\u4ed6<\/p>\n
2.\u83b7\u53d6\u670d\u52a1\u5668\u81ea\u5b9a\u4e49\u74e6\u7247\u6570\u636e<\/p>\n
\u901a\u8fc7\u7f51\u7edc\u8bf7\u6c42\u83b7\u53d6\u74e6\u7247\u6570\u636e \u8fd9\u91cc\u4f7f\u7528okhttp<\/p>\n
public synchronized void getImageStream(String url, Callback callback) throws Exception {
\n HttpRequestManager.Header[] headers = getHeaders();
\n OkHttpClient okhttpclient = HttpRequestManager.manager().getOkClient();
\n FormBody formBody = new FormBody.Builder().build();
\n Headers head = HttpRequestManager.manager().getDefaultHeaders(null, headers);
\n Request request1 = new Request.Builder()
\n .url(url)
\n .post(formBody)
\n .headers(head)
\n .build();
\n Call call = okhttpclient.newCall(request1);
\n call.enqueue(callback);
\n } <\/p>\n
3.\u5c06\u74e6\u7247\u6570\u636e\u4fdd\u5b58\u5230\u672c\u5730<\/p>\n
getImageStream(real_url, new Callback() {
\n @Override
\n public void onFailure(Call call, IOException e) {
\n Log.e("AnbUrlTileProvider", "\u83b7\u53d6\u74e6\u7247fail");
\n }<\/p>\n
@Override
\n public void onResponse(Call call, Response response) throws IOException {
\n Log.e("AnbUrlTileProvider", "\u83b7\u53d6\u74e6\u7247\u6210\u529f ==== " + response.toString());
\n if (response.code() == 200 && response.body() != null) {
\n InputStream in = response.body().byteStream();
\n try {
\n \/\/\u4fdd\u5b58\u74e6\u7247\u56fe\u7247\u6570\u636e\u5230\u672c\u5730
\n saveFile(getImageBitmap(in), mFileName, mFileDirName);
\n } catch (IOException e) {
\n throw new RuntimeException(e);
\n }
\n }
\n }<\/p>\n
}
\n ); <\/p>\n
4.\u8fd4\u56de\u672c\u5730\u74e6\u7247\u5730\u5740\u00a0<\/p>\n
\u5b8c\u6574\u4ee3\u7801\u5982\u4e0b：<\/p>\n
public class AnbUrlTileProvider extends UrlTileProvider {
\n private final String url = Constants.URL_MAP_TITLE_PROVIDER;\/\/agrcontent\/dmz\/map\/getMap\/{z}\/{x}\/{y}<\/p>\n
private final String ALBUM_PATH;<\/p>\n
public AnbUrlTileProvider(Context context) {
\n super(256, 256);
\n ALBUM_PATH = context.getExternalFilesDir(Environment.DIRECTORY_PICTURES).getPath() + "\/Cache\/";
\n }<\/p>\n
@Override
\n public URL getTileUrl(int x, int y, int zoom) {
\n String mFileDirName = String.format("L%02d\/", zoom + 1) + "title\/";
\n String mFileName = String.format("%s", TileXYToQuadKey(x, y, zoom));\/\/\u4e3a\u4e86\u4e0d\u5728\u624b\u673a\u7684\u56fe\u7247\u4e2d\u663e\u793a,\u53d6\u6d88jpg\u540e\u7f00,\u6587\u4ef6\u540d\u81ea\u5df1\u5b9a\u4e49,\u5199\u5165\u548c\u8bfb\u53d6\u4e00\u81f4\u5373\u53ef,\u7531\u4e8e\u6709\u81ea\u5df1\u7684bingmap\u56fe\u6e90\u670d\u52a1,\u6240\u4ee5\u6b64\u5904\u6211\u7528\u7684bingmap\u7684\u6587\u4ef6\u540d<\/p>\n
String LJ = ALBUM_PATH + mFileDirName + mFileName;
\n Log.e("\u540d\u79f0\u662f\u5426\u5b58\u5728: ", mFileName + "getTileUrl: " + (MapImageCache.getInstance().isBitmapExit(mFileName, ALBUM_PATH + mFileDirName)) + "");
\n if (MapImageCache.getInstance().isBitmapExit(mFileName, ALBUM_PATH + mFileDirName)) {\/\/\u5224\u65ad\u672c\u5730\u662f\u5426\u6709\u56fe\u7247\u6587\u4ef6,\u5982\u679c\u6709\u8fd4\u56de\u672c\u5730url,\u5982\u679c\u6ca1\u6709,\u7f13\u5b58\u5230\u672c\u5730\u5e76\u8fd4\u56degoogleurl<\/p>\n
try {
\n return new URL("file:\/\/" + LJ);
\n } catch (MalformedURLException e) {
\n throw new RuntimeException(e);
\n }
\n } else {
\n String real_url = String.format(url, zoom, x, y);
\n try {
\n \/\/\u83b7\u53d6\u670d\u52a1\u5668 \u56fe\u7247\u4e8c\u8fdb\u5236\u6570\u636e\u6d41
\n getImageStream(real_url, new Callback() {
\n @Override
\n public void onFailure(Call call, IOException e) {
\n Log.e("AnbUrlTileProvider", "\u83b7\u53d6\u74e6\u7247fail");
\n }<\/p>\n
@Override
\n public void onResponse(Call call, Response response) throws IOException {
\n Log.e("AnbUrlTileProvider", "\u83b7\u53d6\u74e6\u7247\u6210\u529f ==== " + response.toString());
\n if (response.code() == 200 && response.body() != null) {
\n InputStream in = response.body().byteStream();
\n try {
\n \/\/\u4fdd\u5b58\u74e6\u7247\u56fe\u7247\u6570\u636e\u5230\u672c\u5730
\n saveFile(getImageBitmap(in), mFileName, mFileDirName);
\n } catch (IOException e) {
\n throw new RuntimeException(e);
\n }
\n }
\n }<\/p>\n
}
\n );
\n return new URL("file:\/\/" + LJ);\/\/\u8fd4\u56de\u672c\u5730\u74e6\u7247\u56fe\u7247\u8def\u5f84
\n } catch (Exception e) {
\n throw new RuntimeException(e);
\n }
\n }
\n }<\/p>\n
\/**
\n * \u74e6\u7247\u6570\u636e\u5750\u6807\u8f6c\u6362
\n *\/
\n private String TileXYToQuadKey(int tileX, int tileY, int levelOfDetail) {
\n StringBuilder quadKey = new StringBuilder();
\n for (int i = levelOfDetail; i > 0; i–) {
\n char digit = '0';
\n int mask = 1 << (i – 1);
\n if ((tileX & mask) != 0) {
\n digit++;
\n }
\n if ((tileY & mask) != 0) {
\n digit++;
\n digit++;
\n }
\n quadKey.append(digit);
\n }
\n return quadKey.toString();
\n }<\/p>\n
\/**
\n * \u4fdd\u5b58\u6587\u4ef6
\n *\/
\n public void saveFile(final Bitmap bm, final String fileName, final String fileDirName) throws IOException {
\n new Thread(new Runnable() {
\n @Override
\n public void run() {
\n try {
\n if (bm != null) {
\n File dirFile = new File(ALBUM_PATH + fileDirName);
\n if (!dirFile.exists()) {
\n dirFile.mkdirs();
\n Log.e("\u521b\u5efa\u6587\u4ef6\u5939", (dirFile.exists()) + "");
\n }
\n File myCaptureFile = new File(ALBUM_PATH + fileDirName + fileName);
\n Log.e("\u4fdd\u5b58\u8def\u5f84", myCaptureFile.getPath());
\n BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(myCaptureFile));
\n bm.compress(Bitmap.CompressFormat.PNG, 80, bos);
\n try {
\n bos.flush();
\n } catch (IOException e) {
\n throw new RuntimeException(e);
\n }
\n bos.close();
\n }<\/p>\n
} catch (IOException e) {
\n e.printStackTrace();
\n }
\n }
\n }).start();
\n }<\/p>\n
public Bitmap getImageBitmap(InputStream imputStream) {
\n \/\/ \u5c06\u6240\u6709InputStream\u5199\u5230byte\u6570\u7ec4\u5f53\u4e2d
\n byte[] targetData = null;
\n if (imputStream != null) {<\/p>\n
byte[] bytePart = new byte[4096];
\n while (true) {
\n try {
\n int readLength = imputStream.read(bytePart);
\n if (readLength == -1) {
\n break;
\n } else {
\n byte[] temp = new byte[readLength + (targetData == null ? 0 : targetData.length)];
\n if (targetData != null) {
\n System.arraycopy(targetData, 0, temp, 0, targetData.length);
\n System.arraycopy(bytePart, 0, temp, targetData.length, readLength);
\n } else {
\n System.arraycopy(bytePart, 0, temp, 0, readLength);
\n }
\n targetData = temp;
\n }
\n } catch (Exception e) {
\n e.printStackTrace();
\n }
\n }
\n }<\/p>\n
\/\/ \u6307\u4f7fBitmap\u901a\u8fc7byte\u6570\u7ec4\u83b7\u53d6\u6570\u636e<\/p>\n
return BitmapFactory.decodeByteArray(targetData, 0, targetData.length);
\n }<\/p>\n
public synchronized void getImageStream(String url, Callback callback) throws Exception {
\n HttpRequestManager.Header[] headers = getHeaders();
\n OkHttpClient okhttpclient = HttpRequestManager.manager().getOkClient();
\n FormBody formBody = new FormBody.Builder().build();
\n Headers head = HttpRequestManager.manager().getDefaultHeaders(null, headers);
\n Request request1 = new Request.Builder()
\n .url(url)
\n .post(formBody)
\n .headers(head)
\n .build();
\n Call call = okhttpclient.newCall(request1);
\n call.enqueue(callback);
\n }<\/p>\n
private HttpRequestManager.Header[] getHeaders() {
\n return new HttpRequestManager.Header[]{new HttpRequestManager.Header() {
\n public String getName() {
\n return "Content-Type";
\n }<\/p>\n
public String getValue() {
\n return "image\/webp";
\n }
\n }, new HttpRequestManager.Header() {
\n public String getName() {
\n return HttpRequestManager.SPARTA_ID;
\n }<\/p>\n
public String getValue() {
\n return DeviceInfoUtil.getDeviceNo(MainApplication.getInstance());
\n }
\n }};
\n }
\n} <\/p>\n
\u00a0\u4f7f\u7528\u74e6\u7247\u540e，\u4f1a\u6d89\u53ca\u5730\u56fe\u5750\u6807\u8f6c\u6362\u95ee\u9898 \u53c2\u8003Android\u4e2dGPS\u5750\u6807\u8f6c\u6362\u4e3a\u9ad8\u5fb7\u5730\u56fe\u5750\u6807\u8be6\u89e3_Android_\u811a\u672c\u4e4b\u5bb6\u00a0<\/p>\n
\u5b9a\u4f4d\u5c0f\u84dd\u70b9\u5750\u6807\u4f1a\u51fa\u73b0\u6f02\u79fb<\/p>\n
\u53ef\u4ee5\u901a\u8fc7marker\u81ea\u5b9a\u4e49\u5b9a\u4f4d\u56fe\u6807\u00a0 \u00a0\u5728\u5b9a\u4f4d\u540e\u5237\u65b0<\/p>\n<\/p>\n
\u53c2\u8003\u6587\u7ae0：Android \u9ad8\u5fb7\u5730\u56fe \u6dfb\u52a0 \u5929\u5730\u56fe \u536b\u661f\u74e6\u7247\u56fe\u7247 \u79bb\u7ebf\u7f13\u5b58_\u5929\u5730\u56fe \u79bb\u7ebf\u7f13\u5b58-CSDN\u535a\u5ba2\u00a0<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"
\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb817\u6b21\uff0c\u70b9\u8d5e5\u6b21\uff0c\u6536\u85cf6\u6b21\u3002\u9ad8\u5fb7\u5730\u56fe\u52a0\u8f7d\u81ea\u5b9a\u4e49\u670d\u52a1\u5668\u74e6\u7247_\u9ad8\u5fb7\u5730\u56fe\u74e6\u7247\u670d\u52a1<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[84,1220,99],"topic":[],"class_list":["post-17008","post","type-post","status-publish","format-standard","hentry","category-server","tag-android","tag-android-studio","tag-java"],"yoast_head":"\n