Android截屏截图的几种方法总结

/** 
   * 根据指定的Activity截图（带空白的状态栏） 
   * 
   * @param context 要截图的Activity 
   * @return Bitmap 
   */ 
  public static Bitmap shotActivity(Activity context) { 
    View view = context.getWindow().getDecorView(); 
    view.setDrawingCacheEnabled(true); 
    view.buildDrawingCache(); 
 
    Bitmap bitmap = Bitmap.createBitmap(view.getDrawingCache(), 0, 0, view.getMeasuredWidth(), view.getMeasuredHeight()); 
    view.setDrawingCacheEnabled(false); 
    view.destroyDrawingCache(); 
    return bitmap; 
  } 

/** 
   * 根据指定的Activity截图（去除状态栏） 
   * 
   * @param activity 要截图的Activity 
   * @return Bitmap 
   */ 
  public Bitmap shotActivityNoStatusBar(Activity activity) { 
    // 获取windows中最顶层的view 
    View view = activity.getWindow().getDecorView(); 
    view.buildDrawingCache(); 
 
    // 获取状态栏高度 
    Rect rect = new Rect(); 
    view.getWindowVisibleDisplayFrame(rect); 
    int statusBarHeights = rect.top; 
    Display display = activity.getWindowManager().getDefaultDisplay(); 
 
    // 获取屏幕宽和高 
    int widths = display.getWidth(); 
    int heights = display.getHeight(); 
 
    // 允许当前窗口保存缓存信息 
    view.setDrawingCacheEnabled(true); 
 
    // 去掉状态栏 
    Bitmap bmp = Bitmap.createBitmap(view.getDrawingCache(), 0, 
        statusBarHeights, widths, heights - statusBarHeights); 
 
    // 销毁缓存信息 
    view.destroyDrawingCache(); 
 
    return bmp; 
  } 

/** 
 * 根据指定的view截图 
 * 
 * @param v 要截图的view 
 * @return Bitmap 
 */ 
public static Bitmap getViewBitmap(View v) { 
  if (null == v) { 
    return null; 
  } 
  v.setDrawingCacheEnabled(true); 
  v.buildDrawingCache(); 
  if (Build.VERSION.SDK_INT >= 11) { 
    v.measure(View.MeasureSpec.makeMeasureSpec(v.getWidth(), View.MeasureSpec.EXACTLY), 
        View.MeasureSpec.makeMeasureSpec(v.getHeight(), View.MeasureSpec.EXACTLY)); 
    v.layout((int) v.getX(), (int) v.getY(), (int) v.getX() + v.getMeasuredWidth(), (int) v.getY() + v.getMeasuredHeight()); 
  } else { 
    v.measure(View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED), 
        View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED)); 
    v.layout(0, 0, v.getMeasuredWidth(), v.getMeasuredHeight()); 
  } 
 
  Bitmap bitmap = Bitmap.createBitmap(v.getDrawingCache(), 0, 0, v.getMeasuredWidth(), v.getMeasuredHeight()); 
  v.setDrawingCacheEnabled(false); 
  v.destroyDrawingCache(); 
  return bitmap; 
} 

/** 
 * Scrollview截屏 
 * 
 * @param scrollView 要截图的ScrollView 
 * @return Bitmap 
 */ 
public static Bitmap shotScrollView(ScrollView scrollView) { 
  int h = 0; 
  Bitmap bitmap = null; 
  for (int i = 0; i 

/** 
 * ListView截图 
 * 
 * @param listView 要截图的ListView 
 * @return Bitmap 
 */ 
public static Bitmap shotListView(ListView listView) { 
  ListAdapter adapter = listView.getAdapter(); 
  int itemsCount = adapter.getCount(); 
  int allItemsHeight = 0; 
 
  ArrayList bmps = new ArrayList<>(); 
  for (int i = 0; i 

/** 
   * RecyclerView截屏 
   * 
   * @param view 要截图的RecyclerView 
   * @return Bitmap 
   */ 
  public static Bitmap shotRecyclerView(RecyclerView view) { 
    RecyclerView.Adapter adapter = view.getAdapter(); 
    Bitmap bigBitmap = null; 
    if (adapter != null) { 
      int size = adapter.getItemCount(); 
      int height = 0; 
      Paint paint = new Paint(); 
      int iHeight = 0; 
      final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024); 
 
      // Use 1/8th of the available memory for this memory cache. 
      final int cacheSize = maxMemory / 8; 
      LruCache bitmaCache = new LruCache<>(cacheSize); 
      for (int i = 0; i 

/**  
  * 截取webView可视区域的截图  
  * @param webView 前提：WebView要设置webView.setDrawingCacheEnabled(true);  
  * @return  
  */  
private Bitmap captureWebViewVisibleSize(WebView webView){  
  Bitmap bmp = webView.getDrawingCache();  
  return bmp;  
}  

/**  
 * 截取webView快照(webView加载的整个内容的大小)  
 * @param webView  
 * @return  
 */  
private Bitmap captureWebView(WebView webView){  
  Picture snapShot = webView.capturePicture();  
    
  Bitmap bmp = Bitmap.createBitmap(snapShot.getWidth(),snapShot.getHeight(), Bitmap.Config.ARGB_8888);  
  Canvas canvas = new Canvas(bmp);  
  snapShot.draw(canvas);  
  return bmp;  
}  

/** 
 * 截屏 
 * 
 * @param context 
 * @return 
 */ 
private Bitmap captureScreen(Activity context) { 
  View cv = context.getWindow().getDecorView(); 
  Bitmap bmp = Bitmap.createBitmap(cv.getWidth(), cv.getHeight(), Bitmap.Config.ARGB_8888); 
  Canvas canvas = new Canvas(bmp); 
  cv.draw(canvas); 
  return bmp; 
}