/*** 截取scrollview的屏幕**/public static Bitmap getScrollViewBitmap(ScrollView scrollView) {int h = 0;Bitmap bitmap;for (int i = 0; i < scrollView.getChildCount(); i++) {h += scrollView.getChildAt(i).getHeight();}// 创建对应大小的bitmap
bitmap = Bitmap.createBitmap(ScreenUtils.getScreenWidth(scrollView.getContext()), h,Bitmap.Config.ARGB_4444);final Canvas canvas = new Canvas(bitmap);canvas.drawColor(Color.parseColor("#f2f7fa"));scrollView.draw(canvas);return bitmap;}

 /*** 截图listview**/public static Bitmap getListViewBitmap(ListView listView, String picpath) {int h = 0;Bitmap bitmap;// 获取listView实际高度for (int i = 0; i < listView.getChildCount(); i++) {h += listView.getChildAt(i).getHeight();}
listView.getHeight());// 创建对应大小的bitmapbitmap = Bitmap.createBitmap(listView.getWidth(), h,Bitmap.Config.RGB_565);final Canvas canvas = new Canvas(bitmap);canvas.drawColor(Color.WHITE);listView.draw(canvas);// 测试输出FileOutputStream out = null;try {out = new FileOutputStream(picpath);} catch (FileNotFoundException e) {e.printStackTrace();}try {if (null != out) {bitmap.compress(Bitmap.CompressFormat.PNG, 100, out);out.flush();out.close();}} catch (IOException e) {}return bitmap;}

    /*** 生成某个view的图片** @author gengqiquan* @date 2017/3/20 上午10:34*/public static Bitmap getViewDrawingCacheBitmap(View view) {view = view.getRootView();if (!view.isDrawingCacheEnabled()) {view.setDrawingCacheEnabled(true);}view.destroyDrawingCache();view.buildDrawingCache();Bitmap bm = view.getDrawingCache();view.setDrawingCacheEnabled(false);return bm;}

/*** 生成某个LinearLayout的图片** @author gengqiquan* @date 2017/3/20 上午10:34*/public static Bitmap getLinearLayoutBitmap(LinearLayout linearLayout) {int h = 0;// 获取LinearLayout实际高度for (int i = 0; i < linearLayout.getChildCount(); i++) {linearLayout.getChildAt(i).measure(0, 0);h += linearLayout.getChildAt(i).getMeasuredHeight();}linearLayout.measure(0, 0);// 创建对应大小的bitmapBitmap bitmap = Bitmap.createBitmap(linearLayout.getMeasuredWidth(), h,Bitmap.Config.RGB_565);final Canvas canvas = new Canvas(bitmap);canvas.drawColor(Color.WHITE);linearLayout.draw(canvas);return bitmap;}

/**
*拼接图片* @param first 分享的长图* @param second  公司logo图
*@author gengqiquan
*@date 2017/3/25 下午4:56
*/public static Bitmap add2Bitmap(Bitmap first, Bitmap second) {float scale = ((float) first.getWidth()) / second.getWidth();second = ImageUtil.scaleImg(second, scale);int width = first.getWidth();int height = first.getHeight() + second.getHeight();Bitmap result = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_4444);Canvas canvas = new Canvas(result);canvas.drawBitmap(first, 0, 0, null);canvas.drawBitmap(second, 0, first.getHeight(), null);return result;}

/*** @param first 原始图* @param mark  水印图* @author gengqiquan* @date 2017/3/25 下午4:58*/public static Bitmap waterMark(Bitmap first, Bitmap mark) {float scale = ((float) first.getWidth()) / mark.getWidth();mark = ImageUtil.scaleImg(mark, scale);int height = first.getHeight();Canvas canvas = new Canvas(first);int h = 0;while (h < height + mark.getHeight()) {canvas.drawBitmap(mark, 0, h, null);h = h + mark.getHeight();}return first;}