//布局转成图片
    public static Drawable LayoutToDrawable(Context context, View view) {

        view.measure(View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED),
                View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED));
        view.layout(0, 0, view.getMeasuredWidth(), view.getMeasuredHeight()); // 原始大小
//        view.buildDrawingCache();
//        Bitmap bitmap = view.getDrawingCache();

        Bitmap b = Bitmap.createBitmap(view.getWidth(), view.getHeight(), Bitmap.Config.ARGB_8888);
        Canvas c = new Canvas(b);
        view.draw(c);

        BitmapDrawable drawable = new BitmapDrawable(context.getResources(), b);
        drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight());
        return drawable;
    }

android – 使用getDrawingCache时是否存在最大...