Android圆形，圆角图片代码

public static Bitmap toRoundBitmap(Context context, String filename) {
        Bitmap bitmap = getBitmap(context, filename);
        int width = bitmap.getWidth();
        int height = bitmap.getHeight();
        float roundPx;
        float left, top, right, bottom, dst_left, dst_top, dst_right, dst_bottom;
        if (width <= height) {
            roundPx = width / 2;
            top = 0;
            left = 0;
            bottom = width;
            right = width;
            height = width;
            dst_left = 0;
            dst_top = 0;
            dst_right = width;
            dst_bottom = width;
        } else {
            roundPx = height / 2;
            float clip = (width - height) / 2;
            left = clip;
            right = width - clip;
            top = 0;
            bottom = height;
            width = height;
            dst_left = 0;
            dst_top = 0;
            dst_right = height;
            dst_bottom = height;
        }

        Bitmap output = Bitmap.createBitmap(width,
                height, Config.ARGB_8888);
        Canvas canvas = new Canvas(output);

        final int color = 0xff424242;
        final Paint paint = new Paint();
        final Rect src = new Rect((int) left, (int) top, (int) right, (int) bottom);
        final Rect dst = new Rect((int) dst_left, (int) dst_top, (int) dst_right, (int) dst_bottom);
        final RectF rectF = new RectF(dst);

        paint.setAntiAlias(true);

        canvas.drawARGB(0, 0, 0, 0);
        paint.setColor(Color.WHITE);
        paint.setStrokeWidth(4);
        canvas.drawRoundRect(rectF, roundPx, roundPx, paint);
        paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
        canvas.drawBitmap(bitmap, src, dst, paint);

        //画白色圆圈
        paint.reset();
        paint.setColor(Color.WHITE);
        paint.setStyle(Paint.Style.STROKE);
        paint.setStrokeWidth(STROKE_WIDTH);
        paint.setAntiAlias(true);
        canvas.drawCircle(width / 2, width / 2, width / 2 - STROKE_WIDTH / 2, paint);
        return output;
    }

 

//从assets资源中获取图片
    public static Bitmap getBitmap(Context context, String filename) {

        Bitmap image = null;
        AssetManager am = context.getResources().getAssets();
        try {

            InputStream is = am.open(filename);
            image = BitmapFactory.decodeStream(is);
            is.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return image;
    }

 

 //            Audience audience1 = new Audience();
//            audience1.setLevels(27);
//            audience1.setName("依然＆代理");
//            audience1.setColor("#B84C65");
//            audience1.setBackgroudcolor("#E1B6E1");
//            audience1.setXiaofei(new BigDecimal(10000));
//            list1.add(audience1);
//
//            Audience audience2 = new Audience();
//            audience2.setLevels(26);
//            audience2.setName("梦回千古等待");
//            audience2.setColor("#BA5AC0");
//            audience2.setBackgroudcolor("#E1B6E1");
//            audience2.setXiaofei(new BigDecimal(95000));
//            list1.add(audience2);
//
//            Audience audience3 = new Audience();
//            audience3.setLevels(21);
//            audience3.setName("晶晶的小房间");
//            audience3.setColor("#3F3236");
//            audience3.setBackgroudcolor("#B79DAA");
//            audience3.setXiaofei(new BigDecimal(5000));
//            list1.add(audience3);
//
//            Audience audience4 = new Audience();
//            audience4.setLevels(16);
//            audience4.setName("红日牵心姑");
//            audience4.setColor("#3F3236");
//            audience4.setBackgroudcolor("#B79DAA");
//            audience4.setXiaofei(new BigDecimal(2500));
//            list1.add(audience4);
//
//            Audience audience5 = new Audience();
//            audience5.setLevels(11);
//            audience5.setName("和风天下");
//            audience5.setColor("#3F3236");
//            audience5.setBackgroudcolor("#B79DAA");
//            audience5.setXiaofei(new BigDecimal(1000));
//            list1.add(audience5);
//
//            Audience audience6 = new Audience();
//            audience6.setLevels(6);
//            audience6.setName("嘚瑟的千年虫");
//            audience6.setColor("#3F3236");
//            audience6.setBackgroudcolor("#B79DAA");
//            audience6.setXiaofei(new BigDecimal(923));
//            list1.add(audience6);
//
//            return list1;
//        }