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我正在嘗試將圖像水印添加到其他圖像。我有以下代碼,但我面臨一個問題。我不知道這個'資源資源'是什麼。以編程方式在Android中添加圖像WaterMark
任何人都可以幫忙嗎?
public static Bitmap addWatermark(Resources res, Bitmap source)
{
int w, h;
Canvas c;
Paint paint;
Bitmap bmp, watermark;
Matrix matrix;
float scale;
RectF r;
w = source.getWidth();
h = source.getHeight();
bmp = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
paint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.DITHER_FLAG |Paint.FILTER_BITMAP_FLAG);
c = new Canvas(bmp);
c.drawBitmap(source, 0, 0, paint);
watermark = BitmapFactory.decodeResource(res, R.drawable.android_mo);
scale = (float) (((float) h * 0.10)/(float) watermark.getHeight());
matrix = new Matrix();
matrix.postScale(scale, scale);
r = new RectF(0, 0, watermark.getWidth(), watermark.getHeight());
matrix.mapRect(r);
matrix.postTranslate(w - r.width(), h - r.height());
c.drawBitmap(watermark, matrix, paint);
watermark.recycle();
return bmp;
}