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pvllnspk/combineBitmaps

Last active November 1, 2015 07:50
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combineBitmaps
private Bitmap combineBitmaps(Bitmap bmp1, Bitmap bmp2, int angle){
Bitmap bmOverlay = Bitmap.createBitmap(bmp1.getWidth()+2*bmp2.getWidth(), bmp1.getHeight()+2*bmp2.getHeight(), bmp1.getConfig());
Canvas canvas = new Canvas(bmOverlay);
int centerX = canvas.getWidth()/2;
int centerY = canvas.getHeight()/2;
canvas.drawBitmap(bmp1, centerX-bmp1.getWidth()/2, centerY-bmp1.getHeight()/2, null);
int R = canvas.getHeight()/2 - bmp2.getHeight()/2;
int theta = angle-90;
float x = (float)(centerX + R * Math.cos(theta * Math.PI / 180));
float y = (float)(centerY + R * Math.sin(theta * Math.PI / 180));
canvas.rotate(angle,x,y);
canvas.drawBitmap(bmp2, x - bmp2.getWidth()/2, y - bmp2.getHeight()/2, null);
return bmOverlay;
}
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