TintingColorFilter

TintingColorFilter.java

public final class TintingColorFilter {
    private TintingColorFilter() { }

    /**
     * @param color, The rgb color you would like to tint with.
     * @param alpha, How strong you would like the color to tint. 0 is none, 1 is completely.
     */
    public static ColorFilter createFilter(@ColorInt int color, float alpha) {
        int red = Color.red(color);
        int green = Color.green(color);
        int blue = Color.blue(color);

        int alphaColor = Color.argb((int) ((alpha * 255)), red, green, blue);

        return new PorterDuffColorFilter(alphaColor, Mode.SRC_ATOP);
    }
}

TintingColorFilterExample.java

class TintingColorFilterExample {
  Drawable drawable;
  
  void tint() {
    ColorFilter filter = TintingColorFilter.createFilter(Color.RED, 1);
    drawable.setColorFilter(filter);
  }
}