ResourceUtil.java 文件源码

public static Bitmap createBitmap(Context context, @DrawableRes int drawableResId, @ColorRes int tintColor) {
    Drawable drawable = ContextCompat.getDrawable(context, drawableResId).mutate();
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
        return createBitmapKitKat(context, drawable, tintColor);
    }
    if (tintColor != 0) {
        DrawableCompat.setTint(drawable, ContextCompat.getColor(context, tintColor));
    }
    if (drawable instanceof BitmapDrawable) {
        return ((BitmapDrawable) drawable).getBitmap();
    } else if (drawable instanceof VectorDrawableCompat) {
        return createBitmap((VectorDrawableCompat) drawable);
    } else if (drawable instanceof VectorDrawable) {
        return createBitmap((VectorDrawable) drawable);
    } else {
        throw new IllegalArgumentException("Unsupported drawable type");
    }
}