Utils.java 文件源码

public static Bitmap getBitmap(Drawable drawable, int width, int height) {
    if (drawable instanceof BitmapDrawable) {
        return ((BitmapDrawable) drawable).getBitmap();
    } else if (drawable instanceof VectorDrawableCompat) {
        return getBitmap((VectorDrawableCompat) drawable, width, height);
    } else if (drawable instanceof VectorDrawable) {
        return getBitmap((VectorDrawable) drawable, width, height);
    } else {
        throw new IllegalArgumentException("Unsupported drawable type");
    }
}