MaterialUtils.java 文件源码

public static Drawable[] createDrawablesByImages(Resources res, Bitmap[] bitmaps) {
    Drawable[] drawables = new Drawable[bitmaps.length];
    for (int i = 0; i < bitmaps.length; i++) {
        byte[] chunk = bitmaps[i].getNinePatchChunk();
        boolean result = NinePatch.isNinePatchChunk(chunk);
        if (result) {
            drawables[i] = new NinePatchDrawable(res, bitmaps[i], chunk, new Rect(), null);
        } else {
            drawables[i] = new BitmapDrawable(res, bitmaps[i]);
        }
    }
    return drawables;
}