/*
 * Copyright (C) 2018 Artem Hluhovskyi
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.hluhovskyi.camerabutton.sample;

import android.annotation.SuppressLint;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.drawable.Drawable;
import android.os.Build;
import android.support.annotation.DrawableRes;
import android.support.v4.content.ContextCompat;
import android.support.v4.graphics.drawable.DrawableCompat;

/**
 * Used only for retrieving vector drawables from resources
 * Not included to library due to dependency on support-v4
 */
final class BitmapHelper {

    static Bitmap getBitmap(Context context, @DrawableRes int drawableId) {
        Drawable drawable = ContextCompat.getDrawable(context, drawableId);
        return getBitmap(drawable);
    }

    @SuppressLint("ObsoleteSdkInt")
    static Bitmap getBitmap(Drawable drawable) {
        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
            drawable = (DrawableCompat.wrap(drawable)).mutate();
        }

        Bitmap bitmap = Bitmap.createBitmap(
                drawable.getIntrinsicWidth(),
                drawable.getIntrinsicHeight(),
                Bitmap.Config.ARGB_8888);

        Canvas canvas = new Canvas(bitmap);
        drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
        drawable.draw(canvas);

        return bitmap;
    }
}