1/*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
5 * in compliance with the License. You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software distributed under the License
10 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
11 * or implied. See the License for the specific language governing permissions and limitations under
12 * the License.
13 */
14package android.support.v17.leanback.widget;
15
16import android.content.Context;
17import android.graphics.Canvas;
18import android.graphics.Paint;
19import android.graphics.RectF;
20import android.util.AttributeSet;
21import android.view.View;
22import android.support.v17.leanback.R;
23
24/**
25 * Creates a view for a media item row in a playlist
26 */
27class MediaRowFocusView extends View {
28
29    private final Paint mPaint;
30    private final RectF mRoundRectF = new RectF();
31    private int mRoundRectRadius;
32
33    public MediaRowFocusView(Context context) {
34        super(context);
35        mPaint = createPaint(context);
36    }
37
38    public MediaRowFocusView(Context context, AttributeSet attrs) {
39        super(context, attrs);
40        mPaint = createPaint(context);
41    }
42
43    public MediaRowFocusView(Context context, AttributeSet attrs, int defStyleAttr) {
44        super(context, attrs, defStyleAttr);
45        mPaint = createPaint(context);
46    }
47
48    @Override
49    protected void onDraw(Canvas canvas) {
50        super.onDraw(canvas);
51        mRoundRectRadius = getHeight() / 2;
52        int drawHeight = 2 * mRoundRectRadius;
53        int drawOffset = (drawHeight - getHeight()) / 2;
54        mRoundRectF.set(0, -drawOffset, getWidth(), getHeight() + drawOffset);
55        canvas.drawRoundRect(mRoundRectF, mRoundRectRadius, mRoundRectRadius, mPaint);
56    }
57
58    private Paint createPaint(Context context) {
59        Paint paint = new Paint();
60        paint.setColor(context.getResources().getColor(
61                R.color.lb_playback_media_row_highlight_color));
62        return paint;
63    }
64
65    public int getRoundRectRadius() {
66        return mRoundRectRadius;
67    }
68}