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/*
* Copyright (C) 2016 The Android Open Source Project
*
* 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.android.tv.dvr.ui.list;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.RectF;
import android.text.TextUtils;
import android.util.AttributeSet;
import android.view.View;
import com.android.tv.R;
/**
* A view used for focus in schedules list.
*/
public class DvrSchedulesFocusView extends View {
private final Paint mPaint;
private final RectF mRoundRectF = new RectF();
private final int mRoundRectRadius;
private final String mViewTag;
private final String mHeaderFocusViewTag;
private final String mItemFocusViewTag;
public DvrSchedulesFocusView(Context context) {
this(context, null, 0);
}
public DvrSchedulesFocusView(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public DvrSchedulesFocusView(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
mHeaderFocusViewTag = getContext().getString(R.string.dvr_schedules_header_focus_view);
mItemFocusViewTag = getContext().getString(R.string.dvr_schedules_item_focus_view);
mViewTag = (String) getTag();
mPaint = createPaint(context);
mRoundRectRadius = getRoundRectRadius();
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
if (TextUtils.equals(mViewTag, mHeaderFocusViewTag)) {
mRoundRectF.set(0, 0, getWidth(), getHeight());
} else if (TextUtils.equals(mViewTag, mItemFocusViewTag)) {
int drawHeight = 2 * mRoundRectRadius;
int drawOffset = (drawHeight - getHeight()) / 2;
mRoundRectF.set(0, -drawOffset, getWidth(), getHeight() + drawOffset);
}
canvas.drawRoundRect(mRoundRectF, mRoundRectRadius, mRoundRectRadius, mPaint);
}
private Paint createPaint(Context context) {
Paint paint = new Paint();
paint.setColor(context.getColor(R.color.dvr_schedules_list_item_selector));
return paint;
}
private int getRoundRectRadius() {
if (TextUtils.equals(mViewTag, mHeaderFocusViewTag)) {
return getResources().getDimensionPixelSize(
R.dimen.dvr_schedules_header_selector_radius);
} else if (TextUtils.equals(mViewTag, mItemFocusViewTag)) {
return getResources().getDimensionPixelSize(R.dimen.dvr_schedules_selector_radius);
}
return 0;
}
}
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