1 /* 2 * Copyright (C) 2021 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package com.android.wallpaper.picker; 17 18 import android.content.Context; 19 import android.util.AttributeSet; 20 import android.view.ViewGroup; 21 22 import androidx.cardview.widget.CardView; 23 24 import com.android.wallpaper.R; 25 import com.android.wallpaper.util.ScreenSizeCalculator; 26 27 /** The wallpaper section view in the customization picker fragment. */ 28 public final class WallpaperSectionView extends SectionView { 29 30 private CardView mHomePreviewCard; 31 private CardView mLockscreenPreviewCard; 32 WallpaperSectionView(Context context, AttributeSet attrs)33 public WallpaperSectionView(Context context, AttributeSet attrs) { 34 super(context, attrs); 35 } 36 37 @Override onMeasure(int widthMeasureSpec, int heightMeasureSpec)38 protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 39 super.onMeasure(widthMeasureSpec, heightMeasureSpec); 40 matchDeviceShape(mHomePreviewCard); 41 matchDeviceShape(mLockscreenPreviewCard); 42 } 43 44 @Override onFinishInflate()45 protected void onFinishInflate() { 46 super.onFinishInflate(); 47 mHomePreviewCard = findViewById(R.id.home_preview); 48 mLockscreenPreviewCard = findViewById(R.id.lock_preview); 49 50 // Disable the shadows of these card views. 51 mHomePreviewCard.setCardElevation(0); 52 mLockscreenPreviewCard.setCardElevation(0); 53 } 54 matchDeviceShape(CardView cardView)55 private void matchDeviceShape(CardView cardView) { 56 // Match device aspect ratio 57 float screenAspectRatio = 58 ScreenSizeCalculator.getInstance().getScreenAspectRatio(getContext()); 59 int cardWidth = cardView.getMeasuredWidth(); 60 int cardHeight = (int) (cardWidth * screenAspectRatio); 61 ViewGroup.LayoutParams layoutParams = cardView.getLayoutParams(); 62 layoutParams.height = cardHeight; 63 64 // TODO(b/218951518): Make corner radius proportional to the card's 65 cardView.setRadius( 66 getResources().getDimension(R.dimen.wallpaper_picker_entry_card_corner_radius)); 67 } 68 } 69