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      1 /*
      2  * Copyright (C) 2016 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 
     17 package com.android.dialer.callcomposer;
     18 
     19 import android.content.Context;
     20 import android.database.Cursor;
     21 import android.util.AttributeSet;
     22 import android.view.View;
     23 import android.widget.FrameLayout;
     24 import android.widget.ImageView;
     25 import android.widget.ImageView.ScaleType;
     26 import com.bumptech.glide.Glide;
     27 import com.bumptech.glide.load.resource.bitmap.DownsampleStrategy;
     28 import com.bumptech.glide.load.resource.drawable.DrawableTransitionOptions;
     29 import com.bumptech.glide.request.RequestOptions;
     30 import java.util.concurrent.TimeUnit;
     31 
     32 /** Shows an item in the gallery picker grid view. Hosts an FileImageView with a checkbox. */
     33 public class GalleryGridItemView extends FrameLayout {
     34 
     35   private final GalleryGridItemData data = new GalleryGridItemData();
     36 
     37   private ImageView image;
     38   private View checkbox;
     39   private View gallery;
     40   private String currentFilePath;
     41   private boolean isGallery;
     42 
     43   public GalleryGridItemView(Context context, AttributeSet attrs) {
     44     super(context, attrs);
     45   }
     46 
     47   @Override
     48   protected void onFinishInflate() {
     49     super.onFinishInflate();
     50     image = (ImageView) findViewById(R.id.image);
     51     checkbox = findViewById(R.id.checkbox);
     52     gallery = findViewById(R.id.gallery);
     53 
     54     image.setClipToOutline(true);
     55     checkbox.setClipToOutline(true);
     56     gallery.setClipToOutline(true);
     57   }
     58 
     59   @Override
     60   protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
     61     // The grid view auto-fit the columns, so we want to let the height match the width
     62     // to make the image square.
     63     super.onMeasure(widthMeasureSpec, widthMeasureSpec);
     64   }
     65 
     66   public GalleryGridItemData getData() {
     67     return data;
     68   }
     69 
     70   @Override
     71   public void setSelected(boolean selected) {
     72     if (selected) {
     73       checkbox.setVisibility(VISIBLE);
     74       int paddingPx = getResources().getDimensionPixelSize(R.dimen.gallery_item_selected_padding);
     75       setPadding(paddingPx, paddingPx, paddingPx, paddingPx);
     76     } else {
     77       checkbox.setVisibility(GONE);
     78       int paddingPx = getResources().getDimensionPixelOffset(R.dimen.gallery_item_padding);
     79       setPadding(paddingPx, paddingPx, paddingPx, paddingPx);
     80     }
     81   }
     82 
     83   public boolean isGallery() {
     84     return isGallery;
     85   }
     86 
     87   public void showGallery(boolean show) {
     88     isGallery = show;
     89     gallery.setVisibility(show ? VISIBLE : INVISIBLE);
     90   }
     91 
     92   public void bind(Cursor cursor) {
     93     data.bind(cursor);
     94     showGallery(false);
     95     updateImageView();
     96   }
     97 
     98   private void updateImageView() {
     99     image.setScaleType(ScaleType.CENTER_CROP);
    100 
    101     if (currentFilePath == null || !currentFilePath.equals(data.getFilePath())) {
    102       currentFilePath = data.getFilePath();
    103 
    104       // Downloads/loads an image from the given URI so that the image's largest dimension is
    105       // between 1/2 the given dimensions and the given dimensions, with no restrictions on the
    106       // image's smallest dimension. We skip the memory cache, but glide still applies it's disk
    107       // cache to optimize loads.
    108       Glide.with(getContext())
    109           .load(data.getFileUri())
    110           .apply(RequestOptions.downsampleOf(DownsampleStrategy.AT_MOST).skipMemoryCache(true))
    111           .transition(DrawableTransitionOptions.withCrossFade())
    112           .into(image);
    113     }
    114     long dateModifiedSeconds = data.getDateModifiedSeconds();
    115     if (dateModifiedSeconds > 0) {
    116       image.setContentDescription(
    117           getResources()
    118               .getString(
    119                   R.string.gallery_item_description,
    120                   TimeUnit.SECONDS.toMillis(dateModifiedSeconds)));
    121     } else {
    122       image.setContentDescription(
    123           getResources().getString(R.string.gallery_item_description_no_date));
    124     }
    125   }
    126 }
    127