Home | History | Annotate | Download | only in photoviewer 
      1 /*
      2  * Copyright (C) 2015 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.messaging.ui.photoviewer;
     17 
     18 import android.content.Intent;
     19 import android.graphics.drawable.Drawable;
     20 import android.support.rastermill.FrameSequenceDrawable;
     21 import android.support.v4.content.Loader;
     22 
     23 import com.android.ex.photo.PhotoViewCallbacks;
     24 import com.android.ex.photo.fragments.PhotoViewFragment;
     25 import com.android.ex.photo.loaders.PhotoBitmapLoaderInterface.BitmapResult;
     26 
     27 public class BuglePhotoViewFragment extends PhotoViewFragment {
     28 
     29     /** Public no-arg constructor for allowing the framework to handle orientation changes */
     30     public BuglePhotoViewFragment() {
     31         // Do nothing.
     32     }
     33 
     34     public static PhotoViewFragment newInstance(Intent intent, int position,
     35             boolean onlyShowSpinner) {
     36         final PhotoViewFragment f = new BuglePhotoViewFragment();
     37         initializeArguments(intent, position, onlyShowSpinner, f);
     38         return f;
     39     }
     40 
     41     @Override
     42     public void onLoadFinished(Loader<BitmapResult> loader, BitmapResult result) {
     43         super.onLoadFinished(loader, result);
     44         // Need to check for the first time when we load the photos
     45         if (PhotoViewCallbacks.BITMAP_LOADER_PHOTO == loader.getId()
     46                 && result.status == BitmapResult.STATUS_SUCCESS
     47                 && mCallback.isFragmentActive(this)) {
     48             startGif();
     49         }
     50     }
     51 
     52     @Override
     53     public void onResume() {
     54         super.onResume();
     55         startGif();
     56     }
     57 
     58     @Override
     59     public void onPause() {
     60         stopGif();
     61         super.onPause();
     62     }
     63 
     64     @Override
     65     public void onViewActivated() {
     66         super.onViewActivated();
     67         startGif();
     68     }
     69 
     70     @Override
     71     public void resetViews() {
     72         super.resetViews();
     73         stopGif();
     74     }
     75 
     76     private void stopGif() {
     77         final Drawable drawable = getDrawable();
     78         if (drawable != null && drawable instanceof FrameSequenceDrawable) {
     79             ((FrameSequenceDrawable) drawable).stop();
     80         }
     81     }
     82 
     83     private void startGif() {
     84         final Drawable drawable = getDrawable();
     85         if (drawable != null && drawable instanceof FrameSequenceDrawable) {
     86             ((FrameSequenceDrawable) drawable).start();
     87         }
     88     }
     89 }
     90