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      1 /*
      2  * Copyright (C) 2010 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.gallery3d.ui;
     17 
     18 import android.content.Context;
     19 import android.view.View.MeasureSpec;
     20 
     21 import com.android.gallery3d.R;
     22 import com.android.gallery3d.app.AbstractGalleryActivity;
     23 import com.android.gallery3d.data.MediaDetails;
     24 import com.android.gallery3d.ui.DetailsAddressResolver.AddressResolvingListener;
     25 
     26 public class DetailsHelper {
     27     private static DetailsAddressResolver sAddressResolver;
     28     private DetailsViewContainer mContainer;
     29 
     30     public interface DetailsSource {
     31         public int size();
     32         public int setIndex();
     33         public MediaDetails getDetails();
     34     }
     35 
     36     public interface CloseListener {
     37         public void onClose();
     38     }
     39 
     40     public interface DetailsViewContainer {
     41         public void reloadDetails();
     42         public void setCloseListener(CloseListener listener);
     43         public void show();
     44         public void hide();
     45     }
     46 
     47     public DetailsHelper(AbstractGalleryActivity activity, GLView rootPane, DetailsSource source) {
     48         mContainer = new DialogDetailsView(activity, source);
     49     }
     50 
     51     public void layout(int left, int top, int right, int bottom) {
     52         if (mContainer instanceof GLView) {
     53             GLView view = (GLView) mContainer;
     54             view.measure(MeasureSpec.UNSPECIFIED,
     55                     MeasureSpec.makeMeasureSpec(bottom - top, MeasureSpec.AT_MOST));
     56             view.layout(0, top, view.getMeasuredWidth(), top + view.getMeasuredHeight());
     57         }
     58     }
     59 
     60     public void reloadDetails() {
     61         mContainer.reloadDetails();
     62     }
     63 
     64     public void setCloseListener(CloseListener listener) {
     65         mContainer.setCloseListener(listener);
     66     }
     67 
     68     public static String resolveAddress(AbstractGalleryActivity activity, double[] latlng,
     69             AddressResolvingListener listener) {
     70         if (sAddressResolver == null) {
     71             sAddressResolver = new DetailsAddressResolver(activity);
     72         } else {
     73             sAddressResolver.cancel();
     74         }
     75         return sAddressResolver.resolveAddress(latlng, listener);
     76     }
     77 
     78     public static void pause() {
     79         if (sAddressResolver != null) sAddressResolver.cancel();
     80     }
     81 
     82     public void show() {
     83         mContainer.show();
     84     }
     85 
     86     public void hide() {
     87         mContainer.hide();
     88     }
     89 
     90     public static String getDetailsName(Context context, int key) {
     91         switch (key) {
     92             case MediaDetails.INDEX_TITLE:
     93                 return context.getString(R.string.title);
     94             case MediaDetails.INDEX_DESCRIPTION:
     95                 return context.getString(R.string.description);
     96             case MediaDetails.INDEX_DATETIME:
     97                 return context.getString(R.string.time);
     98             case MediaDetails.INDEX_LOCATION:
     99                 return context.getString(R.string.location);
    100             case MediaDetails.INDEX_PATH:
    101                 return context.getString(R.string.path);
    102             case MediaDetails.INDEX_WIDTH:
    103                 return context.getString(R.string.width);
    104             case MediaDetails.INDEX_HEIGHT:
    105                 return context.getString(R.string.height);
    106             case MediaDetails.INDEX_ORIENTATION:
    107                 return context.getString(R.string.orientation);
    108             case MediaDetails.INDEX_DURATION:
    109                 return context.getString(R.string.duration);
    110             case MediaDetails.INDEX_MIMETYPE:
    111                 return context.getString(R.string.mimetype);
    112             case MediaDetails.INDEX_SIZE:
    113                 return context.getString(R.string.file_size);
    114             case MediaDetails.INDEX_MAKE:
    115                 return context.getString(R.string.maker);
    116             case MediaDetails.INDEX_MODEL:
    117                 return context.getString(R.string.model);
    118             case MediaDetails.INDEX_FLASH:
    119                 return context.getString(R.string.flash);
    120             case MediaDetails.INDEX_APERTURE:
    121                 return context.getString(R.string.aperture);
    122             case MediaDetails.INDEX_FOCAL_LENGTH:
    123                 return context.getString(R.string.focal_length);
    124             case MediaDetails.INDEX_WHITE_BALANCE:
    125                 return context.getString(R.string.white_balance);
    126             case MediaDetails.INDEX_EXPOSURE_TIME:
    127                 return context.getString(R.string.exposure_time);
    128             case MediaDetails.INDEX_ISO:
    129                 return context.getString(R.string.iso);
    130             default:
    131                 return "Unknown key" + key;
    132         }
    133     }
    134 }
    135 
    136 
    137