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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.GalleryActivity;
     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 getIndex();
     33         public int findIndex(int indexHint);
     34         public MediaDetails getDetails();
     35     }
     36 
     37     public interface CloseListener {
     38         public void onClose();
     39     }
     40 
     41     public interface DetailsViewContainer {
     42         public void reloadDetails(int indexHint);
     43         public void setCloseListener(CloseListener listener);
     44         public void show();
     45         public void hide();
     46     }
     47 
     48     public DetailsHelper(GalleryActivity activity, GLView rootPane, DetailsSource source) {
     49         mContainer = new DialogDetailsView(activity, source);
     50     }
     51 
     52     public void layout(int left, int top, int right, int bottom) {
     53         if (mContainer instanceof GLView) {
     54             GLView view = (GLView) mContainer;
     55             view.measure(MeasureSpec.UNSPECIFIED,
     56                     MeasureSpec.makeMeasureSpec(bottom - top, MeasureSpec.AT_MOST));
     57             view.layout(0, top, view.getMeasuredWidth(), top + view.getMeasuredHeight());
     58         }
     59     }
     60 
     61     public void reloadDetails(int indexHint) {
     62         mContainer.reloadDetails(indexHint);
     63     }
     64 
     65     public void setCloseListener(CloseListener listener) {
     66         mContainer.setCloseListener(listener);
     67     }
     68 
     69     public static String resolveAddress(GalleryActivity activity, double[] latlng,
     70             AddressResolvingListener listener) {
     71         if (sAddressResolver == null) {
     72             sAddressResolver = new DetailsAddressResolver(activity);
     73         } else {
     74             sAddressResolver.cancel();
     75         }
     76         return sAddressResolver.resolveAddress(latlng, listener);
     77     }
     78 
     79     public static void pause() {
     80         if (sAddressResolver != null) sAddressResolver.cancel();
     81     }
     82 
     83     public void show() {
     84         mContainer.show();
     85     }
     86 
     87     public void hide() {
     88         mContainer.hide();
     89     }
     90 
     91     public static String getDetailsName(Context context, int key) {
     92         switch (key) {
     93             case MediaDetails.INDEX_TITLE:
     94                 return context.getString(R.string.title);
     95             case MediaDetails.INDEX_DESCRIPTION:
     96                 return context.getString(R.string.description);
     97             case MediaDetails.INDEX_DATETIME:
     98                 return context.getString(R.string.time);
     99             case MediaDetails.INDEX_LOCATION:
    100                 return context.getString(R.string.location);
    101             case MediaDetails.INDEX_PATH:
    102                 return context.getString(R.string.path);
    103             case MediaDetails.INDEX_WIDTH:
    104                 return context.getString(R.string.width);
    105             case MediaDetails.INDEX_HEIGHT:
    106                 return context.getString(R.string.height);
    107             case MediaDetails.INDEX_ORIENTATION:
    108                 return context.getString(R.string.orientation);
    109             case MediaDetails.INDEX_DURATION:
    110                 return context.getString(R.string.duration);
    111             case MediaDetails.INDEX_MIMETYPE:
    112                 return context.getString(R.string.mimetype);
    113             case MediaDetails.INDEX_SIZE:
    114                 return context.getString(R.string.file_size);
    115             case MediaDetails.INDEX_MAKE:
    116                 return context.getString(R.string.maker);
    117             case MediaDetails.INDEX_MODEL:
    118                 return context.getString(R.string.model);
    119             case MediaDetails.INDEX_FLASH:
    120                 return context.getString(R.string.flash);
    121             case MediaDetails.INDEX_APERTURE:
    122                 return context.getString(R.string.aperture);
    123             case MediaDetails.INDEX_FOCAL_LENGTH:
    124                 return context.getString(R.string.focal_length);
    125             case MediaDetails.INDEX_WHITE_BALANCE:
    126                 return context.getString(R.string.white_balance);
    127             case MediaDetails.INDEX_EXPOSURE_TIME:
    128                 return context.getString(R.string.exposure_time);
    129             case MediaDetails.INDEX_ISO:
    130                 return context.getString(R.string.iso);
    131             default:
    132                 return "Unknown key" + key;
    133         }
    134     }
    135 }
    136 
    137 
    138