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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 
     17 package com.android.photoeditor;
     18 
     19 import java.io.IOException;
     20 import java.io.InputStream;
     21 
     22 import com.android.photoeditor.filters.ImageUtils;
     23 
     24 import android.app.Activity;
     25 import android.app.AlertDialog;
     26 import android.content.DialogInterface;
     27 import android.content.Intent;
     28 import android.content.res.Resources;
     29 import android.os.Bundle;
     30 import android.view.View;
     31 
     32 /**
     33  * Main activity of the photo editor.
     34  */
     35 public class PhotoEditor extends Activity {
     36 
     37     private Toolbar toolbar;
     38     private View backButton;
     39 
     40     @Override
     41     public void onCreate(Bundle savedInstanceState) {
     42         super.onCreate(savedInstanceState);
     43         setContentView(R.layout.main);
     44 
     45         if (ImageUtils.gdk())
     46         {
     47           // HACK: create faked view in order to read bitcode in resource
     48                 View view = new View(getApplication());
     49                 byte[] pgm;
     50                 int pgmLength;
     51 
     52             // read bitcode in res
     53             InputStream is = view.getResources().openRawResource(R.raw.libjni_photoeditor_portable);
     54             try {
     55                try {
     56                   pgm = new byte[1024];
     57                   pgmLength = 0;
     58 
     59                   while(true) {
     60                      int bytesLeft = pgm.length - pgmLength;
     61                      if (bytesLeft == 0) {
     62                          byte[] buf2 = new byte[pgm.length * 2];
     63                          System.arraycopy(pgm, 0, buf2, 0, pgm.length);
     64                          pgm = buf2;
     65                          bytesLeft = pgm.length - pgmLength;
     66                      }
     67                      int bytesRead = is.read(pgm, pgmLength, bytesLeft);
     68                      if (bytesRead <= 0) {
     69                         break;
     70                      }
     71                      pgmLength += bytesRead;
     72     	          }
     73                   ImageUtils.init(pgm, pgmLength);
     74                } finally {
     75                   is.close();
     76                }
     77             } catch(IOException e) {
     78                throw new Resources.NotFoundException();
     79             }
     80 	}
     81 
     82         toolbar = (Toolbar) findViewById(R.id.toolbar);
     83         toolbar.initialize();
     84 
     85         final EffectsBar effectsBar = (EffectsBar) findViewById(R.id.effects_bar);
     86         final View actionBar = findViewById(R.id.action_bar);
     87         final View quickviewOn = findViewById(R.id.quickview_on_button);
     88         backButton = findViewById(R.id.action_bar_back);
     89         backButton.setOnClickListener(new View.OnClickListener() {
     90 
     91             @Override
     92             public void onClick(View v) {
     93                 if (actionBar.isEnabled()) {
     94                     if (quickviewOn.getVisibility() == View.VISIBLE) {
     95                         quickviewOn.performClick();
     96                     } else if (effectsBar.hasEffectOn()) {
     97                         effectsBar.effectsOff(null);
     98                     } else {
     99                         tryRun(new Runnable() {
    100 
    101                             @Override
    102                             public void run() {
    103                                 finish();
    104                             }
    105                         });
    106                     }
    107                 }
    108             }
    109         });
    110 
    111         Intent intent = getIntent();
    112         if (Intent.ACTION_EDIT.equalsIgnoreCase(intent.getAction()) && (intent.getData() != null)) {
    113             toolbar.openPhoto(intent.getData());
    114         }
    115     }
    116 
    117     private void tryRun(final Runnable runnable) {
    118         if (findViewById(R.id.save_button).isEnabled()) {
    119             // Pop-up a dialog before executing the runnable to save unsaved photo.
    120             AlertDialog.Builder builder = new AlertDialog.Builder(this)
    121                     .setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() {
    122 
    123                         @Override
    124                         public void onClick(DialogInterface dialog, int which) {
    125                             toolbar.savePhoto(new Runnable() {
    126 
    127                                 @Override
    128                                 public void run() {
    129                                     runnable.run();
    130                                 }
    131                             });
    132                         }
    133                     })
    134                     .setNeutralButton(R.string.no, new DialogInterface.OnClickListener() {
    135 
    136                         @Override
    137                         public void onClick(DialogInterface dialog, int which) {
    138                             runnable.run();
    139                         }
    140                     })
    141                     .setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
    142 
    143                         @Override
    144                         public void onClick(DialogInterface dialog, int which) {
    145                             // no-op
    146                         }
    147                     });
    148             builder.setMessage(R.string.save_photo).show();
    149             return;
    150         }
    151 
    152         runnable.run();
    153     }
    154 
    155     @Override
    156     public void onBackPressed() {
    157         backButton.performClick();
    158     }
    159 }
    160