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1 /* | |
2 * Copyright 2012 Google Inc. | |
3 * | |
4 * Use of this source code is governed by a BSD-style license that can be | |
5 * found in the LICENSE file. | |
6 */ | |
7 | |
8 package com.skia; | |
9 | |
10 import android.app.ActionBar; | |
11 import android.app.Activity; | |
12 import android.app.DownloadManager; | |
13 import android.content.Intent; | |
14 import android.content.Context; | |
15 import android.os.Build; | |
16 import android.os.Bundle; | |
17 import android.os.Handler; | |
18 import android.os.Message; | |
19 import android.view.KeyEvent; | |
20 import android.view.Menu; | |
21 import android.view.MenuItem; | |
22 import android.view.ViewGroup; | |
23 import android.widget.ArrayAdapter; | |
24 import android.widget.LinearLayout; | |
25 import android.widget.TextView; | |
26 | |
27 import java.io.File; | |
28 | |
29 public class SkiaSampleActivity extends Activity | |
30 { | |
31 private TextView mTitle; | |
32 private SkiaSampleView mSampleView; | |
33 | |
34 private ArrayAdapter<String> mSlideList; | |
35 | |
36 @Override | |
37 public void onCreate(Bundle savedInstanceState) { | |
38 super.onCreate(savedInstanceState); | |
39 | |
40 setContentView(R.layout.layout); | |
41 mTitle = (TextView) findViewById(R.id.title_view); | |
42 mSlideList = new ArrayAdapter<String>(this, android.R.layout.simple_expa
ndable_list_item_1); | |
43 | |
44 try { | |
45 System.loadLibrary("skia_android"); | |
46 } catch (UnsatisfiedLinkError e) { | |
47 // This might be because skia was linked to SampleApp statically. | |
48 } | |
49 | |
50 try { | |
51 System.loadLibrary("SampleApp"); | |
52 | |
53 createSampleView(false, 0); | |
54 | |
55 setupActionBar(); | |
56 } catch (UnsatisfiedLinkError e) { | |
57 mTitle.setText("ERROR: native library could not be loaded"); | |
58 } | |
59 } | |
60 | |
61 private void createSampleView(boolean useOpenGLAPI, int msaaSampleCount) { | |
62 if (mSampleView != null) { | |
63 ViewGroup viewGroup = (ViewGroup) mSampleView.getParent(); | |
64 viewGroup.removeView(mSampleView); | |
65 mSampleView.terminate(); | |
66 } | |
67 | |
68 // intent get intent extras if triggered from the command line | |
69 Intent intent = this.getIntent(); | |
70 String flags = intent.getStringExtra("cmdLineFlags"); | |
71 | |
72 if (flags == null || flags.isEmpty()) { | |
73 flags = "--pictureDir /data/local/tmp/skia_skp "; | |
74 flags += "--resourcePath /data/local/tmp/skia_resources "; | |
75 } | |
76 | |
77 mSampleView = new SkiaSampleView(this, flags, useOpenGLAPI, msaaSampleCo
unt); | |
78 LinearLayout holder = (LinearLayout) findViewById(R.id.holder); | |
79 holder.addView(mSampleView, new LinearLayout.LayoutParams( | |
80 ViewGroup.LayoutParams.MATCH_PARENT, | |
81 ViewGroup.LayoutParams.MATCH_PARENT)); | |
82 } | |
83 | |
84 private void setupActionBar() { | |
85 ActionBar.OnNavigationListener navigationCallback = new ActionBar.OnNavi
gationListener() { | |
86 @Override | |
87 public boolean onNavigationItemSelected(int position, long itemId) { | |
88 mSampleView.goToSample(position); | |
89 return true; | |
90 } | |
91 }; | |
92 | |
93 ActionBar actionBar = getActionBar(); | |
94 actionBar.setDisplayShowHomeEnabled(false); | |
95 actionBar.setDisplayShowTitleEnabled(false); | |
96 actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST); | |
97 actionBar.setListNavigationCallbacks(mSlideList, navigationCallback); | |
98 } | |
99 | |
100 @Override | |
101 protected void onResume () { | |
102 super.onResume(); | |
103 if (mSampleView != null && mSampleView.getWidth() > 0 && mSampleView.get
Height() > 0) { | |
104 //TODO try mSampleView.requestRender() instead | |
105 mSampleView.inval(); | |
106 } | |
107 } | |
108 | |
109 @Override | |
110 public void onDestroy() { | |
111 if (mSampleView != null) { | |
112 mSampleView.terminate(); | |
113 } | |
114 super.onDestroy(); | |
115 } | |
116 | |
117 @Override | |
118 public boolean onCreateOptionsMenu(Menu menu) { | |
119 getMenuInflater().inflate(R.menu.action_bar, menu); | |
120 return true; | |
121 } | |
122 | |
123 @Override | |
124 public boolean onPrepareOptionsMenu(Menu menu) { | |
125 if (mSampleView != null) { | |
126 if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR1) { | |
127 ((MenuItem) menu.findItem(R.id.glcontext_menu)) | |
128 .setEnabled(false); | |
129 | |
130 } else { | |
131 boolean usesOpenGLAPI = mSampleView.getUsesOpenGLAPI(); | |
132 boolean isMSAA4 = mSampleView.getMSAASampleCount() == 4; | |
133 | |
134 ((MenuItem) menu.findItem(R.id.glcontext_opengles)) | |
135 .setChecked(!usesOpenGLAPI && !isMSAA4); | |
136 | |
137 ((MenuItem) menu.findItem(R.id.glcontext_msaa4_opengles)) | |
138 .setChecked(!usesOpenGLAPI && isMSAA4); | |
139 | |
140 ((MenuItem) menu.findItem(R.id.glcontext_opengl)) | |
141 .setChecked(usesOpenGLAPI && !isMSAA4); | |
142 | |
143 ((MenuItem) menu.findItem(R.id.glcontext_msaa4_opengl)) | |
144 .setChecked(usesOpenGLAPI && isMSAA4); | |
145 } | |
146 } | |
147 return true; | |
148 } | |
149 | |
150 @Override | |
151 public boolean onOptionsItemSelected(MenuItem item) { | |
152 if (mSampleView == null) { | |
153 return false; | |
154 } | |
155 | |
156 switch (item.getItemId()) { | |
157 case R.id.overview: | |
158 mSampleView.showOverview(); | |
159 return true; | |
160 case R.id.prev: | |
161 mSampleView.previousSample(); | |
162 return true; | |
163 case R.id.next: | |
164 mSampleView.nextSample(); | |
165 return true; | |
166 case R.id.toggle_rendering: | |
167 mSampleView.toggleRenderingMode(); | |
168 return true; | |
169 case R.id.slideshow: | |
170 mSampleView.toggleSlideshow(); | |
171 return true; | |
172 case R.id.fps: | |
173 mSampleView.toggleFPS(); | |
174 return true; | |
175 case R.id.tiling: | |
176 mSampleView.toggleTiling(); | |
177 return true; | |
178 case R.id.bbox: | |
179 mSampleView.toggleBBox(); | |
180 return true; | |
181 case R.id.save_to_pdf: | |
182 mSampleView.saveToPDF(); | |
183 return true; | |
184 case R.id.glcontext_opengles: | |
185 return setOpenGLContextSettings(false, 0); | |
186 case R.id.glcontext_msaa4_opengles: | |
187 return setOpenGLContextSettings(false, 4); | |
188 case R.id.glcontext_opengl: | |
189 return setOpenGLContextSettings(true, 0); | |
190 case R.id.glcontext_msaa4_opengl: | |
191 return setOpenGLContextSettings(true, 4); | |
192 default: | |
193 return false; | |
194 } | |
195 } | |
196 | |
197 @Override | |
198 public boolean dispatchKeyEvent(KeyEvent event) { | |
199 final int keycode = event.getKeyCode(); | |
200 if (keycode == KeyEvent.KEYCODE_BACK) { | |
201 if (event.getAction() == KeyEvent.ACTION_UP) { | |
202 finish(); | |
203 } | |
204 return true; | |
205 } | |
206 return false; | |
207 } | |
208 | |
209 private static final int SET_TITLE = 1; | |
210 private static final int SET_SLIDES = 2; | |
211 | |
212 private Handler mHandler = new Handler() { | |
213 @Override | |
214 public void handleMessage(Message msg) { | |
215 switch (msg.what) { | |
216 case SET_TITLE: | |
217 mTitle.setText((String) msg.obj); | |
218 SkiaSampleActivity.this.getActionBar().setSubtitle((String) msg.
obj); | |
219 break; | |
220 case SET_SLIDES: | |
221 mSlideList.addAll((String[]) msg.obj); | |
222 break; | |
223 default: | |
224 break; | |
225 } | |
226 } | |
227 }; | |
228 | |
229 // Called by JNI | |
230 @Override | |
231 public void setTitle(CharSequence title) { | |
232 mHandler.obtainMessage(SET_TITLE, title).sendToTarget(); | |
233 } | |
234 | |
235 // Called by JNI | |
236 public void setSlideList(String[] slideList) { | |
237 mHandler.obtainMessage(SET_SLIDES, slideList).sendToTarget(); | |
238 } | |
239 | |
240 private boolean setOpenGLContextSettings(boolean requestedOpenGLAPI, int req
uestedSampleCount) { | |
241 if (mSampleView != null && | |
242 mSampleView.getMSAASampleCount() == requestedSampleCount && | |
243 mSampleView.getUsesOpenGLAPI() == requestedOpenGLAPI) { | |
244 return true; | |
245 } | |
246 | |
247 createSampleView(requestedOpenGLAPI, requestedSampleCount); | |
248 | |
249 return true; | |
250 } | |
251 } | |
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