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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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