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| 1 /* |
| 2 * SDL License |
| 3 * This software is provided 'as-is', without any express or implied |
| 4 * warranty. In no event will the authors be held liable for any damages |
| 5 * arising from the use of this software. |
| 6 |
| 7 * Permission is granted to anyone to use this software for any purpose, |
| 8 * including commercial applications, and to alter it and redistribute it |
| 9 * freely, subject to the following restrictions: |
| 10 * |
| 11 * 1. The origin of this software must not be misrepresented; you must not |
| 12 * claim that you wrote the original software. If you use this software |
| 13 * in a product, an acknowledgment in the product documentation would be |
| 14 * appreciated but is not required. |
| 15 * 2. Altered source versions must be plainly marked as such, and must not be |
| 16 * misrepresented as being the original software. |
| 17 * 3. This notice may not be removed or altered from any source distribution. |
| 18 * |
| 19 */ |
| 20 |
| 21 // This file comes from SDL, but it has been modified to pull Skia's libraries |
| 22 |
| 23 package org.libsdl.app; |
| 24 |
| 25 import java.io.IOException; |
| 26 import java.io.InputStream; |
| 27 import java.util.ArrayList; |
| 28 import java.util.Arrays; |
| 29 import java.util.Collections; |
| 30 import java.util.Comparator; |
| 31 import java.util.List; |
| 32 import java.lang.reflect.Method; |
| 33 |
| 34 import android.app.*; |
| 35 import android.content.*; |
| 36 import android.text.InputType; |
| 37 import android.view.*; |
| 38 import android.view.inputmethod.BaseInputConnection; |
| 39 import android.view.inputmethod.EditorInfo; |
| 40 import android.view.inputmethod.InputConnection; |
| 41 import android.view.inputmethod.InputMethodManager; |
| 42 import android.widget.AbsoluteLayout; |
| 43 import android.widget.Button; |
| 44 import android.widget.LinearLayout; |
| 45 import android.widget.TextView; |
| 46 import android.os.*; |
| 47 import android.util.Log; |
| 48 import android.util.SparseArray; |
| 49 import android.graphics.*; |
| 50 import android.graphics.drawable.Drawable; |
| 51 import android.media.*; |
| 52 import android.hardware.*; |
| 53 import android.content.pm.ActivityInfo; |
| 54 |
| 55 /** |
| 56 SDL Activity |
| 57 */ |
| 58 public class SDLActivity extends Activity { |
| 59 private static final String TAG = "SDL"; |
| 60 |
| 61 // Keep track of the paused state |
| 62 public static boolean mIsPaused, mIsSurfaceReady, mHasFocus; |
| 63 public static boolean mExitCalledFromJava; |
| 64 |
| 65 /** If shared libraries (e.g. SDL or the native application) could not be lo
aded. */ |
| 66 public static boolean mBrokenLibraries; |
| 67 |
| 68 // If we want to separate mouse and touch events. |
| 69 // This is only toggled in native code when a hint is set! |
| 70 public static boolean mSeparateMouseAndTouch; |
| 71 |
| 72 // Main components |
| 73 protected static SDLActivity mSingleton; |
| 74 protected static SDLSurface mSurface; |
| 75 protected static View mTextEdit; |
| 76 protected static ViewGroup mLayout; |
| 77 protected static SDLJoystickHandler mJoystickHandler; |
| 78 |
| 79 // This is what SDL runs in. It invokes SDL_main(), eventually |
| 80 protected static Thread mSDLThread; |
| 81 |
| 82 // Audio |
| 83 protected static AudioTrack mAudioTrack; |
| 84 |
| 85 /** |
| 86 * This method is called by SDL before loading the native shared libraries. |
| 87 * It can be overridden to provide names of shared libraries to be loaded. |
| 88 * The default implementation returns the defaults. It never returns null. |
| 89 * An array returned by a new implementation must at least contain "SDL2". |
| 90 * Also keep in mind that the order the libraries are loaded may matter. |
| 91 * @return names of shared libraries to be loaded (e.g. "SDL2", "main"). |
| 92 */ |
| 93 protected String[] getLibraries() { |
| 94 return new String[] { |
| 95 //"SDL2", |
| 96 // "SDL2_image", |
| 97 // "SDL2_mixer", |
| 98 // "SDL2_net", |
| 99 // "SDL2_ttf", |
| 100 "skia_android", |
| 101 "visualbench" |
| 102 }; |
| 103 } |
| 104 |
| 105 // Load the .so |
| 106 public void loadLibraries() { |
| 107 for (String lib : getLibraries()) { |
| 108 System.loadLibrary(lib); |
| 109 } |
| 110 } |
| 111 |
| 112 /** |
| 113 * This method is called by SDL before starting the native application threa
d. |
| 114 * It can be overridden to provide the arguments after the application name. |
| 115 * The default implementation returns an empty array. It never returns null. |
| 116 * @return arguments for the native application. |
| 117 */ |
| 118 protected String[] getArguments() { |
| 119 return new String[0]; |
| 120 } |
| 121 |
| 122 public static void initialize() { |
| 123 // The static nature of the singleton and Android quirkyness force us to
initialize everything here |
| 124 // Otherwise, when exiting the app and returning to it, these variables
*keep* their pre exit values |
| 125 mSingleton = null; |
| 126 mSurface = null; |
| 127 mTextEdit = null; |
| 128 mLayout = null; |
| 129 mJoystickHandler = null; |
| 130 mSDLThread = null; |
| 131 mAudioTrack = null; |
| 132 mExitCalledFromJava = false; |
| 133 mBrokenLibraries = false; |
| 134 mIsPaused = false; |
| 135 mIsSurfaceReady = false; |
| 136 mHasFocus = true; |
| 137 } |
| 138 |
| 139 // Setup |
| 140 @Override |
| 141 protected void onCreate(Bundle savedInstanceState) { |
| 142 Log.v(TAG, "Device: " + android.os.Build.DEVICE); |
| 143 Log.v(TAG, "Model: " + android.os.Build.MODEL); |
| 144 Log.v(TAG, "onCreate(): " + mSingleton); |
| 145 super.onCreate(savedInstanceState); |
| 146 |
| 147 SDLActivity.initialize(); |
| 148 // So we can call stuff from static callbacks |
| 149 mSingleton = this; |
| 150 |
| 151 // Load shared libraries |
| 152 String errorMsgBrokenLib = ""; |
| 153 try { |
| 154 loadLibraries(); |
| 155 } catch(UnsatisfiedLinkError e) { |
| 156 System.err.println(e.getMessage()); |
| 157 mBrokenLibraries = true; |
| 158 errorMsgBrokenLib = e.getMessage(); |
| 159 } catch(Exception e) { |
| 160 System.err.println(e.getMessage()); |
| 161 mBrokenLibraries = true; |
| 162 errorMsgBrokenLib = e.getMessage(); |
| 163 } |
| 164 |
| 165 if (mBrokenLibraries) |
| 166 { |
| 167 AlertDialog.Builder dlgAlert = new AlertDialog.Builder(this); |
| 168 dlgAlert.setMessage("An error occurred while trying to start the app
lication. Please try again and/or reinstall." |
| 169 + System.getProperty("line.separator") |
| 170 + System.getProperty("line.separator") |
| 171 + "Error: " + errorMsgBrokenLib); |
| 172 dlgAlert.setTitle("SDL Error"); |
| 173 dlgAlert.setPositiveButton("Exit", |
| 174 new DialogInterface.OnClickListener() { |
| 175 @Override |
| 176 public void onClick(DialogInterface dialog,int id) { |
| 177 // if this button is clicked, close current activity |
| 178 SDLActivity.mSingleton.finish(); |
| 179 } |
| 180 }); |
| 181 dlgAlert.setCancelable(false); |
| 182 dlgAlert.create().show(); |
| 183 |
| 184 return; |
| 185 } |
| 186 |
| 187 // Set up the surface |
| 188 mSurface = new SDLSurface(getApplication()); |
| 189 |
| 190 if(Build.VERSION.SDK_INT >= 12) { |
| 191 mJoystickHandler = new SDLJoystickHandler_API12(); |
| 192 } |
| 193 else { |
| 194 mJoystickHandler = new SDLJoystickHandler(); |
| 195 } |
| 196 |
| 197 mLayout = new AbsoluteLayout(this); |
| 198 mLayout.addView(mSurface); |
| 199 |
| 200 setContentView(mLayout); |
| 201 |
| 202 // Get filename from "Open with" of another application |
| 203 Intent intent = getIntent(); |
| 204 |
| 205 if (intent != null && intent.getData() != null) { |
| 206 String filename = intent.getData().getPath(); |
| 207 if (filename != null) { |
| 208 Log.v(TAG, "Got filename: " + filename); |
| 209 SDLActivity.onNativeDropFile(filename); |
| 210 } |
| 211 } |
| 212 } |
| 213 |
| 214 // Events |
| 215 @Override |
| 216 protected void onPause() { |
| 217 Log.v(TAG, "onPause()"); |
| 218 super.onPause(); |
| 219 |
| 220 if (SDLActivity.mBrokenLibraries) { |
| 221 return; |
| 222 } |
| 223 |
| 224 SDLActivity.handlePause(); |
| 225 } |
| 226 |
| 227 @Override |
| 228 protected void onResume() { |
| 229 Log.v(TAG, "onResume()"); |
| 230 super.onResume(); |
| 231 |
| 232 if (SDLActivity.mBrokenLibraries) { |
| 233 return; |
| 234 } |
| 235 |
| 236 SDLActivity.handleResume(); |
| 237 } |
| 238 |
| 239 |
| 240 @Override |
| 241 public void onWindowFocusChanged(boolean hasFocus) { |
| 242 super.onWindowFocusChanged(hasFocus); |
| 243 Log.v(TAG, "onWindowFocusChanged(): " + hasFocus); |
| 244 |
| 245 if (SDLActivity.mBrokenLibraries) { |
| 246 return; |
| 247 } |
| 248 |
| 249 SDLActivity.mHasFocus = hasFocus; |
| 250 if (hasFocus) { |
| 251 SDLActivity.handleResume(); |
| 252 } |
| 253 } |
| 254 |
| 255 @Override |
| 256 public void onLowMemory() { |
| 257 Log.v(TAG, "onLowMemory()"); |
| 258 super.onLowMemory(); |
| 259 |
| 260 if (SDLActivity.mBrokenLibraries) { |
| 261 return; |
| 262 } |
| 263 |
| 264 SDLActivity.nativeLowMemory(); |
| 265 } |
| 266 |
| 267 @Override |
| 268 protected void onDestroy() { |
| 269 Log.v(TAG, "onDestroy()"); |
| 270 |
| 271 if (SDLActivity.mBrokenLibraries) { |
| 272 super.onDestroy(); |
| 273 // Reset everything in case the user re opens the app |
| 274 SDLActivity.initialize(); |
| 275 return; |
| 276 } |
| 277 |
| 278 // Send a quit message to the application |
| 279 SDLActivity.mExitCalledFromJava = true; |
| 280 SDLActivity.nativeQuit(); |
| 281 |
| 282 // Now wait for the SDL thread to quit |
| 283 if (SDLActivity.mSDLThread != null) { |
| 284 try { |
| 285 SDLActivity.mSDLThread.join(); |
| 286 } catch(Exception e) { |
| 287 Log.v(TAG, "Problem stopping thread: " + e); |
| 288 } |
| 289 SDLActivity.mSDLThread = null; |
| 290 |
| 291 //Log.v(TAG, "Finished waiting for SDL thread"); |
| 292 } |
| 293 |
| 294 super.onDestroy(); |
| 295 // Reset everything in case the user re opens the app |
| 296 SDLActivity.initialize(); |
| 297 } |
| 298 |
| 299 @Override |
| 300 public boolean dispatchKeyEvent(KeyEvent event) { |
| 301 |
| 302 if (SDLActivity.mBrokenLibraries) { |
| 303 return false; |
| 304 } |
| 305 |
| 306 int keyCode = event.getKeyCode(); |
| 307 // Ignore certain special keys so they're handled by Android |
| 308 if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN || |
| 309 keyCode == KeyEvent.KEYCODE_VOLUME_UP || |
| 310 keyCode == KeyEvent.KEYCODE_CAMERA || |
| 311 keyCode == 168 || /* API 11: KeyEvent.KEYCODE_ZOOM_IN */ |
| 312 keyCode == 169 /* API 11: KeyEvent.KEYCODE_ZOOM_OUT */ |
| 313 ) { |
| 314 return false; |
| 315 } |
| 316 return super.dispatchKeyEvent(event); |
| 317 } |
| 318 |
| 319 /** Called by onPause or surfaceDestroyed. Even if surfaceDestroyed |
| 320 * is the first to be called, mIsSurfaceReady should still be set |
| 321 * to 'true' during the call to onPause (in a usual scenario). |
| 322 */ |
| 323 public static void handlePause() { |
| 324 if (!SDLActivity.mIsPaused && SDLActivity.mIsSurfaceReady) { |
| 325 SDLActivity.mIsPaused = true; |
| 326 SDLActivity.nativePause(); |
| 327 mSurface.handlePause(); |
| 328 } |
| 329 } |
| 330 |
| 331 /** Called by onResume or surfaceCreated. An actual resume should be done on
ly when the surface is ready. |
| 332 * Note: Some Android variants may send multiple surfaceChanged events, so w
e don't need to resume |
| 333 * every time we get one of those events, only if it comes after surfaceDest
royed |
| 334 */ |
| 335 public static void handleResume() { |
| 336 if (SDLActivity.mIsPaused && SDLActivity.mIsSurfaceReady && SDLActivity.
mHasFocus) { |
| 337 SDLActivity.mIsPaused = false; |
| 338 SDLActivity.nativeResume(); |
| 339 mSurface.handleResume(); |
| 340 } |
| 341 } |
| 342 |
| 343 /* The native thread has finished */ |
| 344 public static void handleNativeExit() { |
| 345 SDLActivity.mSDLThread = null; |
| 346 mSingleton.finish(); |
| 347 } |
| 348 |
| 349 |
| 350 // Messages from the SDLMain thread |
| 351 static final int COMMAND_CHANGE_TITLE = 1; |
| 352 static final int COMMAND_UNUSED = 2; |
| 353 static final int COMMAND_TEXTEDIT_HIDE = 3; |
| 354 static final int COMMAND_SET_KEEP_SCREEN_ON = 5; |
| 355 |
| 356 protected static final int COMMAND_USER = 0x8000; |
| 357 |
| 358 /** |
| 359 * This method is called by SDL if SDL did not handle a message itself. |
| 360 * This happens if a received message contains an unsupported command. |
| 361 * Method can be overwritten to handle Messages in a different class. |
| 362 * @param command the command of the message. |
| 363 * @param param the parameter of the message. May be null. |
| 364 * @return if the message was handled in overridden method. |
| 365 */ |
| 366 protected boolean onUnhandledMessage(int command, Object param) { |
| 367 return false; |
| 368 } |
| 369 |
| 370 /** |
| 371 * A Handler class for Messages from native SDL applications. |
| 372 * It uses current Activities as target (e.g. for the title). |
| 373 * static to prevent implicit references to enclosing object. |
| 374 */ |
| 375 protected static class SDLCommandHandler extends Handler { |
| 376 @Override |
| 377 public void handleMessage(Message msg) { |
| 378 Context context = getContext(); |
| 379 if (context == null) { |
| 380 Log.e(TAG, "error handling message, getContext() returned null")
; |
| 381 return; |
| 382 } |
| 383 switch (msg.arg1) { |
| 384 case COMMAND_CHANGE_TITLE: |
| 385 if (context instanceof Activity) { |
| 386 ((Activity) context).setTitle((String)msg.obj); |
| 387 } else { |
| 388 Log.e(TAG, "error handling message, getContext() returned no
Activity"); |
| 389 } |
| 390 break; |
| 391 case COMMAND_TEXTEDIT_HIDE: |
| 392 if (mTextEdit != null) { |
| 393 mTextEdit.setVisibility(View.GONE); |
| 394 |
| 395 InputMethodManager imm = (InputMethodManager) context.getSys
temService(Context.INPUT_METHOD_SERVICE); |
| 396 imm.hideSoftInputFromWindow(mTextEdit.getWindowToken(), 0); |
| 397 } |
| 398 break; |
| 399 case COMMAND_SET_KEEP_SCREEN_ON: |
| 400 { |
| 401 Window window = ((Activity) context).getWindow(); |
| 402 if (window != null) { |
| 403 if ((msg.obj instanceof Integer) && (((Integer) msg.obj).int
Value() != 0)) { |
| 404 window.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCR
EEN_ON); |
| 405 } else { |
| 406 window.clearFlags(WindowManager.LayoutParams.FLAG_KEEP_S
CREEN_ON); |
| 407 } |
| 408 } |
| 409 break; |
| 410 } |
| 411 default: |
| 412 if ((context instanceof SDLActivity) && !((SDLActivity) context)
.onUnhandledMessage(msg.arg1, msg.obj)) { |
| 413 Log.e(TAG, "error handling message, command is " + msg.arg1)
; |
| 414 } |
| 415 } |
| 416 } |
| 417 } |
| 418 |
| 419 // Handler for the messages |
| 420 Handler commandHandler = new SDLCommandHandler(); |
| 421 |
| 422 // Send a message from the SDLMain thread |
| 423 boolean sendCommand(int command, Object data) { |
| 424 Message msg = commandHandler.obtainMessage(); |
| 425 msg.arg1 = command; |
| 426 msg.obj = data; |
| 427 return commandHandler.sendMessage(msg); |
| 428 } |
| 429 |
| 430 // C functions we call |
| 431 public static native int nativeInit(Object arguments); |
| 432 public static native void nativeLowMemory(); |
| 433 public static native void nativeQuit(); |
| 434 public static native void nativePause(); |
| 435 public static native void nativeResume(); |
| 436 public static native void onNativeDropFile(String filename); |
| 437 public static native void onNativeResize(int x, int y, int format, float rat
e); |
| 438 public static native int onNativePadDown(int device_id, int keycode); |
| 439 public static native int onNativePadUp(int device_id, int keycode); |
| 440 public static native void onNativeJoy(int device_id, int axis, |
| 441 float value); |
| 442 public static native void onNativeHat(int device_id, int hat_id, |
| 443 int x, int y); |
| 444 public static native void onNativeKeyDown(int keycode); |
| 445 public static native void onNativeKeyUp(int keycode); |
| 446 public static native void onNativeKeyboardFocusLost(); |
| 447 public static native void onNativeMouse(int button, int action, float x, flo
at y); |
| 448 public static native void onNativeTouch(int touchDevId, int pointerFingerId, |
| 449 int action, float x, |
| 450 float y, float p); |
| 451 public static native void onNativeAccel(float x, float y, float z); |
| 452 public static native void onNativeSurfaceChanged(); |
| 453 public static native void onNativeSurfaceDestroyed(); |
| 454 public static native int nativeAddJoystick(int device_id, String name, |
| 455 int is_accelerometer, int nbutton
s, |
| 456 int naxes, int nhats, int nballs)
; |
| 457 public static native int nativeRemoveJoystick(int device_id); |
| 458 public static native String nativeGetHint(String name); |
| 459 |
| 460 /** |
| 461 * This method is called by SDL using JNI. |
| 462 */ |
| 463 public static boolean setActivityTitle(String title) { |
| 464 // Called from SDLMain() thread and can't directly affect the view |
| 465 return mSingleton.sendCommand(COMMAND_CHANGE_TITLE, title); |
| 466 } |
| 467 |
| 468 /** |
| 469 * This method is called by SDL using JNI. |
| 470 */ |
| 471 public static boolean sendMessage(int command, int param) { |
| 472 return mSingleton.sendCommand(command, Integer.valueOf(param)); |
| 473 } |
| 474 |
| 475 /** |
| 476 * This method is called by SDL using JNI. |
| 477 */ |
| 478 public static Context getContext() { |
| 479 return mSingleton; |
| 480 } |
| 481 |
| 482 /** |
| 483 * This method is called by SDL using JNI. |
| 484 * @return result of getSystemService(name) but executed on UI thread. |
| 485 */ |
| 486 public Object getSystemServiceFromUiThread(final String name) { |
| 487 final Object lock = new Object(); |
| 488 final Object[] results = new Object[2]; // array for writable variables |
| 489 synchronized (lock) { |
| 490 runOnUiThread(new Runnable() { |
| 491 @Override |
| 492 public void run() { |
| 493 synchronized (lock) { |
| 494 results[0] = getSystemService(name); |
| 495 results[1] = Boolean.TRUE; |
| 496 lock.notify(); |
| 497 } |
| 498 } |
| 499 }); |
| 500 if (results[1] == null) { |
| 501 try { |
| 502 lock.wait(); |
| 503 } catch (InterruptedException ex) { |
| 504 ex.printStackTrace(); |
| 505 } |
| 506 } |
| 507 } |
| 508 return results[0]; |
| 509 } |
| 510 |
| 511 static class ShowTextInputTask implements Runnable { |
| 512 /* |
| 513 * This is used to regulate the pan&scan method to have some offset from |
| 514 * the bottom edge of the input region and the top edge of an input |
| 515 * method (soft keyboard) |
| 516 */ |
| 517 static final int HEIGHT_PADDING = 15; |
| 518 |
| 519 public int x, y, w, h; |
| 520 |
| 521 public ShowTextInputTask(int x, int y, int w, int h) { |
| 522 this.x = x; |
| 523 this.y = y; |
| 524 this.w = w; |
| 525 this.h = h; |
| 526 } |
| 527 |
| 528 @Override |
| 529 public void run() { |
| 530 AbsoluteLayout.LayoutParams params = new AbsoluteLayout.LayoutParams
( |
| 531 w, h + HEIGHT_PADDING, x, y); |
| 532 |
| 533 if (mTextEdit == null) { |
| 534 mTextEdit = new DummyEdit(getContext()); |
| 535 |
| 536 mLayout.addView(mTextEdit, params); |
| 537 } else { |
| 538 mTextEdit.setLayoutParams(params); |
| 539 } |
| 540 |
| 541 mTextEdit.setVisibility(View.VISIBLE); |
| 542 mTextEdit.requestFocus(); |
| 543 |
| 544 InputMethodManager imm = (InputMethodManager) getContext().getSystem
Service(Context.INPUT_METHOD_SERVICE); |
| 545 imm.showSoftInput(mTextEdit, 0); |
| 546 } |
| 547 } |
| 548 |
| 549 /** |
| 550 * This method is called by SDL using JNI. |
| 551 */ |
| 552 public static boolean showTextInput(int x, int y, int w, int h) { |
| 553 // Transfer the task to the main thread as a Runnable |
| 554 return mSingleton.commandHandler.post(new ShowTextInputTask(x, y, w, h))
; |
| 555 } |
| 556 |
| 557 /** |
| 558 * This method is called by SDL using JNI. |
| 559 */ |
| 560 public static Surface getNativeSurface() { |
| 561 return SDLActivity.mSurface.getNativeSurface(); |
| 562 } |
| 563 |
| 564 // Audio |
| 565 |
| 566 /** |
| 567 * This method is called by SDL using JNI. |
| 568 */ |
| 569 public static int audioInit(int sampleRate, boolean is16Bit, boolean isStere
o, int desiredFrames) { |
| 570 int channelConfig = isStereo ? AudioFormat.CHANNEL_CONFIGURATION_STEREO
: AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| 571 int audioFormat = is16Bit ? AudioFormat.ENCODING_PCM_16BIT : AudioFormat
.ENCODING_PCM_8BIT; |
| 572 int frameSize = (isStereo ? 2 : 1) * (is16Bit ? 2 : 1); |
| 573 |
| 574 Log.v(TAG, "SDL audio: wanted " + (isStereo ? "stereo" : "mono") + " " +
(is16Bit ? "16-bit" : "8-bit") + " " + (sampleRate / 1000f) + "kHz, " + desired
Frames + " frames buffer"); |
| 575 |
| 576 // Let the user pick a larger buffer if they really want -- but ye |
| 577 // gods they probably shouldn't, the minimums are horrifyingly high |
| 578 // latency already |
| 579 desiredFrames = Math.max(desiredFrames, (AudioTrack.getMinBufferSize(sam
pleRate, channelConfig, audioFormat) + frameSize - 1) / frameSize); |
| 580 |
| 581 if (mAudioTrack == null) { |
| 582 mAudioTrack = new AudioTrack(AudioManager.STREAM_MUSIC, sampleRate, |
| 583 channelConfig, audioFormat, desiredFrames * frameSize, Audio
Track.MODE_STREAM); |
| 584 |
| 585 // Instantiating AudioTrack can "succeed" without an exception and t
he track may still be invalid |
| 586 // Ref: https://android.googlesource.com/platform/frameworks/base/+/
refs/heads/master/media/java/android/media/AudioTrack.java |
| 587 // Ref: http://developer.android.com/reference/android/media/AudioTr
ack.html#getState() |
| 588 |
| 589 if (mAudioTrack.getState() != AudioTrack.STATE_INITIALIZED) { |
| 590 Log.e(TAG, "Failed during initialization of Audio Track"); |
| 591 mAudioTrack = null; |
| 592 return -1; |
| 593 } |
| 594 |
| 595 mAudioTrack.play(); |
| 596 } |
| 597 |
| 598 Log.v(TAG, "SDL audio: got " + ((mAudioTrack.getChannelCount() >= 2) ? "
stereo" : "mono") + " " + ((mAudioTrack.getAudioFormat() == AudioFormat.ENCODING
_PCM_16BIT) ? "16-bit" : "8-bit") + " " + (mAudioTrack.getSampleRate() / 1000f)
+ "kHz, " + desiredFrames + " frames buffer"); |
| 599 |
| 600 return 0; |
| 601 } |
| 602 |
| 603 /** |
| 604 * This method is called by SDL using JNI. |
| 605 */ |
| 606 public static void audioWriteShortBuffer(short[] buffer) { |
| 607 for (int i = 0; i < buffer.length; ) { |
| 608 int result = mAudioTrack.write(buffer, i, buffer.length - i); |
| 609 if (result > 0) { |
| 610 i += result; |
| 611 } else if (result == 0) { |
| 612 try { |
| 613 Thread.sleep(1); |
| 614 } catch(InterruptedException e) { |
| 615 // Nom nom |
| 616 } |
| 617 } else { |
| 618 Log.w(TAG, "SDL audio: error return from write(short)"); |
| 619 return; |
| 620 } |
| 621 } |
| 622 } |
| 623 |
| 624 /** |
| 625 * This method is called by SDL using JNI. |
| 626 */ |
| 627 public static void audioWriteByteBuffer(byte[] buffer) { |
| 628 for (int i = 0; i < buffer.length; ) { |
| 629 int result = mAudioTrack.write(buffer, i, buffer.length - i); |
| 630 if (result > 0) { |
| 631 i += result; |
| 632 } else if (result == 0) { |
| 633 try { |
| 634 Thread.sleep(1); |
| 635 } catch(InterruptedException e) { |
| 636 // Nom nom |
| 637 } |
| 638 } else { |
| 639 Log.w(TAG, "SDL audio: error return from write(byte)"); |
| 640 return; |
| 641 } |
| 642 } |
| 643 } |
| 644 |
| 645 /** |
| 646 * This method is called by SDL using JNI. |
| 647 */ |
| 648 public static void audioQuit() { |
| 649 if (mAudioTrack != null) { |
| 650 mAudioTrack.stop(); |
| 651 mAudioTrack = null; |
| 652 } |
| 653 } |
| 654 |
| 655 // Input |
| 656 |
| 657 /** |
| 658 * This method is called by SDL using JNI. |
| 659 * @return an array which may be empty but is never null. |
| 660 */ |
| 661 public static int[] inputGetInputDeviceIds(int sources) { |
| 662 int[] ids = InputDevice.getDeviceIds(); |
| 663 int[] filtered = new int[ids.length]; |
| 664 int used = 0; |
| 665 for (int i = 0; i < ids.length; ++i) { |
| 666 InputDevice device = InputDevice.getDevice(ids[i]); |
| 667 if ((device != null) && ((device.getSources() & sources) != 0)) { |
| 668 filtered[used++] = device.getId(); |
| 669 } |
| 670 } |
| 671 return Arrays.copyOf(filtered, used); |
| 672 } |
| 673 |
| 674 // Joystick glue code, just a series of stubs that redirect to the SDLJoysti
ckHandler instance |
| 675 public static boolean handleJoystickMotionEvent(MotionEvent event) { |
| 676 return mJoystickHandler.handleMotionEvent(event); |
| 677 } |
| 678 |
| 679 /** |
| 680 * This method is called by SDL using JNI. |
| 681 */ |
| 682 public static void pollInputDevices() { |
| 683 if (SDLActivity.mSDLThread != null) { |
| 684 mJoystickHandler.pollInputDevices(); |
| 685 } |
| 686 } |
| 687 |
| 688 // APK expansion files support |
| 689 |
| 690 /** com.android.vending.expansion.zipfile.ZipResourceFile object or null. */ |
| 691 private Object expansionFile; |
| 692 |
| 693 /** com.android.vending.expansion.zipfile.ZipResourceFile's getInputStream()
or null. */ |
| 694 private Method expansionFileMethod; |
| 695 |
| 696 /** |
| 697 * This method was called by SDL using JNI. |
| 698 * @deprecated because of an incorrect name |
| 699 */ |
| 700 @Deprecated |
| 701 public InputStream openAPKExtensionInputStream(String fileName) throws IOExc
eption { |
| 702 return openAPKExpansionInputStream(fileName); |
| 703 } |
| 704 |
| 705 /** |
| 706 * This method is called by SDL using JNI. |
| 707 * @return an InputStream on success or null if no expansion file was used. |
| 708 * @throws IOException on errors. Message is set for the SDL error message. |
| 709 */ |
| 710 public InputStream openAPKExpansionInputStream(String fileName) throws IOExc
eption { |
| 711 // Get a ZipResourceFile representing a merger of both the main and patc
h files |
| 712 if (expansionFile == null) { |
| 713 String mainHint = nativeGetHint("SDL_ANDROID_APK_EXPANSION_MAIN_FILE
_VERSION"); |
| 714 if (mainHint == null) { |
| 715 return null; // no expansion use if no main version was set |
| 716 } |
| 717 String patchHint = nativeGetHint("SDL_ANDROID_APK_EXPANSION_PATCH_FI
LE_VERSION"); |
| 718 if (patchHint == null) { |
| 719 return null; // no expansion use if no patch version was set |
| 720 } |
| 721 |
| 722 Integer mainVersion; |
| 723 Integer patchVersion; |
| 724 try { |
| 725 mainVersion = Integer.valueOf(mainHint); |
| 726 patchVersion = Integer.valueOf(patchHint); |
| 727 } catch (NumberFormatException ex) { |
| 728 ex.printStackTrace(); |
| 729 throw new IOException("No valid file versions set for APK expans
ion files", ex); |
| 730 } |
| 731 |
| 732 try { |
| 733 // To avoid direct dependency on Google APK expansion library th
at is |
| 734 // not a part of Android SDK we access it using reflection |
| 735 expansionFile = Class.forName("com.android.vending.expansion.zip
file.APKExpansionSupport") |
| 736 .getMethod("getAPKExpansionZipFile", Context.class, int.clas
s, int.class) |
| 737 .invoke(null, this, mainVersion, patchVersion); |
| 738 |
| 739 expansionFileMethod = expansionFile.getClass() |
| 740 .getMethod("getInputStream", String.class); |
| 741 } catch (Exception ex) { |
| 742 ex.printStackTrace(); |
| 743 expansionFile = null; |
| 744 expansionFileMethod = null; |
| 745 throw new IOException("Could not access APK expansion support li
brary", ex); |
| 746 } |
| 747 } |
| 748 |
| 749 // Get an input stream for a known file inside the expansion file ZIPs |
| 750 InputStream fileStream; |
| 751 try { |
| 752 fileStream = (InputStream)expansionFileMethod.invoke(expansionFile,
fileName); |
| 753 } catch (Exception ex) { |
| 754 // calling "getInputStream" failed |
| 755 ex.printStackTrace(); |
| 756 throw new IOException("Could not open stream from APK expansion file
", ex); |
| 757 } |
| 758 |
| 759 if (fileStream == null) { |
| 760 // calling "getInputStream" was successful but null was returned |
| 761 throw new IOException("Could not find path in APK expansion file"); |
| 762 } |
| 763 |
| 764 return fileStream; |
| 765 } |
| 766 |
| 767 // Messagebox |
| 768 |
| 769 /** Result of current messagebox. Also used for blocking the calling thread.
*/ |
| 770 protected final int[] messageboxSelection = new int[1]; |
| 771 |
| 772 /** Id of current dialog. */ |
| 773 protected int dialogs = 0; |
| 774 |
| 775 /** |
| 776 * This method is called by SDL using JNI. |
| 777 * Shows the messagebox from UI thread and block calling thread. |
| 778 * buttonFlags, buttonIds and buttonTexts must have same length. |
| 779 * @param buttonFlags array containing flags for every button. |
| 780 * @param buttonIds array containing id for every button. |
| 781 * @param buttonTexts array containing text for every button. |
| 782 * @param colors null for default or array of length 5 containing colors. |
| 783 * @return button id or -1. |
| 784 */ |
| 785 public int messageboxShowMessageBox( |
| 786 final int flags, |
| 787 final String title, |
| 788 final String message, |
| 789 final int[] buttonFlags, |
| 790 final int[] buttonIds, |
| 791 final String[] buttonTexts, |
| 792 final int[] colors) { |
| 793 |
| 794 messageboxSelection[0] = -1; |
| 795 |
| 796 // sanity checks |
| 797 |
| 798 if ((buttonFlags.length != buttonIds.length) && (buttonIds.length != but
tonTexts.length)) { |
| 799 return -1; // implementation broken |
| 800 } |
| 801 |
| 802 // collect arguments for Dialog |
| 803 |
| 804 final Bundle args = new Bundle(); |
| 805 args.putInt("flags", flags); |
| 806 args.putString("title", title); |
| 807 args.putString("message", message); |
| 808 args.putIntArray("buttonFlags", buttonFlags); |
| 809 args.putIntArray("buttonIds", buttonIds); |
| 810 args.putStringArray("buttonTexts", buttonTexts); |
| 811 args.putIntArray("colors", colors); |
| 812 |
| 813 // trigger Dialog creation on UI thread |
| 814 |
| 815 runOnUiThread(new Runnable() { |
| 816 @Override |
| 817 public void run() { |
| 818 showDialog(dialogs++, args); |
| 819 } |
| 820 }); |
| 821 |
| 822 // block the calling thread |
| 823 |
| 824 synchronized (messageboxSelection) { |
| 825 try { |
| 826 messageboxSelection.wait(); |
| 827 } catch (InterruptedException ex) { |
| 828 ex.printStackTrace(); |
| 829 return -1; |
| 830 } |
| 831 } |
| 832 |
| 833 // return selected value |
| 834 |
| 835 return messageboxSelection[0]; |
| 836 } |
| 837 |
| 838 @Override |
| 839 protected Dialog onCreateDialog(int ignore, Bundle args) { |
| 840 |
| 841 // TODO set values from "flags" to messagebox dialog |
| 842 |
| 843 // get colors |
| 844 |
| 845 int[] colors = args.getIntArray("colors"); |
| 846 int backgroundColor; |
| 847 int textColor; |
| 848 int buttonBorderColor; |
| 849 int buttonBackgroundColor; |
| 850 int buttonSelectedColor; |
| 851 if (colors != null) { |
| 852 int i = -1; |
| 853 backgroundColor = colors[++i]; |
| 854 textColor = colors[++i]; |
| 855 buttonBorderColor = colors[++i]; |
| 856 buttonBackgroundColor = colors[++i]; |
| 857 buttonSelectedColor = colors[++i]; |
| 858 } else { |
| 859 backgroundColor = Color.TRANSPARENT; |
| 860 textColor = Color.TRANSPARENT; |
| 861 buttonBorderColor = Color.TRANSPARENT; |
| 862 buttonBackgroundColor = Color.TRANSPARENT; |
| 863 buttonSelectedColor = Color.TRANSPARENT; |
| 864 } |
| 865 |
| 866 // create dialog with title and a listener to wake up calling thread |
| 867 |
| 868 final Dialog dialog = new Dialog(this); |
| 869 dialog.setTitle(args.getString("title")); |
| 870 dialog.setCancelable(false); |
| 871 dialog.setOnDismissListener(new DialogInterface.OnDismissListener() { |
| 872 @Override |
| 873 public void onDismiss(DialogInterface unused) { |
| 874 synchronized (messageboxSelection) { |
| 875 messageboxSelection.notify(); |
| 876 } |
| 877 } |
| 878 }); |
| 879 |
| 880 // create text |
| 881 |
| 882 TextView message = new TextView(this); |
| 883 message.setGravity(Gravity.CENTER); |
| 884 message.setText(args.getString("message")); |
| 885 if (textColor != Color.TRANSPARENT) { |
| 886 message.setTextColor(textColor); |
| 887 } |
| 888 |
| 889 // create buttons |
| 890 |
| 891 int[] buttonFlags = args.getIntArray("buttonFlags"); |
| 892 int[] buttonIds = args.getIntArray("buttonIds"); |
| 893 String[] buttonTexts = args.getStringArray("buttonTexts"); |
| 894 |
| 895 final SparseArray<Button> mapping = new SparseArray<Button>(); |
| 896 |
| 897 LinearLayout buttons = new LinearLayout(this); |
| 898 buttons.setOrientation(LinearLayout.HORIZONTAL); |
| 899 buttons.setGravity(Gravity.CENTER); |
| 900 for (int i = 0; i < buttonTexts.length; ++i) { |
| 901 Button button = new Button(this); |
| 902 final int id = buttonIds[i]; |
| 903 button.setOnClickListener(new View.OnClickListener() { |
| 904 @Override |
| 905 public void onClick(View v) { |
| 906 messageboxSelection[0] = id; |
| 907 dialog.dismiss(); |
| 908 } |
| 909 }); |
| 910 if (buttonFlags[i] != 0) { |
| 911 // see SDL_messagebox.h |
| 912 if ((buttonFlags[i] & 0x00000001) != 0) { |
| 913 mapping.put(KeyEvent.KEYCODE_ENTER, button); |
| 914 } |
| 915 if ((buttonFlags[i] & 0x00000002) != 0) { |
| 916 mapping.put(111, button); /* API 11: KeyEvent.KEYCODE_ESCAPE
*/ |
| 917 } |
| 918 } |
| 919 button.setText(buttonTexts[i]); |
| 920 if (textColor != Color.TRANSPARENT) { |
| 921 button.setTextColor(textColor); |
| 922 } |
| 923 if (buttonBorderColor != Color.TRANSPARENT) { |
| 924 // TODO set color for border of messagebox button |
| 925 } |
| 926 if (buttonBackgroundColor != Color.TRANSPARENT) { |
| 927 Drawable drawable = button.getBackground(); |
| 928 if (drawable == null) { |
| 929 // setting the color this way removes the style |
| 930 button.setBackgroundColor(buttonBackgroundColor); |
| 931 } else { |
| 932 // setting the color this way keeps the style (gradient, pad
ding, etc.) |
| 933 drawable.setColorFilter(buttonBackgroundColor, PorterDuff.Mo
de.MULTIPLY); |
| 934 } |
| 935 } |
| 936 if (buttonSelectedColor != Color.TRANSPARENT) { |
| 937 // TODO set color for selected messagebox button |
| 938 } |
| 939 buttons.addView(button); |
| 940 } |
| 941 |
| 942 // create content |
| 943 |
| 944 LinearLayout content = new LinearLayout(this); |
| 945 content.setOrientation(LinearLayout.VERTICAL); |
| 946 content.addView(message); |
| 947 content.addView(buttons); |
| 948 if (backgroundColor != Color.TRANSPARENT) { |
| 949 content.setBackgroundColor(backgroundColor); |
| 950 } |
| 951 |
| 952 // add content to dialog and return |
| 953 |
| 954 dialog.setContentView(content); |
| 955 dialog.setOnKeyListener(new Dialog.OnKeyListener() { |
| 956 @Override |
| 957 public boolean onKey(DialogInterface d, int keyCode, KeyEvent event)
{ |
| 958 Button button = mapping.get(keyCode); |
| 959 if (button != null) { |
| 960 if (event.getAction() == KeyEvent.ACTION_UP) { |
| 961 button.performClick(); |
| 962 } |
| 963 return true; // also for ignored actions |
| 964 } |
| 965 return false; |
| 966 } |
| 967 }); |
| 968 |
| 969 return dialog; |
| 970 } |
| 971 } |
| 972 |
| 973 /** |
| 974 Simple nativeInit() runnable |
| 975 */ |
| 976 class SDLMain implements Runnable { |
| 977 @Override |
| 978 public void run() { |
| 979 // Runs SDL_main() |
| 980 SDLActivity.nativeInit(SDLActivity.mSingleton.getArguments()); |
| 981 |
| 982 Log.v("SDL", "SDL thread terminated"); |
| 983 } |
| 984 } |
| 985 |
| 986 |
| 987 /** |
| 988 SDLSurface. This is what we draw on, so we need to know when it's created |
| 989 in order to do anything useful. |
| 990 |
| 991 Because of this, that's where we set up the SDL thread |
| 992 */ |
| 993 class SDLSurface extends SurfaceView implements SurfaceHolder.Callback, |
| 994 View.OnKeyListener, View.OnTouchListener, SensorEventListener { |
| 995 |
| 996 // Sensors |
| 997 protected static SensorManager mSensorManager; |
| 998 protected static Display mDisplay; |
| 999 |
| 1000 // Keep track of the surface size to normalize touch events |
| 1001 protected static float mWidth, mHeight; |
| 1002 |
| 1003 // Startup |
| 1004 public SDLSurface(Context context) { |
| 1005 super(context); |
| 1006 getHolder().addCallback(this); |
| 1007 |
| 1008 setFocusable(true); |
| 1009 setFocusableInTouchMode(true); |
| 1010 requestFocus(); |
| 1011 setOnKeyListener(this); |
| 1012 setOnTouchListener(this); |
| 1013 |
| 1014 mDisplay = ((WindowManager)context.getSystemService(Context.WINDOW_SERVI
CE)).getDefaultDisplay(); |
| 1015 mSensorManager = (SensorManager)context.getSystemService(Context.SENSOR_
SERVICE); |
| 1016 |
| 1017 if(Build.VERSION.SDK_INT >= 12) { |
| 1018 setOnGenericMotionListener(new SDLGenericMotionListener_API12()); |
| 1019 } |
| 1020 |
| 1021 // Some arbitrary defaults to avoid a potential division by zero |
| 1022 mWidth = 1.0f; |
| 1023 mHeight = 1.0f; |
| 1024 } |
| 1025 |
| 1026 public void handlePause() { |
| 1027 enableSensor(Sensor.TYPE_ACCELEROMETER, false); |
| 1028 } |
| 1029 |
| 1030 public void handleResume() { |
| 1031 setFocusable(true); |
| 1032 setFocusableInTouchMode(true); |
| 1033 requestFocus(); |
| 1034 setOnKeyListener(this); |
| 1035 setOnTouchListener(this); |
| 1036 enableSensor(Sensor.TYPE_ACCELEROMETER, true); |
| 1037 } |
| 1038 |
| 1039 public Surface getNativeSurface() { |
| 1040 return getHolder().getSurface(); |
| 1041 } |
| 1042 |
| 1043 // Called when we have a valid drawing surface |
| 1044 @Override |
| 1045 public void surfaceCreated(SurfaceHolder holder) { |
| 1046 Log.v("SDL", "surfaceCreated()"); |
| 1047 holder.setType(SurfaceHolder.SURFACE_TYPE_GPU); |
| 1048 } |
| 1049 |
| 1050 // Called when we lose the surface |
| 1051 @Override |
| 1052 public void surfaceDestroyed(SurfaceHolder holder) { |
| 1053 Log.v("SDL", "surfaceDestroyed()"); |
| 1054 // Call this *before* setting mIsSurfaceReady to 'false' |
| 1055 SDLActivity.handlePause(); |
| 1056 SDLActivity.mIsSurfaceReady = false; |
| 1057 SDLActivity.onNativeSurfaceDestroyed(); |
| 1058 } |
| 1059 |
| 1060 // Called when the surface is resized |
| 1061 @Override |
| 1062 public void surfaceChanged(SurfaceHolder holder, |
| 1063 int format, int width, int height) { |
| 1064 Log.v("SDL", "surfaceChanged()"); |
| 1065 |
| 1066 int sdlFormat = 0x15151002; // SDL_PIXELFORMAT_RGB565 by default |
| 1067 switch (format) { |
| 1068 case PixelFormat.A_8: |
| 1069 Log.v("SDL", "pixel format A_8"); |
| 1070 break; |
| 1071 case PixelFormat.LA_88: |
| 1072 Log.v("SDL", "pixel format LA_88"); |
| 1073 break; |
| 1074 case PixelFormat.L_8: |
| 1075 Log.v("SDL", "pixel format L_8"); |
| 1076 break; |
| 1077 case PixelFormat.RGBA_4444: |
| 1078 Log.v("SDL", "pixel format RGBA_4444"); |
| 1079 sdlFormat = 0x15421002; // SDL_PIXELFORMAT_RGBA4444 |
| 1080 break; |
| 1081 case PixelFormat.RGBA_5551: |
| 1082 Log.v("SDL", "pixel format RGBA_5551"); |
| 1083 sdlFormat = 0x15441002; // SDL_PIXELFORMAT_RGBA5551 |
| 1084 break; |
| 1085 case PixelFormat.RGBA_8888: |
| 1086 Log.v("SDL", "pixel format RGBA_8888"); |
| 1087 sdlFormat = 0x16462004; // SDL_PIXELFORMAT_RGBA8888 |
| 1088 break; |
| 1089 case PixelFormat.RGBX_8888: |
| 1090 Log.v("SDL", "pixel format RGBX_8888"); |
| 1091 sdlFormat = 0x16261804; // SDL_PIXELFORMAT_RGBX8888 |
| 1092 break; |
| 1093 case PixelFormat.RGB_332: |
| 1094 Log.v("SDL", "pixel format RGB_332"); |
| 1095 sdlFormat = 0x14110801; // SDL_PIXELFORMAT_RGB332 |
| 1096 break; |
| 1097 case PixelFormat.RGB_565: |
| 1098 Log.v("SDL", "pixel format RGB_565"); |
| 1099 sdlFormat = 0x15151002; // SDL_PIXELFORMAT_RGB565 |
| 1100 break; |
| 1101 case PixelFormat.RGB_888: |
| 1102 Log.v("SDL", "pixel format RGB_888"); |
| 1103 // Not sure this is right, maybe SDL_PIXELFORMAT_RGB24 instead? |
| 1104 sdlFormat = 0x16161804; // SDL_PIXELFORMAT_RGB888 |
| 1105 break; |
| 1106 default: |
| 1107 Log.v("SDL", "pixel format unknown " + format); |
| 1108 break; |
| 1109 } |
| 1110 |
| 1111 mWidth = width; |
| 1112 mHeight = height; |
| 1113 SDLActivity.onNativeResize(width, height, sdlFormat, mDisplay.getRefresh
Rate()); |
| 1114 Log.v("SDL", "Window size: " + width + "x" + height); |
| 1115 |
| 1116 |
| 1117 boolean skip = false; |
| 1118 int requestedOrientation = SDLActivity.mSingleton.getRequestedOrientatio
n(); |
| 1119 |
| 1120 if (requestedOrientation == ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED) |
| 1121 { |
| 1122 // Accept any |
| 1123 } |
| 1124 else if (requestedOrientation == ActivityInfo.SCREEN_ORIENTATION_PORTRAI
T) |
| 1125 { |
| 1126 if (mWidth > mHeight) { |
| 1127 skip = true; |
| 1128 } |
| 1129 } else if (requestedOrientation == ActivityInfo.SCREEN_ORIENTATION_LANDS
CAPE) { |
| 1130 if (mWidth < mHeight) { |
| 1131 skip = true; |
| 1132 } |
| 1133 } |
| 1134 |
| 1135 // Special Patch for Square Resolution: Black Berry Passport |
| 1136 if (skip) { |
| 1137 double min = Math.min(mWidth, mHeight); |
| 1138 double max = Math.max(mWidth, mHeight); |
| 1139 |
| 1140 if (max / min < 1.20) { |
| 1141 Log.v("SDL", "Don't skip on such aspect-ratio. Could be a square r
esolution."); |
| 1142 skip = false; |
| 1143 } |
| 1144 } |
| 1145 |
| 1146 if (skip) { |
| 1147 Log.v("SDL", "Skip .. Surface is not ready."); |
| 1148 return; |
| 1149 } |
| 1150 |
| 1151 |
| 1152 // Set mIsSurfaceReady to 'true' *before* making a call to handleResume |
| 1153 SDLActivity.mIsSurfaceReady = true; |
| 1154 SDLActivity.onNativeSurfaceChanged(); |
| 1155 |
| 1156 |
| 1157 if (SDLActivity.mSDLThread == null) { |
| 1158 // This is the entry point to the C app. |
| 1159 // Start up the C app thread and enable sensor input for the first t
ime |
| 1160 |
| 1161 final Thread sdlThread = new Thread(new SDLMain(), "SDLThread"); |
| 1162 enableSensor(Sensor.TYPE_ACCELEROMETER, true); |
| 1163 sdlThread.start(); |
| 1164 |
| 1165 // Set up a listener thread to catch when the native thread ends |
| 1166 SDLActivity.mSDLThread = new Thread(new Runnable(){ |
| 1167 @Override |
| 1168 public void run(){ |
| 1169 try { |
| 1170 sdlThread.join(); |
| 1171 } |
| 1172 catch(Exception e){} |
| 1173 finally{ |
| 1174 // Native thread has finished |
| 1175 if (! SDLActivity.mExitCalledFromJava) { |
| 1176 SDLActivity.handleNativeExit(); |
| 1177 } |
| 1178 } |
| 1179 } |
| 1180 }, "SDLThreadListener"); |
| 1181 SDLActivity.mSDLThread.start(); |
| 1182 } |
| 1183 |
| 1184 if (SDLActivity.mHasFocus) { |
| 1185 SDLActivity.handleResume(); |
| 1186 } |
| 1187 } |
| 1188 |
| 1189 // Key events |
| 1190 @Override |
| 1191 public boolean onKey(View v, int keyCode, KeyEvent event) { |
| 1192 // Dispatch the different events depending on where they come from |
| 1193 // Some SOURCE_DPAD or SOURCE_GAMEPAD are also SOURCE_KEYBOARD |
| 1194 // So, we try to process them as DPAD or GAMEPAD events first, if that f
ails we try them as KEYBOARD |
| 1195 |
| 1196 if ( (event.getSource() & InputDevice.SOURCE_GAMEPAD) != 0 || |
| 1197 (event.getSource() & InputDevice.SOURCE_DPAD) != 0 ) { |
| 1198 if (event.getAction() == KeyEvent.ACTION_DOWN) { |
| 1199 if (SDLActivity.onNativePadDown(event.getDeviceId(), keyCode) ==
0) { |
| 1200 return true; |
| 1201 } |
| 1202 } else if (event.getAction() == KeyEvent.ACTION_UP) { |
| 1203 if (SDLActivity.onNativePadUp(event.getDeviceId(), keyCode) == 0
) { |
| 1204 return true; |
| 1205 } |
| 1206 } |
| 1207 } |
| 1208 |
| 1209 if( (event.getSource() & InputDevice.SOURCE_KEYBOARD) != 0) { |
| 1210 if (event.getAction() == KeyEvent.ACTION_DOWN) { |
| 1211 //Log.v("SDL", "key down: " + keyCode); |
| 1212 SDLActivity.onNativeKeyDown(keyCode); |
| 1213 return true; |
| 1214 } |
| 1215 else if (event.getAction() == KeyEvent.ACTION_UP) { |
| 1216 //Log.v("SDL", "key up: " + keyCode); |
| 1217 SDLActivity.onNativeKeyUp(keyCode); |
| 1218 return true; |
| 1219 } |
| 1220 } |
| 1221 |
| 1222 return false; |
| 1223 } |
| 1224 |
| 1225 // Touch events |
| 1226 @Override |
| 1227 public boolean onTouch(View v, MotionEvent event) { |
| 1228 /* Ref: http://developer.android.com/training/gestures/multi.html */ |
| 1229 final int touchDevId = event.getDeviceId(); |
| 1230 final int pointerCount = event.getPointerCount(); |
| 1231 int action = event.getActionMasked(); |
| 1232 int pointerFingerId; |
| 1233 int mouseButton; |
| 1234 int i = -1; |
| 1235 float x,y,p; |
| 1236 |
| 1237 // !!! FIXME: dump this SDK check after 2.0.4 ships and require API14. |
| 1238 if (event.getSource() == InputDevice.SOURCE_MOUSE && SDLActivity.mSepara
teMouseAndTouch) { |
| 1239 if (Build.VERSION.SDK_INT < 14) { |
| 1240 mouseButton = 1; // For Android==12 all mouse buttons are the
left button |
| 1241 } else { |
| 1242 try { |
| 1243 mouseButton = (Integer) event.getClass().getMethod("getButto
nState").invoke(event); |
| 1244 } catch(Exception e) { |
| 1245 mouseButton = 1; // oh well. |
| 1246 } |
| 1247 } |
| 1248 SDLActivity.onNativeMouse(mouseButton, action, event.getX(0), event.
getY(0)); |
| 1249 } else { |
| 1250 switch(action) { |
| 1251 case MotionEvent.ACTION_MOVE: |
| 1252 for (i = 0; i < pointerCount; i++) { |
| 1253 pointerFingerId = event.getPointerId(i); |
| 1254 x = event.getX(i) / mWidth; |
| 1255 y = event.getY(i) / mHeight; |
| 1256 p = event.getPressure(i); |
| 1257 if (p > 1.0f) { |
| 1258 // may be larger than 1.0f on some devices |
| 1259 // see the documentation of getPressure(i) |
| 1260 p = 1.0f; |
| 1261 } |
| 1262 SDLActivity.onNativeTouch(touchDevId, pointerFingerId, a
ction, x, y, p); |
| 1263 } |
| 1264 break; |
| 1265 |
| 1266 case MotionEvent.ACTION_UP: |
| 1267 case MotionEvent.ACTION_DOWN: |
| 1268 // Primary pointer up/down, the index is always zero |
| 1269 i = 0; |
| 1270 case MotionEvent.ACTION_POINTER_UP: |
| 1271 case MotionEvent.ACTION_POINTER_DOWN: |
| 1272 // Non primary pointer up/down |
| 1273 if (i == -1) { |
| 1274 i = event.getActionIndex(); |
| 1275 } |
| 1276 |
| 1277 pointerFingerId = event.getPointerId(i); |
| 1278 x = event.getX(i) / mWidth; |
| 1279 y = event.getY(i) / mHeight; |
| 1280 p = event.getPressure(i); |
| 1281 if (p > 1.0f) { |
| 1282 // may be larger than 1.0f on some devices |
| 1283 // see the documentation of getPressure(i) |
| 1284 p = 1.0f; |
| 1285 } |
| 1286 SDLActivity.onNativeTouch(touchDevId, pointerFingerId, actio
n, x, y, p); |
| 1287 break; |
| 1288 |
| 1289 case MotionEvent.ACTION_CANCEL: |
| 1290 for (i = 0; i < pointerCount; i++) { |
| 1291 pointerFingerId = event.getPointerId(i); |
| 1292 x = event.getX(i) / mWidth; |
| 1293 y = event.getY(i) / mHeight; |
| 1294 p = event.getPressure(i); |
| 1295 if (p > 1.0f) { |
| 1296 // may be larger than 1.0f on some devices |
| 1297 // see the documentation of getPressure(i) |
| 1298 p = 1.0f; |
| 1299 } |
| 1300 SDLActivity.onNativeTouch(touchDevId, pointerFingerId, M
otionEvent.ACTION_UP, x, y, p); |
| 1301 } |
| 1302 break; |
| 1303 |
| 1304 default: |
| 1305 break; |
| 1306 } |
| 1307 } |
| 1308 |
| 1309 return true; |
| 1310 } |
| 1311 |
| 1312 // Sensor events |
| 1313 public void enableSensor(int sensortype, boolean enabled) { |
| 1314 // TODO: This uses getDefaultSensor - what if we have >1 accels? |
| 1315 if (enabled) { |
| 1316 mSensorManager.registerListener(this, |
| 1317 mSensorManager.getDefaultSensor(sensortype), |
| 1318 SensorManager.SENSOR_DELAY_GAME, null); |
| 1319 } else { |
| 1320 mSensorManager.unregisterListener(this, |
| 1321 mSensorManager.getDefaultSensor(sensortype)); |
| 1322 } |
| 1323 } |
| 1324 |
| 1325 @Override |
| 1326 public void onAccuracyChanged(Sensor sensor, int accuracy) { |
| 1327 // TODO |
| 1328 } |
| 1329 |
| 1330 @Override |
| 1331 public void onSensorChanged(SensorEvent event) { |
| 1332 if (event.sensor.getType() == Sensor.TYPE_ACCELEROMETER) { |
| 1333 float x, y; |
| 1334 switch (mDisplay.getRotation()) { |
| 1335 case Surface.ROTATION_90: |
| 1336 x = -event.values[1]; |
| 1337 y = event.values[0]; |
| 1338 break; |
| 1339 case Surface.ROTATION_270: |
| 1340 x = event.values[1]; |
| 1341 y = -event.values[0]; |
| 1342 break; |
| 1343 case Surface.ROTATION_180: |
| 1344 x = -event.values[1]; |
| 1345 y = -event.values[0]; |
| 1346 break; |
| 1347 default: |
| 1348 x = event.values[0]; |
| 1349 y = event.values[1]; |
| 1350 break; |
| 1351 } |
| 1352 SDLActivity.onNativeAccel(-x / SensorManager.GRAVITY_EARTH, |
| 1353 y / SensorManager.GRAVITY_EARTH, |
| 1354 event.values[2] / SensorManager.GRAVITY_EA
RTH - 1); |
| 1355 } |
| 1356 } |
| 1357 } |
| 1358 |
| 1359 /* This is a fake invisible editor view that receives the input and defines the |
| 1360 * pan&scan region |
| 1361 */ |
| 1362 class DummyEdit extends View implements View.OnKeyListener { |
| 1363 InputConnection ic; |
| 1364 |
| 1365 public DummyEdit(Context context) { |
| 1366 super(context); |
| 1367 setFocusableInTouchMode(true); |
| 1368 setFocusable(true); |
| 1369 setOnKeyListener(this); |
| 1370 } |
| 1371 |
| 1372 @Override |
| 1373 public boolean onCheckIsTextEditor() { |
| 1374 return true; |
| 1375 } |
| 1376 |
| 1377 @Override |
| 1378 public boolean onKey(View v, int keyCode, KeyEvent event) { |
| 1379 |
| 1380 // This handles the hardware keyboard input |
| 1381 if (event.isPrintingKey()) { |
| 1382 if (event.getAction() == KeyEvent.ACTION_DOWN) { |
| 1383 ic.commitText(String.valueOf((char) event.getUnicodeChar()), 1); |
| 1384 } |
| 1385 return true; |
| 1386 } |
| 1387 |
| 1388 if (event.getAction() == KeyEvent.ACTION_DOWN) { |
| 1389 SDLActivity.onNativeKeyDown(keyCode); |
| 1390 return true; |
| 1391 } else if (event.getAction() == KeyEvent.ACTION_UP) { |
| 1392 SDLActivity.onNativeKeyUp(keyCode); |
| 1393 return true; |
| 1394 } |
| 1395 |
| 1396 return false; |
| 1397 } |
| 1398 |
| 1399 // |
| 1400 @Override |
| 1401 public boolean onKeyPreIme (int keyCode, KeyEvent event) { |
| 1402 // As seen on StackOverflow: http://stackoverflow.com/questions/7634346/
keyboard-hide-event |
| 1403 // FIXME: Discussion at http://bugzilla.libsdl.org/show_bug.cgi?id=1639 |
| 1404 // FIXME: This is not a 100% effective solution to the problem of detect
ing if the keyboard is showing or not |
| 1405 // FIXME: A more effective solution would be to change our Layout from A
bsoluteLayout to Relative or Linear |
| 1406 // FIXME: And determine the keyboard presence doing this: http://stackov
erflow.com/questions/2150078/how-to-check-visibility-of-software-keyboard-in-and
roid |
| 1407 // FIXME: An even more effective way would be if Android provided this o
ut of the box, but where would the fun be in that :) |
| 1408 if (event.getAction()==KeyEvent.ACTION_UP && keyCode == KeyEvent.KEYCODE
_BACK) { |
| 1409 if (SDLActivity.mTextEdit != null && SDLActivity.mTextEdit.getVisibi
lity() == View.VISIBLE) { |
| 1410 SDLActivity.onNativeKeyboardFocusLost(); |
| 1411 } |
| 1412 } |
| 1413 return super.onKeyPreIme(keyCode, event); |
| 1414 } |
| 1415 |
| 1416 @Override |
| 1417 public InputConnection onCreateInputConnection(EditorInfo outAttrs) { |
| 1418 ic = new SDLInputConnection(this, true); |
| 1419 |
| 1420 outAttrs.inputType = InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VAR
IATION_VISIBLE_PASSWORD; |
| 1421 outAttrs.imeOptions = EditorInfo.IME_FLAG_NO_EXTRACT_UI |
| 1422 | 33554432 /* API 11: EditorInfo.IME_FLAG_NO_FULLSCREEN */; |
| 1423 |
| 1424 return ic; |
| 1425 } |
| 1426 } |
| 1427 |
| 1428 class SDLInputConnection extends BaseInputConnection { |
| 1429 |
| 1430 public SDLInputConnection(View targetView, boolean fullEditor) { |
| 1431 super(targetView, fullEditor); |
| 1432 |
| 1433 } |
| 1434 |
| 1435 @Override |
| 1436 public boolean sendKeyEvent(KeyEvent event) { |
| 1437 |
| 1438 /* |
| 1439 * This handles the keycodes from soft keyboard (and IME-translated |
| 1440 * input from hardkeyboard) |
| 1441 */ |
| 1442 int keyCode = event.getKeyCode(); |
| 1443 if (event.getAction() == KeyEvent.ACTION_DOWN) { |
| 1444 if (event.isPrintingKey()) { |
| 1445 commitText(String.valueOf((char) event.getUnicodeChar()), 1); |
| 1446 } |
| 1447 SDLActivity.onNativeKeyDown(keyCode); |
| 1448 return true; |
| 1449 } else if (event.getAction() == KeyEvent.ACTION_UP) { |
| 1450 |
| 1451 SDLActivity.onNativeKeyUp(keyCode); |
| 1452 return true; |
| 1453 } |
| 1454 return super.sendKeyEvent(event); |
| 1455 } |
| 1456 |
| 1457 @Override |
| 1458 public boolean commitText(CharSequence text, int newCursorPosition) { |
| 1459 |
| 1460 nativeCommitText(text.toString(), newCursorPosition); |
| 1461 |
| 1462 return super.commitText(text, newCursorPosition); |
| 1463 } |
| 1464 |
| 1465 @Override |
| 1466 public boolean setComposingText(CharSequence text, int newCursorPosition) { |
| 1467 |
| 1468 nativeSetComposingText(text.toString(), newCursorPosition); |
| 1469 |
| 1470 return super.setComposingText(text, newCursorPosition); |
| 1471 } |
| 1472 |
| 1473 public native void nativeCommitText(String text, int newCursorPosition); |
| 1474 |
| 1475 public native void nativeSetComposingText(String text, int newCursorPosition
); |
| 1476 |
| 1477 @Override |
| 1478 public boolean deleteSurroundingText(int beforeLength, int afterLength) { |
| 1479 // Workaround to capture backspace key. Ref: http://stackoverflow.com/qu
estions/14560344/android-backspace-in-webview-baseinputconnection |
| 1480 if (beforeLength == 1 && afterLength == 0) { |
| 1481 // backspace |
| 1482 return super.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_DOWN, KeyEven
t.KEYCODE_DEL)) |
| 1483 && super.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.
KEYCODE_DEL)); |
| 1484 } |
| 1485 |
| 1486 return super.deleteSurroundingText(beforeLength, afterLength); |
| 1487 } |
| 1488 } |
| 1489 |
| 1490 /* A null joystick handler for API level < 12 devices (the accelerometer is hand
led separately) */ |
| 1491 class SDLJoystickHandler { |
| 1492 |
| 1493 /** |
| 1494 * Handles given MotionEvent. |
| 1495 * @param event the event to be handled. |
| 1496 * @return if given event was processed. |
| 1497 */ |
| 1498 public boolean handleMotionEvent(MotionEvent event) { |
| 1499 return false; |
| 1500 } |
| 1501 |
| 1502 /** |
| 1503 * Handles adding and removing of input devices. |
| 1504 */ |
| 1505 public void pollInputDevices() { |
| 1506 } |
| 1507 } |
| 1508 |
| 1509 /* Actual joystick functionality available for API >= 12 devices */ |
| 1510 class SDLJoystickHandler_API12 extends SDLJoystickHandler { |
| 1511 |
| 1512 static class SDLJoystick { |
| 1513 public int device_id; |
| 1514 public String name; |
| 1515 public ArrayList<InputDevice.MotionRange> axes; |
| 1516 public ArrayList<InputDevice.MotionRange> hats; |
| 1517 } |
| 1518 static class RangeComparator implements Comparator<InputDevice.MotionRange>
{ |
| 1519 @Override |
| 1520 public int compare(InputDevice.MotionRange arg0, InputDevice.MotionRange
arg1) { |
| 1521 return arg0.getAxis() - arg1.getAxis(); |
| 1522 } |
| 1523 } |
| 1524 |
| 1525 private ArrayList<SDLJoystick> mJoysticks; |
| 1526 |
| 1527 public SDLJoystickHandler_API12() { |
| 1528 |
| 1529 mJoysticks = new ArrayList<SDLJoystick>(); |
| 1530 } |
| 1531 |
| 1532 @Override |
| 1533 public void pollInputDevices() { |
| 1534 int[] deviceIds = InputDevice.getDeviceIds(); |
| 1535 // It helps processing the device ids in reverse order |
| 1536 // For example, in the case of the XBox 360 wireless dongle, |
| 1537 // so the first controller seen by SDL matches what the receiver |
| 1538 // considers to be the first controller |
| 1539 |
| 1540 for(int i=deviceIds.length-1; i>-1; i--) { |
| 1541 SDLJoystick joystick = getJoystick(deviceIds[i]); |
| 1542 if (joystick == null) { |
| 1543 joystick = new SDLJoystick(); |
| 1544 InputDevice joystickDevice = InputDevice.getDevice(deviceIds[i])
; |
| 1545 |
| 1546 if ( |
| 1547 (joystickDevice.getSources() & InputDevice.SOURCE_CLASS_JO
YSTICK) != 0 |
| 1548 || |
| 1549 (joystickDevice.getSources() & InputDevice.SOURCE_CLASS_BU
TTON) != 0 |
| 1550 ) |
| 1551 { |
| 1552 joystick.device_id = deviceIds[i]; |
| 1553 joystick.name = joystickDevice.getName(); |
| 1554 joystick.axes = new ArrayList<InputDevice.MotionRange>(); |
| 1555 joystick.hats = new ArrayList<InputDevice.MotionRange>(); |
| 1556 |
| 1557 List<InputDevice.MotionRange> ranges = joystickDevice.getMot
ionRanges(); |
| 1558 Collections.sort(ranges, new RangeComparator()); |
| 1559 for (InputDevice.MotionRange range : ranges ) { |
| 1560 if ((range.getSource() & InputDevice.SOURCE_CLASS_JOYSTI
CK) != 0 ) { |
| 1561 if (range.getAxis() == MotionEvent.AXIS_HAT_X || |
| 1562 range.getAxis() == MotionEvent.AXIS_HAT_Y) { |
| 1563 joystick.hats.add(range); |
| 1564 } |
| 1565 else { |
| 1566 joystick.axes.add(range); |
| 1567 } |
| 1568 } |
| 1569 } |
| 1570 |
| 1571 mJoysticks.add(joystick); |
| 1572 SDLActivity.nativeAddJoystick(joystick.device_id, joystick.n
ame, 0, -1, |
| 1573 joystick.axes.size(), joystick
.hats.size()/2, 0); |
| 1574 } |
| 1575 } |
| 1576 } |
| 1577 |
| 1578 /* Check removed devices */ |
| 1579 ArrayList<Integer> removedDevices = new ArrayList<Integer>(); |
| 1580 for(int i=0; i < mJoysticks.size(); i++) { |
| 1581 int device_id = mJoysticks.get(i).device_id; |
| 1582 int j; |
| 1583 for (j=0; j < deviceIds.length; j++) { |
| 1584 if (device_id == deviceIds[j]) break; |
| 1585 } |
| 1586 if (j == deviceIds.length) { |
| 1587 removedDevices.add(Integer.valueOf(device_id)); |
| 1588 } |
| 1589 } |
| 1590 |
| 1591 for(int i=0; i < removedDevices.size(); i++) { |
| 1592 int device_id = removedDevices.get(i).intValue(); |
| 1593 SDLActivity.nativeRemoveJoystick(device_id); |
| 1594 for (int j=0; j < mJoysticks.size(); j++) { |
| 1595 if (mJoysticks.get(j).device_id == device_id) { |
| 1596 mJoysticks.remove(j); |
| 1597 break; |
| 1598 } |
| 1599 } |
| 1600 } |
| 1601 } |
| 1602 |
| 1603 protected SDLJoystick getJoystick(int device_id) { |
| 1604 for(int i=0; i < mJoysticks.size(); i++) { |
| 1605 if (mJoysticks.get(i).device_id == device_id) { |
| 1606 return mJoysticks.get(i); |
| 1607 } |
| 1608 } |
| 1609 return null; |
| 1610 } |
| 1611 |
| 1612 @Override |
| 1613 public boolean handleMotionEvent(MotionEvent event) { |
| 1614 if ( (event.getSource() & InputDevice.SOURCE_JOYSTICK) != 0) { |
| 1615 int actionPointerIndex = event.getActionIndex(); |
| 1616 int action = event.getActionMasked(); |
| 1617 switch(action) { |
| 1618 case MotionEvent.ACTION_MOVE: |
| 1619 SDLJoystick joystick = getJoystick(event.getDeviceId()); |
| 1620 if ( joystick != null ) { |
| 1621 for (int i = 0; i < joystick.axes.size(); i++) { |
| 1622 InputDevice.MotionRange range = joystick.axes.get(i)
; |
| 1623 /* Normalize the value to -1...1 */ |
| 1624 float value = ( event.getAxisValue( range.getAxis(),
actionPointerIndex) - range.getMin() ) / range.getRange() * 2.0f - 1.0f; |
| 1625 SDLActivity.onNativeJoy(joystick.device_id, i, value
); |
| 1626 } |
| 1627 for (int i = 0; i < joystick.hats.size(); i+=2) { |
| 1628 int hatX = Math.round(event.getAxisValue( joystick.h
ats.get(i).getAxis(), actionPointerIndex ) ); |
| 1629 int hatY = Math.round(event.getAxisValue( joystick.h
ats.get(i+1).getAxis(), actionPointerIndex ) ); |
| 1630 SDLActivity.onNativeHat(joystick.device_id, i/2, hat
X, hatY ); |
| 1631 } |
| 1632 } |
| 1633 break; |
| 1634 default: |
| 1635 break; |
| 1636 } |
| 1637 } |
| 1638 return true; |
| 1639 } |
| 1640 } |
| 1641 |
| 1642 class SDLGenericMotionListener_API12 implements View.OnGenericMotionListener { |
| 1643 // Generic Motion (mouse hover, joystick...) events go here |
| 1644 @Override |
| 1645 public boolean onGenericMotion(View v, MotionEvent event) { |
| 1646 float x, y; |
| 1647 int action; |
| 1648 |
| 1649 switch ( event.getSource() ) { |
| 1650 case InputDevice.SOURCE_JOYSTICK: |
| 1651 case InputDevice.SOURCE_GAMEPAD: |
| 1652 case InputDevice.SOURCE_DPAD: |
| 1653 SDLActivity.handleJoystickMotionEvent(event); |
| 1654 return true; |
| 1655 |
| 1656 case InputDevice.SOURCE_MOUSE: |
| 1657 action = event.getActionMasked(); |
| 1658 switch (action) { |
| 1659 case MotionEvent.ACTION_SCROLL: |
| 1660 x = event.getAxisValue(MotionEvent.AXIS_HSCROLL, 0); |
| 1661 y = event.getAxisValue(MotionEvent.AXIS_VSCROLL, 0); |
| 1662 SDLActivity.onNativeMouse(0, action, x, y); |
| 1663 return true; |
| 1664 |
| 1665 case MotionEvent.ACTION_HOVER_MOVE: |
| 1666 x = event.getX(0); |
| 1667 y = event.getY(0); |
| 1668 |
| 1669 SDLActivity.onNativeMouse(0, action, x, y); |
| 1670 return true; |
| 1671 |
| 1672 default: |
| 1673 break; |
| 1674 } |
| 1675 break; |
| 1676 |
| 1677 default: |
| 1678 break; |
| 1679 } |
| 1680 |
| 1681 // Event was not managed |
| 1682 return false; |
| 1683 } |
| 1684 } |
OLD | NEW |