| package org.libsdl.app; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.List; |
| import java.lang.reflect.Method; |
| |
| import android.app.*; |
| import android.content.*; |
| import android.view.*; |
| import android.view.inputmethod.BaseInputConnection; |
| import android.view.inputmethod.EditorInfo; |
| import android.view.inputmethod.InputConnection; |
| import android.view.inputmethod.InputMethodManager; |
| import android.widget.AbsoluteLayout; |
| import android.os.*; |
| import android.util.Log; |
| import android.graphics.*; |
| import android.media.*; |
| import android.hardware.*; |
| |
| /** |
| SDL Activity |
| */ |
| public class SDLActivity extends Activity { |
| private static final String TAG = "SDL"; |
| |
| // Keep track of the paused state |
| public static boolean mIsPaused, mIsSurfaceReady, mHasFocus; |
| public static boolean mExitCalledFromJava; |
| |
| // Main components |
| protected static SDLActivity mSingleton; |
| protected static SDLSurface mSurface; |
| protected static View mTextEdit; |
| protected static ViewGroup mLayout; |
| protected static SDLJoystickHandler mJoystickHandler; |
| |
| // This is what SDL runs in. It invokes SDL_main(), eventually |
| protected static Thread mSDLThread; |
| |
| // Audio |
| protected static AudioTrack mAudioTrack; |
| |
| // Load the .so |
| static { |
| System.loadLibrary("SDL2"); |
| //System.loadLibrary("SDL2_image"); |
| //System.loadLibrary("SDL2_mixer"); |
| //System.loadLibrary("SDL2_net"); |
| //System.loadLibrary("SDL2_ttf"); |
| System.loadLibrary("main"); |
| } |
| |
| |
| public static void initialize() { |
| // The static nature of the singleton and Android quirkyness force us to initialize everything here |
| // Otherwise, when exiting the app and returning to it, these variables *keep* their pre exit values |
| mSingleton = null; |
| mSurface = null; |
| mTextEdit = null; |
| mLayout = null; |
| mJoystickHandler = null; |
| mSDLThread = null; |
| mAudioTrack = null; |
| mExitCalledFromJava = false; |
| mIsPaused = false; |
| mIsSurfaceReady = false; |
| mHasFocus = true; |
| } |
| |
| // Setup |
| @Override |
| protected void onCreate(Bundle savedInstanceState) { |
| Log.v("SDL", "onCreate():" + mSingleton); |
| super.onCreate(savedInstanceState); |
| |
| SDLActivity.initialize(); |
| // So we can call stuff from static callbacks |
| mSingleton = this; |
| |
| // Set up the surface |
| mSurface = new SDLSurface(getApplication()); |
| |
| if(Build.VERSION.SDK_INT >= 12) { |
| mJoystickHandler = new SDLJoystickHandler_API12(); |
| } |
| else { |
| mJoystickHandler = new SDLJoystickHandler(); |
| } |
| |
| mLayout = new AbsoluteLayout(this); |
| mLayout.addView(mSurface); |
| |
| setContentView(mLayout); |
| } |
| |
| // Events |
| @Override |
| protected void onPause() { |
| Log.v("SDL", "onPause()"); |
| super.onPause(); |
| SDLActivity.handlePause(); |
| } |
| |
| @Override |
| protected void onResume() { |
| Log.v("SDL", "onResume()"); |
| super.onResume(); |
| SDLActivity.handleResume(); |
| } |
| |
| |
| @Override |
| public void onWindowFocusChanged(boolean hasFocus) { |
| super.onWindowFocusChanged(hasFocus); |
| Log.v("SDL", "onWindowFocusChanged(): " + hasFocus); |
| |
| SDLActivity.mHasFocus = hasFocus; |
| if (hasFocus) { |
| SDLActivity.handleResume(); |
| } |
| } |
| |
| @Override |
| public void onLowMemory() { |
| Log.v("SDL", "onLowMemory()"); |
| super.onLowMemory(); |
| SDLActivity.nativeLowMemory(); |
| } |
| |
| @Override |
| protected void onDestroy() { |
| Log.v("SDL", "onDestroy()"); |
| // Send a quit message to the application |
| SDLActivity.mExitCalledFromJava = true; |
| SDLActivity.nativeQuit(); |
| |
| // Now wait for the SDL thread to quit |
| if (SDLActivity.mSDLThread != null) { |
| try { |
| SDLActivity.mSDLThread.join(); |
| } catch(Exception e) { |
| Log.v("SDL", "Problem stopping thread: " + e); |
| } |
| SDLActivity.mSDLThread = null; |
| |
| //Log.v("SDL", "Finished waiting for SDL thread"); |
| } |
| |
| super.onDestroy(); |
| // Reset everything in case the user re opens the app |
| SDLActivity.initialize(); |
| } |
| |
| @Override |
| public boolean dispatchKeyEvent(KeyEvent event) { |
| int keyCode = event.getKeyCode(); |
| // Ignore certain special keys so they're handled by Android |
| if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN || |
| keyCode == KeyEvent.KEYCODE_VOLUME_UP || |
| keyCode == KeyEvent.KEYCODE_CAMERA || |
| keyCode == 168 || /* API 11: KeyEvent.KEYCODE_ZOOM_IN */ |
| keyCode == 169 /* API 11: KeyEvent.KEYCODE_ZOOM_OUT */ |
| ) { |
| return false; |
| } |
| return super.dispatchKeyEvent(event); |
| } |
| |
| /** Called by onPause or surfaceDestroyed. Even if surfaceDestroyed |
| * is the first to be called, mIsSurfaceReady should still be set |
| * to 'true' during the call to onPause (in a usual scenario). |
| */ |
| public static void handlePause() { |
| if (!SDLActivity.mIsPaused && SDLActivity.mIsSurfaceReady) { |
| SDLActivity.mIsPaused = true; |
| SDLActivity.nativePause(); |
| mSurface.enableSensor(Sensor.TYPE_ACCELEROMETER, false); |
| } |
| } |
| |
| /** Called by onResume or surfaceCreated. An actual resume should be done only when the surface is ready. |
| * Note: Some Android variants may send multiple surfaceChanged events, so we don't need to resume |
| * every time we get one of those events, only if it comes after surfaceDestroyed |
| */ |
| public static void handleResume() { |
| if (SDLActivity.mIsPaused && SDLActivity.mIsSurfaceReady && SDLActivity.mHasFocus) { |
| SDLActivity.mIsPaused = false; |
| SDLActivity.nativeResume(); |
| mSurface.enableSensor(Sensor.TYPE_ACCELEROMETER, true); |
| } |
| } |
| |
| /* The native thread has finished */ |
| public static void handleNativeExit() { |
| SDLActivity.mSDLThread = null; |
| mSingleton.finish(); |
| } |
| |
| |
| // Messages from the SDLMain thread |
| static final int COMMAND_CHANGE_TITLE = 1; |
| static final int COMMAND_UNUSED = 2; |
| static final int COMMAND_TEXTEDIT_HIDE = 3; |
| |
| protected static final int COMMAND_USER = 0x8000; |
| |
| /** |
| * This method is called by SDL if SDL did not handle a message itself. |
| * This happens if a received message contains an unsupported command. |
| * Method can be overwritten to handle Messages in a different class. |
| * @param command the command of the message. |
| * @param param the parameter of the message. May be null. |
| * @return if the message was handled in overridden method. |
| */ |
| protected boolean onUnhandledMessage(int command, Object param) { |
| return false; |
| } |
| |
| /** |
| * A Handler class for Messages from native SDL applications. |
| * It uses current Activities as target (e.g. for the title). |
| * static to prevent implicit references to enclosing object. |
| */ |
| protected static class SDLCommandHandler extends Handler { |
| @Override |
| public void handleMessage(Message msg) { |
| Context context = getContext(); |
| if (context == null) { |
| Log.e(TAG, "error handling message, getContext() returned null"); |
| return; |
| } |
| switch (msg.arg1) { |
| case COMMAND_CHANGE_TITLE: |
| if (context instanceof Activity) { |
| ((Activity) context).setTitle((String)msg.obj); |
| } else { |
| Log.e(TAG, "error handling message, getContext() returned no Activity"); |
| } |
| break; |
| case COMMAND_TEXTEDIT_HIDE: |
| if (mTextEdit != null) { |
| mTextEdit.setVisibility(View.GONE); |
| |
| InputMethodManager imm = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE); |
| imm.hideSoftInputFromWindow(mTextEdit.getWindowToken(), 0); |
| } |
| break; |
| |
| default: |
| if ((context instanceof SDLActivity) && !((SDLActivity) context).onUnhandledMessage(msg.arg1, msg.obj)) { |
| Log.e(TAG, "error handling message, command is " + msg.arg1); |
| } |
| } |
| } |
| } |
| |
| // Handler for the messages |
| Handler commandHandler = new SDLCommandHandler(); |
| |
| // Send a message from the SDLMain thread |
| boolean sendCommand(int command, Object data) { |
| Message msg = commandHandler.obtainMessage(); |
| msg.arg1 = command; |
| msg.obj = data; |
| return commandHandler.sendMessage(msg); |
| } |
| |
| // C functions we call |
| public static native int nativeInit(); |
| public static native void nativeLowMemory(); |
| public static native void nativeQuit(); |
| public static native void nativePause(); |
| public static native void nativeResume(); |
| public static native void onNativeResize(int x, int y, int format); |
| public static native int onNativePadDown(int device_id, int keycode); |
| public static native int onNativePadUp(int device_id, int keycode); |
| public static native void onNativeJoy(int device_id, int axis, |
| float value); |
| public static native void onNativeHat(int device_id, int hat_id, |
| int x, int y); |
| public static native void onNativeKeyDown(int keycode); |
| public static native void onNativeKeyUp(int keycode); |
| public static native void onNativeKeyboardFocusLost(); |
| public static native void onNativeTouch(int touchDevId, int pointerFingerId, |
| int action, float x, |
| float y, float p); |
| public static native void onNativeAccel(float x, float y, float z); |
| public static native void onNativeSurfaceChanged(); |
| public static native void onNativeSurfaceDestroyed(); |
| public static native void nativeFlipBuffers(); |
| public static native int nativeAddJoystick(int device_id, String name, |
| int is_accelerometer, int nbuttons, |
| int naxes, int nhats, int nballs); |
| public static native int nativeRemoveJoystick(int device_id); |
| public static native String nativeGetHint(String name); |
| |
| public static void flipBuffers() { |
| SDLActivity.nativeFlipBuffers(); |
| } |
| |
| public static boolean setActivityTitle(String title) { |
| // Called from SDLMain() thread and can't directly affect the view |
| return mSingleton.sendCommand(COMMAND_CHANGE_TITLE, title); |
| } |
| |
| public static boolean sendMessage(int command, int param) { |
| return mSingleton.sendCommand(command, Integer.valueOf(param)); |
| } |
| |
| public static Context getContext() { |
| return mSingleton; |
| } |
| |
| /** |
| * @return result of getSystemService(name) but executed on UI thread. |
| */ |
| public Object getSystemServiceFromUiThread(final String name) { |
| final Object lock = new Object(); |
| final Object[] results = new Object[2]; // array for writable variables |
| synchronized (lock) { |
| runOnUiThread(new Runnable() { |
| @Override |
| public void run() { |
| synchronized (lock) { |
| results[0] = getSystemService(name); |
| results[1] = Boolean.TRUE; |
| lock.notify(); |
| } |
| } |
| }); |
| if (results[1] == null) { |
| try { |
| lock.wait(); |
| } catch (InterruptedException ex) { |
| ex.printStackTrace(); |
| } |
| } |
| } |
| return results[0]; |
| } |
| |
| static class ShowTextInputTask implements Runnable { |
| /* |
| * This is used to regulate the pan&scan method to have some offset from |
| * the bottom edge of the input region and the top edge of an input |
| * method (soft keyboard) |
| */ |
| static final int HEIGHT_PADDING = 15; |
| |
| public int x, y, w, h; |
| |
| public ShowTextInputTask(int x, int y, int w, int h) { |
| this.x = x; |
| this.y = y; |
| this.w = w; |
| this.h = h; |
| } |
| |
| @Override |
| public void run() { |
| AbsoluteLayout.LayoutParams params = new AbsoluteLayout.LayoutParams( |
| w, h + HEIGHT_PADDING, x, y); |
| |
| if (mTextEdit == null) { |
| mTextEdit = new DummyEdit(getContext()); |
| |
| mLayout.addView(mTextEdit, params); |
| } else { |
| mTextEdit.setLayoutParams(params); |
| } |
| |
| mTextEdit.setVisibility(View.VISIBLE); |
| mTextEdit.requestFocus(); |
| |
| InputMethodManager imm = (InputMethodManager) getContext().getSystemService(Context.INPUT_METHOD_SERVICE); |
| imm.showSoftInput(mTextEdit, 0); |
| } |
| } |
| |
| public static boolean showTextInput(int x, int y, int w, int h) { |
| // Transfer the task to the main thread as a Runnable |
| return mSingleton.commandHandler.post(new ShowTextInputTask(x, y, w, h)); |
| } |
| |
| public static Surface getNativeSurface() { |
| return SDLActivity.mSurface.getNativeSurface(); |
| } |
| |
| // Audio |
| public static int audioInit(int sampleRate, boolean is16Bit, boolean isStereo, int desiredFrames) { |
| int channelConfig = isStereo ? AudioFormat.CHANNEL_CONFIGURATION_STEREO : AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| int audioFormat = is16Bit ? AudioFormat.ENCODING_PCM_16BIT : AudioFormat.ENCODING_PCM_8BIT; |
| int frameSize = (isStereo ? 2 : 1) * (is16Bit ? 2 : 1); |
| |
| Log.v("SDL", "SDL audio: wanted " + (isStereo ? "stereo" : "mono") + " " + (is16Bit ? "16-bit" : "8-bit") + " " + (sampleRate / 1000f) + "kHz, " + desiredFrames + " frames buffer"); |
| |
| // Let the user pick a larger buffer if they really want -- but ye |
| // gods they probably shouldn't, the minimums are horrifyingly high |
| // latency already |
| desiredFrames = Math.max(desiredFrames, (AudioTrack.getMinBufferSize(sampleRate, channelConfig, audioFormat) + frameSize - 1) / frameSize); |
| |
| if (mAudioTrack == null) { |
| mAudioTrack = new AudioTrack(AudioManager.STREAM_MUSIC, sampleRate, |
| channelConfig, audioFormat, desiredFrames * frameSize, AudioTrack.MODE_STREAM); |
| |
| // Instantiating AudioTrack can "succeed" without an exception and the track may still be invalid |
| // Ref: https://android.googlesource.com/platform/frameworks/base/+/refs/heads/master/media/java/android/media/AudioTrack.java |
| // Ref: http://developer.android.com/reference/android/media/AudioTrack.html#getState() |
| |
| if (mAudioTrack.getState() != AudioTrack.STATE_INITIALIZED) { |
| Log.e("SDL", "Failed during initialization of Audio Track"); |
| mAudioTrack = null; |
| return -1; |
| } |
| |
| mAudioTrack.play(); |
| } |
| |
| Log.v("SDL", "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"); |
| |
| return 0; |
| } |
| |
| public static void audioWriteShortBuffer(short[] buffer) { |
| for (int i = 0; i < buffer.length; ) { |
| int result = mAudioTrack.write(buffer, i, buffer.length - i); |
| if (result > 0) { |
| i += result; |
| } else if (result == 0) { |
| try { |
| Thread.sleep(1); |
| } catch(InterruptedException e) { |
| // Nom nom |
| } |
| } else { |
| Log.w("SDL", "SDL audio: error return from write(short)"); |
| return; |
| } |
| } |
| } |
| |
| public static void audioWriteByteBuffer(byte[] buffer) { |
| for (int i = 0; i < buffer.length; ) { |
| int result = mAudioTrack.write(buffer, i, buffer.length - i); |
| if (result > 0) { |
| i += result; |
| } else if (result == 0) { |
| try { |
| Thread.sleep(1); |
| } catch(InterruptedException e) { |
| // Nom nom |
| } |
| } else { |
| Log.w("SDL", "SDL audio: error return from write(byte)"); |
| return; |
| } |
| } |
| } |
| |
| public static void audioQuit() { |
| if (mAudioTrack != null) { |
| mAudioTrack.stop(); |
| mAudioTrack = null; |
| } |
| } |
| |
| // Input |
| |
| /** |
| * @return an array which may be empty but is never null. |
| */ |
| public static int[] inputGetInputDeviceIds(int sources) { |
| int[] ids = InputDevice.getDeviceIds(); |
| int[] filtered = new int[ids.length]; |
| int used = 0; |
| for (int i = 0; i < ids.length; ++i) { |
| InputDevice device = InputDevice.getDevice(ids[i]); |
| if ((device != null) && ((device.getSources() & sources) != 0)) { |
| filtered[used++] = device.getId(); |
| } |
| } |
| return Arrays.copyOf(filtered, used); |
| } |
| |
| // Joystick glue code, just a series of stubs that redirect to the SDLJoystickHandler instance |
| public static boolean handleJoystickMotionEvent(MotionEvent event) { |
| return mJoystickHandler.handleMotionEvent(event); |
| } |
| |
| public static void pollInputDevices() { |
| if (SDLActivity.mSDLThread != null) { |
| mJoystickHandler.pollInputDevices(); |
| } |
| } |
| |
| // APK extension files support |
| |
| /** com.android.vending.expansion.zipfile.ZipResourceFile object or null. */ |
| private Object expansionFile; |
| |
| /** com.android.vending.expansion.zipfile.ZipResourceFile's getInputStream() or null. */ |
| private Method expansionFileMethod; |
| |
| public InputStream openAPKExtensionInputStream(String fileName) throws IOException { |
| // Get a ZipResourceFile representing a merger of both the main and patch files |
| if (expansionFile == null) { |
| Integer mainVersion = Integer.parseInt(nativeGetHint("SDL_ANDROID_APK_EXPANSION_MAIN_FILE_VERSION")); |
| Integer patchVersion = Integer.parseInt(nativeGetHint("SDL_ANDROID_APK_EXPANSION_PATCH_FILE_VERSION")); |
| |
| try { |
| // To avoid direct dependency on Google APK extension library that is |
| // not a part of Android SDK we access it using reflection |
| expansionFile = Class.forName("com.android.vending.expansion.zipfile.APKExpansionSupport") |
| .getMethod("getAPKExpansionZipFile", Context.class, int.class, int.class) |
| .invoke(null, this, mainVersion, patchVersion); |
| |
| expansionFileMethod = expansionFile.getClass() |
| .getMethod("getInputStream", String.class); |
| } catch (Exception ex) { |
| ex.printStackTrace(); |
| expansionFile = null; |
| expansionFileMethod = null; |
| } |
| } |
| |
| // Get an input stream for a known file inside the expansion file ZIPs |
| InputStream fileStream; |
| try { |
| fileStream = (InputStream)expansionFileMethod.invoke(expansionFile, fileName); |
| } catch (Exception ex) { |
| ex.printStackTrace(); |
| fileStream = null; |
| } |
| |
| if (fileStream == null) { |
| throw new IOException(); |
| } |
| |
| return fileStream; |
| } |
| } |
| |
| /** |
| Simple nativeInit() runnable |
| */ |
| class SDLMain implements Runnable { |
| @Override |
| public void run() { |
| // Runs SDL_main() |
| SDLActivity.nativeInit(); |
| |
| //Log.v("SDL", "SDL thread terminated"); |
| } |
| } |
| |
| |
| /** |
| SDLSurface. This is what we draw on, so we need to know when it's created |
| in order to do anything useful. |
| |
| Because of this, that's where we set up the SDL thread |
| */ |
| class SDLSurface extends SurfaceView implements SurfaceHolder.Callback, |
| View.OnKeyListener, View.OnTouchListener, SensorEventListener { |
| |
| // Sensors |
| protected static SensorManager mSensorManager; |
| protected static Display mDisplay; |
| |
| // Keep track of the surface size to normalize touch events |
| protected static float mWidth, mHeight; |
| |
| // Startup |
| public SDLSurface(Context context) { |
| super(context); |
| getHolder().addCallback(this); |
| |
| setFocusable(true); |
| setFocusableInTouchMode(true); |
| requestFocus(); |
| setOnKeyListener(this); |
| setOnTouchListener(this); |
| |
| mDisplay = ((WindowManager)context.getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay(); |
| mSensorManager = (SensorManager)context.getSystemService(Context.SENSOR_SERVICE); |
| |
| if(Build.VERSION.SDK_INT >= 12) { |
| setOnGenericMotionListener(new SDLGenericMotionListener_API12()); |
| } |
| |
| // Some arbitrary defaults to avoid a potential division by zero |
| mWidth = 1.0f; |
| mHeight = 1.0f; |
| } |
| |
| public Surface getNativeSurface() { |
| return getHolder().getSurface(); |
| } |
| |
| // Called when we have a valid drawing surface |
| @Override |
| public void surfaceCreated(SurfaceHolder holder) { |
| Log.v("SDL", "surfaceCreated()"); |
| holder.setType(SurfaceHolder.SURFACE_TYPE_GPU); |
| } |
| |
| // Called when we lose the surface |
| @Override |
| public void surfaceDestroyed(SurfaceHolder holder) { |
| Log.v("SDL", "surfaceDestroyed()"); |
| // Call this *before* setting mIsSurfaceReady to 'false' |
| SDLActivity.handlePause(); |
| SDLActivity.mIsSurfaceReady = false; |
| SDLActivity.onNativeSurfaceDestroyed(); |
| } |
| |
| // Called when the surface is resized |
| @Override |
| public void surfaceChanged(SurfaceHolder holder, |
| int format, int width, int height) { |
| Log.v("SDL", "surfaceChanged()"); |
| |
| int sdlFormat = 0x15151002; // SDL_PIXELFORMAT_RGB565 by default |
| switch (format) { |
| case PixelFormat.A_8: |
| Log.v("SDL", "pixel format A_8"); |
| break; |
| case PixelFormat.LA_88: |
| Log.v("SDL", "pixel format LA_88"); |
| break; |
| case PixelFormat.L_8: |
| Log.v("SDL", "pixel format L_8"); |
| break; |
| case PixelFormat.RGBA_4444: |
| Log.v("SDL", "pixel format RGBA_4444"); |
| sdlFormat = 0x15421002; // SDL_PIXELFORMAT_RGBA4444 |
| break; |
| case PixelFormat.RGBA_5551: |
| Log.v("SDL", "pixel format RGBA_5551"); |
| sdlFormat = 0x15441002; // SDL_PIXELFORMAT_RGBA5551 |
| break; |
| case PixelFormat.RGBA_8888: |
| Log.v("SDL", "pixel format RGBA_8888"); |
| sdlFormat = 0x16462004; // SDL_PIXELFORMAT_RGBA8888 |
| break; |
| case PixelFormat.RGBX_8888: |
| Log.v("SDL", "pixel format RGBX_8888"); |
| sdlFormat = 0x16261804; // SDL_PIXELFORMAT_RGBX8888 |
| break; |
| case PixelFormat.RGB_332: |
| Log.v("SDL", "pixel format RGB_332"); |
| sdlFormat = 0x14110801; // SDL_PIXELFORMAT_RGB332 |
| break; |
| case PixelFormat.RGB_565: |
| Log.v("SDL", "pixel format RGB_565"); |
| sdlFormat = 0x15151002; // SDL_PIXELFORMAT_RGB565 |
| break; |
| case PixelFormat.RGB_888: |
| Log.v("SDL", "pixel format RGB_888"); |
| // Not sure this is right, maybe SDL_PIXELFORMAT_RGB24 instead? |
| sdlFormat = 0x16161804; // SDL_PIXELFORMAT_RGB888 |
| break; |
| default: |
| Log.v("SDL", "pixel format unknown " + format); |
| break; |
| } |
| |
| mWidth = width; |
| mHeight = height; |
| SDLActivity.onNativeResize(width, height, sdlFormat); |
| Log.v("SDL", "Window size:" + width + "x"+height); |
| |
| // Set mIsSurfaceReady to 'true' *before* making a call to handleResume |
| SDLActivity.mIsSurfaceReady = true; |
| SDLActivity.onNativeSurfaceChanged(); |
| |
| |
| if (SDLActivity.mSDLThread == null) { |
| // This is the entry point to the C app. |
| // Start up the C app thread and enable sensor input for the first time |
| |
| SDLActivity.mSDLThread = new Thread(new SDLMain(), "SDLThread"); |
| enableSensor(Sensor.TYPE_ACCELEROMETER, true); |
| SDLActivity.mSDLThread.start(); |
| |
| // Set up a listener thread to catch when the native thread ends |
| new Thread(new Runnable(){ |
| @Override |
| public void run(){ |
| try { |
| SDLActivity.mSDLThread.join(); |
| } |
| catch(Exception e){} |
| finally{ |
| // Native thread has finished |
| if (! SDLActivity.mExitCalledFromJava) { |
| SDLActivity.handleNativeExit(); |
| } |
| } |
| } |
| }).start(); |
| } |
| } |
| |
| // unused |
| @Override |
| public void onDraw(Canvas canvas) {} |
| |
| |
| // Key events |
| @Override |
| public boolean onKey(View v, int keyCode, KeyEvent event) { |
| // Dispatch the different events depending on where they come from |
| // Some SOURCE_DPAD or SOURCE_GAMEPAD are also SOURCE_KEYBOARD |
| // So, we try to process them as DPAD or GAMEPAD events first, if that fails we try them as KEYBOARD |
| |
| if ( (event.getSource() & 0x00000401) != 0 || /* API 12: SOURCE_GAMEPAD */ |
| (event.getSource() & InputDevice.SOURCE_DPAD) != 0 ) { |
| if (event.getAction() == KeyEvent.ACTION_DOWN) { |
| if (SDLActivity.onNativePadDown(event.getDeviceId(), keyCode) == 0) { |
| return true; |
| } |
| } else if (event.getAction() == KeyEvent.ACTION_UP) { |
| if (SDLActivity.onNativePadUp(event.getDeviceId(), keyCode) == 0) { |
| return true; |
| } |
| } |
| } |
| |
| if( (event.getSource() & InputDevice.SOURCE_KEYBOARD) != 0) { |
| if (event.getAction() == KeyEvent.ACTION_DOWN) { |
| //Log.v("SDL", "key down: " + keyCode); |
| SDLActivity.onNativeKeyDown(keyCode); |
| return true; |
| } |
| else if (event.getAction() == KeyEvent.ACTION_UP) { |
| //Log.v("SDL", "key up: " + keyCode); |
| SDLActivity.onNativeKeyUp(keyCode); |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| // Touch events |
| @Override |
| public boolean onTouch(View v, MotionEvent event) { |
| /* Ref: http://developer.android.com/training/gestures/multi.html */ |
| final int touchDevId = event.getDeviceId(); |
| final int pointerCount = event.getPointerCount(); |
| int action = event.getActionMasked(); |
| int pointerFingerId; |
| int i = -1; |
| float x,y,p; |
| |
| switch(action) { |
| case MotionEvent.ACTION_MOVE: |
| for (i = 0; i < pointerCount; i++) { |
| pointerFingerId = event.getPointerId(i); |
| x = event.getX(i) / mWidth; |
| y = event.getY(i) / mHeight; |
| p = event.getPressure(i); |
| SDLActivity.onNativeTouch(touchDevId, pointerFingerId, action, x, y, p); |
| } |
| break; |
| |
| case MotionEvent.ACTION_UP: |
| case MotionEvent.ACTION_DOWN: |
| // Primary pointer up/down, the index is always zero |
| i = 0; |
| case MotionEvent.ACTION_POINTER_UP: |
| case MotionEvent.ACTION_POINTER_DOWN: |
| // Non primary pointer up/down |
| if (i == -1) { |
| i = event.getActionIndex(); |
| } |
| |
| pointerFingerId = event.getPointerId(i); |
| x = event.getX(i) / mWidth; |
| y = event.getY(i) / mHeight; |
| p = event.getPressure(i); |
| SDLActivity.onNativeTouch(touchDevId, pointerFingerId, action, x, y, p); |
| break; |
| |
| default: |
| break; |
| } |
| |
| return true; |
| } |
| |
| // Sensor events |
| public void enableSensor(int sensortype, boolean enabled) { |
| // TODO: This uses getDefaultSensor - what if we have >1 accels? |
| if (enabled) { |
| mSensorManager.registerListener(this, |
| mSensorManager.getDefaultSensor(sensortype), |
| SensorManager.SENSOR_DELAY_GAME, null); |
| } else { |
| mSensorManager.unregisterListener(this, |
| mSensorManager.getDefaultSensor(sensortype)); |
| } |
| } |
| |
| @Override |
| public void onAccuracyChanged(Sensor sensor, int accuracy) { |
| // TODO |
| } |
| |
| @Override |
| public void onSensorChanged(SensorEvent event) { |
| if (event.sensor.getType() == Sensor.TYPE_ACCELEROMETER) { |
| float x, y; |
| switch (mDisplay.getRotation()) { |
| case Surface.ROTATION_90: |
| x = -event.values[1]; |
| y = event.values[0]; |
| break; |
| case Surface.ROTATION_270: |
| x = event.values[1]; |
| y = -event.values[0]; |
| break; |
| case Surface.ROTATION_180: |
| x = -event.values[1]; |
| y = -event.values[0]; |
| break; |
| default: |
| x = event.values[0]; |
| y = event.values[1]; |
| break; |
| } |
| SDLActivity.onNativeAccel(-x / SensorManager.GRAVITY_EARTH, |
| y / SensorManager.GRAVITY_EARTH, |
| event.values[2] / SensorManager.GRAVITY_EARTH - 1); |
| } |
| } |
| } |
| |
| /* This is a fake invisible editor view that receives the input and defines the |
| * pan&scan region |
| */ |
| class DummyEdit extends View implements View.OnKeyListener { |
| InputConnection ic; |
| |
| public DummyEdit(Context context) { |
| super(context); |
| setFocusableInTouchMode(true); |
| setFocusable(true); |
| setOnKeyListener(this); |
| } |
| |
| @Override |
| public boolean onCheckIsTextEditor() { |
| return true; |
| } |
| |
| @Override |
| public boolean onKey(View v, int keyCode, KeyEvent event) { |
| |
| // This handles the hardware keyboard input |
| if (event.isPrintingKey()) { |
| if (event.getAction() == KeyEvent.ACTION_DOWN) { |
| ic.commitText(String.valueOf((char) event.getUnicodeChar()), 1); |
| } |
| return true; |
| } |
| |
| if (event.getAction() == KeyEvent.ACTION_DOWN) { |
| SDLActivity.onNativeKeyDown(keyCode); |
| return true; |
| } else if (event.getAction() == KeyEvent.ACTION_UP) { |
| SDLActivity.onNativeKeyUp(keyCode); |
| return true; |
| } |
| |
| return false; |
| } |
| |
| // |
| @Override |
| public boolean onKeyPreIme (int keyCode, KeyEvent event) { |
| // As seen on StackOverflow: http://stackoverflow.com/questions/7634346/keyboard-hide-event |
| // FIXME: Discussion at http://bugzilla.libsdl.org/show_bug.cgi?id=1639 |
| // FIXME: This is not a 100% effective solution to the problem of detecting if the keyboard is showing or not |
| // FIXME: A more effective solution would be to change our Layout from AbsoluteLayout to Relative or Linear |
| // FIXME: And determine the keyboard presence doing this: http://stackoverflow.com/questions/2150078/how-to-check-visibility-of-software-keyboard-in-android |
| // FIXME: An even more effective way would be if Android provided this out of the box, but where would the fun be in that :) |
| if (event.getAction()==KeyEvent.ACTION_UP && keyCode == KeyEvent.KEYCODE_BACK) { |
| if (SDLActivity.mTextEdit != null && SDLActivity.mTextEdit.getVisibility() == View.VISIBLE) { |
| SDLActivity.onNativeKeyboardFocusLost(); |
| } |
| } |
| return super.onKeyPreIme(keyCode, event); |
| } |
| |
| @Override |
| public InputConnection onCreateInputConnection(EditorInfo outAttrs) { |
| ic = new SDLInputConnection(this, true); |
| |
| outAttrs.imeOptions = EditorInfo.IME_FLAG_NO_EXTRACT_UI |
| | 33554432 /* API 11: EditorInfo.IME_FLAG_NO_FULLSCREEN */; |
| |
| return ic; |
| } |
| } |
| |
| class SDLInputConnection extends BaseInputConnection { |
| |
| public SDLInputConnection(View targetView, boolean fullEditor) { |
| super(targetView, fullEditor); |
| |
| } |
| |
| @Override |
| public boolean sendKeyEvent(KeyEvent event) { |
| |
| /* |
| * This handles the keycodes from soft keyboard (and IME-translated |
| * input from hardkeyboard) |
| */ |
| int keyCode = event.getKeyCode(); |
| if (event.getAction() == KeyEvent.ACTION_DOWN) { |
| if (event.isPrintingKey()) { |
| commitText(String.valueOf((char) event.getUnicodeChar()), 1); |
| } |
| SDLActivity.onNativeKeyDown(keyCode); |
| return true; |
| } else if (event.getAction() == KeyEvent.ACTION_UP) { |
| |
| SDLActivity.onNativeKeyUp(keyCode); |
| return true; |
| } |
| return super.sendKeyEvent(event); |
| } |
| |
| @Override |
| public boolean commitText(CharSequence text, int newCursorPosition) { |
| |
| nativeCommitText(text.toString(), newCursorPosition); |
| |
| return super.commitText(text, newCursorPosition); |
| } |
| |
| @Override |
| public boolean setComposingText(CharSequence text, int newCursorPosition) { |
| |
| nativeSetComposingText(text.toString(), newCursorPosition); |
| |
| return super.setComposingText(text, newCursorPosition); |
| } |
| |
| public native void nativeCommitText(String text, int newCursorPosition); |
| |
| public native void nativeSetComposingText(String text, int newCursorPosition); |
| |
| @Override |
| public boolean deleteSurroundingText(int beforeLength, int afterLength) { |
| // Workaround to capture backspace key. Ref: http://stackoverflow.com/questions/14560344/android-backspace-in-webview-baseinputconnection |
| if (beforeLength == 1 && afterLength == 0) { |
| // backspace |
| return super.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_DEL)) |
| && super.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_DEL)); |
| } |
| |
| return super.deleteSurroundingText(beforeLength, afterLength); |
| } |
| } |
| |
| /* A null joystick handler for API level < 12 devices (the accelerometer is handled separately) */ |
| class SDLJoystickHandler { |
| |
| public boolean handleMotionEvent(MotionEvent event) { |
| return false; |
| } |
| |
| public void pollInputDevices() { |
| } |
| } |
| |
| /* Actual joystick functionality available for API >= 12 devices */ |
| class SDLJoystickHandler_API12 extends SDLJoystickHandler { |
| |
| class SDLJoystick { |
| public int device_id; |
| public String name; |
| public ArrayList<InputDevice.MotionRange> axes; |
| public ArrayList<InputDevice.MotionRange> hats; |
| } |
| class RangeComparator implements Comparator<InputDevice.MotionRange> |
| { |
| @Override |
| public int compare(InputDevice.MotionRange arg0, InputDevice.MotionRange arg1) { |
| return arg0.getAxis() - arg1.getAxis(); |
| } |
| } |
| |
| private ArrayList<SDLJoystick> mJoysticks; |
| |
| public SDLJoystickHandler_API12() { |
| |
| mJoysticks = new ArrayList<SDLJoystick>(); |
| } |
| |
| @Override |
| public void pollInputDevices() { |
| int[] deviceIds = InputDevice.getDeviceIds(); |
| // It helps processing the device ids in reverse order |
| // For example, in the case of the XBox 360 wireless dongle, |
| // so the first controller seen by SDL matches what the receiver |
| // considers to be the first controller |
| |
| for(int i=deviceIds.length-1; i>-1; i--) { |
| SDLJoystick joystick = getJoystick(deviceIds[i]); |
| if (joystick == null) { |
| joystick = new SDLJoystick(); |
| InputDevice joystickDevice = InputDevice.getDevice(deviceIds[i]); |
| if( (joystickDevice.getSources() & InputDevice.SOURCE_CLASS_JOYSTICK) != 0) { |
| joystick.device_id = deviceIds[i]; |
| joystick.name = joystickDevice.getName(); |
| joystick.axes = new ArrayList<InputDevice.MotionRange>(); |
| joystick.hats = new ArrayList<InputDevice.MotionRange>(); |
| |
| List<InputDevice.MotionRange> ranges = joystickDevice.getMotionRanges(); |
| Collections.sort(ranges, new RangeComparator()); |
| for (InputDevice.MotionRange range : ranges ) { |
| if ((range.getSource() & InputDevice.SOURCE_CLASS_JOYSTICK) != 0 ) { |
| if (range.getAxis() == MotionEvent.AXIS_HAT_X || |
| range.getAxis() == MotionEvent.AXIS_HAT_Y) { |
| joystick.hats.add(range); |
| } |
| else { |
| joystick.axes.add(range); |
| } |
| } |
| } |
| |
| mJoysticks.add(joystick); |
| SDLActivity.nativeAddJoystick(joystick.device_id, joystick.name, 0, -1, |
| joystick.axes.size(), joystick.hats.size()/2, 0); |
| } |
| } |
| } |
| |
| /* Check removed devices */ |
| ArrayList<Integer> removedDevices = new ArrayList<Integer>(); |
| for(int i=0; i < mJoysticks.size(); i++) { |
| int device_id = mJoysticks.get(i).device_id; |
| int j; |
| for (j=0; j < deviceIds.length; j++) { |
| if (device_id == deviceIds[j]) break; |
| } |
| if (j == deviceIds.length) { |
| removedDevices.add(device_id); |
| } |
| } |
| |
| for(int i=0; i < removedDevices.size(); i++) { |
| int device_id = removedDevices.get(i); |
| SDLActivity.nativeRemoveJoystick(device_id); |
| for (int j=0; j < mJoysticks.size(); j++) { |
| if (mJoysticks.get(j).device_id == device_id) { |
| mJoysticks.remove(j); |
| break; |
| } |
| } |
| } |
| } |
| |
| protected SDLJoystick getJoystick(int device_id) { |
| for(int i=0; i < mJoysticks.size(); i++) { |
| if (mJoysticks.get(i).device_id == device_id) { |
| return mJoysticks.get(i); |
| } |
| } |
| return null; |
| } |
| |
| @Override |
| public boolean handleMotionEvent(MotionEvent event) { |
| if ( (event.getSource() & InputDevice.SOURCE_JOYSTICK) != 0) { |
| int actionPointerIndex = event.getActionIndex(); |
| int action = event.getActionMasked(); |
| switch(action) { |
| case MotionEvent.ACTION_MOVE: |
| SDLJoystick joystick = getJoystick(event.getDeviceId()); |
| if ( joystick != null ) { |
| for (int i = 0; i < joystick.axes.size(); i++) { |
| InputDevice.MotionRange range = joystick.axes.get(i); |
| /* Normalize the value to -1...1 */ |
| float value = ( event.getAxisValue( range.getAxis(), actionPointerIndex) - range.getMin() ) / range.getRange() * 2.0f - 1.0f; |
| SDLActivity.onNativeJoy(joystick.device_id, i, value ); |
| } |
| for (int i = 0; i < joystick.hats.size(); i+=2) { |
| int hatX = Math.round(event.getAxisValue( joystick.hats.get(i).getAxis(), actionPointerIndex ) ); |
| int hatY = Math.round(event.getAxisValue( joystick.hats.get(i+1).getAxis(), actionPointerIndex ) ); |
| SDLActivity.onNativeHat(joystick.device_id, i/2, hatX, hatY ); |
| } |
| } |
| break; |
| default: |
| break; |
| } |
| } |
| return true; |
| } |
| } |
| |
| class SDLGenericMotionListener_API12 implements View.OnGenericMotionListener { |
| // Generic Motion (mouse hover, joystick...) events go here |
| // We only have joysticks yet |
| @Override |
| public boolean onGenericMotion(View v, MotionEvent event) { |
| return SDLActivity.handleJoystickMotionEvent(event); |
| } |
| } |