mirror of https://github.com/encounter/SDL.git
1185 lines
42 KiB
Java
1185 lines
42 KiB
Java
package org.libsdl.app;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.List;
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import java.lang.reflect.Method;
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import android.app.*;
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import android.content.*;
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import android.view.*;
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import android.view.inputmethod.BaseInputConnection;
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import android.view.inputmethod.EditorInfo;
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import android.view.inputmethod.InputConnection;
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import android.view.inputmethod.InputMethodManager;
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import android.widget.AbsoluteLayout;
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import android.os.*;
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import android.util.Log;
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import android.graphics.*;
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import android.media.*;
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import android.hardware.*;
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/**
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SDL Activity
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*/
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public class SDLActivity extends Activity {
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private static final String TAG = "SDL";
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// Keep track of the paused state
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public static boolean mIsPaused, mIsSurfaceReady, mHasFocus;
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public static boolean mExitCalledFromJava;
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// Main components
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protected static SDLActivity mSingleton;
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protected static SDLSurface mSurface;
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protected static View mTextEdit;
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protected static ViewGroup mLayout;
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protected static SDLJoystickHandler mJoystickHandler;
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// This is what SDL runs in. It invokes SDL_main(), eventually
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protected static Thread mSDLThread;
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// Audio
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protected static AudioTrack mAudioTrack;
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// Load the .so
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static {
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System.loadLibrary("SDL2");
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//System.loadLibrary("SDL2_image");
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//System.loadLibrary("SDL2_mixer");
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//System.loadLibrary("SDL2_net");
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//System.loadLibrary("SDL2_ttf");
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System.loadLibrary("main");
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}
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public static void initialize() {
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// The static nature of the singleton and Android quirkyness force us to initialize everything here
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// Otherwise, when exiting the app and returning to it, these variables *keep* their pre exit values
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mSingleton = null;
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mSurface = null;
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mTextEdit = null;
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mLayout = null;
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mJoystickHandler = null;
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mSDLThread = null;
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mAudioTrack = null;
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mExitCalledFromJava = false;
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mIsPaused = false;
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mIsSurfaceReady = false;
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mHasFocus = true;
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}
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// Setup
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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Log.v("SDL", "onCreate():" + mSingleton);
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super.onCreate(savedInstanceState);
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SDLActivity.initialize();
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// So we can call stuff from static callbacks
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mSingleton = this;
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// Set up the surface
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mSurface = new SDLSurface(getApplication());
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if(Build.VERSION.SDK_INT >= 12) {
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mJoystickHandler = new SDLJoystickHandler_API12();
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}
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else {
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mJoystickHandler = new SDLJoystickHandler();
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}
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mLayout = new AbsoluteLayout(this);
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mLayout.addView(mSurface);
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setContentView(mLayout);
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}
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// Events
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@Override
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protected void onPause() {
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Log.v("SDL", "onPause()");
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super.onPause();
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SDLActivity.handlePause();
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}
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@Override
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protected void onResume() {
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Log.v("SDL", "onResume()");
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super.onResume();
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SDLActivity.handleResume();
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}
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@Override
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public void onWindowFocusChanged(boolean hasFocus) {
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super.onWindowFocusChanged(hasFocus);
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Log.v("SDL", "onWindowFocusChanged(): " + hasFocus);
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SDLActivity.mHasFocus = hasFocus;
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if (hasFocus) {
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SDLActivity.handleResume();
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}
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}
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@Override
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public void onLowMemory() {
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Log.v("SDL", "onLowMemory()");
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super.onLowMemory();
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SDLActivity.nativeLowMemory();
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}
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@Override
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protected void onDestroy() {
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Log.v("SDL", "onDestroy()");
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// Send a quit message to the application
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SDLActivity.mExitCalledFromJava = true;
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SDLActivity.nativeQuit();
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// Now wait for the SDL thread to quit
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if (SDLActivity.mSDLThread != null) {
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try {
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SDLActivity.mSDLThread.join();
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} catch(Exception e) {
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Log.v("SDL", "Problem stopping thread: " + e);
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}
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SDLActivity.mSDLThread = null;
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//Log.v("SDL", "Finished waiting for SDL thread");
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}
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super.onDestroy();
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// Reset everything in case the user re opens the app
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SDLActivity.initialize();
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}
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@Override
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public boolean dispatchKeyEvent(KeyEvent event) {
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int keyCode = event.getKeyCode();
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// Ignore certain special keys so they're handled by Android
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if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN ||
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keyCode == KeyEvent.KEYCODE_VOLUME_UP ||
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keyCode == KeyEvent.KEYCODE_CAMERA ||
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keyCode == 168 || /* API 11: KeyEvent.KEYCODE_ZOOM_IN */
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keyCode == 169 /* API 11: KeyEvent.KEYCODE_ZOOM_OUT */
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) {
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return false;
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}
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return super.dispatchKeyEvent(event);
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}
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/** Called by onPause or surfaceDestroyed. Even if surfaceDestroyed
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* is the first to be called, mIsSurfaceReady should still be set
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* to 'true' during the call to onPause (in a usual scenario).
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*/
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public static void handlePause() {
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if (!SDLActivity.mIsPaused && SDLActivity.mIsSurfaceReady) {
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SDLActivity.mIsPaused = true;
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SDLActivity.nativePause();
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mSurface.enableSensor(Sensor.TYPE_ACCELEROMETER, false);
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}
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}
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/** Called by onResume or surfaceCreated. An actual resume should be done only when the surface is ready.
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* Note: Some Android variants may send multiple surfaceChanged events, so we don't need to resume
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* every time we get one of those events, only if it comes after surfaceDestroyed
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*/
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public static void handleResume() {
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if (SDLActivity.mIsPaused && SDLActivity.mIsSurfaceReady && SDLActivity.mHasFocus) {
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SDLActivity.mIsPaused = false;
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SDLActivity.nativeResume();
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mSurface.handleResume();
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}
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}
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/* The native thread has finished */
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public static void handleNativeExit() {
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SDLActivity.mSDLThread = null;
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mSingleton.finish();
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}
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// Messages from the SDLMain thread
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static final int COMMAND_CHANGE_TITLE = 1;
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static final int COMMAND_UNUSED = 2;
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static final int COMMAND_TEXTEDIT_HIDE = 3;
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protected static final int COMMAND_USER = 0x8000;
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/**
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* This method is called by SDL if SDL did not handle a message itself.
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* This happens if a received message contains an unsupported command.
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* Method can be overwritten to handle Messages in a different class.
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* @param command the command of the message.
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* @param param the parameter of the message. May be null.
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* @return if the message was handled in overridden method.
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*/
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protected boolean onUnhandledMessage(int command, Object param) {
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return false;
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}
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/**
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* A Handler class for Messages from native SDL applications.
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* It uses current Activities as target (e.g. for the title).
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* static to prevent implicit references to enclosing object.
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*/
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protected static class SDLCommandHandler extends Handler {
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@Override
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public void handleMessage(Message msg) {
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Context context = getContext();
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if (context == null) {
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Log.e(TAG, "error handling message, getContext() returned null");
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return;
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}
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switch (msg.arg1) {
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case COMMAND_CHANGE_TITLE:
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if (context instanceof Activity) {
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((Activity) context).setTitle((String)msg.obj);
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} else {
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Log.e(TAG, "error handling message, getContext() returned no Activity");
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}
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break;
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case COMMAND_TEXTEDIT_HIDE:
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if (mTextEdit != null) {
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mTextEdit.setVisibility(View.GONE);
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InputMethodManager imm = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
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imm.hideSoftInputFromWindow(mTextEdit.getWindowToken(), 0);
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}
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break;
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default:
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if ((context instanceof SDLActivity) && !((SDLActivity) context).onUnhandledMessage(msg.arg1, msg.obj)) {
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Log.e(TAG, "error handling message, command is " + msg.arg1);
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}
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}
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}
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}
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// Handler for the messages
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Handler commandHandler = new SDLCommandHandler();
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// Send a message from the SDLMain thread
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boolean sendCommand(int command, Object data) {
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Message msg = commandHandler.obtainMessage();
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msg.arg1 = command;
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msg.obj = data;
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return commandHandler.sendMessage(msg);
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}
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// C functions we call
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public static native int nativeInit();
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public static native void nativeLowMemory();
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public static native void nativeQuit();
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public static native void nativePause();
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public static native void nativeResume();
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public static native void onNativeResize(int x, int y, int format);
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public static native int onNativePadDown(int device_id, int keycode);
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public static native int onNativePadUp(int device_id, int keycode);
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public static native void onNativeJoy(int device_id, int axis,
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float value);
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public static native void onNativeHat(int device_id, int hat_id,
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int x, int y);
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public static native void onNativeKeyDown(int keycode);
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public static native void onNativeKeyUp(int keycode);
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public static native void onNativeKeyboardFocusLost();
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public static native void onNativeTouch(int touchDevId, int pointerFingerId,
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int action, float x,
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float y, float p);
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public static native void onNativeAccel(float x, float y, float z);
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public static native void onNativeSurfaceChanged();
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public static native void onNativeSurfaceDestroyed();
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public static native void nativeFlipBuffers();
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public static native int nativeAddJoystick(int device_id, String name,
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int is_accelerometer, int nbuttons,
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int naxes, int nhats, int nballs);
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public static native int nativeRemoveJoystick(int device_id);
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public static native String nativeGetHint(String name);
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/**
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* This method is called by SDL using JNI.
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*/
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public static void flipBuffers() {
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SDLActivity.nativeFlipBuffers();
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}
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/**
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* This method is called by SDL using JNI.
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*/
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public static boolean setActivityTitle(String title) {
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// Called from SDLMain() thread and can't directly affect the view
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return mSingleton.sendCommand(COMMAND_CHANGE_TITLE, title);
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}
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/**
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* This method is called by SDL using JNI.
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*/
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public static boolean sendMessage(int command, int param) {
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return mSingleton.sendCommand(command, Integer.valueOf(param));
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}
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/**
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* This method is called by SDL using JNI.
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*/
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public static Context getContext() {
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return mSingleton;
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}
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/**
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* This method is called by SDL using JNI.
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* @return result of getSystemService(name) but executed on UI thread.
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*/
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public Object getSystemServiceFromUiThread(final String name) {
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final Object lock = new Object();
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final Object[] results = new Object[2]; // array for writable variables
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synchronized (lock) {
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runOnUiThread(new Runnable() {
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@Override
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public void run() {
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synchronized (lock) {
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results[0] = getSystemService(name);
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results[1] = Boolean.TRUE;
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lock.notify();
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}
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}
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});
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if (results[1] == null) {
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try {
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lock.wait();
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} catch (InterruptedException ex) {
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ex.printStackTrace();
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}
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}
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}
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return results[0];
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}
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static class ShowTextInputTask implements Runnable {
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/*
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* This is used to regulate the pan&scan method to have some offset from
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* the bottom edge of the input region and the top edge of an input
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* method (soft keyboard)
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*/
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static final int HEIGHT_PADDING = 15;
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public int x, y, w, h;
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public ShowTextInputTask(int x, int y, int w, int h) {
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this.x = x;
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this.y = y;
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this.w = w;
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this.h = h;
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}
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@Override
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public void run() {
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AbsoluteLayout.LayoutParams params = new AbsoluteLayout.LayoutParams(
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w, h + HEIGHT_PADDING, x, y);
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if (mTextEdit == null) {
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mTextEdit = new DummyEdit(getContext());
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mLayout.addView(mTextEdit, params);
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} else {
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mTextEdit.setLayoutParams(params);
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}
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mTextEdit.setVisibility(View.VISIBLE);
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mTextEdit.requestFocus();
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InputMethodManager imm = (InputMethodManager) getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
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imm.showSoftInput(mTextEdit, 0);
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}
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}
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/**
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* This method is called by SDL using JNI.
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*/
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public static boolean showTextInput(int x, int y, int w, int h) {
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// Transfer the task to the main thread as a Runnable
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return mSingleton.commandHandler.post(new ShowTextInputTask(x, y, w, h));
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}
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/**
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* This method is called by SDL using JNI.
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*/
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public static Surface getNativeSurface() {
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return SDLActivity.mSurface.getNativeSurface();
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}
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// Audio
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/**
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* This method is called by SDL using JNI.
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*/
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public static int audioInit(int sampleRate, boolean is16Bit, boolean isStereo, int desiredFrames) {
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int channelConfig = isStereo ? AudioFormat.CHANNEL_CONFIGURATION_STEREO : AudioFormat.CHANNEL_CONFIGURATION_MONO;
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int audioFormat = is16Bit ? AudioFormat.ENCODING_PCM_16BIT : AudioFormat.ENCODING_PCM_8BIT;
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int frameSize = (isStereo ? 2 : 1) * (is16Bit ? 2 : 1);
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Log.v("SDL", "SDL audio: wanted " + (isStereo ? "stereo" : "mono") + " " + (is16Bit ? "16-bit" : "8-bit") + " " + (sampleRate / 1000f) + "kHz, " + desiredFrames + " frames buffer");
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// Let the user pick a larger buffer if they really want -- but ye
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// gods they probably shouldn't, the minimums are horrifyingly high
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// latency already
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desiredFrames = Math.max(desiredFrames, (AudioTrack.getMinBufferSize(sampleRate, channelConfig, audioFormat) + frameSize - 1) / frameSize);
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if (mAudioTrack == null) {
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mAudioTrack = new AudioTrack(AudioManager.STREAM_MUSIC, sampleRate,
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channelConfig, audioFormat, desiredFrames * frameSize, AudioTrack.MODE_STREAM);
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// Instantiating AudioTrack can "succeed" without an exception and the track may still be invalid
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// Ref: https://android.googlesource.com/platform/frameworks/base/+/refs/heads/master/media/java/android/media/AudioTrack.java
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// Ref: http://developer.android.com/reference/android/media/AudioTrack.html#getState()
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if (mAudioTrack.getState() != AudioTrack.STATE_INITIALIZED) {
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Log.e("SDL", "Failed during initialization of Audio Track");
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mAudioTrack = null;
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return -1;
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}
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mAudioTrack.play();
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}
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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");
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return 0;
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}
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/**
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* This method is called by SDL using JNI.
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*/
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public static void audioWriteShortBuffer(short[] buffer) {
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for (int i = 0; i < buffer.length; ) {
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int result = mAudioTrack.write(buffer, i, buffer.length - i);
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if (result > 0) {
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i += result;
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} else if (result == 0) {
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try {
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Thread.sleep(1);
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} catch(InterruptedException e) {
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// Nom nom
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}
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} else {
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Log.w("SDL", "SDL audio: error return from write(short)");
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return;
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}
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}
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}
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/**
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* This method is called by SDL using JNI.
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*/
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public static void audioWriteByteBuffer(byte[] buffer) {
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for (int i = 0; i < buffer.length; ) {
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int result = mAudioTrack.write(buffer, i, buffer.length - i);
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if (result > 0) {
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i += result;
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} else if (result == 0) {
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try {
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Thread.sleep(1);
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} catch(InterruptedException e) {
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// Nom nom
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}
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} else {
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Log.w("SDL", "SDL audio: error return from write(byte)");
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return;
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}
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}
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}
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/**
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* This method is called by SDL using JNI.
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*/
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public static void audioQuit() {
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if (mAudioTrack != null) {
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mAudioTrack.stop();
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mAudioTrack = null;
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}
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}
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// Input
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/**
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* This method is called by SDL using JNI.
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* @return an array which may be empty but is never null.
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*/
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public static int[] inputGetInputDeviceIds(int sources) {
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int[] ids = InputDevice.getDeviceIds();
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int[] filtered = new int[ids.length];
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int used = 0;
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for (int i = 0; i < ids.length; ++i) {
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InputDevice device = InputDevice.getDevice(ids[i]);
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if ((device != null) && ((device.getSources() & sources) != 0)) {
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filtered[used++] = device.getId();
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}
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}
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return Arrays.copyOf(filtered, used);
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}
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// Joystick glue code, just a series of stubs that redirect to the SDLJoystickHandler instance
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public static boolean handleJoystickMotionEvent(MotionEvent event) {
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return mJoystickHandler.handleMotionEvent(event);
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}
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/**
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* This method is called by SDL using JNI.
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*/
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public static void pollInputDevices() {
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if (SDLActivity.mSDLThread != null) {
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|
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 void handleResume() {
|
|
setFocusable(true);
|
|
setFocusableInTouchMode(true);
|
|
requestFocus();
|
|
setOnKeyListener(this);
|
|
setOnTouchListener(this);
|
|
enableSensor(Sensor.TYPE_ACCELEROMETER, true);
|
|
}
|
|
|
|
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;
|
|
|
|
case MotionEvent.ACTION_CANCEL:
|
|
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, MotionEvent.ACTION_UP, 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 {
|
|
|
|
/**
|
|
* Handles given MotionEvent.
|
|
* @param event the event to be handled.
|
|
* @return if given event was processed.
|
|
*/
|
|
public boolean handleMotionEvent(MotionEvent event) {
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Handles adding and removing of input devices.
|
|
*/
|
|
public void pollInputDevices() {
|
|
}
|
|
}
|
|
|
|
/* Actual joystick functionality available for API >= 12 devices */
|
|
class SDLJoystickHandler_API12 extends SDLJoystickHandler {
|
|
|
|
static class SDLJoystick {
|
|
public int device_id;
|
|
public String name;
|
|
public ArrayList<InputDevice.MotionRange> axes;
|
|
public ArrayList<InputDevice.MotionRange> hats;
|
|
}
|
|
static 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(Integer.valueOf(device_id));
|
|
}
|
|
}
|
|
|
|
for(int i=0; i < removedDevices.size(); i++) {
|
|
int device_id = removedDevices.get(i).intValue();
|
|
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);
|
|
}
|
|
}
|