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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef _ANDROID_JNI_H_
#define _ANDROID_JNI_H_
#if defined(__ANDROID__)
#include <jni.h>
#include <semaphore.h>
#include "common/fs.h"
#include "common/archive.h"
class OSystem_Android;
class JNI {
private:
JNI();
virtual ~JNI();
public:
static bool pause;
static sem_t pause_sem;
static int surface_changeid;
static int egl_surface_width;
static int egl_surface_height;
static jint onLoad(JavaVM *vm);
static JNIEnv *getEnv();
static void attachThread();
static void detachThread();
static void setReadyForEvents(bool ready);
static void setWindowCaption(const char *caption);
static void getDPI(float *values);
static void displayMessageOnOSD(const char *msg);
static void showVirtualKeyboard(bool enable);
static void addSysArchivesToSearchSet(Common::SearchSet &s, int priority);
static inline bool haveSurface();
static inline bool swapBuffers();
static bool initSurface();
static void deinitSurface();
static void setAudioPause();
static void setAudioPlay();
static void setAudioStop();
static inline int writeAudio(JNIEnv *env, jbyteArray &data, int offset,
int size);
private:
static JavaVM *_vm;
// back pointer to (java) peer instance
static jobject _jobj;
static jobject _jobj_audio_track;
static jobject _jobj_egl;
static jobject _jobj_egl_display;
static jobject _jobj_egl_surface;
static Common::Archive *_asset_archive;
static OSystem_Android *_system;
static bool _ready_for_events;
static jmethodID _MID_getDPI;
static jmethodID _MID_displayMessageOnOSD;
static jmethodID _MID_setWindowCaption;
static jmethodID _MID_showVirtualKeyboard;
static jmethodID _MID_getSysArchives;
static jmethodID _MID_initSurface;
static jmethodID _MID_deinitSurface;
static jmethodID _MID_EGL10_eglSwapBuffers;
static jmethodID _MID_AudioTrack_flush;
static jmethodID _MID_AudioTrack_pause;
static jmethodID _MID_AudioTrack_play;
static jmethodID _MID_AudioTrack_stop;
static jmethodID _MID_AudioTrack_write;
static const JNINativeMethod _natives[];
static void throwByName(JNIEnv *env, const char *name, const char *msg);
static void throwRuntimeException(JNIEnv *env, const char *msg);
// natives for the dark side
static void create(JNIEnv *env, jobject self, jobject asset_manager,
jobject egl, jobject egl_display,
jobject at, jint audio_sample_rate,
jint audio_buffer_size);
static void destroy(JNIEnv *env, jobject self);
static void setSurface(JNIEnv *env, jobject self, jint width, jint height);
static jint main(JNIEnv *env, jobject self, jobjectArray args);
static void pushEvent(JNIEnv *env, jobject self, int type, int arg1,
int arg2, int arg3, int arg4, int arg5);
static void enableZoning(JNIEnv *env, jobject self, jboolean enable);
static void setPause(JNIEnv *env, jobject self, jboolean value);
};
inline bool JNI::haveSurface() {
return _jobj_egl_surface != 0;
}
inline bool JNI::swapBuffers() {
JNIEnv *env = JNI::getEnv();
return env->CallBooleanMethod(_jobj_egl, _MID_EGL10_eglSwapBuffers,
_jobj_egl_display, _jobj_egl_surface);
}
inline int JNI::writeAudio(JNIEnv *env, jbyteArray &data, int offset, int size) {
return env->CallIntMethod(_jobj_audio_track, _MID_AudioTrack_write, data,
offset, size);
}
#endif
#endif
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