/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

#include "javax_microedition_m3g_Interface.h"

/*!

 * \brief Error handler for the Java interface

 *

 * Converts M3G errors to exceptions and throws them automatically.

 */

static void errorHandler(M3Genum errorCode, M3GInterface /*m3g*/)

{

    CSynchronization::InstanceL()->SetErrorCode(errorCode);

}

/*

static int createInterface(M3Gparams* aCs)

{

    return ((unsigned) m3gCreateInterface(aCs));

}

*/

/*

 * Must be executed in UI thread

 */

JNIEXPORT jint JNICALL Java_javax_microedition_m3g_Interface__1ctor(JNIEnv* aEnv, jclass)

{

    EGLDisplay oldDisplay = eglGetCurrentDisplay();

    EGLSurface oldDrawSurface = eglGetCurrentSurface(EGL_DRAW);

    EGLSurface oldReadSurface = eglGetCurrentSurface(EGL_READ);

    EGLContext oldContext = eglGetCurrentContext();

    EGLenum oldAPI = eglQueryAPI();

    eglMakeCurrent( EGL_DEFAULT_DISPLAY, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT );

    eglBindAPI( EGL_OPENGL_ES_API );

    M3Gparams cs;

    memset(&cs, 0, sizeof(cs));

    cs.mallocFunc = malloc;

    cs.freeFunc   = free;

    cs.errorFunc = errorHandler;

    M3G_DO_LOCK

    /* Call to the Eventserver side */

    //CJavaM3GEventSource* eventSource = JavaUnhand<CJavaM3GEventSource>(aEventSourceHandle);

    //jint handle = eventSource->Execute(&createInterface, &cs);

    jint handle = (unsigned)m3gCreateInterface(&cs);

    M3G_DO_UNLOCK(aEnv);

    eglMakeCurrent( EGL_DEFAULT_DISPLAY, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT );

    eglBindAPI( oldAPI );

    eglMakeCurrent( oldDisplay, oldDrawSurface, oldReadSurface, oldContext );

    return handle;

}

JNIEXPORT jint JNICALL Java_javax_microedition_m3g_Interface__1getClassID

(JNIEnv* aEnv, jclass, jint aHObject)

{

    M3G_DO_LOCK

    jint handle = m3gGetClass((M3GObject)aHObject);

    M3G_DO_UNLOCK(aEnv);

    return handle;

}