gecko/widget/android/AndroidLayerViewWrapper.cpp

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/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "AndroidLayerViewWrapper.h"
#include "AndroidBridge.h"
#include "nsDebug.h"
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using namespace mozilla;
#define ASSERT_THREAD() \
NS_ASSERTION(pthread_self() == mThread, "Something is calling AndroidGLController from the wrong thread!")
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static jfieldID jEGLSurfacePointerField = 0;
void AndroidEGLObject::Init(JNIEnv* aJEnv) {
jclass jClass;
jClass = reinterpret_cast<jclass>
(aJEnv->NewGlobalRef(aJEnv->FindClass("com/google/android/gles_jni/EGLSurfaceImpl")));
jEGLSurfacePointerField = aJEnv->GetFieldID(jClass, "mEGLSurface", "I");
}
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jmethodID AndroidGLController::jSetGLVersionMethod = 0;
jmethodID AndroidGLController::jWaitForValidSurfaceMethod = 0;
jmethodID AndroidGLController::jProvideEGLSurfaceMethod = 0;
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void
AndroidGLController::Init(JNIEnv* aJEnv)
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{
jclass jClass = reinterpret_cast<jclass>(aJEnv->NewGlobalRef(aJEnv->FindClass("org/mozilla/gecko/gfx/GLController")));
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jSetGLVersionMethod = aJEnv->GetMethodID(jClass, "setGLVersion", "(I)V");
jProvideEGLSurfaceMethod = aJEnv->GetMethodID(jClass, "provideEGLSurface",
"()Ljavax/microedition/khronos/egl/EGLSurface;");
jWaitForValidSurfaceMethod = aJEnv->GetMethodID(jClass, "waitForValidSurface", "()V");
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}
void
AndroidGLController::Acquire(JNIEnv* aJEnv, jobject aJObj)
{
mJEnv = aJEnv;
mThread = pthread_self();
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mJObj = aJEnv->NewGlobalRef(aJObj);
}
void
AndroidGLController::SetGLVersion(int aVersion)
{
ASSERT_THREAD();
AutoLocalJNIFrame jniFrame(mJEnv, 0);
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mJEnv->CallVoidMethod(mJObj, jSetGLVersionMethod, aVersion);
}
EGLSurface
AndroidGLController::ProvideEGLSurface()
{
ASSERT_THREAD();
AutoLocalJNIFrame jniFrame(mJEnv);
jobject jObj = mJEnv->CallObjectMethod(mJObj, jProvideEGLSurfaceMethod);
if (jniFrame.CheckForException())
return NULL;
return reinterpret_cast<EGLSurface>(mJEnv->GetIntField(jObj, jEGLSurfacePointerField));
}
void
AndroidGLController::WaitForValidSurface()
{
ASSERT_THREAD();
AutoLocalJNIFrame jniFrame(mJEnv, 0);
mJEnv->CallVoidMethod(mJObj, jWaitForValidSurfaceMethod);
}