mirror of
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143 lines
4.1 KiB
C++
143 lines
4.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim: set sw=2 ts=2 et tw=80 : */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Content App.
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*
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* The Initial Developer of the Original Code is
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* The Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2011
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Benoit Girard <bgirard@mozilla.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "CompositorParent.h"
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#include "ShadowLayersParent.h"
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#include "LayerManagerOGL.h"
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namespace mozilla {
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namespace layers {
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CompositorParent::CompositorParent()
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: mLayerManager(NULL)
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{
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MOZ_COUNT_CTOR(CompositorParent);
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}
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CompositorParent::~CompositorParent()
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{
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printf("delete parent\n");
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delete mLayerManager;
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MOZ_COUNT_DTOR(CompositorParent);
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}
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bool
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CompositorParent::AnswerInit()
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{
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CancelableTask *composeTask = NewRunnableMethod(this, &CompositorParent::Composite);
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MessageLoop::current()->PostTask(FROM_HERE, composeTask);
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return true;
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}
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bool
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CompositorParent::AnswerStop()
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{
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if (mLayerManager) {
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delete mLayerManager;
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mLayerManager = NULL;
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}
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return true;
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}
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void
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CompositorParent::RequestComposition()
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{
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CancelableTask *composeTask = NewRunnableMethod(this, &CompositorParent::Composite);
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MessageLoop::current()->PostTask(FROM_HERE, composeTask);
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}
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void
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CompositorParent::Composite()
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{
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if (!mLayerManager) {
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CancelableTask *composeTask = NewRunnableMethod(this, &CompositorParent::Composite);
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MessageLoop::current()->PostDelayedTask(FROM_HERE, composeTask, 10);
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return;
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}
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mLayerManager->EndEmptyTransaction();
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}
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PLayersParent*
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CompositorParent::AllocPLayers(const LayersBackend &backend, const WidgetDescriptor &widget)
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{
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if (widget.type() != WidgetDescriptor::TViewWidget) {
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NS_ERROR("Invalid widget descriptor\n");
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return NULL;
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}
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if (backend == LayerManager::LAYERS_OPENGL) {
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nsIWidget *nsWidget = (nsIWidget*)widget.get_ViewWidget().widgetPtr();
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nsRefPtr<LayerManagerOGL> layerManager = new LayerManagerOGL(nsWidget);
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if (!layerManager->Initialize()) {
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NS_ERROR("Failed to init OGL Layers");
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return NULL;
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}
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ShadowLayerManager* slm = layerManager->AsShadowManager();
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if (!slm) {
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return NULL;
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}
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void *glContext = layerManager->gl()->GetNativeData(mozilla::gl::GLContext::NativeGLContext);
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NativeContext nativeContext = NativeContext((uintptr_t)glContext);
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SendNativeContextCreated(nativeContext);
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mLayerManager = layerManager;
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return new ShadowLayersParent(slm, this);
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} else {
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NS_ERROR("Unsupported backend selected for Async Compositor");
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return NULL;
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}
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}
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bool
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CompositorParent::DeallocPLayers(PLayersParent* actor)
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{
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delete actor;
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return true;
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}
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} // namespace layers
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} // namespace mozilla
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