/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- * 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/. */ #include "X11TextureHost.h" #include "mozilla/layers/BasicCompositor.h" #include "mozilla/layers/X11TextureSourceBasic.h" #ifdef GL_PROVIDER_GLX #include "mozilla/layers/CompositorOGL.h" #include "mozilla/layers/X11TextureSourceOGL.h" #endif #include "gfxXlibSurface.h" #include "gfx2DGlue.h" namespace mozilla { namespace layers { using namespace mozilla::gfx; X11TextureHost::X11TextureHost(TextureFlags aFlags, const SurfaceDescriptorX11& aDescriptor) : TextureHost(aFlags) { mSurface = aDescriptor.OpenForeign(); if (mSurface && !(aFlags & TextureFlags::DEALLOCATE_CLIENT)) { mSurface->TakePixmap(); } } bool X11TextureHost::Lock() { if (!mCompositor || !mSurface) { return false; } if (!mTextureSource) { switch (mCompositor->GetBackendType()) { case LayersBackend::LAYERS_BASIC: mTextureSource = new X11TextureSourceBasic(mCompositor->AsBasicCompositor(), mSurface); break; #ifdef GL_PROVIDER_GLX case LayersBackend::LAYERS_OPENGL: mTextureSource = new X11TextureSourceOGL(mCompositor->AsCompositorOGL(), mSurface); break; #endif default: return false; } } return true; } void X11TextureHost::SetCompositor(Compositor* aCompositor) { mCompositor = aCompositor; if (mTextureSource) { mTextureSource->SetCompositor(aCompositor); } } SurfaceFormat X11TextureHost::GetFormat() const { if (!mSurface) { return SurfaceFormat::UNKNOWN; } gfxContentType type = mSurface->GetContentType(); #ifdef GL_PROVIDER_GLX if (mCompositor->GetBackendType() == LayersBackend::LAYERS_OPENGL) { return X11TextureSourceOGL::ContentTypeToSurfaceFormat(type); } #endif return X11TextureSourceBasic::ContentTypeToSurfaceFormat(type); } IntSize X11TextureHost::GetSize() const { if (!mSurface) { return IntSize(); } return mSurface->GetSize(); } already_AddRefed<gfx::DataSourceSurface> X11TextureHost::GetAsSurface() { if (!mTextureSource || !mTextureSource->AsSourceBasic()) { return nullptr; } RefPtr<DrawTarget> tempDT = gfxPlatform::GetPlatform()->CreateOffscreenContentDrawTarget( GetSize(), GetFormat()); if (!tempDT) { return nullptr; } RefPtr<SourceSurface> surf = mTextureSource->AsSourceBasic()->GetSurface(tempDT); if (!surf) { return nullptr; } return surf->GetDataSurface(); } } }