1/* 2 * Copyright (C) 2012 Igalia S.L. 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Lesser General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Lesser General Public License for more details. 13 * 14 * You should have received a copy of the GNU Lesser General Public 15 * License along with this library; if not, write to the Free 16 * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17 * Boston, MA 02110-1301 USA 18 */ 19 20#ifndef GLContext_h 21#define GLContext_h 22 23#include "GraphicsContext3D.h" 24#include "Widget.h" 25#include <wtf/Noncopyable.h> 26#include <wtf/PassOwnPtr.h> 27 28typedef struct _cairo_device cairo_device_t; 29 30#if PLATFORM(X11) 31typedef struct _XDisplay Display; 32#endif 33 34namespace WebCore { 35 36class GLContext { 37 WTF_MAKE_NONCOPYABLE(GLContext); 38public: 39 static PassOwnPtr<GLContext> createContextForWindow(uint64_t windowHandle, GLContext* sharingContext); 40 static PassOwnPtr<GLContext> createOffscreenContext(GLContext* sharing = 0); 41 static GLContext* getCurrent(); 42 static GLContext* sharingContext(); 43 44 GLContext(); 45 virtual ~GLContext(); 46 virtual bool makeContextCurrent(); 47 virtual void swapBuffers() = 0; 48 virtual void waitNative() = 0; 49 virtual bool canRenderToDefaultFramebuffer() = 0; 50 virtual IntSize defaultFrameBufferSize() = 0; 51 virtual cairo_device_t* cairoDevice() = 0; 52 53#if PLATFORM(X11) 54 static Display* sharedX11Display(); 55 static void cleanupSharedX11Display(); 56#endif 57 58 static void addActiveContext(GLContext*); 59 static void removeActiveContext(GLContext*); 60 static void cleanupActiveContextsAtExit(); 61 62#if USE(3D_GRAPHICS) 63 virtual PlatformGraphicsContext3D platformContext() = 0; 64#endif 65}; 66 67} // namespace WebCore 68 69#endif // GLContext_h 70