1 /* 2 * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved. 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library 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 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public License 15 * along with this library; see the file COPYING.LIB. If not, write to 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 */ 19 20 #ifndef EGLDisplayOpenVG_h 21 #define EGLDisplayOpenVG_h 22 23 #include <egl.h> 24 #include <wtf/HashMap.h> 25 26 namespace WebCore { 27 28 class IntSize; 29 class SurfaceOpenVG; 30 31 class EGLDisplayOpenVG { 32 public: 33 friend class SurfaceOpenVG; 34 35 static SurfaceOpenVG* currentSurface(); 36 static void setCurrentDisplay(const EGLDisplay&); 37 static EGLDisplayOpenVG* current(); 38 static EGLDisplayOpenVG* forDisplay(const EGLDisplay&); 39 40 void setDefaultPbufferConfig(const EGLConfig&); 41 EGLConfig defaultPbufferConfig(); 42 void setDefaultWindowConfig(const EGLConfig&); 43 EGLConfig defaultWindowConfig(); 44 45 EGLDisplay display() const { return m_display; } 46 SurfaceOpenVG* sharedPlatformSurface(); 47 48 /** Creates a pbuffer surface using the given config. If no surface 49 * could be created, EGL_NO_SURFACE is returned and errors can be 50 * checked with the value that is written to the errorCode parameter 51 * If no surface could be created and errorCode is zero, this method 52 * will trigger an assertion by itself. */ 53 EGLSurface createPbufferSurface(const IntSize&, const EGLConfig&, EGLint* errorCode = 0); 54 EGLSurface createPbufferFromClientBuffer(EGLClientBuffer, EGLenum bufferType, const EGLConfig&, EGLint* errorCode = 0); 55 56 EGLSurface surfaceForWindow(EGLNativeWindowType, const EGLConfig&); 57 58 bool surfacesCompatible(const EGLSurface&, const EGLSurface&); 59 60 /** Destroy the surface and its corresponding context (unless another 61 * surface is still using the same context, in which case the context 62 * is not destroyed). */ 63 void destroySurface(const EGLSurface&); 64 65 /** Return the context corresponding to the surface. 66 * If no corresponding context exists, one is created automatically. */ 67 EGLContext contextForSurface(const EGLSurface&); 68 69 private: 70 static void registerPlatformSurface(SurfaceOpenVG*); 71 static void unregisterPlatformSurface(SurfaceOpenVG*); 72 73 EGLDisplayOpenVG(const EGLDisplay& display); 74 ~EGLDisplayOpenVG(); 75 76 EGLDisplay m_display; 77 SurfaceOpenVG* m_sharedPlatformSurface; 78 EGLint m_pbufferConfigId; 79 EGLint m_windowConfigId; 80 81 HashMap<EGLSurface, SurfaceOpenVG*> m_platformSurfaces; 82 HashMap<EGLNativeWindowType, EGLSurface> m_windowSurfaces; 83 HashMap<EGLSurface, EGLint> m_surfaceConfigIds; 84 HashMap<EGLint, EGLint> m_compatibleConfigIds; 85 HashMap<EGLint, EGLContext> m_contexts; 86 }; 87 88 } 89 90 #endif 91
