/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ // vim:set ts=2 sts=2 sw=2 et cin: /* 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/. */ #ifndef dom_plugins_PluginUtilsOSX_h #define dom_plugins_PluginUtilsOSX_h 1 #include "npapi.h" #include "mozilla/gfx/QuartzSupport.h" #include "nsRect.h" namespace mozilla { namespace plugins { namespace PluginUtilsOSX { // Need to call back into the browser's message loop to process event. typedef void (*RemoteProcessEvents) (void*); NPError ShowCocoaContextMenu(void* aMenu, int aX, int aY, void* pluginModule, RemoteProcessEvents remoteEvent); void InvokeNativeEventLoop(); // Need to call back and send a cocoa draw event to the plugin. typedef void (*DrawPluginFunc) (CGContextRef, void*, nsIntRect aUpdateRect); void* GetCGLayer(DrawPluginFunc aFunc, void* aPluginInstance, double aContentsScaleFactor); void ReleaseCGLayer(void* cgLayer); void Repaint(void* cgLayer, nsIntRect aRect); bool SetProcessName(const char* aProcessName); /* * Provides a wrapper around nsCARenderer to manage double buffering * without having to unbind nsCARenderer on every surface swaps. * * The double buffer renderer begins with no initialize surfaces. * The buffers can be initialized and cleared individually. * Swapping still occurs regardless if the buffers are initialized. */ class nsDoubleBufferCARenderer { public: nsDoubleBufferCARenderer() : mCALayer(nullptr), mContentsScaleFactor(1.0) {} // Returns width in "display pixels". A "display pixel" is the smallest // fully addressable part of a display. But in HiDPI modes each "display // pixel" corresponds to more than one device pixel. Multiply display pixels // by mContentsScaleFactor to get device pixels. size_t GetFrontSurfaceWidth(); // Returns height in "display pixels". Multiply by // mContentsScaleFactor to get device pixels. size_t GetFrontSurfaceHeight(); double GetFrontSurfaceContentsScaleFactor(); // Returns width in "display pixels". Multiply by // mContentsScaleFactor to get device pixels. size_t GetBackSurfaceWidth(); // Returns height in "display pixels". Multiply by // mContentsScaleFactor to get device pixels. size_t GetBackSurfaceHeight(); double GetBackSurfaceContentsScaleFactor(); IOSurfaceID GetFrontSurfaceID(); bool HasBackSurface(); bool HasFrontSurface(); bool HasCALayer(); void SetCALayer(void *aCALayer); // aWidth and aHeight are in "display pixels". Multiply by // aContentsScaleFactor to get device pixels. bool InitFrontSurface(size_t aWidth, size_t aHeight, double aContentsScaleFactor, AllowOfflineRendererEnum aAllowOfflineRenderer); void Render(); void SwapSurfaces(); void ClearFrontSurface(); void ClearBackSurface(); double GetContentsScaleFactor() { return mContentsScaleFactor; } private: void *mCALayer; RefPtr<nsCARenderer> mCARenderer; RefPtr<MacIOSurface> mFrontSurface; RefPtr<MacIOSurface> mBackSurface; double mContentsScaleFactor; }; } // namespace PluginUtilsOSX } // namespace plugins } // namespace mozilla #endif //dom_plugins_PluginUtilsOSX_h