dom/plugins/ipc/PluginUtilsOSX.h@b8a032363ba2 (annotated)
dom/plugins/ipc/PluginUtilsOSX.h
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
| michael@0 | 1 | /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
| michael@0 | 2 | // vim:set ts=2 sts=2 sw=2 et cin: |
| michael@0 | 3 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 4 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 5 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 6 | |
| michael@0 | 7 | #ifndef dom_plugins_PluginUtilsOSX_h |
| michael@0 | 8 | #define dom_plugins_PluginUtilsOSX_h 1 |
| michael@0 | 9 | |
| michael@0 | 10 | #include "npapi.h" |
| michael@0 | 11 | #include "mozilla/gfx/QuartzSupport.h" |
| michael@0 | 12 | |
| michael@0 | 13 | struct nsIntRect; |
| michael@0 | 14 | |
| michael@0 | 15 | namespace mozilla { |
| michael@0 | 16 | namespace plugins { |
| michael@0 | 17 | namespace PluginUtilsOSX { |
| michael@0 | 18 | |
| michael@0 | 19 | // Need to call back into the browser's message loop to process event. |
| michael@0 | 20 | typedef void (*RemoteProcessEvents) (void*); |
| michael@0 | 21 | |
| michael@0 | 22 | NPError ShowCocoaContextMenu(void* aMenu, int aX, int aY, void* pluginModule, RemoteProcessEvents remoteEvent); |
| michael@0 | 23 | |
| michael@0 | 24 | void InvokeNativeEventLoop(); |
| michael@0 | 25 | |
| michael@0 | 26 | // Need to call back and send a cocoa draw event to the plugin. |
| michael@0 | 27 | typedef void (*DrawPluginFunc) (CGContextRef, void*, nsIntRect aUpdateRect); |
| michael@0 | 28 | |
| michael@0 | 29 | void* GetCGLayer(DrawPluginFunc aFunc, void* aPluginInstance, |
| michael@0 | 30 | bool aAvoidCGCrashes, double aContentsScaleFactor); |
| michael@0 | 31 | void ReleaseCGLayer(void* cgLayer); |
| michael@0 | 32 | void Repaint(void* cgLayer, nsIntRect aRect); |
| michael@0 | 33 | |
| michael@0 | 34 | bool SetProcessName(const char* aProcessName); |
| michael@0 | 35 | |
| michael@0 | 36 | /* |
| michael@0 | 37 | * Provides a wrapper around nsCARenderer to manage double buffering |
| michael@0 | 38 | * without having to unbind nsCARenderer on every surface swaps. |
| michael@0 | 39 | * |
| michael@0 | 40 | * The double buffer renderer begins with no initialize surfaces. |
| michael@0 | 41 | * The buffers can be initialized and cleared individually. |
| michael@0 | 42 | * Swapping still occurs regardless if the buffers are initialized. |
| michael@0 | 43 | */ |
| michael@0 | 44 | class nsDoubleBufferCARenderer { |
| michael@0 | 45 | public: |
| michael@0 | 46 | nsDoubleBufferCARenderer() : mCALayer(nullptr), mContentsScaleFactor(1.0) {} |
| michael@0 | 47 | // Returns width in "display pixels". A "display pixel" is the smallest |
| michael@0 | 48 | // fully addressable part of a display. But in HiDPI modes each "display |
| michael@0 | 49 | // pixel" corresponds to more than one device pixel. Multiply display pixels |
| michael@0 | 50 | // by mContentsScaleFactor to get device pixels. |
| michael@0 | 51 | size_t GetFrontSurfaceWidth(); |
| michael@0 | 52 | // Returns height in "display pixels". Multiply by |
| michael@0 | 53 | // mContentsScaleFactor to get device pixels. |
| michael@0 | 54 | size_t GetFrontSurfaceHeight(); |
| michael@0 | 55 | double GetFrontSurfaceContentsScaleFactor(); |
| michael@0 | 56 | // Returns width in "display pixels". Multiply by |
| michael@0 | 57 | // mContentsScaleFactor to get device pixels. |
| michael@0 | 58 | size_t GetBackSurfaceWidth(); |
| michael@0 | 59 | // Returns height in "display pixels". Multiply by |
| michael@0 | 60 | // mContentsScaleFactor to get device pixels. |
| michael@0 | 61 | size_t GetBackSurfaceHeight(); |
| michael@0 | 62 | double GetBackSurfaceContentsScaleFactor(); |
| michael@0 | 63 | IOSurfaceID GetFrontSurfaceID(); |
| michael@0 | 64 | |
| michael@0 | 65 | bool HasBackSurface(); |
| michael@0 | 66 | bool HasFrontSurface(); |
| michael@0 | 67 | bool HasCALayer(); |
| michael@0 | 68 | |
| michael@0 | 69 | void SetCALayer(void *aCALayer); |
| michael@0 | 70 | // aWidth and aHeight are in "display pixels". Multiply by |
| michael@0 | 71 | // aContentsScaleFactor to get device pixels. |
| michael@0 | 72 | bool InitFrontSurface(size_t aWidth, size_t aHeight, |
| michael@0 | 73 | double aContentsScaleFactor, |
| michael@0 | 74 | AllowOfflineRendererEnum aAllowOfflineRenderer); |
| michael@0 | 75 | void Render(); |
| michael@0 | 76 | void SwapSurfaces(); |
| michael@0 | 77 | void ClearFrontSurface(); |
| michael@0 | 78 | void ClearBackSurface(); |
| michael@0 | 79 | |
| michael@0 | 80 | double GetContentsScaleFactor() { return mContentsScaleFactor; } |
| michael@0 | 81 | |
| michael@0 | 82 | private: |
| michael@0 | 83 | void *mCALayer; |
| michael@0 | 84 | RefPtr<nsCARenderer> mCARenderer; |
| michael@0 | 85 | RefPtr<MacIOSurface> mFrontSurface; |
| michael@0 | 86 | RefPtr<MacIOSurface> mBackSurface; |
| michael@0 | 87 | double mContentsScaleFactor; |
| michael@0 | 88 | }; |
| michael@0 | 89 | |
| michael@0 | 90 | } // namespace PluginUtilsOSX |
| michael@0 | 91 | } // namespace plugins |
| michael@0 | 92 | } // namespace mozilla |
| michael@0 | 93 | |
| michael@0 | 94 | #endif //dom_plugins_PluginUtilsOSX_h |
