/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- * 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 GFX_PLATFORM_MAC_H #define GFX_PLATFORM_MAC_H #include "nsTArrayForwardDeclare.h" #include "gfxPlatform.h" #include "mozilla/LookAndFeel.h" namespace mozilla { namespace gfx { class DrawTarget; class VsyncSource; } // namespace gfx } // namespace mozilla class gfxPlatformMac : public gfxPlatform { public: gfxPlatformMac(); virtual ~gfxPlatformMac(); static gfxPlatformMac *GetPlatform() { return (gfxPlatformMac*) gfxPlatform::GetPlatform(); } virtual already_AddRefed<gfxASurface> CreateOffscreenSurface(const IntSize& aSize, gfxImageFormat aFormat) override; already_AddRefed<mozilla::gfx::ScaledFont> GetScaledFontForFont(mozilla::gfx::DrawTarget* aTarget, gfxFont *aFont) override; gfxFontGroup* CreateFontGroup(const mozilla::FontFamilyList& aFontFamilyList, const gfxFontStyle *aStyle, gfxTextPerfMetrics* aTextPerf, gfxUserFontSet *aUserFontSet, gfxFloat aDevToCssSize) override; virtual gfxPlatformFontList* CreatePlatformFontList() override; bool IsFontFormatSupported(nsIURI *aFontURI, uint32_t aFormatFlags) override; virtual void GetCommonFallbackFonts(uint32_t aCh, uint32_t aNextCh, Script aRunScript, nsTArray<const char*>& aFontList) override; // lookup the system font for a particular system font type and set // the name and style characteristics static void LookupSystemFont(mozilla::LookAndFeel::FontID aSystemFontID, nsAString& aSystemFontName, gfxFontStyle &aFontStyle, float aDevPixPerCSSPixel); virtual bool CanRenderContentToDataSurface() const override { return true; } virtual bool SupportsApzWheelInput() const override { return true; } bool RespectsFontStyleSmoothing() const override { // gfxMacFont respects the font smoothing hint. return true; } bool RequiresAcceleratedGLContextForCompositorOGL() const override { // On OS X in a VM, unaccelerated CompositorOGL shows black flashes, so we // require accelerated GL for CompositorOGL but allow unaccelerated GL for // BasicCompositor. return true; } virtual already_AddRefed<mozilla::gfx::VsyncSource> CreateHardwareVsyncSource() override; // lower threshold on font anti-aliasing uint32_t GetAntiAliasingThreshold() { return mFontAntiAliasingThreshold; } protected: bool AccelerateLayersByDefault() override; private: virtual void GetPlatformCMSOutputProfile(void* &mem, size_t &size) override; // read in the pref value for the lower threshold on font anti-aliasing static uint32_t ReadAntiAliasingThreshold(); uint32_t mFontAntiAliasingThreshold; }; #endif /* GFX_PLATFORM_MAC_H */