зеркало из https://github.com/mozilla/gecko-dev.git
114 строки
4.0 KiB
C++
114 строки
4.0 KiB
C++
/* -*- 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;
|
|
|
|
nsresult GetStandardFamilyName(const nsAString& aFontName, nsAString& aFamilyName) override;
|
|
|
|
gfxFontGroup*
|
|
CreateFontGroup(const mozilla::FontFamilyList& aFontFamilyList,
|
|
const gfxFontStyle *aStyle,
|
|
gfxTextPerfMetrics* aTextPerf,
|
|
gfxUserFontSet *aUserFontSet,
|
|
gfxFloat aDevToCssSize) override;
|
|
|
|
virtual gfxFontEntry* LookupLocalFont(const nsAString& aFontName,
|
|
uint16_t aWeight,
|
|
int16_t aStretch,
|
|
uint8_t aStyle) override;
|
|
|
|
virtual gfxPlatformFontList* CreatePlatformFontList() override;
|
|
|
|
virtual gfxFontEntry* MakePlatformFont(const nsAString& aFontName,
|
|
uint16_t aWeight,
|
|
int16_t aStretch,
|
|
uint8_t aStyle,
|
|
const uint8_t* aFontData,
|
|
uint32_t aLength) override;
|
|
|
|
bool IsFontFormatSupported(nsIURI *aFontURI, uint32_t aFormatFlags) override;
|
|
|
|
nsresult GetFontList(nsIAtom *aLangGroup,
|
|
const nsACString& aGenericFamily,
|
|
nsTArray<nsString>& aListOfFonts) override;
|
|
nsresult UpdateFontList() override;
|
|
|
|
virtual void GetCommonFallbackFonts(uint32_t aCh, uint32_t aNextCh,
|
|
int32_t 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 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;
|
|
}
|
|
|
|
bool UseAcceleratedCanvas();
|
|
|
|
virtual bool UseProgressivePaint() override;
|
|
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 */
|