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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* 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 */
#include "gfxPlatform.h"
#include "nsAutoRef.h"
#include "nsTArray.h"
#include "mozilla/gfx/gfxVars.h"
#ifdef MOZ_X11
struct _XDisplay;
typedef struct _XDisplay Display;
#endif // MOZ_X11
class gfxPlatformGtk final : public gfxPlatform {
friend class gfxPlatform;
virtual ~gfxPlatformGtk();
static gfxPlatformGtk* GetPlatform() {
return (gfxPlatformGtk*)gfxPlatform::GetPlatform();
void ReadSystemFontList(mozilla::dom::SystemFontList* retValue) override;
already_AddRefed<gfxASurface> CreateOffscreenSurface(
const IntSize& aSize, gfxImageFormat aFormat) override;
nsresult GetFontList(nsAtom* aLangGroup, const nsACString& aGenericFamily,
nsTArray<nsString>& aListOfFonts) override;
void GetCommonFallbackFonts(uint32_t aCh, Script aRunScript,
eFontPresentation aPresentation,
nsTArray<const char*>& aFontList) override;
bool CreatePlatformFontList() override;
static int32_t GetFontScaleDPI();
static double GetFontScaleFactor();
gfxImageFormat GetOffscreenFormat() override;
bool SupportsApzWheelInput() const override { return true; }
void FontsPrefsChanged(const char* aPref) override;
bool SupportsPluginDirectBitmapDrawing() override { return true; }
bool AccelerateLayersByDefault() override;
already_AddRefed<mozilla::gfx::VsyncSource> CreateGlobalHardwareVsyncSource()
bool IsX11Display() { return mIsX11Display; }
bool IsWaylandDisplay() override {
return !mIsX11Display && !gfxPlatform::IsHeadless();
static bool CheckVariationFontSupport();
void InitX11EGLConfig();
void InitDmabufConfig();
bool InitVAAPIConfig(bool aForceEnabledByUser);
void InitPlatformGPUProcessPrefs() override;
void InitWebRenderConfig() override;
void BuildContentDeviceData(mozilla::gfx::ContentDeviceData* aOut) override;
nsTArray<uint8_t> GetPlatformCMSOutputProfileData() override;
bool mIsX11Display;
#endif /* GFX_PLATFORM_GTK_H */