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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 http://mozilla.org/MPL/2.0/. */
+
+#ifndef GFX_PLATFORM_GTK_H
+#define GFX_PLATFORM_GTK_H
+
+#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;
+
+ public:
+ gfxPlatformGtk();
+ 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()
+ override;
+
+ bool IsX11Display() { return mIsX11Display; }
+ bool IsWaylandDisplay() override {
+ return !mIsX11Display && !gfxPlatform::IsHeadless();
+ }
+
+ static bool CheckVariationFontSupport();
+
+ protected:
+ void InitAcceleration() override;
+ void InitX11EGLConfig();
+ void InitDmabufConfig();
+ bool InitVAAPIConfig(bool aForceEnabledByUser);
+ void InitPlatformGPUProcessPrefs() override;
+ void InitWebRenderConfig() override;
+ void BuildContentDeviceData(mozilla::gfx::ContentDeviceData* aOut) override;
+
+ private:
+ nsTArray<uint8_t> GetPlatformCMSOutputProfileData() override;
+
+ bool mIsX11Display;
+};
+
+// Wrapper for third party code (WebRTC for instance) where
+// gfxVars can't be included.
+namespace mozilla::gfx {
+bool IsDMABufEnabled();
+}
+
+#endif /* GFX_PLATFORM_GTK_H */