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https://gitlab.winehq.org/wine/wine-gecko.git
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74576e238e
This patch adds a new pref called "layers.use-image-offscreen-surfaces" that makes GTK3 platform create gfxImageSurfaces for content layers instead of gfxXlibSurfaces. --HG-- extra : rebase_source : b803a453bafc70226f3d4c65684618f154147fdb
118 lines
3.5 KiB
C++
118 lines
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GFX_PLATFORM_GTK_H
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#define GFX_PLATFORM_GTK_H
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#include "gfxPlatform.h"
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#include "gfxPrefs.h"
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#include "nsAutoRef.h"
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#include "nsTArray.h"
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#if (MOZ_WIDGET_GTK == 2)
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extern "C" {
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typedef struct _GdkDrawable GdkDrawable;
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}
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#endif
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class gfxFontconfigUtils;
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class gfxPlatformGtk : public gfxPlatform {
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public:
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gfxPlatformGtk();
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virtual ~gfxPlatformGtk();
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static gfxPlatformGtk *GetPlatform() {
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return (gfxPlatformGtk*) gfxPlatform::GetPlatform();
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}
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virtual already_AddRefed<gfxASurface>
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CreateOffscreenSurface(const IntSize& size,
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gfxContentType contentType) MOZ_OVERRIDE;
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mozilla::TemporaryRef<mozilla::gfx::ScaledFont>
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GetScaledFontForFont(mozilla::gfx::DrawTarget* aTarget, gfxFont *aFont);
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nsresult GetFontList(nsIAtom *aLangGroup,
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const nsACString& aGenericFamily,
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nsTArray<nsString>& aListOfFonts);
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nsresult UpdateFontList();
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nsresult GetStandardFamilyName(const nsAString& aFontName, nsAString& aFamilyName);
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gfxFontGroup *CreateFontGroup(const mozilla::FontFamilyList& aFontFamilyList,
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const gfxFontStyle *aStyle,
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gfxUserFontSet *aUserFontSet);
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/**
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* Look up a local platform font using the full font face name (needed to
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* support @font-face src local() )
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*/
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virtual gfxFontEntry* LookupLocalFont(const gfxProxyFontEntry *aProxyEntry,
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const nsAString& aFontName);
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/**
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* Activate a platform font (needed to support @font-face src url() )
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*
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*/
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virtual gfxFontEntry* MakePlatformFont(const gfxProxyFontEntry *aProxyEntry,
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const uint8_t *aFontData,
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uint32_t aLength);
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/**
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* Check whether format is supported on a platform or not (if unclear,
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* returns true).
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*/
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virtual bool IsFontFormatSupported(nsIURI *aFontURI,
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uint32_t aFormatFlags);
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#if (MOZ_WIDGET_GTK == 2)
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static void SetGdkDrawable(cairo_surface_t *target,
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GdkDrawable *drawable);
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static GdkDrawable *GetGdkDrawable(cairo_surface_t *target);
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#endif
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static int32_t GetDPI();
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bool UseXRender() {
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#if defined(MOZ_X11)
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if (GetContentBackend() != mozilla::gfx::BackendType::NONE &&
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GetContentBackend() != mozilla::gfx::BackendType::CAIRO)
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return false;
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return sUseXRender;
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#else
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return false;
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#endif
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}
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bool UseImageOffscreenSurfaces() {
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// We want to turn on image offscreen surfaces ONLY for GTK3 builds
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// since GTK2 theme rendering still requires xlib surfaces per se.
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#if (MOZ_WIDGET_GTK == 3)
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return gfxPrefs::UseImageOffscreenSurfaces();
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#else
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return false;
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#endif
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}
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virtual gfxImageFormat GetOffscreenFormat();
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virtual int GetScreenDepth() const;
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protected:
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static gfxFontconfigUtils *sFontconfigUtils;
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private:
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virtual void GetPlatformCMSOutputProfile(void *&mem, size_t &size);
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#ifdef MOZ_X11
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static bool sUseXRender;
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#endif
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};
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#endif /* GFX_PLATFORM_GTK_H */
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