зеркало из https://github.com/mozilla/gecko-dev.git
96 строки
3.2 KiB
C++
96 строки
3.2 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_QT_H
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#define GFX_PLATFORM_QT_H
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#include "gfxPlatform.h"
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#include "nsAutoRef.h"
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#include "nsDataHashtable.h"
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#include "nsTArray.h"
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#ifdef MOZ_X11
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#include "X11/Xlib.h"
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#endif
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class gfxFontconfigUtils;
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class QWindow;
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class gfxQtPlatform : public gfxPlatform {
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public:
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gfxQtPlatform();
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virtual ~gfxQtPlatform();
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static gfxQtPlatform *GetPlatform() {
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return static_cast<gfxQtPlatform*>(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) override;
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virtual already_AddRefed<mozilla::gfx::ScaledFont>
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GetScaledFontForFont(mozilla::gfx::DrawTarget* aTarget, gfxFont *aFont) override;
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virtual nsresult GetFontList(nsIAtom *aLangGroup,
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const nsACString& aGenericFamily,
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nsTArray<nsString>& aListOfFonts) override;
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virtual nsresult UpdateFontList() override;
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virtual nsresult GetStandardFamilyName(const nsAString& aFontName, nsAString& aFamilyName) override;
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virtual gfxFontGroup *CreateFontGroup(const mozilla::FontFamilyList& aFontFamilyList,
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const gfxFontStyle *aStyle,
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gfxUserFontSet* aUserFontSet) override;
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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 nsAString& aFontName,
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uint16_t aWeight,
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int16_t aStretch,
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bool aItalic) override;
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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 nsAString& aFontName,
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uint16_t aWeight,
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int16_t aStretch,
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bool aItalic,
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const uint8_t* aFontData,
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uint32_t aLength) override;
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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) override;
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static int32_t GetDPI();
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virtual gfxImageFormat GetOffscreenFormat() override;
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#ifdef MOZ_X11
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static Display* GetXDisplay(QWindow* aWindow = 0);
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static Screen* GetXScreen(QWindow* aWindow = 0);
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#endif
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virtual int GetScreenDepth() const override;
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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) override;
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int mScreenDepth;
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};
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#endif /* GFX_PLATFORM_QT_H */
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