1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/thebes/gfxQtPlatform.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,121 @@
1.4 +/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
1.5 + * This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +#ifndef GFX_PLATFORM_QT_H
1.10 +#define GFX_PLATFORM_QT_H
1.11 +
1.12 +#include "gfxPlatform.h"
1.13 +#include "nsAutoRef.h"
1.14 +#include "nsDataHashtable.h"
1.15 +#include "nsTArray.h"
1.16 +#ifdef MOZ_X11
1.17 +#include "X11/Xlib.h"
1.18 +#endif
1.19 +
1.20 +class gfxImageSurface;
1.21 +class gfxFontconfigUtils;
1.22 +class QWindow;
1.23 +
1.24 +class gfxQtPlatform : public gfxPlatform {
1.25 +public:
1.26 + gfxQtPlatform();
1.27 + virtual ~gfxQtPlatform();
1.28 +
1.29 + static gfxQtPlatform *GetPlatform() {
1.30 + return static_cast<gfxQtPlatform*>(gfxPlatform::GetPlatform());
1.31 + }
1.32 +
1.33 + virtual already_AddRefed<gfxASurface>
1.34 + OptimizeImage(gfxImageSurface *aSurface,
1.35 + gfxImageFormat format) MOZ_OVERRIDE;
1.36 + virtual already_AddRefed<gfxASurface>
1.37 + CreateOffscreenSurface(const IntSize& size,
1.38 + gfxContentType contentType) MOZ_OVERRIDE;
1.39 +
1.40 + virtual mozilla::TemporaryRef<mozilla::gfx::ScaledFont>
1.41 + GetScaledFontForFont(mozilla::gfx::DrawTarget* aTarget, gfxFont *aFont) MOZ_OVERRIDE;
1.42 +
1.43 + virtual nsresult GetFontList(nsIAtom *aLangGroup,
1.44 + const nsACString& aGenericFamily,
1.45 + nsTArray<nsString>& aListOfFonts) MOZ_OVERRIDE;
1.46 +
1.47 + virtual nsresult UpdateFontList() MOZ_OVERRIDE;
1.48 +
1.49 + virtual nsresult ResolveFontName(const nsAString& aFontName,
1.50 + FontResolverCallback aCallback,
1.51 + void *aClosure, bool& aAborted) MOZ_OVERRIDE;
1.52 +
1.53 + virtual nsresult GetStandardFamilyName(const nsAString& aFontName, nsAString& aFamilyName) MOZ_OVERRIDE;
1.54 +
1.55 + virtual gfxFontGroup *CreateFontGroup(const nsAString &aFamilies,
1.56 + const gfxFontStyle *aStyle,
1.57 + gfxUserFontSet* aUserFontSet) MOZ_OVERRIDE;
1.58 +
1.59 + /**
1.60 + * Look up a local platform font using the full font face name (needed to
1.61 + * support @font-face src local() )
1.62 + */
1.63 + virtual gfxFontEntry* LookupLocalFont(const gfxProxyFontEntry *aProxyEntry,
1.64 + const nsAString& aFontName) MOZ_OVERRIDE;
1.65 +
1.66 + /**
1.67 + * Activate a platform font (needed to support @font-face src url() )
1.68 + *
1.69 + */
1.70 + virtual gfxFontEntry* MakePlatformFont(const gfxProxyFontEntry *aProxyEntry,
1.71 + const uint8_t *aFontData,
1.72 + uint32_t aLength) MOZ_OVERRIDE;
1.73 +
1.74 + /**
1.75 + * Check whether format is supported on a platform or not (if unclear,
1.76 + * returns true).
1.77 + */
1.78 + virtual bool IsFontFormatSupported(nsIURI *aFontURI,
1.79 + uint32_t aFormatFlags) MOZ_OVERRIDE;
1.80 +
1.81 + virtual void ClearPrefFonts() { mPrefFonts.Clear(); }
1.82 +
1.83 + static int32_t GetDPI();
1.84 +
1.85 + virtual gfxImageFormat GetOffscreenFormat() MOZ_OVERRIDE;
1.86 +#ifdef MOZ_X11
1.87 + static Display* GetXDisplay(QWindow* aWindow = 0);
1.88 + static Screen* GetXScreen(QWindow* aWindow = 0);
1.89 +#endif
1.90 +
1.91 + virtual int GetScreenDepth() const MOZ_OVERRIDE;
1.92 +
1.93 + virtual bool SupportsOffMainThreadCompositing() MOZ_OVERRIDE;
1.94 +
1.95 +protected:
1.96 + static gfxFontconfigUtils *sFontconfigUtils;
1.97 +
1.98 +private:
1.99 +
1.100 + bool UseXRender() {
1.101 +#if defined(MOZ_X11)
1.102 + if (GetContentBackend() != mozilla::gfx::BackendType::NONE &&
1.103 + GetContentBackend() != mozilla::gfx::BackendType::CAIRO)
1.104 + return false;
1.105 +
1.106 + return sUseXRender;
1.107 +#else
1.108 + return false;
1.109 +#endif
1.110 + }
1.111 +
1.112 + virtual void GetPlatformCMSOutputProfile(void *&mem, size_t &size) MOZ_OVERRIDE;
1.113 +
1.114 + // TODO: unify this with mPrefFonts (NB: holds families, not fonts) in gfxPlatformFontList
1.115 + nsDataHashtable<nsCStringHashKey, nsTArray<nsRefPtr<gfxFontEntry> > > mPrefFonts;
1.116 +
1.117 + int mScreenDepth;
1.118 +#ifdef MOZ_X11
1.119 + static bool sUseXRender;
1.120 +#endif
1.121 +};
1.122 +
1.123 +#endif /* GFX_PLATFORM_QT_H */
1.124 +
