gecko-dev/gfx/thebes/gfxAndroidPlatform.h

85 lines
2.9 KiB
C++

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* 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_ANDROID_H
#define GFX_PLATFORM_ANDROID_H
#include "gfxFT2Fonts.h"
#include "gfxPlatform.h"
#include "gfxUserFontSet.h"
#include "nsTArray.h"
namespace mozilla {
namespace dom {
class FontListEntry;
};
};
using mozilla::dom::FontListEntry;
typedef struct FT_LibraryRec_ *FT_Library;
class gfxAndroidPlatform : public gfxPlatform {
public:
gfxAndroidPlatform();
virtual ~gfxAndroidPlatform();
static gfxAndroidPlatform *GetPlatform() {
return (gfxAndroidPlatform*) gfxPlatform::GetPlatform();
}
virtual already_AddRefed<gfxASurface>
CreateOffscreenSurface(const gfxIntSize& size,
gfxASurface::gfxContentType contentType);
virtual gfxImageFormat GetOffscreenFormat() { return mOffscreenFormat; }
mozilla::TemporaryRef<mozilla::gfx::ScaledFont>
GetScaledFontForFont(mozilla::gfx::DrawTarget* aTarget, gfxFont *aFont);
// to support IPC font list (sharing between chrome and content)
void GetFontList(InfallibleTArray<FontListEntry>* retValue);
// platform implementations of font functions
virtual bool IsFontFormatSupported(nsIURI *aFontURI, uint32_t aFormatFlags);
virtual gfxPlatformFontList* CreatePlatformFontList();
virtual gfxFontEntry* MakePlatformFont(const gfxProxyFontEntry *aProxyEntry,
const uint8_t *aFontData, uint32_t aLength);
virtual void GetCommonFallbackFonts(const uint32_t aCh,
int32_t aRunScript,
nsTArray<const char*>& aFontList);
virtual nsresult GetFontList(nsIAtom *aLangGroup,
const nsACString& aGenericFamily,
nsTArray<nsString>& aListOfFonts);
virtual nsresult UpdateFontList();
virtual nsresult ResolveFontName(const nsAString& aFontName,
FontResolverCallback aCallback,
void *aClosure, bool& aAborted);
virtual nsresult GetStandardFamilyName(const nsAString& aFontName,
nsAString& aFamilyName);
virtual gfxFontGroup *CreateFontGroup(const nsAString &aFamilies,
const gfxFontStyle *aStyle,
gfxUserFontSet* aUserFontSet);
virtual bool FontHintingEnabled() MOZ_OVERRIDE;
virtual bool RequiresLinearZoom() MOZ_OVERRIDE;
FT_Library GetFTLibrary();
virtual int GetScreenDepth() const;
private:
int mScreenDepth;
gfxImageFormat mOffscreenFormat;
};
#endif /* GFX_PLATFORM_ANDROID_H */