mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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97 lines
3.2 KiB
C++
97 lines
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_PANGOFONTS_H
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#define GFX_PANGOFONTS_H
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#include "cairo.h"
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#include "gfxTypes.h"
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#include "gfxFont.h"
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#include "nsAutoRef.h"
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#include "nsTArray.h"
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#include <pango/pango.h>
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class gfxFcFontSet;
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class gfxFcFont;
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class gfxProxyFontEntry;
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typedef struct _FcPattern FcPattern;
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typedef struct FT_FaceRec_* FT_Face;
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typedef struct FT_LibraryRec_ *FT_Library;
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class gfxPangoFontGroup : public gfxFontGroup {
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public:
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gfxPangoFontGroup (const nsAString& families,
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const gfxFontStyle *aStyle,
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gfxUserFontSet *aUserFontSet);
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virtual ~gfxPangoFontGroup ();
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virtual gfxFontGroup *Copy(const gfxFontStyle *aStyle);
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virtual gfxFont *GetFontAt(int32_t i);
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virtual void UpdateFontList();
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virtual already_AddRefed<gfxFont>
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FindFontForChar(uint32_t aCh, uint32_t aPrevCh, int32_t aRunScript,
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gfxFont *aPrevMatchedFont,
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uint8_t *aMatchType);
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static void Shutdown();
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// Used for @font-face { src: local(); }
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static gfxFontEntry *NewFontEntry(const gfxProxyFontEntry &aProxyEntry,
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const nsAString &aFullname);
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// Used for @font-face { src: url(); }
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static gfxFontEntry *NewFontEntry(const gfxProxyFontEntry &aProxyEntry,
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const uint8_t *aFontData,
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uint32_t aLength);
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private:
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// @param aLang [in] language to use for pref fonts and system default font
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// selection, or NULL for the language guessed from the gfxFontStyle.
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// The FontGroup holds a reference to this set.
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gfxFcFontSet *GetFontSet(PangoLanguage *aLang = NULL);
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class FontSetByLangEntry {
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public:
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FontSetByLangEntry(PangoLanguage *aLang, gfxFcFontSet *aFontSet);
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PangoLanguage *mLang;
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nsRefPtr<gfxFcFontSet> mFontSet;
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};
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// There is only one of entry in this array unless characters from scripts
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// of other languages are measured.
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nsAutoTArray<FontSetByLangEntry,1> mFontSets;
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gfxFloat mSizeAdjustFactor;
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PangoLanguage *mPangoLanguage;
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void GetFcFamilies(nsTArray<nsString> *aFcFamilyList,
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nsIAtom *aLanguage);
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// @param aLang [in] language to use for pref fonts and system font
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// resolution, or NULL to guess a language from the gfxFontStyle.
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// @param aMatchPattern [out] if non-NULL, will return the pattern used.
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already_AddRefed<gfxFcFontSet>
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MakeFontSet(PangoLanguage *aLang, gfxFloat aSizeAdjustFactor,
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nsAutoRef<FcPattern> *aMatchPattern = NULL);
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gfxFcFontSet *GetBaseFontSet();
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gfxFcFont *GetBaseFont();
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gfxFloat GetSizeAdjustFactor()
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{
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if (mFontSets.Length() == 0)
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GetBaseFontSet();
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return mSizeAdjustFactor;
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}
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friend class gfxSystemFcFontEntry;
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static FT_Library GetFTLibrary();
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};
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#endif /* GFX_PANGOFONTS_H */
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