gecko/gfx/thebes/public/gfxAtsuiFonts.h

119 lines
3.8 KiB
C++

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is thebes gfx code.
*
* The Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2006-2009
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Vladimir Vukicevic <vladimir@pobox.com>
* Masayuki Nakano <masayuki@d-toybox.com>
* John Daggett <jdaggett@mozilla.com>
* Jonathan Kew <jfkthame@gmail.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef GFX_ATSUIFONTS_H
#define GFX_ATSUIFONTS_H
#ifndef __LP64__ /* ATSUI not available on 64-bit */
#include "cairo.h"
#include "gfxTypes.h"
#include "gfxFont.h"
#include "gfxFontUtils.h"
#include "gfxPlatform.h"
#include <Carbon/Carbon.h>
class MacOSFontEntry;
#define kLiGothicBadCharUnicode 0x775B // ATSUI failure on 10.6 (bug 532346)
#define kLiGothicBadCharGlyph 3774 // the expected glyph for this char
class gfxAtsuiFont : public gfxFont {
public:
gfxAtsuiFont(MacOSFontEntry *aFontEntry,
const gfxFontStyle *fontStyle, PRBool aNeedsBold);
virtual ~gfxAtsuiFont();
virtual const gfxFont::Metrics& GetMetrics();
float GetCharWidth(PRUnichar c, PRUint32 *aGlyphID = nsnull);
float GetCharHeight(PRUnichar c);
ATSFontRef GetATSFontRef();
cairo_font_face_t *CairoFontFace() { return mFontFace; }
cairo_scaled_font_t *CairoScaledFont() { return mScaledFont; }
ATSUStyle GetATSUStyle() { return mATSUStyle; }
virtual nsString GetUniqueName();
virtual PRUint32 GetSpaceGlyph() { return mSpaceGlyph; }
PRBool HasMirroringInfo();
virtual void SetupGlyphExtents(gfxContext *aContext, PRUint32 aGlyphID,
PRBool aNeedTight, gfxGlyphExtents *aExtents);
protected:
const gfxFontStyle *mFontStyle;
ATSUStyle mATSUStyle;
PRBool mHasMirroring;
PRBool mHasMirroringLookedUp;
nsString mUniqueName;
cairo_font_face_t *mFontFace;
cairo_scaled_font_t *mScaledFont;
gfxFont::Metrics mMetrics;
gfxFloat mAdjustedSize;
PRUint32 mSpaceGlyph;
void InitMetrics(ATSUFontID aFontID, ATSFontRef aFontRef);
virtual void InitTextRun(gfxTextRun *aTextRun,
const PRUnichar *aString,
PRUint32 aRunStart,
PRUint32 aRunLength);
virtual PRBool SetupCairoFont(gfxContext *aContext);
};
#endif /* not __LP64__ */
#endif /* GFX_ATSUIFONTS_H */