/* -*- 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 Mozilla Foundation code.
 *
 * The Initial Developer of the Original Code is Mozilla Foundation.
 * Portions created by the Initial Developer are Copyright (C) 2009
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Vladimir Vukicevic <vladimir@mozilla.com>
 *   Masayuki Nakano <masayuki@d-toybox.com>
 *   Behdad Esfahbod <behdad@gnome.org>
 *   Mats Palmgren <mats.palmgren@bredband.net>
 *   Karl Tomlinson <karlt+@karlt.net>, Mozilla Corporation
 *   Takuro Ashie <ashie@clear-code.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_FT2FONTBASE_H
#define GFX_FT2FONTBASE_H

#include "cairo.h"
#include "gfxContext.h"
#include "gfxFont.h"

class gfxFT2FontBase : public gfxFont {
public:
    gfxFT2FontBase(cairo_scaled_font_t *aScaledFont,
                   gfxFontEntry *aFontEntry,
                   const gfxFontStyle *aFontStyle);
    virtual ~gfxFT2FontBase();

    PRUint32 GetGlyph(PRUint32 aCharCode);
    void GetGlyphExtents(PRUint32 aGlyph,
                         cairo_text_extents_t* aExtents);
    virtual const gfxFont::Metrics& GetMetrics();
    virtual PRUint32 GetSpaceGlyph();
    virtual hb_blob_t *GetFontTable(PRUint32 aTag);
    virtual bool ProvidesGetGlyph() const { return true; }
    virtual PRUint32 GetGlyph(PRUint32 unicode, PRUint32 variation_selector);
    virtual bool ProvidesGlyphWidths() { return true; }
    virtual PRInt32 GetGlyphWidth(gfxContext *aCtx, PRUint16 aGID);

    cairo_scaled_font_t *CairoScaledFont() { return mScaledFont; };
    virtual bool SetupCairoFont(gfxContext *aContext);

protected:
    PRUint32 mSpaceGlyph;
    bool mHasMetrics;
    Metrics mMetrics;
};

#endif /* GFX_FT2FONTBASE_H */
