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/* Copyright (C) 2004 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
/**
* @file myx_gc_font_manager.h
* @brief Implements the global font manager class that handles all text output related tasks.
*/
#ifndef __GC_FONT_MANAGER_H__
#define __GC_FONT_MANAGER_H__
#include "myx_gc_utilities.h"
#ifdef USE_FONTCONFIG
#include <fontconfig/fontconfig.h>
#endif
// FTGL
#include <FTGLOutlineFont.h>
#include <FTGLPolygonFont.h>
#include <FTGLBitmapFont.h>
#include <FTGLTextureFont.h>
#include <FTGLPixmapFont.h>
#include <FTGLExtrdFont.h>
//----------------------------------------------------------------------------------------------------------------------
typedef map<string, FTFont*> Fonts;
typedef struct tagFontFileEntry
{
int useCount;
string entries[2][2];
} FontFileEntry;
typedef map<string, FontFileEntry*> FontFiles;
/**
* CFontManager is a helper class for text output in the generic canvas. It maps a description string for a font with
* attributes to a display list. If there is no display for a given font then one is created.
* The font manager is basically a singleton class. We only need one instance of it.
*/
class CFontManager
{
private:
Fonts FFonts;
bool FUseLocalDisplayLists;
string FFontResourcesPath;
#ifndef USE_FONTCONFIG
FontFiles FFiles;
#endif
protected:
string getFontFile(string family, const string& style, int Weight);
public:
CFontManager(void);
virtual ~CFontManager(void);
float ascender(const string& fontId);
void boundingBox(const wstring& output, const string& fontId, TBoundingBox& Box);
void clear(void);
float descender(const string& fontId);
string fontIdCreate(const string& family, const string& style, int weight, int fontSize);
float lineHeight(const string& fontId);
void setFontResourcesPath(const string& path);
void textOut(const wstring& output, const string& fontId);
};
//----------------------------------------------------------------------------------------------------------------------
int convertFontWeight(const string Weight);
/** Returns the singleton font manager instance. */
CFontManager* fontManager(void);
/** Increase lock count for the manager. */
void lockFontManager(void);
/** Decrease lock count for the manager. */
void unlockFontManager(void);
#endif // #ifdef __GC_FONT_MANAGER_H__
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