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/*
* GraphLCD graphics library
*
* font.h - font handling
*
* based on graphlcd plugin 0.1.1 for the Video Disc Recorder
* (c) 2001-2004 Carsten Siebholz <c.siebholz AT t-online.de>
*
* This file is released under the GNU General Public License. Refer
* to the COPYING file distributed with this package.
*
* (c) 2004-2010 Andreas Regel <andreas.regel AT powarman.de>
* (c) 2010-2011 Wolfgang Astleitner <mrwastl AT users sourceforge net>
* Andreas 'randy' Weinberger
*/
#ifndef _GLCDGRAPHICS_FONT_H_
#define _GLCDGRAPHICS_FONT_H_
#include <string>
#include <vector>
#include "bitmap.h"
namespace GLCD
{
class cBitmapCache;
class cFont
{
private:
int totalWidth;
int totalHeight;
int totalAscent;
int spaceBetween;
int lineHeight;
cBitmap * characters[256];
int fontType; //original or FT2 font, 1-original, 2-ft2
bool isutf8;
wchar_t iconv_lut[256]; // lookup table needed if encoding != UTF-8
cBitmapCache *characters_cache;
void *ft2_library; //FT_Library
void *ft2_face; //FT_Face
protected:
void Init();
void Unload();
public:
cFont();
~cFont();
bool LoadFNT(const std::string & fileName, const std::string & encoding = "UTF-8");
bool SaveFNT(const std::string & fileName) const;
bool LoadFT2(const std::string & fileName, const std::string & encoding,
int size, bool dingBats = false);
int TotalWidth() const { return totalWidth; };
int TotalHeight() const { return totalHeight; };
int TotalAscent() const { return totalAscent; };
int SpaceBetween() const { return spaceBetween; };
int LineHeight() const { return lineHeight; };
void SetTotalWidth(int width) { totalWidth = width; };
void SetTotalHeight(int height) { totalHeight = height; };
void SetTotalAscent(int ascent) { totalAscent = ascent; };
void SetSpaceBetween(int width) { spaceBetween = width; };
void SetLineHeight(int height) { lineHeight = height; };
int Width(uint32_t ch) const;
int Width(const std::string & str) const;
int Width(const std::string & str, unsigned int len) const;
int Height(uint32_t ch) const;
int Height(const std::string & str) const;
int Height(const std::string & str, unsigned int len) const;
const cBitmap * GetCharacter(uint32_t ch) const;
void SetCharacter(char ch, cBitmap * bitmapChar);
void WrapText(int Width, int Height, std::string & Text,
std::vector <std::string> & Lines, int * TextWidth = NULL) const;
bool IsUTF8(void) const { return isutf8; }
};
} // end of namespace
#endif
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