qzdoom-gpl/src/v_font.h
2006-08-31 00:16:12 +00:00

156 lines
4.3 KiB
C++

/*
** v_font.h
**
**---------------------------------------------------------------------------
** Copyright 1998-2006 Randy Heit
** All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions
** are met:
**
** 1. Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** 2. Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in the
** documentation and/or other materials provided with the distribution.
** 3. The name of the author may not be used to endorse or promote products
** derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**---------------------------------------------------------------------------
**
*/
#ifndef __V_FONT_H__
#define __V_FONT_H__
#include "doomtype.h"
#include "farchive.h"
class DCanvas;
class FTexture;
enum EColorRange
{
CR_BRICK,
CR_TAN,
CR_GRAY,
CR_GREY = CR_GRAY,
CR_GREEN,
CR_BROWN,
CR_GOLD,
CR_RED,
CR_BLUE,
CR_ORANGE,
CR_WHITE,
CR_YELLOW,
CR_UNTRANSLATED,
CR_BLACK,
CR_LIGHTBLUE,
CR_CREAM,
CR_OLIVE,
CR_DARKGREEN,
CR_DARKRED,
CR_DARKBROWN,
CR_PURPLE,
CR_DARKGRAY,
NUM_TEXT_COLORS
};
extern int NumTextColors;
inline FArchive &operator<< (FArchive &arc, EColorRange &i)
{
BYTE val = (BYTE)i;
arc << val;
i = (EColorRange)val;
return arc;
}
class FFont
{
public:
FFont (const char *fontname, const char *nametemplate, int first, int count, int base);
~FFont ();
FTexture *GetChar (int code, int *const width) const;
int GetCharWidth (int code) const;
byte *GetColorTranslation (EColorRange range) const;
int GetSpaceWidth () const { return SpaceWidth; }
int GetHeight () const { return FontHeight; }
int GetDefaultKerning () const { return GlobalKerning; }
static FFont *FindFont (const char *fontname);
// Return width of string in pixels (unscaled)
int StringWidth (const byte *str) const;
inline int StringWidth (const char *str) const { return StringWidth ((const byte *)str); }
protected:
FFont ();
void BuildTranslations (const double *luminosity, const BYTE *identity, const void *ranges);
static int SimpleTranslation (byte *colorsused, byte *translation, byte *identity, double **luminosity);
int FirstChar, LastChar;
int SpaceWidth;
int FontHeight;
int GlobalKerning;
struct CharData
{
FTexture *Pic;
} *Chars;
int ActiveColors;
BYTE *Ranges;
BYTE *PatchRemap;
char *Name;
FFont *Next;
static FFont *FirstFont;
friend struct FontsDeleter;
friend void V_Shutdown();
friend FArchive &SerializeFFontPtr (FArchive &arc, FFont* &font);
};
template<> inline FArchive &operator<< <FFont> (FArchive &arc, FFont* &font)
{
return SerializeFFontPtr (arc, font);
}
class FSingleLumpFont : public FFont
{
public:
FSingleLumpFont (const char *fontname, int lump);
protected:
void CheckFON1Chars (int lump, const BYTE *data, double *luminosity);
void BuildTranslations2 ();
void FixupPalette (BYTE *identity, double *luminosity, const BYTE *palette, bool rescale);
void LoadFON1 (int lump, const BYTE *data);
void LoadFON2 (int lump, const BYTE *data);
void CreateFontFromPic (int picnum);
};
void RecordTextureColors (FTexture *pic, byte *colorsused);
extern FFont *SmallFont, *SmallFont2, *BigFont, *ConFont;
void V_InitCustomFonts ();
void V_InitFontColors ();
EColorRange V_FindFontColor (FName name);
#endif //__V_FONT_H__