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font_ttf.h

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/*
        $Id: font_ttf.h,v 1.11 2001/03/08 04:09:55 plasmoid Exp $

        ------------------------------------------------------------------------
        ClanLib, the platform independent game SDK.

        This library is distributed under the GNU LIBRARY GENERAL PUBLIC LICENSE
        version 2. See COPYING for details.

        For a total list of contributers see CREDITS.

        ------------------------------------------------------------------------

        File purpose:
                TrueType Font support through the FreeType library
*/

#ifndef header_font_tt
#define header_font_tt

#include <Display/Font/font_generic.h>

struct font_adj
{
        int top;
        int left;
};

class CL_InputSourceProvider;
class CL_InputSource;
class CL_String;
class CL_Canvas;
class CL_Surface;
class CL_Font_Generic;

class CL_Font_TTF : public CL_Font_Generic
{
 public:
  CL_Font_TTF(CL_String name, CL_InputSourceProvider* provider);
  virtual ~CL_Font_TTF();

  virtual int get_height() {return height;}
  virtual int get_text_width(const char *text);
  virtual int get_char_width(const char character);

  virtual void print_left(int x, int y, const char *text, int n_height=1);
  virtual void print_left(int x, int y, float scale_x, float scale_y, const char *text);
  virtual void print_center(int x, int y, const char *text);
  virtual void print_right(int x, int y, const char *text);

  virtual void put_target(int x, int y, const char *text, CL_Target *target, int alignment);
  int change_size(int size);
  unsigned int change_colour(unsigned char r, unsigned char g, unsigned char b, unsigned char a);

 protected:

  void generate_font();

  int num_faces; //How many font faces in this font pkg
  int num_glyphs; //How many character images in this face
  unsigned int flags; //Describes Font_face properties
  int num_fixed_sizes; //The number of unique sizes for the font face

  CL_InputSourceProvider *input_provider;
  CL_InputSource *input_source;
  CL_String filename;

  CL_Surface *chars[256];
  font_adj adjust[256]; //One for each letter
  bool chars_init;

  int width;
  int height;
  int space_len;
  int subtract_width;

  unsigned char* font_mem;
  int *font_sizes;
  int size;

  unsigned char r,g,b,a;

};

#endif

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