graphics.h

   1
   2 /**
   3  *
   4  * Tennix! SDL Port
   5  * Copyright (C) 2003, 2007 Thomas Perl <thp@perli.net>
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License
   9  * as published by the Free Software Foundation; either version 2
  10  * of the License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  20  * MA  02110-1301, USA.
  21  *
  22  **/
  23
  24 #ifndef __GRAPHICS_H
  25 #define __GRAPHICS_H
  26
  27 #include "tennix.h"
  28
  29 #include "SDL_image.h"
  30
  31 #define FADE_DURATION 500
  32
  33 typedef struct {
  34     SDL_Surface* data;
  35 } Image;
  36
  37 enum {
  38     GR_COURT = 0,
  39     GR_SHADOW,
  40     GR_RACKET,
  41     GR_GROUND,
  42     GR_BALL,
  43     GR_SCORE,
  44     GR_MENU,
  45     GR_ANIMATION,
  46     GR_SMALLISH_FONT,
  47     GR_COUNT
  48 };
  49
  50 enum {
  51     ANIMATION_NONE = 0,
  52     ANIMATION_WAVE = 1,
  53     ANIMATION_SPACING = 2,
  54     ANIMATION_SKIP_TWO = 4,
  55     ANIMATION_COUNT = 8
  56 };
  57
  58 void init_graphics( const char*);
  59 void uninit_graphics();
  60 void show_sprite( unsigned int, int, int, int, int, int);
  61 void show_image( unsigned int, int, int, int);
  62 void show_digit( int, int, int, int);
  63 void line_horiz( int y, Uint8 r, Uint8 g, Uint8 b);
  64 void line_vert( int x, Uint8 r, Uint8 g, Uint8 b);
  65 void rectangle( int x, int y, int w, int h, Uint8 r, Uint8 g, Uint8 b);
  66 void introimage( unsigned int);
  67 void clearscr();
  68 void updatescr();
  69 void start_fade();
  70 int is_fading();
  71
  72 int font_get_metrics( unsigned int id, char ch, int* xp, int* wp);
  73 int font_draw_char( unsigned int id, char ch, int x_offset, int y_offset);
  74 void font_draw_string( unsigned int id, char* s, int x_offset, int y_offset, int start, int animation);
  75 int font_get_string_width( unsigned int id, char* s);
  76
  77 #endif
  78