graphics.h

   1
   2 /**
   3  *
   4  * Tennix! SDL Port
   5  * Copyright (C) 2003, 2007, 2008, 2009 Thomas Perl <thp@thpinfo.com>
   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 #include "SDL_ttf.h"
  31
  32 #define RECT_UPDATE_CACHE 150
  33
  34 #define FADE_DURATION 500
  35 #define BUTTON_HIGHLIGHT 0.4
  36 #define BUTTON_BORDER 2
  37
  38 #define GET_PIXEL_DATA(surface,x,y) (*((Uint32*)((char*)surface->pixels + x * surface->format->BytesPerPixel + y * surface->pitch)))
  39
  40 #define GET_PIXEL_RGB(surface,x,y,r,g,b) (SDL_GetRGB( GET_PIXEL_DATA(surface,x,y), surface->format, r, g, b))
  41 #define SET_PIXEL_RGB(surface,x,y,r,g,b) (GET_PIXEL_DATA(surface,x,y)=SDL_MapRGB(surface->format, r, g, b))
  42
  43 struct _FreeListItem {
  44     char* data;
  45     struct _FreeListItem* next;
  46 };
  47
  48 typedef struct _FreeListItem FreeListItem;
  49
  50 typedef struct {
  51     FreeListItem* head;
  52 } FreeList;
  53
  54 FreeList* freelist_create();
  55 void freelist_append(FreeList* list, char* data);
  56 void freelist_free_all(FreeList* list);
  57
  58 typedef struct {
  59     TTF_Font* data;
  60 } Font;
  61
  62 typedef struct {
  63     const char *filename;
  64     int size;
  65     int style;
  66 } FontDescription;
  67
  68 typedef unsigned int font_id;
  69 enum {
  70     FONT_SMALL = 0,
  71     FONT_MEDIUM,
  72     FONT_LARGE,
  73     FONT_XLARGE,
  74     FONT_COUNT
  75 };
  76
  77 typedef struct {
  78     SDL_Surface* data;
  79 } Image;
  80
  81 typedef unsigned int image_id;
  82 enum {
  83     GR_COURT = 0,
  84     GR_SHADOW,
  85     GR_RACKET,
  86     GR_BALL,
  87     GR_REFEREE,
  88     GR_CTT_HARD,
  89     GR_CTT_CLAY,
  90     GR_CTT_GRASS,
  91     GR_SIDEBAR,
  92     GR_TENNIXLOGO,
  93     GR_BTN_PLAY,
  94     GR_BTN_RESUME,
  95     GR_BTN_QUIT,
  96     GR_STADIUM,
  97     GR_FOG,
  98     GR_FOG2,
  99     GR_NIGHT,
 100     GR_TALK,
 101     GR_CURSOR,
 102     GR_WORLDMAP,
 103     GR_LOC_MARGARET_COURT_ARENA,
 104     GR_LOC_STADE_ROLAND_GARROS,
 105     GR_LOC_COURT_NO_1,
 106     GR_LOC_ARTHUR_ASHE_STADIUM,
 107 #ifdef NONFREE_LOCATIONS
 108     GR_LOC_TRAINING_CAMP,
 109     GR_LOC_AUSTRIAN_OPEN,
 110     GR_LOC_OLYMPIC_GREEN_TENNIS,
 111 #endif
 112     GR_COUNT
 113 };
 114
 115 #define GR_CTT_FIRST GR_CTT_HARD
 116 #define GR_CTT_LAST GR_CTT_GRASS
 117
 118 void init_graphics();
 119 void uninit_graphics();
 120 int get_image_width(image_id);
 121 int get_image_height(image_id);
 122 int get_sprite_width(image_id, int);
 123 void show_sprite(image_id, int, int, int, int, int);
 124 #define show_image(id, x_offset, y_offset, opacity) show_sprite(id, 0, 1, x_offset, y_offset, opacity)
 125 void show_image_rotozoom(image_id id, int x, int y, float rotate, float zoom);
 126 void line_horiz( int y, Uint8 r, Uint8 g, Uint8 b);
 127 void line_vert( int x, Uint8 r, Uint8 g, Uint8 b);
 128 void rectangle( int x, int y, int w, int h, Uint8 r, Uint8 g, Uint8 b);
 129 void rectangle_alpha(int x, int y, int w, int h, Uint8 r, Uint8 g, Uint8 b, Uint8 opacity);
 130 void fill_image_offset(image_id id, int x, int y, int w, int h, int offset_x, int offset_y);
 131 #define fill_image(id, x, y, w, h) fill_image_offset(id, x, y, w, h, 0, 0)
 132 void draw_button( int x, int y, int w, int h, Uint8 r, Uint8 g, Uint8 b, char pressed);
 133 void draw_button_text(const char* s, int x, int y, int w, int h, Uint8 r, Uint8 g, Uint8 b, char pressed);
 134 #define draw_button_object(button,mx,my) (draw_button_text(button.text, button.x, button.y, button.w, button.h, button.r, button.g, button.b, M_POS_BUTTON(button, mx, my)))
 135
 136 void clear_screen();
 137 void store_screen();
 138 void reset_screen();
 139
 140 void clearscr();
 141 void update_rect(Sint32 x, Sint32 y, Sint32 w, Sint32 h);
 142 #define update_rect2(r) (update_rect(r.x, r.y, r.w, r.h))
 143 void updatescr();
 144 void start_fade();
 145
 146 void font_draw_string_color(font_id id, const char* s, int x_offset, int y_offset, Uint8 r, Uint8 g, Uint8 b);
 147 #define font_draw_string(id,s,x_offset,y_offset) font_draw_string_color(id,s,x_offset,y_offset,255,255,255)
 148 int font_get_string_width(font_id id, const char* s);
 149 int font_get_height(font_id id);
 150
 151 void draw_line_faded( int x1, int y1, int x2, int y2, int r, int g, int b, int r2, int g2, int b2);
 152 #define draw_line(x1,y1,x2,y2,r,g,b) draw_line_faded(x1,y1,x2,y2,r,g,b,r,g,b)
 153
 154 extern Uint32 fading_start;
 155
 156 #endif
 157