Tileset.cpp

   1 #include "Tileset.h"
   2 #include "Game.h"
   3
   4 namespace botor
   5 {
   6
   7         //template<unsigned int TILE_WIDTH, unsigned int TILE_HEIGHT>
   8         void Tileset::unload()
   9         {
  10                 if( tileset )
  11                         SDL_FreeSurface( tileset );
  12         }
  13
  14         //template<unsigned int TILE_WIDTH, unsigned int TILE_HEIGHT>
  15         bool Tileset::load( const char* ftile )
  16         {
  17                 if( tileset )
  18                         SDL_FreeSurface( tileset );
  19
  20                 tileset = SDL_LoadBMP( ftile );
  21
  22                 if( tileset )
  23                 {
  24                         SET_WIDTH = tileset->w / TILE_WIDTH;
  25                         SET_HEIGHT = tileset->h / TILE_HEIGHT;
  26
  27                         return true;
  28                 }
  29                 else
  30                         return false;
  31         }
  32
  33         //template<unsigned int TILE_WIDTH, unsigned int TILE_HEIGHT>
  34         void Tileset::Draw( Sint16 x, Sint16 y, unsigned int tileID )
  35         {
  36                 SDL_Rect tileRect;
  37
  38                 if(!tileset)
  39                         return; //throw error?
  40
  41
  42                 tileRect.x = (tileID % SET_WIDTH) * TILE_WIDTH;
  43                 tileRect.y = ((int)(tileID / SET_HEIGHT)) * TILE_HEIGHT;
  44                 tileRect.w = TILE_WIDTH;
  45                 tileRect.h = TILE_HEIGHT;
  46
  47                 Game::getVideo()->Blit( tileset, &tileRect, x, y );
  48         }
  49
  50 }