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display.h

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#ifndef __DISPLAY_H
#define __DISPLAY_H

#define   ALPHA_NONE                    0
#define   ALPHA_BLACK                   1
#define   ALPHA_WHITE                   2
#define   ALPHA_RED                     3
#define   ALPHA_GREEN                   4
#define   ALPHA_BLUE                    5
#define   ALPHA_PIXEL_TOPLEFT           6
#define   ALPHA_PIXEL_TOPRIGHT          7
#define   ALPHA_PIXEL_BOTTOMRIGHT       8
#define   ALPHA_PIXEL_BOTTOMLEFT        9

#define FONT_COLOR_NORMAL               0
#define FONT_COLOR_SELECTED             1

/* Stores the data and provides the interface to
 * working with the display.
 */
 
class Display
{
private:
  bool fullscreen; 
  int width; 
  int height; 
  /* title plane */
  /* screen 
   * NOTE: "screen" should never be freed, as explained
   * in the manual.  http://sdldoc.csn.ul.ie/sdlsetvideomode.php
   */
  SDL_Surface   *screen;
  SDL_Surface   *font; 
  SFont_FontInfo *font_sel; 
  SDL_Surface *title_plane;
  void SetVideoMode();
  void SetFonts();

public:
  Display();
  ~Display();
  SDL_Surface *GetScreen();
  SDL_Surface *CreateSurface( int w, int h );
  SDL_Surface *CreateSurfaceFromFile( string filename, int alpha );
  SDL_Surface *LoadImage( string filename );
  void SetFullScreen( bool );
  void DrawText( int x, int y, string text_str, int font_color );
  void DrawTextCentered( int y, string text_str, int font_color );
  void DrawGameMessage ( string text, int alpha);
  void DrawTitlePlane();
  void DrawRect( int x, int y, int w, int h,
                 Uint8 r, Uint8 g, Uint8 b, int alpha );
  void DrawBlackPlane(int alpha);
  void DrawInfo(list<string> info);
  void Flip();
  int Width();
  int Height();
  int WidthHalf();
  int HeightHalf();
  int WidthInTiles();
  int HeightInTiles();
  void SetWidthHeightInTiles( int w, int h );
};

#endif /* __DISPLAY_H */

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