1 /*
2  * SDLRoids - An Astroids clone.
3  *
4  * Copyright (c) 2000 David Hedbor <david@hedbor.org>
5  * 	based on xhyperoid by Russel Marks.
6  * 	xhyperoid is based on a Win16 game, Hyperoid by Edward Hutchins
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11  * GNU General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License
14  * along with this program; if not, write to the Free Software
15  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
16  *
17  */
18 
19 /*
20  * graphics.h - graphic backend prototypes.
21  */
22 
23 
24 extern float IsKeyDown(int);
25 extern void Circle(Sint16, Sint16, Sint32);
26 extern void Polyline(POINT *,int);
27 extern void SetPixel(Sint16, Sint16, Uint32);
28 extern void set_colour(int);
29 extern void score_graphics(int,int,int,int,int);
30 extern void init_graphics(int *);
31 extern void update_graphics(void);
32 extern void exit_graphics(void);
33 extern void ResetRefreshCoords(void);
34 extern void RedrawObject(void);
35 extern void lock_graphics(void);
36 extern void unlock_graphics(void);
37 
38