main.c

本人自己编写的Linux下的象棋程序

#include "function.h"


void do_with(int (*func)(int, int,int, int, SDL_Surface*, SDL_Surface*), 
				int *x0, int *y0, int x, int y , SDL_Surface *screen, 
                      		SDL_Surface *qipan_screen, int *flag )
{
	int ret = func(*x0, *y0, x, y, screen, qipan_screen);
	if(ret == 0)
	{
		*x0 = -1;
		*y0 = -1;
		*flag = !(*flag);

	}
	 else if(ret == 1)
	{
		display_end(screen);
	}
	else if (qipan[x][y] != 0 && ret == -1)
	{
		if((((*flag == 0)) && (qipan[x][y] <= 16) && (qipan[x][y] >=1))
                        || (((*flag) != 0) && (qipan[x][y]> 16)))				     
		{   
			change_to(*x0, *y0, x, y, screen, qipan_screen);
			*x0 = x;
			*y0 = y;
		}  
	}			     
}



int main(int argc, char *argv[])
{      
    int x0 = -1;
    int y0 = -1;
    int x = 0;
    int y = 0;
    int flag = 0;  

    if ( SDL_Init(SDL_INIT_AUDIO) < 0 ) 
    {
        fprintf(stderr, "can not init SDL: %s\n", SDL_GetError());
        exit(1);
    }
    atexit(SDL_Quit);
    
    SDL_Surface *screen = NULL;
    
    screen = SDL_SetVideoMode(725, 610, 32, SDL_HWSURFACE | SDL_DOUBLEBUF);
                             
    if ( screen == NULL ) 
    {
        fprintf(stderr, "can not set 800x600%s\n", SDL_GetError());
        exit(1);
    }
    
    init_qizi(); 
    init_qipan(); 
    SDL_Surface *qipan_screen;
    qipan_screen = (SDL_Surface *)load_image(QIPAN);
    display_qipan(qipan_screen, screen);
    display_window(screen);
    display_start1(screen);
    int done = 0;    
    while (!done)
    {    
        SDL_Event event;
		
        while (SDL_PollEvent (&event))
        {	    	    
            	switch (event.type)
            	{
		case SDL_MOUSEBUTTONUP:
                 	if (event.button.x >= 615 && event.button.x <= 665 && event.button.y >= 400 && event.button.y <= 425)
			{
			 	display_start1(screen);
			}     				 		 
		break;				
	     	case SDL_MOUSEBUTTONDOWN:		
                 	if (event.button.x >= 615 && event.button.x <= 665 && event.button.y >= 400 && event.button.y <= 425)
			{
			 	display_start2(screen);
				start_again(qipan_screen, screen);
				flag = 0;
				x0 = -1;
				y0 = -1;
    				x = 0;
    				y = 0;
			}     				 		 
					 
                   	 else if (exchange_pos(event.button.x, event.button.y, &x, &y) == 0)
                    	{
				if((x0 == x) && (y0 == y))
				{
					break;
				}
                        	if((x0==-1)&&(y0==-1))
                        	{
		            		if(((flag == 0) && (qipan[x][y] <= 16) && (qipan[x][y] >=1))			                             
						    || ((flag != 0) && (qipan[x][y]> 16)))
                            		{
			        		x0 = x;
                                		y0 = y;
						flash_qizi(x0, y0, screen);
			    		}	 
                        	}
                        	else
                        	{  	
			    		switch(qipan[x0][y0])
			    		{
			     		case RL_CAR:
			     		case RR_CAR:
			     		case BL_CAR:
			     		case BR_CAR:		   
  						do_with(car_rules, &x0, &y0, x, y, screen, qipan_screen, &flag);
			    			break;
			    		case RL_PAO:
			    		case RR_PAO:
			    		case BL_PAO:
			    		case BR_PAO:
  						do_with(pao_rules, &x0, &y0, x, y, screen, qipan_screen, &flag);
			    			break;
			    		case R_BING1:
			    		case R_BING2:
			    		case R_BING3:
			    		case R_BING4:
			    		case R_BING5:
			    		case B_ZU1:
			    		case B_ZU2:
			    		case B_ZU3:
			    		case B_ZU4:
			    		case B_ZU5:
  						do_with(bing_zu_rules, &x0, &y0, x, y, screen, qipan_screen, &flag);
			    			break;
					case RL_HOR:
					case RR_HOR:
					case BL_HOR:
					case BR_HOR:
					        do_with(horse_rules, &x0, &y0, x, y, screen, qipan_screen, &flag);
						break;
					case RL_ELF:
					case RR_ELF:
					case BL_ELF:
					case BR_ELF:
					      	do_with(elf_rules, &x0, &y0, x, y, screen, qipan_screen, &flag);
						break;
					case RL_NURSE:
					case RR_NURSE:
					case BL_NURSE:
					case BR_NURSE:
					      	do_with(nurse_rules, &x0, &y0, x, y, screen, qipan_screen, &flag);
						break;
					case RC_MAS:
					case	BC_MAS:
						do_with(master_rules, &x0, &y0, x, y, screen, qipan_screen, &flag);
						break;					
			 		}   			    	 
				}       
		    	} 
		    	break;
                case SDL_QUIT:
                    	done = 1;
                    	break;
                default:
                    	break;
            	}	
	    	if( SDL_Flip( screen ) == -1 )
	    	{
	        	return 1; 	    
	    	}	    	    	 		   	  	 	  	 	  	  
	}
    }
    return 0;
}