int del_iproute(const char * dst, const char * table)
{
return change_route(dst, NULL, table, 1);
}
void main_page(int *choice)
{
CAR cp1;
MAP mp;
mp.map_xspeed=0;mp.map_yspeed=0;
cp1.angle=0;cp1.xspeed=0;cp1.yspeed=0;
double speed=0;
double map_speed=0;
int i=0;
int flag_click_beg=0; //the three flags are used to judge if the "Start","Finish","Begin" button is pressed
double distance=0; //此距离要根据选择路径的函数来实时反馈
int start_point=-1, finish_point=-1;
int center_x;
int center_y;
int flag_judge_finish=0;
int flag_road_error=0;
int map_first=0; //to judge car whether it is out of bounds(150,100,400,250)
double p_distance[SPOTNUM][SPOTNUM];
double d[SPOTNUM];
int path[SPOTNUM];
POINT point[SPOTNUM];
STREET all_street[18];
LITTLE all_ninebuilding[3];
LITTLE all_small_door[5];
LITTLE all_tree[10];
LITTLE all_mpeople[5];
LITTLE all_wpeople[5];
LITTLE all_lake[3];
LITTLE all_playground[3];
LITTLE all_bigbuilding[5];
LITTLE all_house[10];
LITTLE bicycle[3];
init_map(all_street,all_tree,all_mpeople,all_wpeople,all_ninebuilding,all_playground,all_small_door,all_lake,all_bigbuilding,all_house,bicycle);
init_point_info(point,p_distance);
while(1)
{
flag_click_beg=0;
flag_judge_finish=0;
InitGra(350);
setbkcolor(LIGHTGREEN);
draw_map(all_street,all_tree,all_mpeople,all_wpeople,all_ninebuilding,all_playground,all_small_door,all_lake,all_bigbuilding,all_house,bicycle);
right_plus();
while(!(1==flag_click_beg && start_point>=0 && finish_point>=0))
{
switch(*choice)
{
case 0:
search(point,&flag_click_beg,&start_point,&finish_point);
break;
case 1:
mouse_ctrl(&flag_click_beg,&start_point,&finish_point);
break;
default:
break;
}
cleardevice();
draw_map(all_street,all_tree,all_mpeople,all_wpeople,all_ninebuilding,all_playground,all_small_door,all_lake,all_bigbuilding,all_house,bicycle);
mouse_click();
}
shortestpath(p_distance,SPOTNUM,d,path,start_point);
distance=rest_distance(&cp1,point[finish_point]);
center_x=340-point[start_point].x;
center_y=170-point[start_point].y;
second_init_map(¢er_x, ¢er_y,point,all_street,all_tree,all_mpeople,all_wpeople,all_ninebuilding,all_playground,all_small_door,all_lake,all_bigbuilding,all_house,bicycle);
cp1.x=point[start_point].x;
cp1.y=point[start_point].y;
while(0==flag_judge_finish && 0==flag_road_error)
{
while(0==flag_judge_finish && 0==flag_road_error) //有没有完成一次导航的标志，如果完成就会跳出大循环
{
for(i=0;i<2;i++)
{
setactivepage(i);
cleardevice();
draw_map(all_street,all_tree,all_mpeople,all_wpeople,all_ninebuilding,all_playground,all_small_door,all_lake,all_bigbuilding,all_house,bicycle);
drawroutine(start_point, finish_point,point,path); //画出最短的路径
car_control(&cp1,&speed);
map_ctrl(&mp,&cp1,&speed,&map_first,&map_speed,point,all_street,all_tree,all_mpeople,all_wpeople,
all_ninebuilding,all_playground,all_small_door,all_lake,all_bigbuilding,all_house,bicycle);
distance=rest_distance(&cp1,point[finish_point]);
draw_car(&cp1);
mouse_click();
show_distance(&distance);
/*======================判断小车所处位置=============================*/
judge_pre_car(&cp1,point);
change_route(&cp1, point, &start_point, &finish_point,path,&flag_road_error);
warning(&map_speed, &speed);
setvisualpage(i);
delay(15);
}
flag_judge_finish=judge_finish(&cp1,point[finish_point]);
}
if(1==flag_judge_finish)
{
distance=0;
draw_bar1(494,57,636,78,LIGHTGRAY);
dis_hz(495,60,"到达目的地",0,20,YELLOW);
guidance_end(150,100);
cp1.angle=0;
flag_click_beg=0;
speed=0;
map_speed=0; //再次进入的时候，还是先判断车速
start_point=-1;
finish_point=-1;
map_first=0;
}
if(1==flag_road_error)
{
shortestpath(p_distance,SPOTNUM,d,path,start_point);
draw_bar1(494,57,636,150,LIGHTGRAY);
dis_hz(495,60,"路线错误，正在",0,18,LIGHTRED);
dis_hz(495,80,"为您重新查找……",0,18,LIGHTRED);
delay(1000);
draw_bar1(494,57,636,150,LIGHTGRAY);
flag_road_error=0;
}
}
}
}
int add_iproute(const char * dst, const char * gw_ip, const char * table)
{
return change_route(dst, gw_ip, table, 0);
}
