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#include <math.h>
#include <stdlib.h>
#include "coord.h"
#include "param.h"
#include "block.h"
#include "route.h"
#include "street.h"
#include "street_name.h"
#include "speech.h"
#include "navigation.h"
#include "data_window.h"
struct data_window *navigation_window;
static int
road_angle(struct coord *c, int dir)
{
double angle;
int dx=c[1].x-c[0].x;
int dy=c[1].y-c[0].y;
angle=atan2(dx,dy);
angle*=180/M_PI;
if (dir == -1)
angle=angle-180;
if (angle < 0)
angle+=360;
return angle;
}
static void
expand_str(char *str)
{
int len=strlen(str);
if (len > 4 && !strcmp(str+len-4,"str."))
strcpy(str+len-4,"strasse");
if (len > 4 && !strcmp(str+len-4,"Str."))
strcpy(str+len-4,"Strasse");
}
struct navigation_item {
char name1[128];
char name2[128];
int length;
int time;
int crossings_start;
int crossings_end;
int angle_start;
int angle_end;
int points;
struct coord start;
struct coord end;
};
void
navigation_goto(struct data_window *navigation_window, char **cols)
{
extern struct container *co;
unsigned long scale;
long x,y;
printf("goto %s\n",cols[8]);
sscanf(cols[8],"%lx,%lx",&x,&y);
graphics_set_view(co, &x, &y, NULL);
}
int
is_same_street(struct navigation_item *old, struct navigation_item *new)
{
if (strlen(old->name2) && !strcmp(old->name2, new->name2)) {
strcpy(old->name1, new->name1);
return 1;
}
if (strlen(old->name1) && !strcmp(old->name1, new->name1)) {
strcpy(old->name2, new->name2);
return 1;
}
return 0;
}
int
maneuver_required(struct navigation_item *old, struct navigation_item *new, int *delta)
{
if (is_same_street(old, new))
return 0;
if (old->crossings_end == 2)
return 0;
*delta=new->angle_start-old->angle_end;
if (*delta < -180)
*delta+=360;
if (*delta > 180)
*delta-=360;
if (*delta < 20 && *delta >-20)
return 0;
return 1;
}
int flag;
extern void *speech_handle;
void
make_maneuver(struct navigation_item *old, struct navigation_item *new)
{
int delta;
struct param_list param_list[20];
char angle_old[30],angle_new[30],angle_delta[30],cross_roads[30],position[30];
char command[256],*p,*dir;
param_list[0].name="Name1 Old";
param_list[0].value=old->name1;
param_list[1].name="Name2 Old";
param_list[1].value=old->name2;
param_list[2].name="Name1 New";
param_list[2].value=new->name1;
param_list[3].name="Name2 New";
param_list[3].value=new->name2;
param_list[4].name="Angle Old";
param_list[5].name="Angle New";
param_list[6].name="Delta";
param_list[7].name="Cross-Roads";
param_list[8].name="Position";
param_list[9].name="Command";
if (old->points) {
if (!maneuver_required(old, new, &delta)) {
old->length+=new->length;
old->time+=new->time;
old->crossings_end=new->crossings_end;
old->angle_end=new->angle_end;
old->points+=new->points;
} else {
sprintf(angle_old,"%d", old->angle_end);
param_list[4].value=angle_old;
sprintf(angle_new,"%d", new->angle_start);
param_list[5].value=angle_new;
sprintf(angle_delta,"%d", delta);
param_list[6].value=angle_delta;
sprintf(cross_roads,"%d", old->crossings_end);
param_list[7].value=cross_roads;
sprintf(position,"0x%lx,0x%lx", new->start.x, new->start.y);
param_list[8].value=position;
sprintf(command,"Dem Strassenverlauf %d Meter folgen, dann ", old->length);
p=command+strlen(command);
dir="rechts";
if (delta < 0) {
dir="links";
delta=-delta;
}
if (delta < 45) {
strcpy(p,"leicht ");
} else if (delta < 105) {
} else if (delta < 165) {
strcpy(p,"scharf ");
}
p+=strlen(p);
strcpy(p,dir);
p+=strlen(p);
strcpy(p," abbiegen");
param_list[9].value=command;
if (flag) {
printf("command='%s'\n", command);
#if 0
speech_say(speech_handle, command);
#endif
flag=0;
}
data_window_add(navigation_window, param_list, 10);
*old=*new;
}
} else {
*old=*new;
}
}
void
navigation_path_description(void *route)
{
int id;
struct route_path_segment *curr=route_path_get_all(route);
struct block_info blk_inf;
struct street_str *str;
struct street_name name;
struct street_coord *coord;
struct map_data *mdata=route_mapdata_get(route);
struct coord *start,*end,*tmp;
int angle_start, angle_end, angle_tmp;
struct route_crossings *crossings_start,*crossings_end;
struct navigation_item item_curr,item_last;
memset(&item_last,0,sizeof(item_last));
if (!navigation_window)
navigation_window=data_window("Navigation",NULL,navigation_goto);
data_window_begin(navigation_window);
flag=1;
while (curr) {
str=NULL;
id=curr->segid;
if (id) {
if (id < 0)
id=-id;
street_get_by_id(mdata, id, &blk_inf, &str);
coord=street_coord_get(&blk_inf, str);
start=coord->c;
end=coord->c+coord->count-1;
angle_start=road_angle(coord->c, curr->dir);
if (coord->count > 2)
angle_end=road_angle(coord->c+coord->count-2,curr->dir);
else
angle_end=angle_start;
if (curr->dir < 0) {
tmp=start;
angle_tmp=angle_start;
start=end;
angle_start=angle_end;
end=tmp;
angle_end=angle_tmp;
}
crossings_start=route_crossings_get(route, start);
crossings_end=route_crossings_get(route, end);
if (str && str->nameid) {
street_name_get_by_id(&name, blk_inf.mdata, str->nameid);
strcpy(item_curr.name1,name.name1);
strcpy(item_curr.name2,name.name2);
expand_str(item_curr.name1);
expand_str(item_curr.name2);
} else {
item_curr.name1[0]='\0';
item_curr.name2[0]='\0';
}
item_curr.length=curr->length;
item_curr.time=curr->time;
item_curr.crossings_start=crossings_start->count;
item_curr.crossings_end=crossings_end->count;
item_curr.angle_start=angle_start;
item_curr.angle_end=angle_end;
item_curr.points=coord->count;
item_curr.start=*start;
item_curr.end=*end;
make_maneuver(&item_last,&item_curr);
free(coord);
free(crossings_start);
free(crossings_end);
}
curr=curr->next;
}
data_window_end(navigation_window);
}
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