void Data_Service::Read_Lines (Line_File &file)
{
int i, num;
bool keep_flag;
Int_Map_Stat map_stat;
Line_Data line_rec;
//---- store the route data ----
Show_Message (String ("Reading %s -- Record") % file.File_Type ());
Set_Progress ();
Initialize_Lines (file);
while (file.Read (false)) {
Show_Progress ();
line_rec.Clear ();
keep_flag = Get_Line_Data (file, line_rec);
num = file.Num_Nest ();
if (num > 0) line_rec.reserve (num);
for (i=1; i <= num; i++) {
if (!file.Read (true)) {
Error (String ("Number of Stop Records for Route %d") % file.Route ());
}
Show_Progress ();
Get_Line_Data (file, line_rec);
}
if (keep_flag) {
map_stat = line_map.insert (Int_Map_Data (line_rec.Route (), (int) line_array.size ()));
if (!map_stat.second) {
Warning ("Duplicate Route Number = ") << line_rec.Route ();
} else {
line_array.push_back (line_rec);
line_array.Add_Route_Stops ((int) line_rec.size ());
}
}
}
End_Progress ();
file.Close ();
Print (2, String ("Number of %s Records = %d") % file.File_Type () % Progress_Count ());
num = (int) line_array.size ();
if (num && num != Progress_Count ()) {
Print (1, String ("Number of %s Data Records = %d") % file.File_ID () % num);
}
if (num > 0) System_Data_True (TRANSIT_ROUTE);
}
bool LineFollower::intersection(byte& L_bits, byte& R_bits)
{
Get_Line_Data();
L_bits = this->L_bits;
R_bits = this->R_bits;
return ( Line_Data == 0xFF ) ;
}
bool LineFollower::isCentered(byte& L_bits, byte& R_bits) // Has to be changed as the code doesn't explicitly checks whether it(rover) is centered or not.
{
Get_Line_Data();
L_bits = this->L_bits;
R_bits = this->R_bits;
return (L_bits == R_bits) && (L_bits == 1); //L_bits == R_bits is ambiguous as it also happens when rover is over black part of the course (L_bits==R_bits == 0)
}
