void roadmap_reminder_add_at_position(RoadMapPosition *position, BOOL isReminder, BOOL default_reminder){
int number;
int layers[128];
int layers_count;
PluginStreetProperties properties;
RoadMapNeighbour neighbours[2];
RoadMapPosition context_save_pos;
int context_save_zoom;
if (!position)
return;
roadmap_math_get_context(&context_save_pos, &context_save_zoom);
layers_count = roadmap_layer_all_roads(layers, 128);
roadmap_math_set_context(position, 20);
number = roadmap_street_get_closest(position, 0, layers, layers_count,
1, &neighbours[0], 1);
roadmap_math_set_context(&context_save_pos, context_save_zoom);
if (number > 0){
roadmap_plugin_get_street_properties (&neighbours[0].line, &properties, 0);
reminder_add_dlg(&properties, position, isReminder, default_reminder);
}
else{
reminder_add_dlg(NULL, position, isReminder,default_reminder);
}
}
//return the street name given a GPS position
static int get_street(const RoadMapPosition *position, const char **street_name, const char **city_name) {
int count = 0;
int layers[128];
int layers_count;
RoadMapNeighbour neighbours;
layers_count = roadmap_layer_all_roads (layers, 128);
if (layers_count > 0) {
count = roadmap_street_get_closest
(position, 0, layers, layers_count, &neighbours, 1);
if (count > 0) {
get_street_from_line (neighbours.line.square, neighbours.line.line_id, street_name, city_name);
return 0;
}
else
return -1;
}
return -1;
}
static int alert_is_on_route (const RoadMapPosition *point_position, int steering) {
int count = 0;
int layers[128];
int layers_count;
RoadMapNeighbour neighbours;
int rc = 0;
int from;
int to;
RoadMapPosition from_position;
RoadMapPosition to_position;
int road_azymuth;
int delta;
int square_current = roadmap_square_active ();
layers_count = roadmap_layer_all_roads (layers, 128);
if (layers_count > 0) {
count = roadmap_street_get_closest
(point_position, 0, layers, layers_count, &neighbours, 1);
if (count > 0) {
roadmap_square_set_current (neighbours.line.square);
roadmap_line_points (neighbours.line.line_id, &from, &to);
roadmap_point_position (from, &from_position);
roadmap_point_position (to, &to_position);
road_azymuth = roadmap_math_azymuth (&from_position, &to_position);
delta = azymuth_delta (steering, road_azymuth);
if (delta >= -90 && delta < 90)
rc = navigate_is_line_on_route (neighbours.line.square, neighbours.line.line_id, from, to);
else
rc = navigate_is_line_on_route (neighbours.line.square, neighbours.line.line_id, to, from);
}
}
roadmap_square_set_current (square_current);
return rc;
}
/**
* Finds a line ID given 2 GPS points
* @param pTrafficInfo - pointer to traffic info
* @param start - first node point
* @param end - second node point
* @param Line - point to line to return the found line
* @param allowedDeviation - allowed deviation when searching the nodes
* @return TRUE - If a line is found
*/
static BOOL RTTrafficInfo_Get_LineId(RTTrafficInfo *pTrafficInfo, RoadMapPosition *start, RoadMapPosition *end, char *name, PluginLine *Line, int allowedDeviation){
RoadMapNeighbour neighbours_start[6], neighbours_end[6];
int count_start, count_end = 0;
int layers[128];
int layers_count;
RoadMapPosition context_save_pos;
int context_save_zoom;
RoadMapPosition from;
RoadMapPosition to;
int i;
roadmap_math_get_context(&context_save_pos, &context_save_zoom);
layers_count = roadmap_layer_all_roads(layers, 128);
roadmap_math_set_context(start, 20);
count_start = roadmap_street_get_closest(start, 0, layers, layers_count,
1, &neighbours_start[0], 5);
// first try to find it in the same segment
for (i=0; i<count_start; i++){
RoadMapStreetProperties properties;
const char *street_name;
roadmap_square_set_current(neighbours_start[i].line.square);
roadmap_street_get_properties(neighbours_start[i].line.line_id, &properties);
street_name = roadmap_street_get_street_fename(&properties);
if (strcmp(street_name, pTrafficInfo->sStreet))
continue;
roadmap_plugin_line_from (&neighbours_start[i].line, &from);
roadmap_plugin_line_to (&neighbours_start[i].line, &to);
if ( ( samePosition(&from, start,allowedDeviation) && samePosition(&to, end,allowedDeviation)) || (samePosition(&from, end,allowedDeviation) && samePosition(&to, start,allowedDeviation)) ){
if (samePosition(&from, start,allowedDeviation))
pTrafficInfo->iDirection = ROUTE_DIRECTION_WITH_LINE;
else
pTrafficInfo->iDirection = ROUTE_DIRECTION_AGAINST_LINE;
roadmap_math_set_context(&context_save_pos, context_save_zoom);
*Line = neighbours_start[i].line;
return TRUE;
}
}
//if not try to extend the line on the starting point
for (i=0; i<count_start; i++){
RoadMapStreetProperties properties;
const char *street_name;
roadmap_square_set_current(neighbours_start[i].line.square);
roadmap_street_get_properties(neighbours_start[i].line.line_id, &properties);
street_name = roadmap_street_get_street_fename(&properties);
if (strcmp(street_name, pTrafficInfo->sStreet)){
continue;
}
roadmap_street_extend_line_ends (&neighbours_start[i].line, &from, &to, FLAG_EXTEND_BOTH, NULL, NULL);
if ( ( samePosition(&from, start,allowedDeviation) && samePosition(&to, end,allowedDeviation)) || (samePosition(&from, end,allowedDeviation) && samePosition(&to, start,allowedDeviation)) ){
if (samePosition(&from, start,allowedDeviation))
pTrafficInfo->iDirection = ROUTE_DIRECTION_WITH_LINE;
else
pTrafficInfo->iDirection = ROUTE_DIRECTION_AGAINST_LINE;
roadmap_street_extend_line_ends (&neighbours_start[i].line, &from, &to, FLAG_EXTEND_BOTH, extendCallBack, (void *)pTrafficInfo);
roadmap_math_set_context(&context_save_pos, context_save_zoom);
*Line = neighbours_start[i].line;
return TRUE;
}
}
roadmap_math_set_context(end, 20);
count_end = roadmap_street_get_closest(end, 0, layers, layers_count,
1, &neighbours_end[0], 4);
for (i=0; i<count_end; i++){
RoadMapStreetProperties properties;
const char *street_name;
roadmap_square_set_current(neighbours_end[i].line.square);
roadmap_street_get_properties(neighbours_end[i].line.line_id, &properties);
street_name = roadmap_street_get_street_fename(&properties);
if (strcmp(street_name, pTrafficInfo->sStreet)){
continue;
}
roadmap_street_extend_line_ends (&neighbours_end[i].line, &from, &to, FLAG_EXTEND_BOTH, NULL, NULL);
if ( ( samePosition(&from, start,allowedDeviation) && samePosition(&to, end,allowedDeviation)) || (samePosition(&from, end,allowedDeviation) && samePosition(&to, start,allowedDeviation)) ){
if (samePosition(&to, end,allowedDeviation))
pTrafficInfo->iDirection = ROUTE_DIRECTION_WITH_LINE;
else
pTrafficInfo->iDirection = ROUTE_DIRECTION_AGAINST_LINE;
roadmap_street_extend_line_ends (&neighbours_end[i].line, &from, &to, FLAG_EXTEND_BOTH, extendCallBack, (void *)pTrafficInfo);
roadmap_math_set_context(&context_save_pos, context_save_zoom);
*Line = neighbours_end[i].line;
return TRUE;
}
}
roadmap_math_set_context(&context_save_pos, context_save_zoom);
return FALSE;
}
static const char *editor_segments_find_city
(int line, int plugin_id, int square) {
int i;
int count;
int layers_count;
int layers[128];
RoadMapPosition point;
RoadMapNeighbour neighbours[50];
if (plugin_id == EditorPluginID) {
editor_line_get (line, &point, NULL, NULL, NULL, NULL);
} else {
roadmap_square_set_current (square);
roadmap_line_from (line, &point);
}
layers_count = roadmap_layer_all_roads (layers, 128);
count = roadmap_street_get_closest
(&point,
0,
layers,
layers_count,
1,
neighbours,
sizeof(neighbours) / sizeof(RoadMapNeighbour));
count = roadmap_plugin_get_closest
(&point, layers, layers_count, 1, neighbours, count,
sizeof(neighbours) / sizeof(RoadMapNeighbour));
for (i = 0; i < count; ++i) {
const char *city;
if (roadmap_plugin_get_id (&neighbours[i].line) == EditorPluginID) {
int street_id = -1;
editor_line_get_street
(roadmap_plugin_get_line_id (&neighbours[i].line),
&street_id);
city =
editor_street_get_street_city
(street_id);
} else if (roadmap_plugin_get_id (&neighbours[i].line) ==
ROADMAP_PLUGIN_ID) {
RoadMapStreetProperties properties;
roadmap_square_set_current (roadmap_plugin_get_square (&neighbours[i].line));
roadmap_street_get_properties
(roadmap_plugin_get_line_id (&neighbours[i].line),
&properties);
city =
roadmap_street_get_street_city
(&properties, ROADMAP_STREET_LEFT_SIDE);
} else {
city = "";
}
if (strlen(city)) {
return city;
}
}
return "";
}
/**
* [IN] alert_position - the position of the alert
* [IN] alert_location_info - The old location_info of the alert. Will be updated if necessary
* [OUT] pNew_Info - the location_info of this alert, to be calculated.
* returns TRUE iff successful in finding relevant location info for this alert
* - D.F.
*/
BOOL get_alert_location_info(const RoadMapPosition *alert_position,roadmap_alerter_location_info *pNew_Info,
roadmap_alerter_location_info *alert_location_info){
int alert_square_time_stamp;
int layers_count;
int count;
int layers[128];
RoadMapNeighbour neighbours;
int square;
int context_save_zoom;
RoadMapPosition context_save_pos;
if (alert_location_info){
// check if this alert was tagged as invalid in the past - Could locate a street next to it, eventhough
// its tile already exists.
if (alert_location_info->square_id == ALERTER_SQUARE_ID_INVALID)
return FALSE;
// if alert info is already initialized and has an up to date timestamp, use its info.
if(alert_location_info->square_id!=ALERTER_SQUARE_ID_UNINITIALIZED){
alert_square_time_stamp = roadmap_square_version(alert_location_info->square_id);
if(alert_square_time_stamp==alert_location_info->time_stamp){
pNew_Info->line_id = alert_location_info->line_id;
pNew_Info->square_id = alert_location_info->square_id;
pNew_Info->time_stamp = alert_location_info->time_stamp;
return TRUE;
}
}
}
// did not return so far - so no cached valid location info was found, need to cacluate it.
layers_count = roadmap_layer_all_roads (layers, 128);
if (layers_count > 0) {
square = roadmap_tile_get_id_from_position(0,alert_position);
if(!roadmap_square_set_current(square)){
return FALSE; // do no have this alert's tile, return FALSE;
}
roadmap_math_get_context(&context_save_pos, &context_save_zoom);
roadmap_math_set_context((RoadMapPosition *)alert_position, 20);
count = roadmap_street_get_closest(alert_position, 0, layers, layers_count, 1, &neighbours, 1);
roadmap_math_set_context(&context_save_pos, context_save_zoom);
if(count>0&&neighbours.distance <= MAX_DISTANCE_FROM_ROAD){
// found valid information
pNew_Info->line_id = neighbours.line.line_id;
pNew_Info->square_id = neighbours.line.square;
pNew_Info->time_stamp = roadmap_square_version(pNew_Info->square_id);
}else{
// We have the alert's tile, yet still we could not locate it satisfactorily on
// a street. Tag this alert so it will not be checked in the future.
if(alert_location_info){
alert_location_info->square_id = ALERTER_SQUARE_ID_INVALID;
}
return FALSE;
}
}
if(alert_location_info){ // update the information of the alert, for future calls.
alert_location_info->line_id = pNew_Info->line_id;
alert_location_info->square_id = pNew_Info->square_id;
alert_location_info->time_stamp = pNew_Info->time_stamp;
}
return TRUE;
}
/**
* [IN] alert_position - the position of the alert
* [IN] alert_location_info - The old location_info of the alert. Will be updated if necessary
* [OUT] pNew_Info - the location_info of this alert, to be calculated.
* returns TRUE iff successful in finding relevant location info for this alert
* - D.F.
*/
BOOL get_alert_location_info(const RoadMapPosition *alert_position, int alert_streering, roadmap_alerter_location_info *pNew_Info,
roadmap_alerter_location_info *alert_location_info){
int alert_square_time_stamp;
int layers_count;
int count;
int layers[128];
RoadMapNeighbour neighbours[2];
int square;
zoom_t context_save_zoom;
RoadMapPosition context_save_pos;
if (alert_location_info){
// check if this alert was tagged as invalid in the past - Could locate a street next to it, eventhough
// its tile already exists.
if (alert_location_info->square_id == ALERTER_SQUARE_ID_INVALID)
return FALSE;
// if alert info is already initialized and has an up to date timestamp, use its info.
if(alert_location_info->square_id!=ALERTER_SQUARE_ID_UNINITIALIZED){
alert_square_time_stamp = roadmap_square_version(alert_location_info->square_id);
if(alert_square_time_stamp==alert_location_info->time_stamp){
pNew_Info->line_id = alert_location_info->line_id;
pNew_Info->square_id = alert_location_info->square_id;
pNew_Info->time_stamp = alert_location_info->time_stamp;
return TRUE;
}
}
}
// did not return so far - so no cached valid location info was found, need to cacluate it.
layers_count = roadmap_layer_all_roads (layers, 128);
if (layers_count > 0) {
square = roadmap_tile_get_id_from_position(0,alert_position);
if(!roadmap_square_set_current(square)){
return FALSE; // do no have this alert's tile, return FALSE;
}
roadmap_math_get_context(&context_save_pos, &context_save_zoom);
roadmap_math_set_context((RoadMapPosition *)alert_position, 2);
count = roadmap_street_get_closest(alert_position, 0, layers, layers_count, 1, &neighbours[0], 2);
roadmap_math_set_context(&context_save_pos, context_save_zoom);
if(count>0&&neighbours[0].distance <= MAX_DISTANCE_FROM_ROAD){
if (count > 1){
int direction;
roadmap_square_set_current(neighbours[0].line.line_id);
direction = roadmap_line_route_get_direction (neighbours[0].line.line_id, ROUTE_CAR_ALLOWED);
if (direction == ROUTE_DIRECTION_WITH_LINE || direction == ROUTE_DIRECTION_AGAINST_LINE){
int line_azymuth;
int delta;
if (direction == ROUTE_DIRECTION_WITH_LINE)
line_azymuth = roadmap_math_azymuth (&neighbours[0].from, &neighbours[0].to);
else
line_azymuth = roadmap_math_azymuth (&neighbours[0].to, &neighbours[0].from);
delta = azymuth_delta(line_azymuth, alert_streering);
if (delta > AZYMUTH_DELTA || delta < (0-AZYMUTH_DELTA)) {
pNew_Info->line_id = neighbours[1].line.line_id;
pNew_Info->square_id = neighbours[1].line.square;
pNew_Info->time_stamp = roadmap_square_version(pNew_Info->square_id);
}
else{
pNew_Info->line_id = neighbours[0].line.line_id;
pNew_Info->square_id = neighbours[0].line.square;
pNew_Info->time_stamp = roadmap_square_version(pNew_Info->square_id);
}
}
else{
pNew_Info->line_id = neighbours[0].line.line_id;
pNew_Info->square_id = neighbours[0].line.square;
pNew_Info->time_stamp = roadmap_square_version(pNew_Info->square_id);
}
}
else{
// found valid information
pNew_Info->line_id = neighbours[0].line.line_id;
pNew_Info->square_id = neighbours[0].line.square;
pNew_Info->time_stamp = roadmap_square_version(pNew_Info->square_id);
}
}else{
// We have the alert's tile, yet still we could not locate it satisfactorily on
// a street. Tag this alert so it will not be checked in the future.
if(alert_location_info){
alert_location_info->square_id = ALERTER_SQUARE_ID_INVALID;
}
return FALSE;
}
}
if(alert_location_info){ // update the information of the alert, for future calls.
alert_location_info->line_id = pNew_Info->line_id;
alert_location_info->square_id = pNew_Info->square_id;
alert_location_info->time_stamp = pNew_Info->time_stamp;
}
return TRUE;
}
