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| Rev 286 | Rev 295 | ||
|---|---|---|---|
| Line 108... | Line 108... | ||
| 108 | u8 PointList_GetCount(void) |
108 | u8 PointList_GetCount(void) |
| 109 | { |
109 | { |
| 110 | return PointCount; // number of points in the list |
110 | return PointCount; // number of points in the list |
| 111 | } |
111 | } |
| Line -... | Line 112... | ||
| - | 112 | ||
| - | 113 | Point_t* PointList_GetAt(u8 index) |
|
| - | 114 | { |
|
| - | 115 | if((index > 0) && (index <= PointCount)) return(&(PointList[index-1])); // return pointer to this waypoint |
|
| - | 116 | else return(NULL); |
|
| - | 117 | } |
|
| 112 | 118 | ||
| 113 | u8 PointList_Append(Point_t* pPoint) |
119 | u8 PointList_SetAt(Point_t* pPoint) |
| - | 120 | { |
|
| 114 | { |
121 | // if index is in range |
| 115 | if((PointCount < MAX_LIST_LEN) && (pPoint->Index == (PointCount + 1)) ) // there is still some space in the list and index points to next |
122 | if((pPoint->Index > 0) && (pPoint->Index < MAX_LIST_LEN)) |
| 116 | { |
- | |
| 117 | memcpy(&PointList[PointCount], pPoint, sizeof(Point_t)); // copy data to list entry // increment list length |
123 | { |
| 118 | if(PointList[PointCount].Type == POINT_TYPE_WP) WPCount++; |
124 | // check list entry before update |
| 119 | if(PointList[PointCount].Type == POINT_TYPE_POI) POICount++; |
125 | if(PointList[pPoint->Index-1].Type) |
| 120 | NaviData.WaypointNumber = WPCount; |
- | |
| 121 | PointCount++; |
- | |
| 122 | if(PointCount == 1) // only for the first entry |
126 | switch(PointList[pPoint->Index-1].Type) |
| 123 | { |
127 | { |
| 124 | // update POI index |
128 | case POINT_TYPE_INVALID: // was invalid |
| 125 | switch(PointList[WPIndex-1].Type) |
129 | switch(pPoint->Type) |
| - | 130 | { |
|
| - | 131 | default: |
|
| - | 132 | case POINT_TYPE_INVALID: |
|
| - | 133 | // nothing to do |
|
| - | 134 | break; |
|
| 126 | { |
135 | |
| - | 136 | case POINT_TYPE_WP: |
|
| 127 | case POINT_TYPE_WP: |
137 | WPCount++; |
| - | 138 | PointCount++; |
|
| - | 139 | break; |
|
| 128 | if(PointList[WPIndex-1].Heading < 0) POIIndex = (u8)(-PointList[WPIndex-1].Heading); |
140 | |
| - | 141 | case POINT_TYPE_POI: |
|
| - | 142 | POICount++; |
|
| 129 | else POIIndex = 0; |
143 | PointCount++; |
| - | 144 | break; |
|
| - | 145 | } |
|
| Line -... | Line 146... | ||
| - | 146 | break; |
|
| - | 147 | ||
| - | 148 | case POINT_TYPE_WP: // was a waypoint |
|
| - | 149 | switch(pPoint->Type) |
|
| - | 150 | { |
|
| - | 151 | case POINT_TYPE_INVALID: |
|
| - | 152 | WPCount--; |
|
| - | 153 | PointCount--; |
|
| - | 154 | break; |
|
| - | 155 | ||
| - | 156 | default: |
|
| - | 157 | case POINT_TYPE_WP: |
|
| - | 158 | //nothing to do |
|
| 130 | break; |
159 | break; |
| - | 160 | ||
| - | 161 | case POINT_TYPE_POI: |
|
| - | 162 | POICount++; |
|
| - | 163 | WPCount--; |
|
| - | 164 | break; |
|
| - | 165 | } |
|
| - | 166 | break; |
|
| - | 167 | ||
| - | 168 | case POINT_TYPE_POI: // was a poi |
|
| - | 169 | switch(pPoint->Type) |
|
| 131 | 170 | { |
|
| - | 171 | case POINT_TYPE_INVALID: |
|
| - | 172 | POICount--; |
|
| - | 173 | PointCount--; |
|
| - | 174 | break; |
|
| - | 175 | ||
| 132 | case POINT_TYPE_POI: |
176 | case POINT_TYPE_WP: |
| 133 | POIIndex = 1; |
177 | WPCount++; |
| 134 | POICount = 1; |
178 | POICount--; |
| - | 179 | break; |
|
| 135 | break; |
180 | |
| 136 | 181 | case POINT_TYPE_POI: |
|
| 137 | default: |
182 | default: |
| 138 | POIIndex = 0; |
183 | // nothing to do |
| - | 184 | break; |
|
| 139 | break; |
185 | } |
| - | 186 | break; |
|
| - | 187 | } |
|
| 140 | } |
188 | memcpy(&PointList[pPoint->Index-1], pPoint, sizeof(Point_t)); // copy data to list entry |
| 141 | } |
189 | NaviData.WaypointNumber = WPCount; |
| 142 | return TRUE; |
190 | return pPoint->Index; |
| 143 | } |
191 | } |
| Line 144... | Line 192... | ||
| 144 | else return FALSE; |
192 | else return 0; |
| 145 | } |
193 | } |
| 146 | 194 | ||
| 147 | // returns the pointer to the first waypoint within the list |
195 | // returns the pointer to the first waypoint within the list |
| 148 | Point_t* PointList_WPBegin(void) |
196 | Point_t* PointList_WPBegin(void) |
| - | 197 | { |
|
| 149 | { |
198 | u8 i; |
| - | 199 | WPIndex = 0; // set list position invalid |
|
| 150 | u8 i; |
200 | |
| 151 | WPIndex = 0; // set list position invalid |
201 | if(WPActive == FALSE) return(NULL); |
| 152 | if(WPActive == FALSE) return(NULL); |
202 | |
| 153 | POIIndex = 0; // set invalid POI |
203 | POIIndex = 0; // set invalid POI |
| 154 | if(PointCount > 0) |
204 | if(PointCount > 0) |
| 155 | { |
205 | { |
| 156 | // search for first wp in list |
206 | // search for first wp in list |
| 157 | for(i = 0; i <PointCount; i++) |
207 | for(i = 0; i <MAX_LIST_LEN; i++) |
| 158 | { |
208 | { |
| 159 | if((PointList[i].Type == POINT_TYPE_WP) && (PointList[i].Position.Status != INVALID)) |
209 | if((PointList[i].Type == POINT_TYPE_WP) && (PointList[i].Position.Status != INVALID)) |
| Line 172... | Line 222... | ||
| 172 | } |
222 | } |
| 173 | else // some points in the list but no WP found |
223 | else // some points in the list but no WP found |
| 174 | { |
224 | { |
| 175 | NaviData.WaypointIndex = 0; |
225 | NaviData.WaypointIndex = 0; |
| 176 | //Check for an existing POI |
226 | //Check for an existing POI |
| 177 | for(i = 0; i < PointCount; i++) |
227 | for(i = 0; i < MAX_LIST_LEN; i++) |
| 178 | { |
228 | { |
| 179 | if((PointList[i].Type == POINT_TYPE_POI) && (PointList[i].Position.Status != INVALID)) |
229 | if((PointList[i].Type == POINT_TYPE_POI) && (PointList[i].Position.Status != INVALID)) |
| 180 | { |
230 | { |
| 181 | POIIndex = i + 1; |
231 | POIIndex = i + 1; |
| 182 | break; |
232 | break; |
| 183 | } |
233 | } |
| 184 | } |
234 | } |
| 185 | return NULL; |
- | |
| 186 | } |
235 | } |
| 187 | } |
236 | } |
| 188 | else // no point in the list |
237 | else // no point in the list |
| 189 | { |
238 | { |
| 190 | POIIndex = 0; |
239 | POIIndex = 0; |
| 191 | NaviData.WaypointIndex = 0; |
240 | NaviData.WaypointIndex = 0; |
| 192 | return NULL; |
- | |
| 193 | } |
241 | } |
| - | 242 | ||
| - | 243 | if(WPIndex) return(&(PointList[WPIndex-1])); |
|
| - | 244 | else return(NULL); |
|
| 194 | } |
245 | } |
| Line 195... | Line 246... | ||
| 195 | 246 | ||
| 196 | // returns the last waypoint |
247 | // returns the last waypoint |
| 197 | Point_t* PointList_WPEnd(void) |
248 | Point_t* PointList_WPEnd(void) |
| Line 204... | Line 255... | ||
| 204 | if(WPActive == FALSE) return(NULL); |
255 | if(WPActive == FALSE) return(NULL); |
| Line 205... | Line 256... | ||
| 205 | 256 | ||
| 206 | if(PointCount > 0) |
257 | if(PointCount > 0) |
| 207 | { |
258 | { |
| 208 | // search backward! |
259 | // search backward! |
| 209 | for(i = 1; i <= PointCount; i++) |
260 | for(i = 1; i <= MAX_LIST_LEN; i++) |
| 210 | { |
261 | { |
| 211 | if((PointList[PointCount - i].Type == POINT_TYPE_WP) && (PointList[PointCount - i].Position.Status != INVALID)) |
262 | if((PointList[MAX_LIST_LEN - i].Type == POINT_TYPE_WP) && (PointList[MAX_LIST_LEN - i].Position.Status != INVALID)) |
| 212 | { |
263 | { |
| 213 | WPIndex = PointCount - i + 1; |
264 | WPIndex = MAX_LIST_LEN - i + 1; |
| 214 | break; |
265 | break; |
| 215 | } |
266 | } |
| 216 | } |
267 | } |
| 217 | if(WPIndex) // found a WP within the list |
268 | if(WPIndex) // found a WP within the list |
| 218 | { |
269 | { |
| 219 | NaviData.WaypointIndex = WPCount; |
270 | NaviData.WaypointIndex = WPCount; |
| 220 | if(PointList[WPIndex-1].Heading < 0) POIIndex = (u8)(-PointList[WPIndex-1].Heading); |
271 | if(PointList[WPIndex-1].Heading < 0) POIIndex = (u8)(-PointList[WPIndex-1].Heading); |
| 221 | else POIIndex = 0; |
- | |
| 222 | return(&(PointList[WPIndex-1])); |
272 | else POIIndex = 0; |
| 223 | } |
273 | } |
| 224 | else // list contains some points but no WP in the list |
274 | else // list contains some points but no WP in the list |
| 225 | { |
275 | { |
| 226 | // search backward for a POI! |
276 | // search backward for a POI! |
| 227 | for(i = 1; i <= PointCount; i++) |
277 | for(i = 1; i <= MAX_LIST_LEN; i++) |
| 228 | { |
278 | { |
| 229 | if((PointList[PointCount - i].Type == POINT_TYPE_POI) && (PointList[PointCount - i].Position.Status != INVALID)) |
279 | if((PointList[MAX_LIST_LEN - i].Type == POINT_TYPE_POI) && (PointList[MAX_LIST_LEN - i].Position.Status != INVALID)) |
| 230 | { |
280 | { |
| 231 | POIIndex = PointCount - i + 1; |
281 | POIIndex = MAX_LIST_LEN - i + 1; |
| 232 | break; |
282 | break; |
| 233 | } |
283 | } |
| 234 | } |
284 | } |
| 235 | NaviData.WaypointIndex = 0; |
- | |
| 236 | return NULL; |
285 | NaviData.WaypointIndex = 0; |
| 237 | } |
286 | } |
| 238 | } |
287 | } |
| 239 | else // no point in the list |
288 | else // no point in the list |
| 240 | { |
289 | { |
| 241 | POIIndex = 0; |
290 | POIIndex = 0; |
| 242 | NaviData.WaypointIndex = 0; |
- | |
| 243 | return NULL; |
291 | NaviData.WaypointIndex = 0; |
| - | 292 | } |
|
| - | 293 | if(WPIndex) return(&(PointList[WPIndex-1])); |
|
| 244 | } |
294 | else return(NULL); |
| Line 245... | Line 295... | ||
| 245 | } |
295 | } |
| 246 | 296 | ||
| 247 | // returns a pointer to the next waypoint or NULL if the end of the list has been reached |
297 | // returns a pointer to the next waypoint or NULL if the end of the list has been reached |
| 248 | Point_t* PointList_WPNext(void) |
298 | Point_t* PointList_WPNext(void) |
| 249 | { |
299 | { |
| Line 250... | Line 300... | ||
| 250 | u8 wp_found = 0; |
300 | u8 wp_found = 0; |
| 251 | if(WPActive == FALSE) return(NULL); |
301 | if(WPActive == FALSE) return(NULL); |
| 252 | 302 | ||
| 253 | if(WPIndex < PointCount) // if there is a next entry in the list |
303 | if(WPIndex < MAX_LIST_LEN) // if there is a next entry in the list |
| 254 | { |
304 | { |
| 255 | u8 i; |
305 | u8 i; |
| 256 | for(i = WPIndex; i < PointCount; i++) // start search for next at next list entry |
306 | for(i = WPIndex; i < MAX_LIST_LEN; i++) // start search for next at next list entry |
| 257 | { |
307 | { |
| 258 | if((PointList[i].Type == POINT_TYPE_WP) && (PointList[i].Position.Status != INVALID)) // jump over POIs |
308 | if((PointList[i].Type == POINT_TYPE_WP) && (PointList[i].Position.Status != INVALID)) // jump over POIs |
| Line 278... | Line 328... | ||
| 278 | } |
328 | } |
| 279 | } |
329 | } |
| Line 280... | Line 330... | ||
| 280 | 330 | ||
| 281 | void PointList_WPActive(u8 set) |
331 | void PointList_WPActive(u8 set) |
| - | 332 | { |
|
| - | 333 | if(set) |
|
| 282 | { |
334 | { |
| - | 335 | WPActive = TRUE; |
|
| - | 336 | PointList_WPBegin(); // uopdates POI index |
|
| - | 337 | } |
|
| - | 338 | else |
|
| 283 | if(set) WPActive = TRUE; |
339 | { |
| - | 340 | WPActive = FALSE; |
|
| - | 341 | POIIndex = 0; // disable POI also |
|
| 284 | else WPActive = FALSE; |
342 | } |
| Line 285... | Line -... | ||
| 285 | } |
- | |
| 286 | - | ||
| 287 | Point_t* PointList_GetAt(u8 index) |
- | |
| 288 | { |
- | |
| 289 | if((index > 0) && (index <= PointCount)) return(&(PointList[index-1])); // return pointer to this waypoint |
- | |
| 290 | else return(NULL); |
- | |
| 291 | } |
343 | } |
| 292 | 344 | ||
| 293 | Point_t* PointList_GetPOI(void) |
345 | Point_t* PointList_GetPOI(void) |
| 294 | { |
346 | { |