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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 |
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- | 116 | else return(NULL); |
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- | 117 | } |
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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; |
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126 | { |
135 | |
- | 136 | case POINT_TYPE_WP: |
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127 | case POINT_TYPE_WP: |
137 | WPCount++; |
- | 138 | PointCount++; |
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- | 139 | break; |
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128 | if(PointList[WPIndex-1].Heading < 0) POIIndex = (u8)(-PointList[WPIndex-1].Heading); |
140 | |
- | 141 | case POINT_TYPE_POI: |
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- | 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 |
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- | 149 | switch(pPoint->Type) |
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- | 150 | { |
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- | 151 | case POINT_TYPE_INVALID: |
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- | 152 | WPCount--; |
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- | 153 | PointCount--; |
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- | 154 | break; |
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- | 155 | ||
- | 156 | default: |
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- | 157 | case POINT_TYPE_WP: |
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- | 158 | //nothing to do |
|
130 | break; |
159 | break; |
- | 160 | ||
- | 161 | case POINT_TYPE_POI: |
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- | 162 | POICount++; |
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- | 163 | WPCount--; |
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- | 164 | break; |
|
- | 165 | } |
|
- | 166 | break; |
|
- | 167 | ||
- | 168 | case POINT_TYPE_POI: // was a poi |
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- | 169 | switch(pPoint->Type) |
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131 | 170 | { |
|
- | 171 | case POINT_TYPE_INVALID: |
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- | 172 | POICount--; |
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- | 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 | { |