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Rev 230 | Rev 277 | ||
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Line 102... | Line 102... | ||
102 | return WPNumber; // number of points in the list |
102 | return WPNumber; // number of points in the list |
103 | } |
103 | } |
Line 104... | Line 104... | ||
104 | 104 | ||
105 | u8 WPList_Append(Waypoint_t* pwp) |
105 | u8 WPList_Append(Waypoint_t* pwp) |
106 | { |
106 | { |
107 | if(WPNumber < WPLISTLEN) // there is still some space in the list |
107 | if((WPNumber < WPLISTLEN) && (pwp->Index == (WPNumber + 1)) ) // there is still some space in the list and index points to next |
108 | { |
108 | { |
109 | memcpy(&WPList[WPNumber], pwp, sizeof(Waypoint_t)); // copy wp data to list entry // increment list length |
109 | memcpy(&WPList[WPNumber], pwp, sizeof(Waypoint_t)); // copy wp data to list entry // increment list length |
110 | WPNumber++; |
110 | WPNumber++; |
- | 111 | NaviData.WaypointNumber = WPNumber; |
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- | 112 | if(WPNumber == 1) // only for the first entry |
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- | 113 | { |
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- | 114 | // update POI index |
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- | 115 | switch(WPList[WPIndex-1].Type) |
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- | 116 | { |
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- | 117 | case POINT_TYPE_WP: |
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- | 118 | if(WPList[WPIndex-1].Heading < 0) POIIndex = (u8)(-WPList[WPIndex-1].Heading); |
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- | 119 | else POIIndex = 0; |
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- | 120 | break; |
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- | 121 | ||
- | 122 | case POINT_TYPE_POI: |
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- | 123 | POIIndex = 1; |
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- | 124 | break; |
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- | 125 | ||
- | 126 | default: |
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- | 127 | POIIndex = 0; |
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- | 128 | break; |
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- | 129 | } |
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111 | NaviData.WaypointNumber = WPNumber; |
130 | } |
112 | return TRUE; |
131 | return TRUE; |
113 | } |
132 | } |
114 | else return FALSE; |
133 | else return FALSE; |
Line 115... | Line 134... | ||
115 | } |
134 | } |
116 | 135 | ||
117 | // returns the pointer to the first waypoint within the list |
136 | // returns the pointer to the first waypoint within the list |
- | 137 | Waypoint_t* WPList_Begin(void) |
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118 | Waypoint_t* WPList_Begin(void) |
138 | { |
- | 139 | u8 i; |
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119 | { |
140 | WPIndex = 0; // set list position invalid |
120 | WPIndex = 0; // set list position invalid |
141 | POIIndex = 0; // set invalid POI |
121 | 142 | ||
122 | if(WPNumber > 0) |
143 | if(WPNumber > 0) |
123 | { |
144 | { |
124 | u8 i; |
145 | |
125 | // search for first wp in list |
146 | // search for first wp in list |
126 | for(i = 0; i < WPNumber; i++) |
147 | for(i = 0; i < WPNumber; i++) |
127 | { |
148 | { |
128 | if((WPList[i].Type == POINT_TYPE_WP) && (WPList[i].Position.Status != INVALID)) |
149 | if((WPList[i].Type == POINT_TYPE_WP) && (WPList[i].Position.Status != INVALID)) |
129 | { |
150 | { |
130 | WPIndex = i + 1; |
151 | WPIndex = i + 1; |
131 | break; |
152 | break; |
- | 153 | } |
|
- | 154 | } |
|
- | 155 | if(WPIndex) // found a WP in the list |
|
- | 156 | { |
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- | 157 | NaviData.WaypointIndex = WPIndex; |
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- | 158 | // update index to POI |
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- | 159 | if(WPList[WPIndex-1].Heading < 0) POIIndex = (u8)(-WPList[WPIndex-1].Heading); |
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- | 160 | else POIIndex = 0; |
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- | 161 | return(&(WPList[WPIndex-1])); // if list is not empty return pointer to first waypoint in the list |
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- | 162 | } |
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- | 163 | else // some points in the list but no WP found |
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- | 164 | { |
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- | 165 | NaviData.WaypointIndex = WPIndex; |
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- | 166 | //Check for an existing POI |
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- | 167 | for(i = 0; i < WPNumber; i++) |
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- | 168 | { |
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- | 169 | if((WPList[i].Type == POINT_TYPE_POI) && (WPList[i].Position.Status != INVALID)) |
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- | 170 | { |
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- | 171 | POIIndex = i + 1; |
|
- | 172 | break; |
|
- | 173 | } |
|
- | 174 | } |
|
132 | } |
175 | return NULL; |
133 | } |
176 | } |
134 | } |
- | |
135 | if(WPIndex) // found a WP in the list |
- | |
136 | { |
- | |
137 | NaviData.WaypointIndex = WPIndex; |
- | |
138 | // update index to POI |
- | |
139 | if(WPList[WPIndex-1].Heading < 0) POIIndex = (u8)(-WPList[WPIndex-1].Heading); |
- | |
140 | else POIIndex = 0; |
- | |
141 | return(&(WPList[WPIndex-1])); // if list is not empty return pointer to first waypoint in the list |
- | |
142 | } |
177 | } |
143 | else |
178 | else // no point in the list |
144 | { |
179 | { |
145 | POIIndex = 0; |
180 | POIIndex = 0; |
146 | NaviData.WaypointIndex = WPIndex; |
181 | NaviData.WaypointIndex = WPIndex; |
147 | return NULL; |
182 | return NULL; |
Line 148... | Line 183... | ||
148 | } |
183 | } |
149 | } |
184 | } |
150 | 185 | ||
- | 186 | // returns the last waypoint |
|
- | 187 | Waypoint_t* WPList_End(void) |
|
151 | // returns the last waypoint |
188 | { |
- | 189 | ||
- | 190 | u8 i; |
|
152 | Waypoint_t* WPList_End(void) |
191 | WPIndex = 0; // set list position invalid |
153 | { |
192 | POIIndex = 0; // set invalid |
154 | WPIndex = 0; // set list position invalid |
193 | |
155 | if(WPNumber > 0) |
- | |
156 | { |
194 | if(WPNumber > 0) |
157 | // search backward! |
195 | { |
158 | u8 i; |
196 | // search backward! |
159 | for(i = 1; i <= WPNumber; i++) |
197 | for(i = 1; i <= WPNumber; i++) |
160 | { |
198 | { |
161 | if((WPList[WPNumber - i].Type == POINT_TYPE_WP) && (WPList[WPNumber - i].Position.Status != INVALID)) |
199 | if((WPList[WPNumber - i].Type == POINT_TYPE_WP) && (WPList[WPNumber - i].Position.Status != INVALID)) |
162 | { |
200 | { |
163 | WPIndex = WPNumber - i + 1; |
201 | WPIndex = WPNumber - i + 1; |
- | 202 | break; |
|
- | 203 | } |
|
- | 204 | } |
|
- | 205 | if(WPIndex) // found a WP within the list |
|
- | 206 | { |
|
- | 207 | NaviData.WaypointIndex = WPIndex; |
|
- | 208 | if(WPList[WPIndex-1].Heading < 0) POIIndex = (u8)(-WPList[WPIndex-1].Heading); |
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- | 209 | else POIIndex = 0; |
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- | 210 | return(&(WPList[WPIndex-1])); |
|
- | 211 | } |
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- | 212 | else // list conbtains some points but no WP in the list |
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- | 213 | { |
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- | 214 | // search backward for a POI! |
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- | 215 | for(i = 1; i <= WPNumber; i++) |
|
- | 216 | { |
|
- | 217 | if((WPList[WPNumber - i].Type == POINT_TYPE_POI) && (WPList[WPNumber - i].Position.Status != INVALID)) |
|
- | 218 | { |
|
- | 219 | POIIndex = WPNumber - i + 1; |
|
- | 220 | break; |
|
- | 221 | } |
|
- | 222 | } |
|
164 | break; |
223 | NaviData.WaypointIndex = WPIndex; |
165 | } |
224 | return NULL; |
166 | } |
- | |
167 | } |
- | |
168 | if(WPIndex) // found a WP within the list |
- | |
169 | { |
- | |
170 | NaviData.WaypointIndex = WPIndex; |
- | |
171 | if(WPList[WPIndex-1].Heading < 0) POIIndex = (u8)(-WPList[WPIndex-1].Heading); |
- | |
172 | else POIIndex = 0; |
- | |
173 | return(&(WPList[WPIndex-1])); |
225 | } |
174 | } |
226 | } |
175 | else |
227 | else // no point in the list |
176 | { |
228 | { |
177 | POIIndex = 0; |
229 | POIIndex = 0; |
178 | NaviData.WaypointIndex = WPIndex; |
230 | NaviData.WaypointIndex = WPIndex; |
Line 179... | Line 231... | ||
179 | return NULL; |
231 | return NULL; |
180 | } |
232 | } |
Line 203... | Line 255... | ||
203 | NaviData.WaypointIndex = WPIndex; |
255 | NaviData.WaypointIndex = WPIndex; |
204 | if(WPList[WPIndex-1].Heading < 0) POIIndex = (u8)(-WPList[WPIndex-1].Heading); |
256 | if(WPList[WPIndex-1].Heading < 0) POIIndex = (u8)(-WPList[WPIndex-1].Heading); |
205 | else POIIndex = 0; |
257 | else POIIndex = 0; |
206 | return(&(WPList[WPIndex-1])); // return pointer to this waypoint |
258 | return(&(WPList[WPIndex-1])); // return pointer to this waypoint |
207 | } |
259 | } |
- | 260 | else |
|
- | 261 | { |
|
- | 262 | NaviData.WaypointIndex = WPIndex; |
|
- | 263 | POIIndex = 0; |
|
208 | else return(NULL); |
264 | return(NULL); |
- | 265 | } |
|
209 | } |
266 | } |
Line 210... | Line 267... | ||
210 | 267 | ||
211 | Waypoint_t* WPList_GetAt(u8 index) |
268 | Waypoint_t* WPList_GetAt(u8 index) |
212 | { |
269 | { |