1 | /* |
2 | Copyright - 2017 2023 - wwwouaiebe - Contact: https://www.ouaie.be/ |
3 | |
4 | This program is free software; |
5 | you can redistribute it and/or modify it under the terms of the |
6 | GNU General Public License as published by the Free Software Foundation; |
7 | either version 3 of the License, or any later version. |
8 | |
9 | This program is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | GNU General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU General Public License |
15 | along with this program; if not, write to the Free Software |
16 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
17 | */ |
18 | /* |
19 | Changes: |
20 | - v4.0.0: |
21 | - created from v3.6.0 |
22 | Doc reviewed 202208 |
23 | */ |
24 | |
25 | import theTravelNotesData from '../../../data/TravelNotesData.js'; |
26 | import theDataSearchEngine from '../../../data/DataSearchEngine.js'; |
27 | import theEventDispatcher from '../../../core/lib/EventDispatcher.js'; |
28 | import theGeometry from '../../../core/lib/Geometry.js'; |
29 | |
30 | /* ------------------------------------------------------------------------------------------------------------------------- */ |
31 | /** |
32 | dragend event listener for the notes bullet |
33 | */ |
34 | /* ------------------------------------------------------------------------------------------------------------------------- */ |
35 | |
36 | class NoteBulletDragEndEL { |
37 | |
38 | /** |
39 | Event listener method |
40 | @param {Event} dragEndEvent The event to handle |
41 | */ |
42 | |
43 | static handleEvent ( dragEndEvent ) { |
44 | |
45 | // the TravelNotes note and route are searched... |
46 | const noteAndRoute = theDataSearchEngine.getNoteAndRoute ( dragEndEvent.target.objId ); |
47 | const draggedNote = noteAndRoute.note; |
48 | const route = noteAndRoute.route; |
49 | |
50 | // ... then the layerGroup is searched... |
51 | const draggedLayerGroup = theTravelNotesData.mapObjects.get ( dragEndEvent.target.objId ); |
52 | if ( null === route ) { |
53 | |
54 | // the note is not attached to a route, so the coordinates of the note can be directly changed |
55 | draggedNote.latLng = [ dragEndEvent.target.getLatLng ( ).lat, dragEndEvent.target.getLatLng ( ).lng ]; |
56 | theEventDispatcher.dispatch ( 'updatetravelnotes' ); |
57 | } |
58 | else { |
59 | |
60 | // the note is attached to the route, so we have to find the nearest point on the route |
61 | // and the distance since the start of the route |
62 | const latLngDistance = theGeometry.getClosestLatLngDistance ( |
63 | route, |
64 | [ dragEndEvent.target.getLatLng ( ).lat, dragEndEvent.target.getLatLng ( ).lng ] |
65 | ); |
66 | |
67 | // coordinates and distance are changed in the note |
68 | draggedNote.latLng = latLngDistance.latLng; |
69 | draggedNote.distance = latLngDistance.distance; |
70 | |
71 | // notes are sorted on the distance |
72 | route.notes.sort ( |
73 | ( first, second ) => first.distance - second.distance |
74 | ); |
75 | |
76 | // the coordinates of the bullet are adapted |
77 | draggedLayerGroup.getLayer ( draggedLayerGroup.bulletId ) |
78 | .setLatLng ( latLngDistance.latLng ); |
79 | } |
80 | |
81 | // in all cases, the polyline is updated |
82 | draggedLayerGroup.getLayer ( draggedLayerGroup.polylineId ) |
83 | .setLatLngs ( [ draggedNote.latLng, draggedNote.iconLatLng ] ); |
84 | |
85 | // and the HTML page is adapted |
86 | theEventDispatcher.dispatch ( 'updateroadbook' ); |
87 | } |
88 | } |
89 | |
90 | export default NoteBulletDragEndEL; |
91 | |
92 | /* --- End of file --------------------------------------------------------------------------------------------------------- */ |
93 |