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comparison client/src/map/Maplayer.vue @ 734:1581ba78a360

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client: prepare for fairway intersection for profile * Add calculation of features which intersect the extend of the profileLine as preparation for the more expensive detailed intersect operation.
author Bernhard Reiter <bernhard@intevation.de>
date Mon, 24 Sep 2018 09:56:51 +0200
parents e57955c1996f
children d7530644dde3
comparison
equal deleted inserted replaced
733:e57955c1996f 734:1581ba78a360
87 if (inputLineString.getType() == GeometryType.LINE_STRING) { 87 if (inputLineString.getType() == GeometryType.LINE_STRING) {
88 // prepare to send the first line seqment to the server as GeoJSON 88 // prepare to send the first line seqment to the server as GeoJSON
89 inputLineString.transform("EPSG:3857", "EPSG:4326"); 89 inputLineString.transform("EPSG:3857", "EPSG:4326");
90 var coords = inputLineString.getCoordinates(); 90 var coords = inputLineString.getCoordinates();
91 if (coords.length >= 2) { 91 if (coords.length >= 2) {
92 var profileLine = new LineString([coords[0], coords[1]]);
92 var feature = new Feature({ 93 var feature = new Feature({
93 geometry: new LineString([coords[0], coords[1]]), 94 geometry: profileLine,
94 // FIXME: hardcoded bottleneck and survey date 95 // FIXME: hardcoded bottleneck and survey date
95 bottleneck: "AT_Bottleneck_44", 96 bottleneck: "AT_Bottleneck_44",
96 date: "2017-11-20" 97 date: "2017-11-20"
97 }); 98 });
98 var gStr = new GeoJSON({ geometryName: "geometry" }).writeFeature( 99 var gStr = new GeoJSON({ geometryName: "geometry" }).writeFeature(
103 // FIXME: assuming that we have the fairway dimensions loaded 104 // FIXME: assuming that we have the fairway dimensions loaded
104 var vectorSource = this.getLayerByName( 105 var vectorSource = this.getLayerByName(
105 "Fairway Dimensions" 106 "Fairway Dimensions"
106 ).data.getSource(); 107 ).data.getSource();
107 console.log(vectorSource); 108 console.log(vectorSource);
108 // vectorSource.forEachFeatureIntersectingExtent() 109
110 var diagStack = [];
111 vectorSource.forEachFeatureIntersectingExtent(
112 // need to use EPSG:3857 which is the proj of vectorSource
113 profileLine
114 .clone()
115 .transform("EPSG:4326", "EPSG:3857")
116 .getExtent(),
117 feature => {
118 // transform back to prepare for usage
119 var g = feature
120 .getGeometry()
121 .clone()
122 .transform("EPSG:3857", "EPSG:4326");
123 // console.log("intersecting:", g);
124 this.addToFairwayRectangle(profileLine, g, diagStack);
125 }
126 );
109 } 127 }
110 } 128 }
129 },
130 addToFairwayRectangle(profileLine, fairwayGeometry, diagStack) {
131 // both geometries have to be in EPSG:4326
132 console.log(
133 "addToFairwayRectangle(",
134 profileLine,
135 fairwayGeometry,
136 diagStack,
137 ")"
138 );
111 }, 139 },
112 activateInteraction() { 140 activateInteraction() {
113 const interaction = this.createInteraction(this.drawMode); 141 const interaction = this.createInteraction(this.drawMode);
114 this.interaction = interaction; 142 this.interaction = interaction;
115 this.openLayersMap.addInteraction(interaction); 143 this.openLayersMap.addInteraction(interaction);