diff --git a/src/main/resources/eu/simstadt/regionchooser/website/index.html b/src/main/resources/eu/simstadt/regionchooser/website/index.html
index 978ba3540854e07561a8e92a38d966ad5a1f1262..0720fe71aeea4b939aabe703bbc767fb1ac2a7cb 100644
--- a/src/main/resources/eu/simstadt/regionchooser/website/index.html
+++ b/src/main/resources/eu/simstadt/regionchooser/website/index.html
@@ -14,7 +14,7 @@
-->
<script type="text/javascript" src="script/proj4.js"></script>
<script type="text/javascript" src="script/jquery-1.4.2.min.js"></script>
- <!-- OpenLayers v3.4.0. API doc : http://openlayers.org/en/v3.4.0/apidoc/ -->
+ <!-- OpenLayers v3.4.0. API doc : https://geoadmin.github.io/ol3/apidoc/ -->
<script src="script/ol.js" type="text/javascript"></script>
<link rel="stylesheet" href="style/ol.css" type="text/css" />
<script src="script/turf.js" type="text/javascript"></script>
diff --git a/src/main/resources/eu/simstadt/regionchooser/website/script/simstadt_openlayers.js b/src/main/resources/eu/simstadt/regionchooser/website/script/simstadt_openlayers.js
index 9548eb6ac0fb560d92e799c5471b17fed1dd04a6..61e5ec0db255dbf2eaff1ba338f5be240a37085c 100644
--- a/src/main/resources/eu/simstadt/regionchooser/website/script/simstadt_openlayers.js
+++ b/src/main/resources/eu/simstadt/regionchooser/website/script/simstadt_openlayers.js
@@ -11,13 +11,13 @@ const regionChooser = (function(){
const dataPanel = $('#dataPanel');
const wgs84Sphere = new ol.Sphere(6378137);
var features_by_project;
-
+
publicScope.init = function(){
//NOTE: Only called from JavaFX. At startup, or when Repo has been changed.
kml_source.clear();
document.getElementById("select_repository").style.visibility = "visible";
}
-
+
if (fromJavaFX){
document.documentElement.className = 'wait';
}
@@ -54,7 +54,7 @@ const regionChooser = (function(){
console.warn(srsName + " isn't defined by Proj4js!")
}
};
-
+
var map = new ol.Map({
target : 'map',
layers : [ osm_layer, kml_layer, intersections_layer ],
@@ -67,7 +67,7 @@ const regionChooser = (function(){
const kmlFormat = new ol.format.KML({extractStyles: false});
kml_source.addEventListener("addfeature", function() {
- map.getView().fitExtent(kml_source.getExtent(), (map.getSize()));
+ map.getView().fitExtent(kml_source.getExtent(), map.getSize());
});
function updateGMLPolygons() {
@@ -79,7 +79,7 @@ const regionChooser = (function(){
feature["source"] = "CityGML";
feature["status"] = "original";
});
-
+
var features = Array.from(kml_source.getFeatures());
// Sort projects
features.sort((a, b) => a.project.localeCompare(b.project));
@@ -142,70 +142,70 @@ const regionChooser = (function(){
updateGMLPolygons();
});
var sourceProj = map.getView().getProjection();
-
+
function showLinkToDownload(feature, jsonIntersection, polygonArea){
var intersection = geoJsonFormat.readFeature(jsonIntersection);
var intersectionArea = intersection.getGeometry().getArea();
var citygml_percentage = Math.round(intersectionArea / feature["area"] * 100);
var sketch_percentage = Math.round(intersectionArea / polygonArea * 100);
intersections.addFeature(intersection);
-
+
li = document.createElement('li');
li.feature = feature;
-
+
li.onmouseover = function(){ regionChooser.highlightPolygon(this.feature) };
li.onmouseout = function(){ regionChooser.resetHighlight(this.feature) };
-
+
let label = li.appendChild(document.createElement('label'));
var text = feature.name;
-
+
let checkbox = document.createElement('input');
checkbox.type = 'checkbox'
checkbox.className = "select_citygml";
checkbox.feature = feature;
checkbox.setAttribute('onclick', "regionChooser.isDownloadPossible()");
-
+
text += " (" + citygml_percentage + "%";
if (sketch_percentage == 100) {
text += ", all inside";
}
-
+
label.textContent = text + ")\n";
label.prepend(checkbox);
-
+
// append to DOM element, not to jQuery object
dataPanel[0].appendChild(li);
}
-
+
publicScope.highlightPolygon = function(feature) {
feature.setStyle(styles.highlighted);
}
-
+
publicScope.resetHighlight = function(feature) {
refreshStyle(feature);
}
-
+
refreshStyle = function(feature, status){
if (status){
feature.status = status;
}
feature.setStyle(styles[feature.status]);
}
-
+
publicScope.isDownloadPossible = function(){
kml_source.getFeatures().forEach(f => refreshStyle(f, "original"));
-
+
selectedFeatures = getSelectedGMLs();
-
+
selectedFeatures.forEach(f => refreshStyle(f, "selected"));
-
+
document.getElementById("download_region_button").disabled = (selectedFeatures.length == 0);
}
-
+
function getSelectedGMLs(){
return Array.from(document.querySelectorAll("input.select_citygml")).filter(c => c.checked).map(c => c.feature);
}
-
+
function findIntersection(feature, polygon) {
try {
return turf.intersect(polygon, feature["geoJSON"]);
@@ -219,7 +219,7 @@ const regionChooser = (function(){
var polygonArea = sketch.getGeometry().getArea();
var intersection_found = false;
intersections.clear();
-
+
Object.keys(features_by_project).forEach(function(project) {
features = features_by_project[project];
features_and_intersections = features.map(f=> [f, findIntersection(f,polygon)]).filter(l => l[1] !== undefined);
@@ -229,7 +229,7 @@ const regionChooser = (function(){
features_and_intersections.forEach(l => showLinkToDownload(l[0], l[1], polygonArea));
}
});
-
+
if (intersection_found) {
document.getElementById("download_region").style.visibility = 'visible';
}
@@ -242,13 +242,13 @@ const regionChooser = (function(){
publicScope.display = function(text){
dataPanel.append(text + "<br/>\n");
}
-
+
publicScope.downloadStart = function(){
document.getElementById("download_region_button").disabled = true;
document.documentElement.className = 'wait';
dataPanel.prepend("<h2 id='download_start' class='ok'>Extracting region...</h2><br/>\n");
}
-
+
publicScope.downloadFinished = function(count){
document.documentElement.className = ''; // Stop waiting
document.getElementById("download_start").remove();
@@ -262,21 +262,21 @@ const regionChooser = (function(){
button.disabled = false;
}
}
-
+
publicScope.downloadFromSelectedCityGMLs = function() {
var features = getSelectedGMLs();
var project = features[0].get("project");
var srsName = features[0].get("srsName");
-
+
if (!features.every( f => f.get("project") === project)){
dataPanel.prepend("<h2 class='error'>Sorry, the CityGML files should all belong to the same project.</h2><br/>\n");
return;
}
-
+
if (!features.every( f => f.get("srsName") === srsName)){
dataPanel.prepend("<h2 class='error'>Sorry, the CityGML files should all be written with the same coordinate system.</h2><br/>\n");
}
-
+
var citygmlNames = features.map(f => f.get("name"));
if (proj4.defs(srsName)){
console.log("Selected region is written in " + srsName + " coordinate system.");
@@ -295,20 +295,20 @@ const regionChooser = (function(){
var area = Math.abs(wgs84Sphere.geodesicArea(coordinates));
//NOTE: Could show m², ha or km² depending on magnitude
dataPanel.append("<h3 class='clean'>Area : " + (area / 10000).toFixed(1) + " ha\n");
- dataPanel.append('<div style="visibility:hidden" id="download_region">' +
+ dataPanel.append('<div style="visibility:hidden" id="download_region">' +
'<button type="button" onclick="regionChooser.downloadFromSelectedCityGMLs()" id="download_region_button" disabled>Download Region</button><br/>\n' +
'<a href="#" onclick="regionChooser.selectAllOrNone(true);">(Select All)</a>\n' +
'<a href="#" onclick="regionChooser.selectAllOrNone(false);">(Select None)</a>\n'+
'</div>\n');
findIntersections();
- dataPanel.append('<button type="button" onclick="regionChooser.copyCoordinatesToClipboard()" id="get_wgs84">Copy coordinates</button><br/>\n')
+ dataPanel.append('<button type="button" onclick="regionChooser.copyCoordinatesToClipboard()" id="get_wgs84" style="position:fixed; bottom:0;">Copy coordinates</button><br/>\n')
}
draw.on('drawend', function() {
displayInfo();
draw.setActive(false);
});
-
+
// With OpenLayers 3.9, draw_interaction.removeLastPoint(); might be better.
document.addEventListener('keydown', function(e) {
//NOTE: e.key isn't defined in JavaFX Browser
@@ -336,7 +336,7 @@ const regionChooser = (function(){
focusOnMap();
}
}
-
+
function sketchAsWKT(srsName) {
var wktFormat = new ol.format.WKT();
return wktFormat.writeFeature(sketch, {
@@ -344,24 +344,24 @@ const regionChooser = (function(){
featureProjection : ol.proj.get('EPSG:3857')
});
}
-
+
function focusOnMap() {
document.getElementById("map").focus();
}
-
+
var fxapp = undefined;
-
+
publicScope.setFxApp = function(app){
fxapp = app;
console.log = function(message){
fxapp.log(message);
}
-
+
console.warn = function(message){
fxapp.warning(message);
}
}
-
+
function displayHelp(){
dataPanel.empty();
dataPanel.append("<h2 class='info'>Welcome to Region Chooser!<br><br>\n");
@@ -375,6 +375,65 @@ const regionChooser = (function(){
dataPanel.append("<br>\n");
dataPanel.append("More info is available in the ");
dataPanel.append("<a href='http://simstadt.hft-stuttgart.de/related-softwares/region-chooser/'>SimStadt documentation</a><br>\n");
+ //TODO: Show tooltip above.
+ dataPanel.append("<form id='importWKT'>\n" +
+ "<input id='wktPolygon' type='text' placeholder='WKT Polygon' " +
+ "required pattern=' *POLYGON *\\( *\\([\\-0-9\., \)\()]+\\) *\\) *' " +
+ "title='Please input a valid WKT Polygon. Example : POLYGON((9.961675 49.807053, 9.951375 49.798521, 9.969486 49.797746, 9.961675 49.807053)) '/>\n" +
+ "<input type='submit' value='Import Polygon'/>\n" +
+ "</form>\n");
+ document.getElementById('importWKT').addEventListener('submit', importWKT);
+ }
+
+ importWKT = function(e){
+ e.preventDefault(); // to avoid refresh
+
+
+ //TODO: DRY, possibly with other events
+ //TODO: Allow WKT as parameter for GUI?
+ var wktPolygon = document.getElementById("wktPolygon").value;
+
+ console.log("Try to import WKT geometry : " + wktPolygon);
+
+ var wktFormat = new ol.format.WKT();
+
+ try{
+ var feature = wktFormat.readFeature(wktPolygon, {
+ dataProjection : ol.proj.get('EPSG:4326'),
+ featureProjection : ol.proj.get('EPSG:3857')
+ });
+ } catch (e){
+ console.error("Couldn't import geometry!");
+ dataPanel.prepend("<h2 class='error'>Couldn't import geometry!</h2><br/>\n");
+ return false;
+ }
+
+ // Assuming the linear ring is closed
+ var coordinatesCount = feature.getGeometry().getLinearRing(0).getCoordinates().length - 1;
+
+ if (coordinatesCount < 2){
+ console.error("Too few points!");
+ dataPanel.prepend("<h2 class='error'>There should be at least 2 points in WKT polygon</h2><br/>\n");
+ return false;
+ }
+
+ sketch = feature;
+ updateGMLPolygons();
+
+ drawnLayer.getFeatures().clear();
+ intersections.clear();
+ drawnLayer.addFeature(feature);
+ map.getView().fitExtent(feature.getGeometry().getExtent(), map.getSize());
+
+ displayInfo();
+ draw.setActive(false);
+
+ //TODO: Test intersection with holes
+
+ console.log("Import was succesful!");
+
+ dataPanel.prepend("<h2 class='ok'>WKT Polygon succesfully imported!</h2><br/>");
+
}
// Executed by JavaFX when whole page is loaded.
@@ -384,16 +443,16 @@ const regionChooser = (function(){
document.documentElement.className = ''; // Stop waiting
console.log("Ready!");
}
-
+
publicScope.selectAllOrNone = function(allOrNone) {
document.querySelectorAll("input.select_citygml").forEach(c => c.checked = allOrNone);
publicScope.isDownloadPossible();
}
-
+
publicScope.selectRepository = function() {
fxapp.selectRepository();
}
-
+
publicScope.copyCoordinatesToClipboard = function(){
var geom = sketch.getGeometry().clone().transform(sourceProj, 'EPSG:4326');
var wgs84Coords = geom.getLinearRing(0).getCoordinates();
@@ -402,7 +461,7 @@ const regionChooser = (function(){
wktPolygon += wgs84Coords.map(([lon, lat]) => lon.toFixed(precision) + " " + lat.toFixed(precision)).join(", ");
utils.copyToClipboard(wktPolygon + "))", dataPanel);
}
-
+
publicScope.showRepositoryName = function(path) {
document.getElementById("repo_path").textContent = path;
}