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SeaHabitat.vue
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SeaHabitat.vue
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<template>
<div id="seaHabitat" class="wcontainer p-1">
<!-- Row -->
<div>
<h6>{{$t('Sea habitats')}}</h6>
</div>
<!-- Row -->
<div class="row p-3 g-0">
<div ref="featContainer"></div>
</div>
</div>
</template>
<script>
export default {
// REQUIRES WMSDataRetriever.js
// REQUIRES OL libraries
name: "seaHabitat",
created(){
// WMS source of sea habitats
this.source = new ol.source.TileWMS({
url: 'https://ows.emodnet-seabedhabitats.eu/geoserver/emodnet_view/wms',
params: {
'LAYERS': 'eusm2021_eunis2019_group',
'TILED': 'TRUE',
},
attributions: "© EMODnet Seabed Habitats initiative",
crossOrigin: 'anonymous',
});
// WMS Legend
this.legendURL = 'https://ows.emodnet-seabedhabitats.eu/geoserver/emodnet_view/wms?SERVICE=WMS&VERSION=1.3.0&REQUEST=GetLegendGraphic&LAYER=eusm2021_eunis2019_full&FORMAT=image/png&LEGEND_OPTIONS=fontAntiAliasing:true;fontColor:0x000000&TRANSPARENT=TRUE';
// Pre-load -- Error, refs is not ready yet?
// this.updateData([[1.3,40.5], [1.4,40.6]]);
},
mounted(){
},
unmounted(){
},
data(){
return {
selTrack: '',
}
},
methods: {
// USER HTML ACTIONS
// PRIVATE METHODS
// PUBLIC METHODS
updateData: function(coordinates){ // long, lat in EPSG:4326
// Empty info container
this.$refs.featContainer.innerHTML = '';
// Calculate bbox
let bbox = [Infinity, Infinity, -Infinity, -Infinity];
for (let i = 0; i < coordinates.length; i++){
// Transform to EPSG:3857
coordinates[i] = ol.proj.transform(coordinates[i], 'EPSG:4326', 'EPSG:3857');
// Find max and min longitude and latitude
bbox[0] = Math.min(bbox[0], coordinates[i][0]);
bbox[1] = Math.min(bbox[1], coordinates[i][1]);
bbox[2] = Math.max(bbox[2], coordinates[i][0]);
bbox[3] = Math.max(bbox[3], coordinates[i][1]);
}
// Middle point
let rangeBBOX = [bbox[2] - bbox[0], bbox[3] - bbox[1]];
let middleCoord = [bbox[0] + rangeBBOX[0]/2, bbox[1] + rangeBBOX[1]/2];
// LEGEND
// https://ows.emodnet-seabedhabitats.eu/geoserver/emodnet_view/wms?SERVICE=WMS&VERSION=1.3.0&REQUEST=GetLegendGraphic&LAYER=eusm2021_eunis2019_full&FORMAT=image/png&&LEGEND_OPTIONS=fontAntiAliasing:true;fontColor:0x000000
// Get FeatureInfo url
let url = this.source.getFeatureInfoUrl(
middleCoord,
Math.max(...rangeBBOX)/10,//viewResolution, --> leads to 200m, 400m, 800m simplification
'EPSG:3857',
{'INFO_FORMAT': 'text/html',
'feature_count': '50'}
);
if (url) {
// Fetch
this.$refs.featContainer.innerHTML = `
<div class="spinner-border text-dark" style="width: 1rem; height: 1rem; position: relative;" role="status">
<span class="visually-hidden">Loading...</span>
</div>`; // Spinner
fetch(url)
.then((response) => response.text())
.then((html) => {
// Remove style
html = html.replaceAll(html.substring(html.indexOf('<style'), html.indexOf('</style>') + 8), `
<style>
a:link { color: #808080; }
a:visited { color: #808080; }
a:hover { color: #424242; }
a:active { color: #000000; }
</style>
`);
// Change title style
html = html.replaceAll('h2', 'i');
// Change links style
html = html.replaceAll('<p', '<i style="color:#808080;"');
html = html.replaceAll('</p', '</i');
// Add links
let htmlLinks = `
<a href="https://www.emodnet-seabedhabitats.eu/access-data/launch-map-viewer/" title="EMODnet Seabed Habitats" target="_blank">(EMODnet Seabed Habitats)</a>
`;
html = html.replaceAll('</a>', '</a>' + htmlLinks);
this.$refs.featContainer.innerHTML = html;
});
}
}
},
components: {
},
computed: {
}
}
</script>
<style scoped>
.wcontainer {
font-size:12px;
width: 100%;
}
table.featureInfo, table.featureInfo td, table.featureInfo th {
border:1px solid rgb(255, 0, 0);
border-collapse:collapse;
margin:0;
padding:0;
font-size: 90%;
padding:.2em .1em;
}
table.featureInfo th {
padding:.2em .2em;
font-weight:bold;
background:#eee;
}
table.featureInfo td{
background:#fff;
}
table.featureInfo tr.odd td{
background:#eee;
}
table.featureInfo caption{
text-align:left;
font-size:100%;
font-weight:bold;
padding:.2em .2em;
}
</style>