@geogirafe/lib-geoportal
Version:
GeoGirafe is a flexible application to build online geoportals.
428 lines (412 loc) • 22.7 kB
JavaScript
import { html as uHtml } from 'uhtml';
import ImageWMS from 'ol/source/ImageWMS';
import tippy from 'tippy.js';
import LayerWms from '../../../models/layers/layerwms';
import LayerLocalFile from '../../../models/layers/layerlocalfile';
import QueryBuilderComponent from '../../querybuilder/component';
import MapManager from '../../../tools/state/mapManager';
import LayerWmts from '../../../models/layers/layerwmts';
import TreeViewElement from '../tools/treeviewelement';
class TreeViewItemComponent extends TreeViewElement {
get hasLegend() {
return this.layerManager.isLayerWithLegend(this.layer) && this.layer.legend;
}
get isLegendExpanded() {
if (this.layerManager.isLayerWithLegend(this.layer)) {
return this.layer.isLegendExpanded;
}
return false;
}
toggleLegend() {
if (this.layerManager.isLayerWithLegend(this.layer)) {
this.layer.isLegendExpanded = !this.layer.isLegendExpanded;
}
}
constructor(layer) {
super(layer, 'treeviewitem');
Object.defineProperty(this, "template", {
enumerable: true,
configurable: true,
writable: true,
value: () => {
return uHtml `<style>
header{border-top:solid 1px #ddd;display:flex;align-items:center;height:2rem}.tool{display:none}header:hover .tool{display:flex}.tool.active{display:flex;opacity:1}.label-container{display:flex;flex-grow:1;align-items:center;overflow:auto}.label-out-resolution span{font-style:italic}.resolution-tool{margin-left:.5rem}.legend{display:flex}.legend img{height:fit-content;background:var(--svg-legend-bkg);filter:var(--svg-map-filter)}.legend-icon{max-height:1.5rem;margin-left:.5rem;background:var(--svg-legend-bkg);filter:var(--svg-map-filter)}.children{padding-left:1.3rem;flex-basis:100%;order:10}.dragAfter{border-bottom:dashed 1rem #ccc}.dragBefore{border-top:dashed 1rem #ccc}.gg-checkbox{width:1.2rem}.gg-caret,.gg-spacer{width:1.5rem;padding:0}.gg-caret{transform:scale(130%)}.gg-caret.gg-rotate90{transform:scale(130%) rotate(90deg)}.gg-small.gg-image{min-width:1rem;width:1rem;padding:.25rem}.gg-tree-label{text-align:left;padding-left:0;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.gg-grab:hover{cursor:grab}.gg-selected{opacity:1}.legend-file{display:flex;font-style:italic;color:var(--text-color)}
</style><style>
*{font-family:Arial,sans-serif}.hidden{display:none}.gg-rotate90{transform:rotate(90deg)}.gg-rotate180{transform:rotate(180deg)}.gg-rotate270{transform:rotate(270deg)}img{filter:var(--svg-filter)}img.legend-image{filter:var(--svg-map-filter);background:var(--svg-legend-bkg)}div{scrollbar-width:thin}a{color:var(--link-color)}a:visited{color:var(--link-color)}@keyframes spin{from{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes spin-wait{0%{transform:rotate(0)}7%{transform:rotate(360deg)}100%{transform:rotate(360deg)}}.gg-spin{animation-name:spin;animation-duration:2s;animation-iteration-count:infinite;animation-timing-function:linear}.gg-spin-wait{animation-name:spin-wait;animation-duration:10s;animation-iteration-count:infinite;animation-timing-function:linear}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-thumb{background:#999}.gg-button,.gg-input,.gg-select,.gg-textarea{background-color:var(--bkg-color);color:var(--text-color);outline:0;border-radius:3px;border:var(--app-standard-border);display:inline-block;box-sizing:border-box;padding:0 0 0 .5rem;margin:0;cursor:pointer}.gg-label{background-color:var(--bkg-color);color:var(--text-color);border:none;display:inline-block;padding:0;margin:0}.gg-button,.gg-input,.gg-label,.gg-select{min-height:calc(var(--app-standard-height)/ 1.5);max-height:calc(var(--app-standard-height)/ 1.5);line-height:calc(var(--app-standard-height) / 1.5)}.gg-textarea{padding:.5rem;height:6rem}.gg-input{cursor:text}.gg-checkbox{accent-color:var(--text-color);width:1.2rem}.gg-range{accent-color:var(--text-color)}.gg-button{padding:0 .5rem}.gg-button.active{border:solid 1px var(--text-color-grad2);background-color:var(--text-color-grad2);color:var(--bkg-color)}.gg-button:disabled{background-color:#d3d3d3;color:grey;border:none;cursor:not-allowed}.gg-button>img{vertical-align:middle}.gg-icon-button{border:none;background-color:transparent;display:flex;flex-direction:column;color:var(--text-color);padding:0;align-items:center;justify-content:center;cursor:pointer}.gg-big,.gg-big-withtext{min-width:var(--app-standard-height);min-height:var(--app-standard-height);max-height:var(--app-standard-height)}.gg-big img,.gg-big-withtext img{margin:0;width:calc(var(--app-standard-height) - 1.5rem)}.gg-big-withtext span{font-size:.9rem;font-variant:small-caps;padding:0 1rem}.gg-medium,.gg-medium-withtext{flex-direction:row;min-width:calc(var(--app-standard-height)/ 1.2);min-height:calc(var(--app-standard-height)/ 1.2);max-height:calc(var(--app-standard-height)/ 1.2)}.gg-medium img{margin:0;width:calc(var(--app-standard-height)/ 2.4)}.gg-medium-withtext img{margin-left:.5rem;width:calc(var(--app-standard-height)/ 2.4)}.gg-medium-withtext span{font-size:.9rem;padding:0 1rem;padding-left:.5rem}.gg-small,.gg-small-withtext{flex-direction:row;min-width:calc(var(--app-standard-height)/ 2);min-height:calc(var(--app-standard-height)/ 2);max-height:calc(var(--app-standard-height)/ 2)}.gg-small img{margin:0;width:calc(var(--app-standard-height)/ 3)}.gg-small-withtext img{margin-left:.5rem;width:calc(var(--app-standard-height)/ 3)}.gg-small-withtext span{font-size:.9rem;padding:0 .5rem;padding-left:.3rem}.gg-button:hover,.gg-icon-button:hover,.gg-input:hover,.gg-select:hover,.gg-textarea:hover{background-color:var(--bkg-color-grad1)}.gg-opacity{opacity:.5}.gg-opacity:hover{background-color:transparent;opacity:1}.gg-tabs{display:flex;justify-content:left;margin:.5rem auto 0;border-bottom:1px solid grey;cursor:pointer;height:2rem;align-items:end;gap:1rem;margin-bottom:1rem}.gg-tab{border:none;background:0 0;cursor:pointer;padding:.5rem;color:var(--text-color)}.gg-tab.active{border-bottom:solid 2px var(--text-color-grad2);font-weight:600}.girafe-button-big,.girafe-button-large,.girafe-button-small,.girafe-button-tiny{border:none;background-color:transparent;display:flex;flex-direction:column;color:var(--text-color)}.girafe-button-big:hover,.girafe-button-large:hover,.girafe-button-small:hover,.girafe-button-tiny:hover{background-color:var(--bkg-color-grad1);cursor:pointer}.girafe-button-big.dark,.girafe-button-large.dark,.girafe-button-small.dark,.girafe-button-tiny.dark{background-color:var(--bkg-color);filter:invert(1)}.girafe-button-big{width:var(--app-standard-height);height:var(--app-standard-height);align-items:center;padding:1rem}.girafe-button-big img{overflow:hidden}.girafe-button-large{flex-direction:row}.girafe-button-large img{margin:.3rem;height:2rem}.girafe-button-large span{line-height:2rem;height:2rem;margin:.3rem}.girafe-button-small{min-width:calc(var(--app-standard-height)/ 2);height:calc(var(--app-standard-height)/ 2);align-items:center;padding:.5rem}.girafe-button-small img{overflow:hidden}.girafe-button-small span{width:100%;text-align:left;overflow:hidden;text-overflow:ellipsis}.girafe-button-tiny{width:1rem;height:1rem;align-items:center;padding:0}.girafe-button-tiny img{overflow:hidden}
</style>
<link rel="stylesheet" href="lib/tippy.js/tippy.css" />
<link rel="stylesheet" href="lib/tippy.js/backdrop.css" />
<link rel="stylesheet" href="lib/tippy.js/border.css" />
<link rel="stylesheet" href="lib/tippy.js/svg-arrow.css" />
<div id="container">
<header>
<!-- Spacer -->
<img
class="${this.layer.protected ? 'gg-small gg-image gg-opacity' : 'hidden'}"
alt="Protected layer"
src="icons/protected.svg" />
<div class="${this.layer.protected ? 'hidden' : 'gg-spacer gg-small'}"></div>
<!-- Checkbox -->
<button
class="${this.layer.active ? 'gg-icon-button gg-small gg-selected' : 'gg-icon-button gg-small gg-opacity'}"
tip="Activate / Deactivate"
onclick="${() => this.toggle()}">
<img
class="${this.layer.active ? 'gg-checkbox' : 'hidden'}"
alt="Expand/Collapse button"
src="icons/checked-full.svg" />
<img
class="${!this.layer.active ? 'gg-checkbox' : 'hidden'}"
alt="Expand/Collapse button"
src="icons/checked-no.svg" />
</button>
<!-- Error icon -->
<button class="${this.layer.hasError ? 'gg-icon-button gg-small gg-opacity' : 'hidden'}" tip="Error on layer">
<img alt="Error on layer" src="icons/error.svg" />
</button>
<!-- Label -->
<div class="${this.isVisibleInCurrentResolution() ? 'label-container' : 'label-container label-out-resolution'}">
<button
class="${this.layer.active ? 'gg-icon-button gg-small gg-selected' : 'gg-icon-button gg-small gg-opacity'}"
onclick="${() => this.toggle()}">
<span i18n="${this.layer.name}" class="gg-tree-label"> ${this.layer.name} </span>
</button>
<!-- zoom to resolution -->
<button
class="${this.layer.active && this.layer instanceof LayerWms && !this.isVisibleInCurrentResolution() ? 'gg-icon-button gg-small resolution-tool' : 'hidden'}"
tip="Zoom to visible resolution"
onclick="${() => this.zoomToVisibleResolution()}">
<img alt="Zoom to visible resolution" src="icons/zoom.svg" />
</button>
<!-- layer icon -->
<img
class="${this.layer.active && this.iconUrl ? 'legend-icon' : 'hidden'}"
alt="${'Icon for ' + this.layer.name}"
src="${this.iconUrl}"
crossorigin="${this.getCrossOrigin(this.iconUrl)}" />
</div>
<!-- zoom to full extent -->
<button
class="${this.layer.active && this.layer instanceof LayerLocalFile ? 'gg-icon-button gg-small gg-opacity tool' : 'hidden'}"
tip="Zoom to full extent"
onclick="${() => this.zoomToFullExtent()}">
<img alt="Zoom to full extent" src="icons/zoom.svg" />
</button>
<!-- swipe icons -->
<button
class="${this.getButtonClass('swipedLeft')}"
tip="Swipe layer to the left"
onclick="${() => this.layer.swiped = (this.layer.swiped === 'left') ? 'no' : 'left'}">
<img alt="Swipe layer to the left" src="icons/swipe-left.svg" />
</button>
<button
class="${this.getButtonClass('swipedRight')}"
tip="Swipe layer to the right"
onclick="${() => this.layer.swiped = (this.layer.swiped === 'right') ? 'no' : 'right'}">
<img alt="Swipe layer to the right" src="icons/swipe-right.svg" />
</button>
<!-- opacity icon -->
<div>
<button id="opacity" class="${this.getButtonClass('opacity')}" tip="Control opacity">
<img alt="Control opacity" src="icons/opacity.svg" />
</button>
</div>
<!-- Filter -->
<div>
<button id="filter" class="${this.getButtonClass('filter')}" tip="Filter layer">
<img alt="Filter layer" src="icons/filter.svg" />
</button>
</div>
<!-- Time restriction -->
<div>
<button
id="timeRestriction"
class="${this.getButtonClass('timeRestriction')}"
tip="Define time restriction on layer">
<img alt="Define time restriction on layer" src="icons/clock.svg" />
</button>
</div>
<!-- Legend icon -->
<button
class="${this.hasLegend ? 'gg-icon-button gg-small gg-opacity tool' : 'hidden'}"
tip="Toggle legend"
onclick="${() => this.toggleLegend()}">
<img alt="Toggle legend" src="icons/legend.svg" loading="lazy" />
</button>
<!-- Metadata icon -->
<button
class="${this.layer.hasMetadata ? 'metadata gg-icon-button gg-small gg-opacity tool' : 'hidden'}"
onclick="${() => this.showMetadata()}">
<img alt="Remove theme" src="icons/info.svg" />
</button>
<!-- Drag -->
<button id="drag-button" class="gg-icon-button gg-small gg-grab gg-opacity tool" tip="Move">
<img alt="Move layer" src="icons/drag.svg" />
</button>
<!-- Remove icon -->
<button
class="remove gg-icon-button gg-small gg-opacity tool"
tip="Remove layer"
onclick="${() => this.deleteLayer()}">
<img alt="Remove layer" src="icons/trash.svg" />
</button>
</header>
${Object.keys(this.legendUrls).map((l) => uHtml `
<div class="${this.isLegendExpanded ? 'legend' : 'hidden'}">
<div class="gg-spacer gg-small"></div>
<img
alt="${'Legend for ' + l}"
src="${this.legendUrls[l]}"
loading="lazy"
crossorigin="${this.getCrossOrigin(this.legendUrls[l])}" />
</div>
`)}
<div class="${this.layer instanceof LayerLocalFile && this.isLegendExpanded ? 'legend-file' : 'legend-file hidden'}">
<div class="gg-spacer gg-small"></div>
<div class="gg-spacer gg-small"></div>
<div>
<span i18n="File from">File from</span>
<span>${this.layer.lastModifiedDate}</span>
<span>[</span>
<span>${this.layer._features?.length}</span>
<span i18n="features">features</span>
<span>]</span>
</div>
</div>
</div>
`;
}
});
Object.defineProperty(this, "iconUrl", {
enumerable: true,
configurable: true,
writable: true,
value: null
});
Object.defineProperty(this, "legendUrls", {
enumerable: true,
configurable: true,
writable: true,
value: {}
});
Object.defineProperty(this, "layer", {
enumerable: true,
configurable: true,
writable: true,
value: void 0
});
this.layer = layer;
}
render() {
// If we come from a html element, the layer was not defined in the constructor
// And we have to set the layer using the id passed to the layerid attribute
const layerId = this.getAttribute('layerid');
if (layerId) {
this.layer = this.layerManager.getTreeItem(layerId);
if (this.layer instanceof LayerWms) {
// Manage Legend icons for WMS
this.setWmsLegend();
}
if (this.layer instanceof LayerWmts) {
this.setWmtsLegend();
}
}
super.render();
this.createOpacityTooltip();
this.createFilterTooltip();
}
setWmsLegend() {
if (!(this.layer instanceof LayerWms)) {
// nothing to do if it's not a WMS
return;
}
// Manage Icon URL
if (this.layer.iconUrl) {
// A custom legend icon has been defined and can be displayed
this.iconUrl = this.layer.iconUrl;
}
else if (this.layer.legendRule) {
// We need to get the legend icon URL from WMS
this.iconUrl = Object.values(this.getLegendImageUrlFromWms(true))[0];
}
else {
// All other cases, we do not have any icon for the layer
// => A simple selection icon will be rendered
this.iconUrl = null;
}
// Manage Legend
if (this.layer.legend) {
if (this.layer.legendImage) {
this.legendUrls[this.layer.layers] = this.layer.legendImage;
}
else {
this.legendUrls = this.getLegendImageUrlFromWms(false);
}
}
}
setWmtsLegend() {
if (!(this.layer instanceof LayerWmts)) {
// nothing to do if it's not a WMS
return;
}
if (this.layer.legend) {
if (this.layer.legendImage) {
this.legendUrls[this.layer.name] = this.layer.legendImage;
}
else {
console.error(`The WMTS Layer ${this.layer.name} has no legendImage.`);
}
}
}
getCrossOrigin(url) {
if (!url) {
return 'anonymous';
}
const hostname = new URL(url).hostname;
return this.state.oauth.audience.includes(hostname) ? 'use-credentials' : 'anonymous';
}
getLegendImageUrlFromWms(iconOnly) {
if (!(this.layer instanceof LayerWms)) {
throw new Error(`${this.layer.name} is not a WMS layer, this method should not be called.`);
}
const legends = {};
for (const l of this.layer.layers.split(',')) {
const hostname = new URL(this.layer.ogcServer.url).hostname;
const wmsSource = new ImageWMS({
url: this.layer.ogcServer.url,
params: { LAYERS: l },
ratio: 1,
crossOrigin: this.state.oauth.audience.includes(hostname) ? 'use-credentials' : 'anonymous'
});
let graphicUrl = wmsSource.getLegendUrl(this.state.position.resolution);
if (!graphicUrl) {
console.error(`The URL for legend of layer ${l} could not be calculated.`);
legends[l] = '';
continue;
}
if (!graphicUrl.toLowerCase().includes('sld_version')) {
// Add SLD_Version (it is mandatory, but openlayers do not seems to set it in the URL)
graphicUrl += '&SLD_Version=1.1.0';
}
if (iconOnly) {
if (!this.isNullOrUndefined(this.layer.legendRule)) {
graphicUrl += '&RULE=' + encodeURIComponent(this.layer.legendRule);
}
graphicUrl += '&HEIGHT=' + this.configManager.Config.treeview.defaultIconSize.height;
graphicUrl += '&WIDTH=' + this.configManager.Config.treeview.defaultIconSize.width;
}
legends[l] = graphicUrl;
}
return legends;
}
createOpacityTooltip() {
const el = this.shadow.getElementById('opacity');
tippy(el, {
trigger: 'click',
arrow: true,
interactive: true,
theme: 'light',
placement: 'bottom-end',
content: (_reference) => {
const slider = document.createElement('input');
slider.type = 'range';
slider.className = 'slider';
slider.min = '0';
slider.max = '20';
slider.value = (this.layer.opacity * 20).toString();
slider.oninput = () => (this.layer.opacity = parseInt(slider.value) / 20);
return slider;
}
});
}
createFilterTooltip() {
const el = this.shadow.getElementById('filter');
tippy(el, {
trigger: 'click',
arrow: true,
interactive: true,
theme: 'light',
placement: 'bottom',
appendTo: document.body,
content: (_reference) => {
const filterbox = new QueryBuilderComponent(this.layer);
return filterbox;
}
});
}
registerEvents() {
this.subscribe(/layers\..*\.isLegendExpanded/, (_oldValue, _newValue, layer) => {
this.refreshLegends();
this.refreshRender(layer);
});
this.subscribe(/layers\.layersList\..*\.activeState/, (_oldValue, _newValue, layer) => {
this.refreshLegends();
this.refreshRender(layer);
});
this.subscribe(/layers\.layersList\..*\.hasError/, (_oldValue, _newValue, layer) => this.refreshRender(layer));
this.subscribe(/layers\.layersList\..*\.errorMessage/, (_oldValue, _newValue, layer) => this.refreshRender(layer));
this.subscribe(/layers\.layersList\..*\.filter/, (_oldValue, _newValue, layer) => this.refreshRender(layer));
this.subscribe(/layers\.layersList\..*\.timeRestriction/, (_old, _new, layer) => {
if (layer === this.layer || layer === this.layer.parent)
this.refreshRender(this.layer);
});
this.subscribe(/layers\.layersList\..*\.opacity/, (_oldValue, _newValue, layer) => this.refreshRender(layer));
this.subscribe(/layers\.layersList\..*\.swiped/, (_oldValue, _newValue, layer) => this.refreshRender(layer));
this.subscribe('treeview.advanced', () => this.refreshRender(this.layer));
this.subscribe('position', () => this.refreshLegends());
}
refreshLegends() {
if (this.layer instanceof LayerWms && this.layer.hasRestrictedResolution() && this.layer.isLegendExpanded) {
this.setWmsLegend();
super.refreshRender();
}
}
toggle(state) {
this.layerManager.toggleLayer(this.layer, state);
}
zoomToVisibleResolution() {
if (!(this.layer instanceof LayerWms)) {
throw new Error(`${this.layer.name} is not a WMS layer, this method should not be called here.`);
}
if (this.layer.maxResolution) {
if (this.configManager.Config.map.constrainScales) {
// We have to find the right resolution
const allowedResolutions = MapManager.getInstance().getMap().getView().getResolutions();
const maxResolution = this.layer.maxResolution;
const newResolution = allowedResolutions.find((r) => r < maxResolution);
this.state.position.resolution = newResolution;
}
else {
// We can just zoom to the correct resolution.
// But because of rounding errors (for example 1.59 becomes 1.589999999999998),
// we zoom a bit more than just the max resolution (5% more)
const resolution = this.layer.maxResolution * 0.95;
this.state.position.resolution = resolution;
}
}
}
isVisibleInCurrentResolution() {
if (!(this.layer instanceof LayerWms) && !(this.layer instanceof LayerWmts)) {
// Always true for not WMS/WMTS layers
return true;
}
return this.layer.isVisibleAtResolution(this.state.position.resolution);
}
zoomToFullExtent() {
if (!(this.layer instanceof LayerLocalFile)) {
throw new Error(`${this.layer.name} is not a LocalFile layer, this method should not be called here.`);
}
MapManager.getInstance().zoomToExtent(this.layer.extent);
}
deleteLayer() {
this.layerManager.toggleLayer(this.layer, 'off');
this.removeFromParent();
}
connectedCallback() {
this.loadConfig().then(() => {
this.render();
this.registerEvents();
});
}
}
export default TreeViewItemComponent;