@geogirafe/lib-geoportal
Version:
GeoGirafe is a flexible application to build online geoportals.
250 lines (249 loc) • 17.5 kB
JavaScript
import { html as uHtml } from 'uhtml';
// SPDX-License-Identifier: Apache-2.0
import GirafeHTMLElement from '../../base/GirafeHTMLElement.js';
import { SelectionMode, SelectionTool } from '../../models/selection.js';
import { Draw, Interaction } from 'ol/interaction.js';
import MapComponent from '../map/component.js';
import { createBox } from 'ol/interaction/Draw.js';
import { Circle, Fill, RegularShape, Stroke, Style, Text } from 'ol/style.js';
import { LineString, Point } from 'ol/geom.js';
import { ensurePolygonIsProperlyClosed, getAreaOfPolygon, getAreaAsMetricText, getDistance, getHalfPoint, getLabelStyle, getLengthAsMetricText, getRadiusDataForCircle, getAreaOfCircle } from '../../tools/utils/olutils.js';
const defaultFill = new Fill({
color: 'rgba(255, 255, 255, 0.5)'
});
const defaultStroke = new Stroke({
color: 'rgba(0, 153, 255, 1)',
width: 3
});
export default class SelectionToolComponent extends GirafeHTMLElement {
templateUrl = null;
styleUrls = null;
template = () => {
return uHtml `<style>
.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,a:visited{color:var(--link-color)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes spin-wait{0%{transform:rotate(0)}7%{transform:rotate(360deg)}to{transform:rotate(360deg)}}.gg-spin{animation-name:spin;animation-duration:2s;animation-timing-function:linear;animation-iteration-count:infinite}.gg-spin-wait{animation-name:spin-wait;animation-duration:10s;animation-timing-function:linear;animation-iteration-count:infinite}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-thumb{background:#999}button,input,select,textarea{font:inherit}.gg-button,.gg-select,.gg-input,.gg-textarea{background-color:var(--bkg-color);color:var(--text-color);border:var(--app-standard-border);box-sizing:border-box;cursor:pointer;border-radius:3px;outline:0;margin:0;padding:0 0 0 .5rem;display:inline-block}.gg-label{background-color:var(--bkg-color);color:var(--text-color);border:none;align-items:center;margin:0;padding:0;display:flex}.gg-button,.gg-select,.gg-input,.gg-label{min-height:calc(var(--app-standard-height) / 1.5)}.gg-textarea{max-height:initial;resize:vertical;height:6rem;padding:.5rem;line-height:1.3rem}.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-grad1);background-color:var(--bkg-color-grad2)}.gg-button:disabled{background-color:var(--bkg-color-grad1);color:var(--text-color-grad2);cursor:not-allowed;border:none}.gg-button:disabled img{filter:opacity(.6)}.gg-input:disabled,.gg-select:disabled,.gg-textarea:disabled{background-color:var(--bkg-color-grad1);color:var(--text-color-grad2);cursor:not-allowed}.gg-button>img{vertical-align:middle}.gg-icon-button{color:var(--text-color);cursor:pointer;background-color:#0000;border:none;flex-direction:column;justify-content:center;align-items:center;padding:0;display:flex}.gg-icon{justify-content:center;align-items:center;display:flex}.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{width:calc(var(--app-standard-height) - 1.5rem);margin:0}.gg-big-withtext span{font-variant:small-caps;padding:0 1rem;font-size:.9rem}.gg-medium,.gg-medium-withtext{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);flex-direction:row}.gg-medium img{width:calc(var(--app-standard-height) / 2.4);margin:0}.gg-medium-withtext img{width:calc(var(--app-standard-height) / 2.4);margin-left:.5rem}.gg-medium-withtext span{padding:0 1rem 0 .5rem;font-size:.9rem}.gg-small,.gg-small-withtext{min-width:calc(var(--app-standard-height) / 2);min-height:calc(var(--app-standard-height) / 2);max-height:calc(var(--app-standard-height) / 2);flex-direction:row}.gg-small img{width:calc(var(--app-standard-height) / 3);margin:0}.gg-small-withtext img{width:calc(var(--app-standard-height) / 3);margin-left:.5rem}.gg-small-withtext span{padding:0 .5rem 0 .3rem;font-size:.9rem}.gg-button:hover:not(:disabled),.gg-select:hover:not(:disabled),.gg-input:hover:not(:disabled),.gg-textarea:hover:not(:disabled),.gg-icon-button:hover:not(:disabled){background-color:var(--bkg-color-grad1)}.gg-opacity{opacity:.5}.gg-opacity:hover{opacity:1;background-color:#0000}.gg-tabs{cursor:pointer;grid-auto-flow:column;padding-bottom:1rem;font-size:1rem;display:grid}.gg-tab{border:none;border-bottom:var(--app-standard-border);cursor:pointer;color:var(--text-color);background:0 0;padding:.5rem}.gg-tab.active{border-bottom:solid 1px var(--text-color)}.girafe-button-big,.girafe-button-large,.girafe-button-small,.girafe-button-tiny{color:var(--text-color);background-color:#0000;border:none;flex-direction:column;display:flex}.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()}.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{height:2rem;margin:.3rem}.girafe-button-large span{height:2rem;margin:.3rem;line-height:2rem}.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{text-align:left;text-overflow:ellipsis;width:100%;overflow:hidden}.girafe-button-tiny{align-items:center;width:1rem;height:1rem;padding:0}.girafe-button-tiny img{overflow:hidden}.girafe-onboarding-theme{background-color:var(--bkg-color);color:var(--text-color)}.girafe-onboarding-theme button{background-color:var(--bkg-color);color:var(--text-color);text-shadow:none}.girafe-onboarding-theme button.driver-popover-close-btn{z-index:10000}.tippy-box{background-color:var(--bkg-color);border:var(--app-standard-border)}.tippy-content{color:var(--text-color)}.tippy-arrow{color:var(--bkg-color)}.tippy-box[data-theme~=error]{background-color:var(--error-color);white-space:pre-line}div.tippy-box[data-theme=image-popup]{border:var(--app-standard-border);& div.tippy-content{background-color:var(--bkg-color);& img{max-width:20rem;max-height:20rem}}& div.tippy-arrow{color:var(--bkg-color)}}
</style><style>
#panel{height:100%;color:var(--text-color);flex-direction:column;display:flex}#panel>div{padding:1rem}#toolbar{flex-wrap:wrap;display:flex}.toolParameters{grid-template-columns:auto auto 60px auto;justify-content:left;align-items:center;margin-top:10px;display:grid}.toolParameters>.toolParameter{flex-direction:column;padding-bottom:8px;display:flex}input{border:1px solid var(--bkg-color-grad1);width:inherit;background-color:var(--bkg-color-input);padding-right:0}input:focus{border:1px solid var(--lt-color-gray-900)}button{border:solid 1px var(--bkg-color);color:var(--text-color);background-color:var(--bkg-color);cursor:pointer;padding:0}button:hover{border:solid 1px var(--text-color-grad2)}button.selected{border:solid 1px var(--text-color-grad2);background-color:var(--bkg-color-grad1);color:var(--bkg-color)}
</style>
<style>${this.customStyle}</style>
<div id="panel"><div><div id="toolbar"><button id="point" tip="Point" class="gg-icon-button gg-medium"><img alt="point icon" src="icons/point.svg"></button> <button id="polygon" tip="Polygon" class="gg-icon-button gg-medium"><img alt="polygon icon" src="icons/polygon.svg"></button> <button id="rectangle" tip="Rectangle" class="gg-icon-button gg-medium"><img alt="rectangle icon" src="icons/rectangle.svg"></button> <button id="circle" tip="Circle" class="gg-icon-button gg-medium"><img alt="circle icon" src="icons/circle.svg"></button> <button id="freepolygon" tip="Freehand polygon" class="gg-icon-button gg-medium"><img alt="polygon-free icon" src="icons/polygon-free.svg"></button></div><div class="toolParameters"><div class="toolParameter"><label for="selection-mode" class="gg-label" i18n="selection-mode">selection-mode</label> ${uHtml ` <select id="selection-mode" class="gg-select" onchange="${(event) => this.onSelectionModeChanged(event)}"><option value="${SelectionMode.Replace}" ?selected="${this.selectionMode === SelectionMode.Replace}" i18n="replace">replace<option value="${SelectionMode.Add}" ?selected="${this.selectionMode === SelectionMode.Add}" i18n="add">add<option value="${SelectionMode.Remove}" ?selected="${this.selectionMode === SelectionMode.Remove}" i18n="remove">replace</select> `}</div></div></div></div>
${this.htmlUnsafe(this.feedbackTemplateHtml ?? '')}`;
};
isPanelVisible = false;
panelTitle = 'selection-tool-panel';
panelTogglePath = 'interface.selectionToolPanelVisible';
renderedOnce = false;
buttons = [
{ id: 'point', tool: SelectionTool.Point },
{ id: 'rectangle', tool: SelectionTool.Rectangle },
{ id: 'polygon', tool: SelectionTool.Polygon },
{ id: 'circle', tool: SelectionTool.Disk },
{ id: 'freepolygon', tool: SelectionTool.FreehandPolygon }
];
toolSelected = null;
selectionMode = SelectionMode.Replace;
canExecuteSelect = () => this.context.userInteractionManager.canListenerExecute('map.select', this.name);
get drawing() {
return this.context.configManager.Config.drawing;
}
get map() {
return this.context.mapManager.getMap();
}
get mapComponent() {
return this.context.componentManager.getComponents(MapComponent)[0];
}
defaultStyle;
labelStyle;
styleFunction = (featureLike) => {
const styles = [this.defaultStyle];
if (featureLike.getGeometry()?.getType() == 'Polygon') {
const polygon = featureLike.getGeometry();
const segments = ensurePolygonIsProperlyClosed(polygon);
new LineString(segments).forEachSegment((a, b) => {
styles.push(getLabelStyle(getHalfPoint([a, b]), getLengthAsMetricText(getDistance([a, b], this.state.projection)), this.labelStyle));
});
styles.push(getLabelStyle(polygon.getInteriorPoint(), getAreaAsMetricText(getAreaOfPolygon(polygon, this.state.projection)), this.labelStyle));
}
else if (featureLike.getGeometry()?.getType() == 'Circle') {
const circle = featureLike.getGeometry();
const radiusDataForCircle = getRadiusDataForCircle(circle, this.defaultStyle, new Stroke({ color: 'rgba(0, 0, 0, 0.4)', width: this.drawing.defaultStrokeWidth }));
styles.push(radiusDataForCircle.style, getLabelStyle(getHalfPoint(radiusDataForCircle.radiusLine), getLengthAsMetricText(radiusDataForCircle.radius), this.labelStyle), getLabelStyle(new Point(circle.getCenter()), getAreaAsMetricText(getAreaOfCircle(circle, this.state.projection)), this.labelStyle));
}
return styles.filter((style) => !!style);
};
selectPoint = new Interaction({
handleEvent: (event) => {
if (event.type == 'singleclick') {
this.state.selection.selectionGeometry = undefined;
this.mapComponent.onClick(event);
return false;
}
return true;
}
});
selectRectangle = new Draw({
type: 'Circle',
geometryFunction: createBox(),
freehand: false,
stopClick: true,
condition: this.canExecuteSelect,
style: this.styleFunction
});
selectPolygon = new Draw({
type: 'Polygon',
freehand: false,
stopClick: true,
condition: this.canExecuteSelect,
style: this.styleFunction
});
selectFreehandPolygon = new Draw({
type: 'Polygon',
freehand: true,
stopClick: true,
condition: this.canExecuteSelect
});
selectCircle = new Draw({
type: 'Circle',
freehand: false,
condition: this.canExecuteSelect,
style: this.styleFunction
});
selectInteractions = {
[SelectionTool.Point]: this.selectPoint,
[SelectionTool.Rectangle]: this.selectRectangle,
[SelectionTool.Polygon]: this.selectPolygon,
[SelectionTool.Disk]: this.selectCircle,
[SelectionTool.FreehandPolygon]: this.selectFreehandPolygon
};
lastSelectInteraction = undefined;
constructor(name = 'selection-tool') {
super(name);
this.addSelectionHandlers();
}
addSelectionHandlers() {
for (const drawInteraction of Object.values(this.selectInteractions).filter((selectInteraction) => selectInteraction instanceof Draw)) {
drawInteraction?.on('drawend', (event) => {
console.log('drawend', event.feature.getStyleFunction());
this.state.selection.selectionGeometry = event.feature.getGeometry();
this.mapComponent.select(event.feature.getGeometry().getExtent());
});
}
}
render() {
super.render();
this.selectionMode = this.state.selection.selectionMode;
if (this.isPanelVisible) {
this.renderComponent();
}
else {
this.hide();
}
super.girafeTranslate();
}
renderComponent() {
this.show();
if (!this.renderedOnce) {
this.renderedOnce = true;
for (const button of this.buttons) {
this.getById(button.id).addEventListener('pointerup', () => {
this.setTool(button.tool);
if (button.tool) {
this.refreshRender();
}
});
}
this.setTool(SelectionTool.Point);
}
}
setTool(tool) {
if (this.toolSelected !== null) {
this.toolSelected.classList.remove('selected');
}
if (tool != null) {
this.toolSelected = this.getById(this.buttons.find((x) => x.tool == tool).id);
this.toolSelected.classList.add('selected');
}
if (this.lastSelectInteraction) {
this.map.removeInteraction(this.lastSelectInteraction);
this.lastSelectInteraction = undefined;
}
if (tool != null) {
const interaction = this.selectInteractions[tool];
if (interaction) {
this.map.addInteraction(interaction);
this.lastSelectInteraction = interaction;
}
}
}
connectedCallback() {
super.connectedCallback();
this.render();
this.defaultStyle = new Style({
image: new Circle({
fill: defaultFill,
stroke: defaultStroke,
radius: 5
}),
fill: defaultFill,
stroke: defaultStroke,
text: new Text({
text: '',
font: this.drawing.defaultFont,
textBaseline: 'bottom',
offsetY: 1.2 * this.drawing.defaultTextSize,
fill: new Fill({ color: '#000000' }),
overflow: true
})
});
this.labelStyle = new Style({
text: new Text({
font: this.drawing.defaultFont,
padding: [2, 2, 2, 2],
textBaseline: 'bottom',
offsetY: -1 * this.drawing.defaultTextSize,
fill: new Fill({ color: '#000000' })
}),
image: new RegularShape({
radius: 6,
points: 3,
angle: Math.PI,
displacement: [0, 8],
fill: new Fill({ color: 'rgba(0, 0, 0, 0.4)' })
})
});
}
togglePanel(visible) {
if (this.isPanelVisible == visible)
return;
this.isPanelVisible = visible;
if (this.isPanelVisible) {
this.setTool(SelectionTool.Point);
this.registerEvents();
}
else {
this.state.selection.selectionGeometry = undefined;
this.state.selection.selectionMode = SelectionMode.Replace;
this.setTool(null);
this.unregisterEvents();
}
this.render();
}
registerEvents() {
this.registerInteractionListener('map.select', true);
}
unregisterEvents() {
this.unregisterInteractionListeners('map.select');
}
onSelectionModeChanged(event) {
const selectionModeAsString = (event?.target).value;
if (selectionModeAsString === '1') {
this.selectionMode = SelectionMode.Add;
}
else if (selectionModeAsString === '2') {
this.selectionMode = SelectionMode.Remove;
}
else {
this.selectionMode = SelectionMode.Replace;
}
this.state.selection.selectionMode = this.selectionMode;
}
}