forked from geolba/tethys.backend
287 lines
9.1 KiB
Vue
287 lines
9.1 KiB
Vue
<template>
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<div ref="drawControl" class="gba-control-draw btn-group-vertical map-control">
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<!-- <button type="button" class="button is-light is-small" (click)="locateUser()" [ngClass]="isToggled ? 'is-primary': 'is-active'">
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<fa-icon [icon]="faSearchLocation"></fa-icon>
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</button> -->
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<!-- -->
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<button
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ref="inputDraw"
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class="inline-flex cursor-pointer justify-center items-center whitespace-nowrap focus:outline-none transition-colors duration-150 border rounded ring-blue-700 text-black border-teal-50 hover:bg-gray-200 text-sm p-1"
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type="button"
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:class="[_enabled ? 'cursor-not-allowed bg-gray-200' : 'bg-teal-50 is-active']"
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@click.prevent="draw"
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>
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<BaseIcon v-if="mdiDrawPen" :path="mdiDrawPen" />
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</button>
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</div>
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</template>
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<script lang="ts">
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import { Component, Vue, Prop } from 'vue-facing-decorator';
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import BaseIcon from '@/Components/BaseIcon.vue';
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import { mdiDrawPen } from '@mdi/js';
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import { MapService } from '@/Stores/map.service';
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import { Map } from 'leaflet/src/map/index';
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// import { LayerGroup } from 'leaflet/src/layer/LayerGroup';
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// import { LatLngBounds, Rectangle } from 'leaflet';
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import { on, off , preventDefault } from 'leaflet/src/dom/DomEvent';
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import { Rectangle } from 'leaflet/src/layer/vector/Rectangle';
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import { LatLngBounds } from 'leaflet/src/geo/LatLngBounds';
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@Component({
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name: 'draw-control',
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components: {
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BaseIcon,
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},
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})
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export default class DrawControlComponent extends Vue {
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TYPE = 'rectangle';
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/**
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* class properties.
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*/
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mdiDrawPen = mdiDrawPen;
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featuresLayer;
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// options = {
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// zIndex: 1000,
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// // markerClass: Marker, // CylinderGeometry,
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// drawingCSSClass: 'gba-editable-drawing',
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// drawingCursor: 'crosshair',
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// };
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options = {
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shapeOptions: {
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stroke: true,
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color: '#22C55E',
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weight: 4,
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opacity: 0.5,
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fill: true,
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fillColor: '#22C55E', //same as color by default
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fillOpacity: 0.2,
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clickable: true,
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},
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repeatMode: true,
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showArea: true, //Whether to show the area in the tooltip
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metric: true, // Whether to use the metric measurement system or imperial
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};
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/**
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* Connect map id.
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*/
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@Prop() public mapId: string;
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// @Prop() public map: Map;
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@Prop public southWest;
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@Prop public northEast;
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mapService = MapService();
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// try:
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public _enabled;
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private _map: Map;
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private _isDrawing: boolean = false;
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private _startLatLng;
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private _mapDraggable;
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private _shape: Rectangle | undefined;
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// @method enable(): this
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// Enables the handler
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enable() {
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if (this._enabled) {
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return this;
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}
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this._enabled = true;
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this.addHooks();
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return this;
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}
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// @method disable(): this
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// Disables the handler
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disable() {
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if (!this._enabled) {
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return this;
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}
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this._enabled = false;
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this.removeHooks();
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return this;
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}
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// @method enabled(): Boolean
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// Returns `true` if the handler is enabled
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enabled() {
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return !!this._enabled;
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}
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// @Ref('inputDraw') private _inputDraw: HTMLElement;
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// SimpleShape
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// @method addHooks(): void
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// Add listener hooks to this handler.
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private addHooks() {
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// L.Draw.Feature.prototype.addHooks.call(this);
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this._map = this.mapService.getMap(this.mapId);
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if (this._map) {
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this._mapDraggable = this._map.dragging.enabled();
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if (this._mapDraggable) {
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this._map.dragging.disable();
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}
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//TODO refactor: move cursor to styles
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// this._map.domElement.style.cursor = 'crosshair';
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this._map._container.style.cursor = "crosshair";
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// this._tooltip.updateContent({text: this._initialLabelText});
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this._map
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.on('mousedown', this._onMouseDown, this)
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.on('mousemove', this._onMouseMove, this)
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.on('touchstart', this._onMouseDown, this)
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.on('touchmove', this._onMouseMove, this);
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// we should prevent default, otherwise default behavior (scrolling) will fire,
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// and that will cause document.touchend to fire and will stop the drawing
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// (circle, rectangle) in touch mode.
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// (update): we have to send passive now to prevent scroll, because by default it is {passive: true} now, which means,
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// handler can't event.preventDefault
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// check the news https://developers.google.com/web/updates/2016/06/passive-event-listeners
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// document.addEventListener('touchstart', preventDefault, { passive: false });
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}
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}
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// SimpleShape
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// @method removeHooks(): void
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// Remove listener hooks from this handler.
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removeHooks() {
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// L.Draw.Feature.prototype.removeHooks.call(this);
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if (this._map) {
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if (this._mapDraggable) {
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this._map.dragging.enable();
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}
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//TODO refactor: move cursor to styles
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this._map._container.style.cursor = '';
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this._map
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.off('mousedown', this._onMouseDown, this)
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.off('mousemove', this._onMouseMove, this)
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.off('touchstart', this._onMouseDown, this)
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.off('touchmove', this._onMouseMove, this);
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off(document, 'mouseup', this._onMouseUp, this);
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off(document, 'touchend', this._onMouseUp, this);
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// document.removeEventListener('touchstart', preventDefault);
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// If the box element doesn't exist they must not have moved the mouse, so don't need to destroy/return
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// if (this._shape) {
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// this._map.removeLayer(this._shape);
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// // delete this._shape;
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// this._shape = undefined;
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// }
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}
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this._isDrawing = false;
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}
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private _onMouseDown(e) {
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this._isDrawing = true;
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this._startLatLng = e.latlng;
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// DomEvent.on(document, 'mouseup', this._onMouseUp, this)
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// .on(document, 'touchend', this._onMouseUp, this)
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// .preventDefault(e.originalEvent);
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on(document, 'mouseup', this._onMouseUp, this);
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on(document, 'touchend', this._onMouseUp, this);
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preventDefault(e.originalEvent);
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}
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private _onMouseMove(e) {
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var latlng = e.latlng;
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// this._tooltip.updatePosition(latlng);
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if (this._isDrawing) {
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// this._tooltip.updateContent(this._getTooltipText());
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this._drawShape(latlng);
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}
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}
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private _onMouseUp() {
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if (this._shape) {
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this._fireCreatedEvent(this._shape);
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}
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// this.removeHooks();
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this.disable();
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if (this.options.repeatMode) {
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this.enable();
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}
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}
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private _fireCreatedEvent(shape) {
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var rectangle = new Rectangle(shape.getBounds(), this.options.shapeOptions);
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// L.Draw.SimpleShape.prototype._fireCreatedEvent.call(this, rectangle);
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this._map.fire('Daw.Event.CREATED', { layer: rectangle, type: this.TYPE });
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}
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// from Draw Rectangle
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_drawShape(latlng) {
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if (!this._shape) {
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const bounds = new LatLngBounds(this._startLatLng, latlng);
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this._shape = new Rectangle(bounds, this.options.shapeOptions);
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// this._map.addLayer(this._shape);
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this._shape.addTo(this._map);
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} else {
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this._shape.setBounds(new LatLngBounds(this._startLatLng, latlng));
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}
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}
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public draw() {
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// let map: Map = this.mapService.getMap(this.mapId);
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// const bounds: LatLngBoundsExpression = toLatLngBounds(this.southWest, this.northEast);
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// map.fitBounds(bounds);
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if (this._enabled == true) {
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this.disable();
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} else {
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this.enable();
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}
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}
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// private enable() {
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// //if (this.map.mapTool) this.map.mapTool.on('editable:drawing:start', this.disable.bind(this));
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// // dom.addClass(this.map.container, 'measure-enabled');
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// //this.fireAndForward('showmeasure');
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// this._startMarker(this.southWest, this.options);
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// }
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// private disable() {
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// //if (this.map.mapTool) this.map.mapTool.off('editable:drawing:start', this.disable.bind(this));
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// // dom.removeClass(this.map.container, 'measure-enabled');
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// // this.featuresLayer.clearLayers();
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// // //this.fireAndForward('hidemeasure');
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// // if (this._drawingEditor) {
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// // this._drawingEditor.cancelDrawing();
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// // }
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// }
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}
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</script>
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<style lang="css">
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.gba-control-draw {
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-webkit-user-select: none;
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-moz-user-select: none;
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-ms-user-select: none;
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user-select: none;
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cursor: pointer;
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border-radius: 4px;
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position: absolute;
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left: 10px;
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top: 100px;
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z-index: 40;
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}
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.btn-group-vertical button {
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display: block;
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margin-left: 0;
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margin-top: 0.5em;
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}
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</style>
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