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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-14 13:24:15 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-14 13:24:15 +0000
commitf7fa67dcc49b0b50ae2323b13facac69f2b5e495 (patch)
treeb57cfa4095263521138ba8d3b372d91d99487a3e /debian/missing-sources/leaflet.js/control/Control.Scale.js
parentAdding upstream version 1.1.0. (diff)
downloadicingaweb2-module-map-debian.tar.xz
icingaweb2-module-map-debian.zip
Adding debian version 1.1.0-4.debian/1.1.0-4debian
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'debian/missing-sources/leaflet.js/control/Control.Scale.js')
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diff --git a/debian/missing-sources/leaflet.js/control/Control.Scale.js b/debian/missing-sources/leaflet.js/control/Control.Scale.js
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+
+import {Control} from './Control';
+import * as DomUtil from '../dom/DomUtil';
+
+/*
+ * @class Control.Scale
+ * @aka L.Control.Scale
+ * @inherits Control
+ *
+ * A simple scale control that shows the scale of the current center of screen in metric (m/km) and imperial (mi/ft) systems. Extends `Control`.
+ *
+ * @example
+ *
+ * ```js
+ * L.control.scale().addTo(map);
+ * ```
+ */
+
+export var Scale = Control.extend({
+ // @section
+ // @aka Control.Scale options
+ options: {
+ position: 'bottomleft',
+
+ // @option maxWidth: Number = 100
+ // Maximum width of the control in pixels. The width is set dynamically to show round values (e.g. 100, 200, 500).
+ maxWidth: 100,
+
+ // @option metric: Boolean = True
+ // Whether to show the metric scale line (m/km).
+ metric: true,
+
+ // @option imperial: Boolean = True
+ // Whether to show the imperial scale line (mi/ft).
+ imperial: true
+
+ // @option updateWhenIdle: Boolean = false
+ // If `true`, the control is updated on [`moveend`](#map-moveend), otherwise it's always up-to-date (updated on [`move`](#map-move)).
+ },
+
+ onAdd: function (map) {
+ var className = 'leaflet-control-scale',
+ container = DomUtil.create('div', className),
+ options = this.options;
+
+ this._addScales(options, className + '-line', container);
+
+ map.on(options.updateWhenIdle ? 'moveend' : 'move', this._update, this);
+ map.whenReady(this._update, this);
+
+ return container;
+ },
+
+ onRemove: function (map) {
+ map.off(this.options.updateWhenIdle ? 'moveend' : 'move', this._update, this);
+ },
+
+ _addScales: function (options, className, container) {
+ if (options.metric) {
+ this._mScale = DomUtil.create('div', className, container);
+ }
+ if (options.imperial) {
+ this._iScale = DomUtil.create('div', className, container);
+ }
+ },
+
+ _update: function () {
+ var map = this._map,
+ y = map.getSize().y / 2;
+
+ var maxMeters = map.distance(
+ map.containerPointToLatLng([0, y]),
+ map.containerPointToLatLng([this.options.maxWidth, y]));
+
+ this._updateScales(maxMeters);
+ },
+
+ _updateScales: function (maxMeters) {
+ if (this.options.metric && maxMeters) {
+ this._updateMetric(maxMeters);
+ }
+ if (this.options.imperial && maxMeters) {
+ this._updateImperial(maxMeters);
+ }
+ },
+
+ _updateMetric: function (maxMeters) {
+ var meters = this._getRoundNum(maxMeters),
+ label = meters < 1000 ? meters + ' m' : (meters / 1000) + ' km';
+
+ this._updateScale(this._mScale, label, meters / maxMeters);
+ },
+
+ _updateImperial: function (maxMeters) {
+ var maxFeet = maxMeters * 3.2808399,
+ maxMiles, miles, feet;
+
+ if (maxFeet > 5280) {
+ maxMiles = maxFeet / 5280;
+ miles = this._getRoundNum(maxMiles);
+ this._updateScale(this._iScale, miles + ' mi', miles / maxMiles);
+
+ } else {
+ feet = this._getRoundNum(maxFeet);
+ this._updateScale(this._iScale, feet + ' ft', feet / maxFeet);
+ }
+ },
+
+ _updateScale: function (scale, text, ratio) {
+ scale.style.width = Math.round(this.options.maxWidth * ratio) + 'px';
+ scale.innerHTML = text;
+ },
+
+ _getRoundNum: function (num) {
+ var pow10 = Math.pow(10, (Math.floor(num) + '').length - 1),
+ d = num / pow10;
+
+ d = d >= 10 ? 10 :
+ d >= 5 ? 5 :
+ d >= 3 ? 3 :
+ d >= 2 ? 2 : 1;
+
+ return pow10 * d;
+ }
+});
+
+
+// @factory L.control.scale(options?: Control.Scale options)
+// Creates an scale control with the given options.
+export var scale = function (options) {
+ return new Scale(options);
+};