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94 lines
3.8 KiB
JavaScript
94 lines
3.8 KiB
JavaScript
var __extends = (this && this.__extends) || (function () {
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var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
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return extendStatics(d, b);
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};
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return function (d, b) {
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if (typeof b !== "function" && b !== null)
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throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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/**
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* @module ol/control/ZoomToExtent
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*/
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import Control from './Control.js';
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import EventType from '../events/EventType.js';
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import { CLASS_CONTROL, CLASS_UNSELECTABLE } from '../css.js';
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import { fromExtent as polygonFromExtent } from '../geom/Polygon.js';
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/**
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* @typedef {Object} Options
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* @property {string} [className='ol-zoom-extent'] Class name.
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* @property {HTMLElement|string} [target] Specify a target if you want the control
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* to be rendered outside of the map's viewport.
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* @property {string|HTMLElement} [label='E'] Text label to use for the button.
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* Instead of text, also an element (e.g. a `span` element) can be used.
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* @property {string} [tipLabel='Fit to extent'] Text label to use for the button tip.
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* @property {import("../extent.js").Extent} [extent] The extent to zoom to. If undefined the validity
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* extent of the view projection is used.
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*/
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/**
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* @classdesc
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* A button control which, when pressed, changes the map view to a specific
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* extent. To style this control use the css selector `.ol-zoom-extent`.
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*
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* @api
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*/
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var ZoomToExtent = /** @class */ (function (_super) {
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__extends(ZoomToExtent, _super);
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/**
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* @param {Options} [opt_options] Options.
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*/
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function ZoomToExtent(opt_options) {
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var _this = this;
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var options = opt_options ? opt_options : {};
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_this = _super.call(this, {
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element: document.createElement('div'),
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target: options.target,
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}) || this;
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/**
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* @type {?import("../extent.js").Extent|null}
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* @protected
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*/
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_this.extent = options.extent ? options.extent : null;
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var className = options.className !== undefined ? options.className : 'ol-zoom-extent';
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var label = options.label !== undefined ? options.label : 'E';
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var tipLabel = options.tipLabel !== undefined ? options.tipLabel : 'Fit to extent';
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var button = document.createElement('button');
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button.setAttribute('type', 'button');
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button.title = tipLabel;
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button.appendChild(typeof label === 'string' ? document.createTextNode(label) : label);
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button.addEventListener(EventType.CLICK, _this.handleClick_.bind(_this), false);
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var cssClasses = className + ' ' + CLASS_UNSELECTABLE + ' ' + CLASS_CONTROL;
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var element = _this.element;
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element.className = cssClasses;
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element.appendChild(button);
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return _this;
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}
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/**
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* @param {MouseEvent} event The event to handle
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* @private
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*/
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ZoomToExtent.prototype.handleClick_ = function (event) {
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event.preventDefault();
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this.handleZoomToExtent();
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};
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/**
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* @protected
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*/
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ZoomToExtent.prototype.handleZoomToExtent = function () {
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var map = this.getMap();
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var view = map.getView();
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var extent = !this.extent
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? view.getProjection().getExtent()
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: this.extent;
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view.fitInternal(polygonFromExtent(extent));
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};
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return ZoomToExtent;
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}(Control));
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export default ZoomToExtent;
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//# sourceMappingURL=ZoomToExtent.js.map
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