rc-leaflet
Version:
React Map Components of Leaflet
80 lines (79 loc) • 3.32 kB
JavaScript
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __rest = (this && this.__rest) || function (s, e) {
var t = {};
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
t[p] = s[p];
if (s != null && typeof Object.getOwnPropertySymbols === "function")
for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))
t[p[i]] = s[p[i]];
}
return t;
};
import { Component } from 'react';
import PropTypes from 'prop-types';
import L from 'leaflet';
import { TileLayerOptionsShape } from '../../util/PropTypes';
import Context from '../RCMap/Context';
var TileLayer = /** @class */ (function (_super) {
__extends(TileLayer, _super);
function TileLayer(props, context) {
var _this = _super.call(this, props, context) || this;
var url = props.url, options = __rest(props, ["url"]);
_this.instance = L.tileLayer(url, options);
context.map.addLayer(_this.instance);
return _this;
}
TileLayer.prototype.shouldComponentUpdate = function (nextProps) {
var _a = this.props, url = _a.url, zIndex = _a.zIndex, opacity = _a.opacity;
var nextUrl = nextProps.url, nextZIndex = nextProps.zIndex, nextOpacity = nextProps.opacity;
return !(url === nextUrl && zIndex === nextZIndex && opacity === nextOpacity);
};
TileLayer.prototype.componentDidUpdate = function (prevProps) {
var prevUrl = prevProps.url, prevZIndex = prevProps.zIndex, prevOpacity = prevProps.opacity;
var _a = this.props, url = _a.url, zIndex = _a.zIndex, opacity = _a.opacity;
var tileLayer = this.instance;
if (url !== prevUrl) {
tileLayer.setUrl(url);
}
if (zIndex !== prevZIndex) {
tileLayer.setZIndex(zIndex);
}
if (opacity !== prevOpacity) {
tileLayer.setOpacity(opacity);
}
};
TileLayer.prototype.componentWillUnmount = function () {
this.instance.remove();
};
TileLayer.prototype.render = function () {
return null;
};
TileLayer.propTypes = __assign({}, TileLayerOptionsShape, { url: PropTypes.string.isRequired });
TileLayer.contextType = Context;
return TileLayer;
}(Component));
export default TileLayer;