qwc2
Version:
QGIS Web Client
215 lines (214 loc) • 11.1 kB
JavaScript
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function _createForOfIteratorHelper(r, e) { var t = "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (!t) { if (Array.isArray(r) || (t = _unsupportedIterableToArray(r)) || e && r && "number" == typeof r.length) { t && (r = t); var _n = 0, F = function F() {}; return { s: F, n: function n() { return _n >= r.length ? { done: !0 } : { done: !1, value: r[_n++] }; }, e: function e(r) { throw r; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var o, a = !0, u = !1; return { s: function s() { t = t.call(r); }, n: function n() { var r = t.next(); return a = r.done, r; }, e: function e(r) { u = !0, o = r; }, f: function f() { try { a || null == t["return"] || t["return"](); } finally { if (u) throw o; } } }; }
function _unsupportedIterableToArray(r, a) { if (r) { if ("string" == typeof r) return _arrayLikeToArray(r, a); var t = {}.toString.call(r).slice(8, -1); return "Object" === t && r.constructor && (t = r.constructor.name), "Map" === t || "Set" === t ? Array.from(r) : "Arguments" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray(r, a) : void 0; } }
function _arrayLikeToArray(r, a) { (null == a || a > r.length) && (a = r.length); for (var e = 0, n = Array(a); e < a; e++) n[e] = r[e]; return n; }
function _classCallCheck(a, n) { if (!(a instanceof n)) throw new TypeError("Cannot call a class as a function"); }
function _defineProperties(e, r) { for (var t = 0; t < r.length; t++) { var o = r[t]; o.enumerable = o.enumerable || !1, o.configurable = !0, "value" in o && (o.writable = !0), Object.defineProperty(e, _toPropertyKey(o.key), o); } }
function _createClass(e, r, t) { return r && _defineProperties(e.prototype, r), t && _defineProperties(e, t), Object.defineProperty(e, "prototype", { writable: !1 }), e; }
function _callSuper(t, o, e) { return o = _getPrototypeOf(o), _possibleConstructorReturn(t, _isNativeReflectConstruct() ? Reflect.construct(o, e || [], _getPrototypeOf(t).constructor) : o.apply(t, e)); }
function _possibleConstructorReturn(t, e) { if (e && ("object" == _typeof(e) || "function" == typeof e)) return e; if (void 0 !== e) throw new TypeError("Derived constructors may only return object or undefined"); return _assertThisInitialized(t); }
function _assertThisInitialized(e) { if (void 0 === e) throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); return e; }
function _isNativeReflectConstruct() { try { var t = !Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); } catch (t) {} return (_isNativeReflectConstruct = function _isNativeReflectConstruct() { return !!t; })(); }
function _getPrototypeOf(t) { return _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function (t) { return t.__proto__ || Object.getPrototypeOf(t); }, _getPrototypeOf(t); }
function _inherits(t, e) { if ("function" != typeof e && null !== e) throw new TypeError("Super expression must either be null or a function"); t.prototype = Object.create(e && e.prototype, { constructor: { value: t, writable: !0, configurable: !0 } }), Object.defineProperty(t, "prototype", { writable: !1 }), e && _setPrototypeOf(t, e); }
function _setPrototypeOf(t, e) { return _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function (t, e) { return t.__proto__ = e, t; }, _setPrototypeOf(t, e); }
function _defineProperty(e, r, t) { return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { value: t, enumerable: !0, configurable: !0, writable: !0 }) : e[r] = t, e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
/**
* Copyright 2019, norBIT GmbH.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree.
*/
import React from 'react';
import { connect } from 'react-redux';
import axios from 'axios';
import ol from 'openlayers';
import PropTypes from 'prop-types';
import { v4 as uuidv4 } from 'uuid';
import { LayerRole } from '../../actions/layers';
import FeatureStyles from "../../utils/FeatureStyles";
import IdentifyUtils from '../../utils/IdentifyUtils';
import MapUtils from '../../utils/MapUtils';
var SnapSupport = /*#__PURE__*/function (_React$Component) {
function SnapSupport(props) {
var _this;
_classCallCheck(this, SnapSupport);
_this = _callSuper(this, SnapSupport, [props]);
_defineProperty(_this, "state", {
mousePos: null
});
_defineProperty(_this, "getMapMousePos", function (ev) {
_this.setState({
mousePos: {
coordinate: ev.coordinate,
pixel: ev.pixel
}
});
});
_defineProperty(_this, "addSnapFeatures", function (geojson) {
_this.reset();
var format = new ol.format.GeoJSON();
var features = format.readFeatures(geojson);
var _iterator = _createForOfIteratorHelper(features),
_step;
try {
for (_iterator.s(); !(_step = _iterator.n()).done;) {
var feature = _step.value;
_this.snapSource.addFeature(feature);
}
} catch (err) {
_iterator.e(err);
} finally {
_iterator.f();
}
});
_defineProperty(_this, "addSnapInteraction", function () {
_this.snapInteraction = new ol.interaction.Snap({
source: _this.snapSource
});
_this.props.map.addInteraction(_this.snapInteraction);
});
_defineProperty(_this, "getFeature", function () {
_this.timeoutId = null;
var layers = _this.props.layers.find(function (layer) {
return layer.role === LayerRole.THEME;
});
var queryLayers = _this.props.layers.reduce(function (accum, layer) {
return layer.role === LayerRole.THEME ? accum.concat(layer.queryLayers) : accum;
}, []).join(",");
if (!layers || !queryLayers) {
return;
}
var options = {
info_format: 'text/xml',
feature_count: 20,
FI_POINT_TOLERANCE: 16,
FI_LINE_TOLERANCE: 8,
FI_POLYGON_TOLERANCE: 4
};
var request = IdentifyUtils.buildRequest(layers, queryLayers, _this.state.mousePos.coordinate, _this.props.mapObj, options);
axios.get(request.url, {
params: request.params
}).then(function (response) {
var results = IdentifyUtils.parseXmlResponse(response.data, _this.props.mapObj.projection, layers);
var features = [];
results.forEach(function (result) {
var _iterator2 = _createForOfIteratorHelper(result),
_step2;
try {
for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
var feature = _step2.value;
if (feature.geometry) {
feature.id = uuidv4();
features.push(feature);
}
}
} catch (err) {
_iterator2.e(err);
} finally {
_iterator2.f();
}
});
if (!features) {
return;
}
var geojson = {
type: 'FeatureCollection',
crs: {
type: 'name',
properties: {
name: _this.props.mapObj.projection
}
},
features: features
};
_this.addSnapFeatures(geojson);
_this.addSnapInteraction();
});
});
_defineProperty(_this, "reset", function () {
if (_this.snapInteractions) {
_this.props.map.removeInteraction(_this.snapInteraction);
}
var _iterator3 = _createForOfIteratorHelper(_this.snapSource.getFeatures()),
_step3;
try {
for (_iterator3.s(); !(_step3 = _iterator3.n()).done;) {
var feature = _step3.value;
_this.snapSource.removeFeature(feature);
}
} catch (err) {
_iterator3.e(err);
} finally {
_iterator3.f();
}
});
var geometryFunction = function geometryFunction(feature) {
if (feature.getGeometry().getType() === "Point") {
return new ol.geom.MultiPoint([feature.getGeometry().getCoordinates()]);
} else if (feature.getGeometry().getType() === "LineString") {
return new ol.geom.MultiPoint(feature.getGeometry().getCoordinates());
}
return new ol.geom.MultiPoint(feature.getGeometry().getCoordinates()[0]);
};
_this.snapSource = new ol.source.Vector();
_this.snapLayer = new ol.layer.Vector({
source: _this.snapSource,
zIndex: 1000000,
style: [FeatureStyles.interaction({}, true), FeatureStyles.interactionVertex({
geometryFunction: geometryFunction
}, true)]
});
_this.props.map.addLayer(_this.snapLayer);
_this.curPos = null;
return _this;
}
_inherits(SnapSupport, _React$Component);
return _createClass(SnapSupport, [{
key: "componentDidMount",
value: function componentDidMount() {
MapUtils.getHook(MapUtils.ADD_POINTER_MOVE_LISTENER)(this.getMapMousePos);
}
}, {
key: "componentWillUnmount",
value: function componentWillUnmount() {
MapUtils.getHook(MapUtils.REMOVE_POINTER_MOVE_LISTENER)(this.getMapMousePos);
}
}, {
key: "componentDidUpdate",
value: function componentDidUpdate(prevProps) {
var _this2 = this;
if (this.props.drawing && this.state.mousePos && (!this.curPos || Math.abs(this.state.mousePos.pixel[0] - this.curPos[0]) > 5 || Math.abs(this.state.mousePos.pixel[1] - this.curPos[1]) > 5)) {
clearTimeout(this.timeoutId);
this.curPos = this.state.mousePos.pixel;
this.timeoutId = setTimeout(function () {
return _this2.getFeature();
}, 500);
} else if (!this.props.drawing && prevProps.drawing) {
this.reset();
}
}
}, {
key: "render",
value: function render() {
return null;
}
}]);
}(React.Component);
_defineProperty(SnapSupport, "propTypes", {
drawing: PropTypes.bool,
layers: PropTypes.array,
map: PropTypes.object,
mapObj: PropTypes.object
});
var selector = function selector(state) {
return {
drawing: ["Redlining", "Measure", "Editing"].includes(state.task.id),
mapObj: state.map,
layers: state.layers.flat
};
};
export default connect(selector, {})(SnapSupport);