qwc2/plugins/map/SnapInteraction.js

QGIS Web Client

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 _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 _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)}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 _superPropGet(t,o,e,r){var p=_get(_getPrototypeOf(1&r?t.prototype:t),o,e);return 2&r&&"function"==typeof p?function(t){return p.apply(e,t)}:p}function _get(){return _get="undefined"!=typeof Reflect&&Reflect.get?Reflect.get.bind():function(e,t,r){var p=_superPropBase(e,t);if(p){var n=Object.getOwnPropertyDescriptor(p,t);return n.get?n.get.call(arguments.length<3?e:r):n.value}},_get.apply(null,arguments)}function _superPropBase(t,o){for(;!{}.hasOwnProperty.call(t,o)&&null!==(t=_getPrototypeOf(t)););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)}import ol from"openlayers";var SnapInteraction=/*#__PURE__*/function(_ol$interaction$Snap){function SnapInteraction(options){var _this;_classCallCheck(this,SnapInteraction);_this=_callSuper(this,SnapInteraction,[options]);_this.layer=new ol.layer.Vector({source:new ol.source.Vector,zIndex:Infinity});_this.currentMap=null;return _this}_inherits(SnapInteraction,_ol$interaction$Snap);return _createClass(SnapInteraction,[{key:"handleEvent",value:function handleEvent(evt){var result=this.snapTo(evt.pixel,evt.coordinate,evt.map);this.layer.getSource().clear();if(result){evt.coordinate=result.vertex.slice(0,2);evt.pixel=result.vertexPixel;var feature=new ol.Feature({geometry:new ol.geom.Point(evt.coordinate)});if(result.segment){feature.setStyle(new ol.style.Style({image:new ol.style.RegularShape({stroke:new ol.style.Stroke({color:"#FF0000",width:3}),points:4,radius:14,angle:Math.PI/4})}))}else{feature.setStyle(new ol.style.Style({image:new ol.style.Circle({stroke:new ol.style.Stroke({color:"#FF0000",width:3}),radius:10})}))}this.layer.getSource().addFeature(feature)}return ol.interaction.Pointer.prototype.handleEvent.call(this,evt)}},{key:"setMap",value:function setMap(map){if(map){map.addLayer(this.layer);this.currentMap=map}else if(this.currentMap){this.currentMap.removeLayer(this.layer);this.currentMap=null}_superPropGet(SnapInteraction,"setMap",this,3)([map])}},{key:"setActive",value:function setActive(active){if(this.layer){this.layer.setVisible(active)}_superPropGet(SnapInteraction,"setActive",this,3)([active])}},{key:"setSnapEdge",value:function setSnapEdge(snap){this.edge_=snap}},{key:"setSnapVertex",value:function setSnapVertex(snap){this.vertex_=snap}}])}(ol.interaction.Snap);export{SnapInteraction as default};