qwc2/plugins/ZoomButtons.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 _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 2016-2024 Sourcepole AG
 * 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 PropTypes from"prop-types";import{changeZoomLevel,zoomToExtent,zoomToPoint}from"../actions/map";import{setCurrentTask}from"../actions/task";import MapButton from"../components/MapButton";import MapSelection from"../components/MapSelection";import LocaleUtils from"../utils/LocaleUtils";import ThemeUtils from"../utils/ThemeUtils";/**
 * Map button for zooming the map.
 *
 * Two specific plugins exist: ZoomInPlugin and ZoomOutPlugin, which are instances of ZoomButton for the respective zoom directions.
 */var ZoomButton=/*#__PURE__*/function(_React$Component){function ZoomButton(props){var _this;_classCallCheck(this,ZoomButton);_this=_callSuper(this,ZoomButton,[props]);_defineProperty(_this,"state",{disabled:false});_defineProperty(_this,"buttonClicked",function(){if(_this.props.enableZoomByBoxSelection){_this.props.setCurrentTask(_this.props.currentTask===_this.task?null:_this.task)}else if(!_this.state.disabled){_this.props.changeZoomLevel(_this.props.currentZoom+_this.props.direction)}});_defineProperty(_this,"updateZoom",function(geom){var zoomBox=geom.coordinates[0];if(_this.props.direction>0){_this.props.zoomToExtent(zoomBox,_this.props.mapCrs)}else{var center=[0.5*(zoomBox[0]+zoomBox[2]),0.5*(zoomBox[1]+zoomBox[3])];var zoom=Math.max(0,_this.props.currentZoom+_this.props.direction);_this.props.zoomToPoint(center,zoom,_this.props.mapCrs)}});_this.task=props.direction>0?"ZoomIn":"ZoomOut";return _this}_inherits(ZoomButton,_React$Component);return _createClass(ZoomButton,[{key:"componentDidUpdate",value:function componentDidUpdate(prevProps){if(prevProps.currentZoom!==this.props.currentZoom||prevProps.maxZoom!==this.props.maxZoom){if(this.props.direction>0){this.setState({disabled:this.props.currentZoom>=this.props.maxZoom})}else if(this.props.direction<0){this.setState({disabled:this.props.currentZoom<=0})}}if(this.props.currentTask===this.task&&this.props.click!==prevProps.click){var _this$props$click;var point=(_this$props$click=this.props.click)===null||_this$props$click===void 0?void 0:_this$props$click.coordinate;if(point){var zoom=Math.max(0,this.props.currentZoom+this.props.direction);this.props.zoomToPoint(point,zoom,this.mapCrs)}}}},{key:"render",value:function render(){var _this2=this;if(!ThemeUtils.themeFlagsAllowed(this.props.theme,this.props.themeFlagWhitelist,this.props.themeFlagBlacklist)){return null}var defaultPosition=this.props.direction>0?4:3;var position=this.props.position>=0?this.props.position:defaultPosition;var tooltip=this.props.direction>0?LocaleUtils.tr("tooltip.zoomin"):LocaleUtils.tr("tooltip.zoomout");var active=this.props.enableZoomByBoxSelection&&this.props.currentTask===this.task;return[/*#__PURE__*/React.createElement(MapButton,{active:active,disabled:this.state.disabled,icon:this.props.direction>0?"plus":"minus",key:this.task+"Button",onClick:this.buttonClicked,position:position,tooltip:tooltip}),this.props.currentTask===this.task?/*#__PURE__*/React.createElement(MapSelection,{active:true,cursor:this.props.direction>0?"zoom-in":"zoom-out",geomType:"DragBox",geometryChanged:function geometryChanged(geom){return _this2.updateZoom(geom)},key:"MapSelection"}):null]}}])}(React.Component);_defineProperty(ZoomButton,"propTypes",{changeZoomLevel:PropTypes.func,click:PropTypes.object,currentTask:PropTypes.string,currentZoom:PropTypes.number,direction:PropTypes.number,/** Enable zoom in or out by box selection. */enableZoomByBoxSelection:PropTypes.bool,mapCrs:PropTypes.string,maxZoom:PropTypes.number,/** The position slot index of the map button, from the bottom (0: bottom slot). */position:PropTypes.number,setCurrentTask:PropTypes.func,theme:PropTypes.object,/** Omit the button in themes matching one of these flags. */themeFlagBlacklist:PropTypes.arrayOf(PropTypes.string),/** Only show the button in themes matching one of these flags. */themeFlagWhitelist:PropTypes.arrayOf(PropTypes.string),zoomToExtent:PropTypes.func,zoomToPoint:PropTypes.func});export var ZoomInPlugin=connect(function(state){return{click:state.map.click,currentTask:state.task.id,currentZoom:state.map.zoom,maxZoom:state.map.resolutions.length-1,direction:+1,mapCrs:state.map.projection,theme:state.theme.current}},{changeZoomLevel:changeZoomLevel,setCurrentTask:setCurrentTask,zoomToExtent:zoomToExtent,zoomToPoint:zoomToPoint})(ZoomButton);export var ZoomOutPlugin=connect(function(state){return{click:state.map.click||{},currentTask:state.task.id,currentZoom:state.map.zoom,maxZoom:state.map.resolutions.length-1,direction:-1,mapCrs:state.map.projection,theme:state.theme.current}},{changeZoomLevel:changeZoomLevel,setCurrentTask:setCurrentTask,zoomToExtent:zoomToExtent,zoomToPoint:zoomToPoint})(ZoomButton);