qwc2/components/map3d/utils/OrbitControls3D.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 _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)}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 2025 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{Vector3}from"three";import{MapControls}from"three/addons/controls/MapControls";import{v4 as uuidv4}from"uuid";var OrbitControls3D=/*#__PURE__*/function(_MapControls){function OrbitControls3D(object){var _this;_classCallCheck(this,OrbitControls3D);_this=_callSuper(this,OrbitControls3D,[object]);_defineProperty(_this,"updateControlsTarget",function(){var _this$sceneContext$ge;var camerapos=_this.object.position;var x=_this.target.x;var y=_this.target.y;var height=(_this$sceneContext$ge=_this.sceneContext.getTerrainHeightFromMap([x,y]))!==null&&_this$sceneContext$ge!==void 0?_this$sceneContext$ge:0;// If camera height is at terrain height, target height should be at terrain height
// If camera height is at twice the terrain height or further, target height should be zero
var newHeight=Math.max(0,1-(camerapos.z-height)/height)*height;_this.target.z=newHeight});_defineProperty(_this,"stopAnimations",function(){_this.animationId=null});_this.animationId=null;_this.sceneContext=null;_this.enabled=false;_this.zoomToCursor=true;_this.enableDamping=true;_this.dampingFactor=0.2;_this.keyPanSpeed=10;_this.maxPolarAngle=Math.PI*0.5;return _this}_inherits(OrbitControls3D,_MapControls);return _createClass(OrbitControls3D,[{key:"connect",value:function connect(sceneContext){this.domElement=sceneContext.scene.domElement;this.sceneContext=sceneContext;this.enabled=true;_superPropGet(OrbitControls3D,"connect",this,3)([]);this.listenToKeyEvents(this.domElement);this.domElement.addEventListener("pointerdown",this.stopAnimations);this.domElement.addEventListener("wheel",this.stopAnimations);this.addEventListener("change",this.updateControlsTarget);this.object.near=2;this.sceneContext.scene.view.setControls(this)}},{key:"disconnect",value:function disconnect(){this.animationId=null;_superPropGet(OrbitControls3D,"disconnect",this,3)([]);this.enabled=false;this.sceneContext.scene.view.setControls(null);this.domElement.removeEventListener("pointerdown",this.stopAnimations);this.domElement.removeEventListener("wheel",this.stopAnimations);this.removeEventListener("change",this.updateControlsTarget)}},{key:"setView",value:function setView(camerapos,target){this.object.position.copy(camerapos);this.target.copy(target);this.update()}},{key:"panView",value:function panView(dx,dy){if(dx||dy){this._pan(-dx*10,dy*10);this.update()}}},{key:"tiltView",value:function tiltView(azimuth,polar){if(azimuth){this._rotateLeft(azimuth)}if(polar){this._rotateUp(polar)}if(azimuth||polar){this.update()}}},{key:"zoomView",value:function zoomView(delta){if(delta>0){this._dollyIn(this._getZoomScale(-delta));this.update()}else if(delta<0){this._dollyOut(this._getZoomScale(-delta));this.update()}}},{key:"animateTo",value:function animateTo(camerapos,target,azimuth){var _this2=this;var callback=arguments.length>3&&arguments[3]!==undefined?arguments[3]:null;var oldPosition=this.object.position.clone();var oldTarget=this.target.clone();var oldYaw=this.getAzimuthalAngle();var newPosition=camerapos;var newTarget=target;var rotateAngle=-oldYaw+azimuth;while(rotateAngle>Math.PI)rotateAngle-=2*Math.PI;while(rotateAngle<-Math.PI)rotateAngle+=2*Math.PI;var startTime=new Date/1000;var animationId=uuidv4();this.animationId=animationId;this.enableDamping=false;var _animate=function animate(){if(_this2.animationId!==animationId){return}var duration=2;var elapsed=new Date/1000-startTime;var x=elapsed/duration;var k=0.5*(1-Math.cos(x*Math.PI));var currentPosition=new Vector3().lerpVectors(oldPosition,newPosition,k);var currentTarget=new Vector3().lerpVectors(oldTarget,newTarget,k);currentPosition.x-=currentTarget.x;currentPosition.y-=currentTarget.y;currentPosition.applyAxisAngle(new Vector3(0,0,1),rotateAngle*k);currentPosition.x+=currentTarget.x;currentPosition.y+=currentTarget.y;_this2.object.position.copy(currentPosition);_this2.target.copy(currentTarget);_this2.update();if(elapsed<duration){requestAnimationFrame(_animate)}else{_this2.object.position.copy(newPosition);_this2.target.copy(newTarget);_this2.update();_this2._rotateLeft(_this2.getAzimuthalAngle()-azimuth);_this2.update();_this2.enableDamping=true;_this2.animationId=null;callback===null||callback===void 0||callback()}};requestAnimationFrame(_animate)}}])}(MapControls);export{OrbitControls3D as default};