|
|
@@ -0,0 +1,742 @@
|
|
|
+(function (global, undefined) {
|
|
|
+
|
|
|
+ var _camera, _scene, _renderer;
|
|
|
+ var _cameraOrtho, _sceneOrtho;
|
|
|
+ var _fov = 75;
|
|
|
+ var _pRadius = 1000;
|
|
|
+ var _raycaster;
|
|
|
+ var _container;
|
|
|
+ var _isUserInteracting = false;
|
|
|
+ var _lon = 0, _lat = 0;
|
|
|
+ var _onPointerDownLon = 0, _onPointerDownLat = 0;
|
|
|
+ var _onPointerDownPointerX = 0, _onPointerDownPointerY = 0;
|
|
|
+ var _mouse = new THREE.Vector2();
|
|
|
+ var _clickableObjects = [];
|
|
|
+ var _sprites = [];
|
|
|
+ var _lables = [];
|
|
|
+ var _count1 = 1;
|
|
|
+
|
|
|
+ var options = {
|
|
|
+ container: 'panoramaConianer',//容器
|
|
|
+ url: 'resources/img/panorama/pano-7.jpg',//全景图路径
|
|
|
+ lables: [],//标记 {position:{lon:114,lat:38},logoUrl:'lableLogo.png',text:'我是一个标记'}
|
|
|
+ widthSegments: 60,//水平切段数
|
|
|
+ heightSegments: 40,//垂直切段数（值小粗糙速度快，值大精细速度慢）
|
|
|
+ pRadius: 1000,//全景球的半径，推荐使用默认值
|
|
|
+ minFocalLength: 1,//镜头最a小拉近距离
|
|
|
+ maxFocalLength: 100,//镜头最大拉近距离
|
|
|
+ showlable: 'show' // show,click
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function tpanorama(opt) {
|
|
|
+ this.config(opt);
|
|
|
+ }
|
|
|
+
|
|
|
+ tpanorama.prototype = {
|
|
|
+ constructor: this,
|
|
|
+ def: {},
|
|
|
+ config: function (opt) {
|
|
|
+ this.def = extend(options, opt, true);
|
|
|
+ },
|
|
|
+ init: function () {
|
|
|
+ _lables = [];
|
|
|
+ initContainer(this.def.container);
|
|
|
+ initCamera();
|
|
|
+ initRaycaster();
|
|
|
+ makePanorama(this.def.pRadius, this.def.widthSegments, this.def.heightSegments, this.def.url);
|
|
|
+ initRenderer();
|
|
|
+ initLable(this.def.lables, this.def.showlable);
|
|
|
+ var that = this;
|
|
|
+ if(_count1 == 1){
|
|
|
+ _container.addEventListener('mousedown', onDocumentMouseDown, false);
|
|
|
+ _container.addEventListener('mousemove', onDocumentMouseMove, false);
|
|
|
+ _container.addEventListener('mouseup', onDocumentMouseUp, false);
|
|
|
+ _container.addEventListener('mousewheel', function (e) {
|
|
|
+ var then = that;
|
|
|
+ onDocumentMouseWheel(e, then.def.minFocalLength, then.def.maxFocalLength);
|
|
|
+ }, false);
|
|
|
+ _container.addEventListener('DOMMouseScroll', function (e) {
|
|
|
+ onDocumentMouseWheel(e, then.def.minFocalLength, then.def.maxFocalLength);
|
|
|
+ }, false);
|
|
|
+ _container.addEventListener('click', onDocumentMouseClick, false);
|
|
|
+ global.addEventListener('resize', onWindowResize, false);
|
|
|
+
|
|
|
+ animate();
|
|
|
+ }
|
|
|
+ _count1++;
|
|
|
+ },
|
|
|
+ clean: function () {
|
|
|
+ document.getElementById(this.def.container).innerHTML = '';
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ function extend(o, n, override) {
|
|
|
+ for (var key in n) {
|
|
|
+ if (n.hasOwnProperty(key) && (!o.hasOwnProperty(key) || override)) {
|
|
|
+ o[key] = n[key];
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return o;
|
|
|
+ }
|
|
|
+
|
|
|
+ function isEmpty(str) {
|
|
|
+ if (str == undefined || str == null || str == "" || typeof str == 'undefined') {
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ function initContainer(c) {
|
|
|
+ _container = document.getElementById(c);
|
|
|
+ }
|
|
|
+
|
|
|
+ function initCamera() {
|
|
|
+ _camera = new THREE.PerspectiveCamera(_fov, window.innerWidth / window.innerHeight, 1, 1100);
|
|
|
+ _camera.target = new THREE.Vector3(0, 0, 0);
|
|
|
+ _cameraOrtho = new THREE.OrthographicCamera(-window.innerWidth / 2, window.innerWidth / 2, window.innerHeight / 2, -window.innerHeight / 2, 1, 10);
|
|
|
+ _cameraOrtho.position.z = 10;
|
|
|
+ _scene = new THREE.Scene();
|
|
|
+ _sceneOrtho = new THREE.Scene();
|
|
|
+ }
|
|
|
+
|
|
|
+ function initRaycaster() {
|
|
|
+ _raycaster = new THREE.Raycaster();
|
|
|
+ }
|
|
|
+
|
|
|
+ function makePanorama(pRadius, widthSegments, heightSegments, u) {
|
|
|
+ var mesh = new THREE.Mesh(new THREE.SphereGeometry(pRadius, widthSegments, heightSegments),
|
|
|
+ new THREE.MeshBasicMaterial(
|
|
|
+ {map: THREE.ImageUtils.loadTexture(u)}
|
|
|
+ ));
|
|
|
+ mesh.scale.x = -1;
|
|
|
+ _scene.add(mesh);
|
|
|
+ }
|
|
|
+
|
|
|
+ function initRenderer() {
|
|
|
+ _renderer = new THREE.WebGLRenderer();
|
|
|
+ _renderer.setSize(window.innerWidth, window.innerHeight);
|
|
|
+ _renderer.autoClear = false;
|
|
|
+ _container.appendChild(_renderer.domElement);
|
|
|
+ }
|
|
|
+
|
|
|
+ function onDocumentMouseDown(event) {
|
|
|
+ event.preventDefault();
|
|
|
+ _isUserInteracting = true;
|
|
|
+ _onPointerDownPointerX = event.clientX;
|
|
|
+ _onPointerDownPointerY = event.clientY;
|
|
|
+ _onPointerDownLon = _lon;
|
|
|
+ _onPointerDownLat = _lat;
|
|
|
+ }
|
|
|
+
|
|
|
+ function onDocumentMouseMove(event) {
|
|
|
+ if (_isUserInteracting) {
|
|
|
+ _lon = ( _onPointerDownPointerX - event.clientX ) * 0.1 + _onPointerDownLon;
|
|
|
+ _lat = ( event.clientY - _onPointerDownPointerY ) * 0.1 + _onPointerDownLat;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ function onDocumentMouseUp() {
|
|
|
+ _isUserInteracting = false;
|
|
|
+ }
|
|
|
+
|
|
|
+ function onDocumentMouseClick(event) {
|
|
|
+ _mouse.x = ( event.clientX / window.innerWidth ) * 2 - 1;
|
|
|
+ _mouse.y = -( event.clientY / window.innerHeight ) * 2 + 1;
|
|
|
+ _raycaster.setFromCamera(_mouse, _cameraOrtho);
|
|
|
+ var intersects = _raycaster.intersectObjects(_clickableObjects);
|
|
|
+ intersects.forEach(function (element) {
|
|
|
+ alert("Intersection: " + element.object.name);
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+ function onDocumentMouseWheel(ev, minFocalLength, maxFocalLength) {
|
|
|
+ var ev = ev || window.event;
|
|
|
+ var down = true;
|
|
|
+ var m = _camera.getFocalLength();
|
|
|
+ down = ev.wheelDelta ? ev.wheelDelta < 0 : ev.detail > 0;
|
|
|
+ if (down) {
|
|
|
+ if (m > minFocalLength) {
|
|
|
+ m -= m * 0.05
|
|
|
+ _camera.setFocalLength(m);
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ if (m < maxFocalLength) {
|
|
|
+ m += m * 0.05
|
|
|
+ _camera.setFocalLength(m);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (ev.preventDefault) {
|
|
|
+ ev.preventDefault();
|
|
|
+ }
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+
|
|
|
+ function onWindowResize() {
|
|
|
+ _camera.aspect = window.innerWidth / window.innerHeight;
|
|
|
+ _camera.projectionMatrix.makePerspective(_fov, _camera.aspect, 1, 1100);
|
|
|
+ _camera.updateProjectionMatrix();
|
|
|
+ _cameraOrtho.left = -window.innerWidth / 2;
|
|
|
+ _cameraOrtho.right = window.innerWidth / 2;
|
|
|
+ _cameraOrtho.top = window.innerHeight / 2;
|
|
|
+ _cameraOrtho.bottom = -window.innerHeight / 2;
|
|
|
+ _cameraOrtho.updateProjectionMatrix();
|
|
|
+ _renderer.setSize(window.innerWidth, window.innerHeight);
|
|
|
+ }
|
|
|
+
|
|
|
+ function initLable(lables, showlable) {
|
|
|
+ if (showlable == 'show') {
|
|
|
+ for (var i = 0; i < lables.length; i++) {
|
|
|
+ _lables.push(createLableSprite(_sceneOrtho,lables[i].text,lables[i].position));
|
|
|
+ }
|
|
|
+ } else if (showlable == 'click') {
|
|
|
+ for (var i = 0; i < lables.length; i++) {
|
|
|
+ _sprites.push(createSprite(lables[i].position, lables[i].logoUrl, lables[i].text));
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ function createLableSprite(scene, name, position) {
|
|
|
+ var canvas1 = document.createElement('canvas');
|
|
|
+ var context1 = canvas1.getContext('2d');
|
|
|
+ var metrics = context1.measureText(name);
|
|
|
+ var width = metrics.width * 1.5;
|
|
|
+ context1.font = "10px 宋体";
|
|
|
+ context1.fillStyle = "rgba(0,0,0,0.95)"; // white border
|
|
|
+ context1.fillRect(0, 0, width + 8, 20 + 8);
|
|
|
+ context1.fillStyle = "rgba(0,0,0,0.2)"; // black filler
|
|
|
+ context1.fillRect(2, 2, width + 4, 20 + 4);
|
|
|
+ context1.fillStyle = "rgba(255,255,255,0.95)"; // text color
|
|
|
+ context1.fillText(name, 4, 20);
|
|
|
+ var texture1 = new THREE.Texture(canvas1);
|
|
|
+ texture1.needsUpdate = true;
|
|
|
+ var spriteMaterial = new THREE.SpriteMaterial({map: texture1});
|
|
|
+ var sprite1 = new THREE.Sprite(spriteMaterial);
|
|
|
+ sprite1.scale.set(1.0, 1.0, 1.0);
|
|
|
+ sprite1.position.set(0, 0, 0);
|
|
|
+ sprite1.name = name;
|
|
|
+ var lable = {
|
|
|
+ name: name,
|
|
|
+ pos: position,
|
|
|
+ canvas: canvas1,
|
|
|
+ context: context1,
|
|
|
+ texture: texture1,
|
|
|
+ sprite: sprite1
|
|
|
+ };
|
|
|
+ _sceneOrtho.add(lable.sprite);
|
|
|
+ return lable;
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function createSprite(position, url, name) {
|
|
|
+ var textureLoader = new THREE.TextureLoader();
|
|
|
+ var ballMaterial = new THREE.SpriteMaterial({
|
|
|
+ map: textureLoader.load(url)
|
|
|
+ });
|
|
|
+ var sp1 = {
|
|
|
+ pos: position,
|
|
|
+ name: name,
|
|
|
+ sprite: new THREE.Sprite(ballMaterial)
|
|
|
+ };
|
|
|
+ sp1.sprite.scale.set(32, 32, 1.0);
|
|
|
+ sp1.sprite.position.set(0, 0, 0);
|
|
|
+ sp1.sprite.name = name;
|
|
|
+ _sceneOrtho.add(sp1.sprite);
|
|
|
+ _clickableObjects.push(sp1.sprite);
|
|
|
+ return sp1;
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function animate() {
|
|
|
+ requestAnimationFrame(animate);
|
|
|
+ render();
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function render() {
|
|
|
+ calPosition();
|
|
|
+ addSprites();
|
|
|
+ runRender();
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function calPosition() {
|
|
|
+ _lat = Math.max(-85, Math.min(85, _lat));
|
|
|
+ var phi = THREE.Math.degToRad(90 - _lat);
|
|
|
+ var theta = THREE.Math.degToRad(_lon);
|
|
|
+ _camera.target.x = _pRadius * Math.sin(phi) * Math.cos(theta);
|
|
|
+ _camera.target.y = _pRadius * Math.cos(phi);
|
|
|
+ _camera.target.z = _pRadius * Math.sin(phi) * Math.sin(theta);
|
|
|
+ _camera.lookAt(_camera.target);
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function addSprites() {
|
|
|
+ if (typeof (_sprites) != "undefined") {
|
|
|
+ for (var i = 0; i < _sprites.length; i++) {
|
|
|
+ var wp = geoPosition2World(_sprites[i].pos.lon, _sprites[i].pos.lat);
|
|
|
+ var sp = worldPostion2Screen(wp, _camera);
|
|
|
+ var test = wp.clone();
|
|
|
+ test.project(_camera);
|
|
|
+ if (test.x > -1 && test.x < 1 && test.y > -1 && test.y < 1 && test.z > -1 && test.z < 1) {
|
|
|
+ _sprites[i].sprite.scale.set(32, 32, 32);
|
|
|
+ _sprites[i].sprite.position.set(sp.x, sp.y, 1);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ _sprites[i].sprite.scale.set(1.0, 1.0, 1.0);
|
|
|
+ _sprites[i].sprite.position.set(0, 0, 0);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (typeof(_lables) != "undefined") {
|
|
|
+ for (var i = 0; i < _lables.length; i++) {
|
|
|
+ var wp = geoPosition2World(_lables[i].pos.lon, _lables[i].pos.lat);
|
|
|
+ var sp = worldPostion2Screen(wp, _camera);
|
|
|
+ var test = wp.clone();
|
|
|
+ test.project(_camera);
|
|
|
+ if (test.x > -1 && test.x < 1 && test.y > -1 && test.y < 1 && test.z > -1 && test.z < 1) {
|
|
|
+ var metrics = _lables[i].context.measureText(_lables[i].name);
|
|
|
+ var width = metrics.width * 3.5;
|
|
|
+ _lables[i].sprite.scale.set(400, 150, 1.0);
|
|
|
+ _lables[i].sprite.position.set(sp.x + width, sp.y - 40, 1);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ _lables[i].sprite.scale.set(1.0, 1.0, 1.0);
|
|
|
+ _lables[i].sprite.position.set(0, 0, 0);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function geoPosition2World(lon, lat) {
|
|
|
+ lat = Math.max(-85, Math.min(85, lat));
|
|
|
+ var phi = THREE.Math.degToRad(90 - lat);
|
|
|
+ var theta = THREE.Math.degToRad(lon);
|
|
|
+
|
|
|
+ var result = {
|
|
|
+ x: _pRadius * Math.sin(phi) * Math.cos(theta),
|
|
|
+ y: _pRadius * Math.cos(phi),
|
|
|
+ z: _pRadius * Math.sin(phi) * Math.sin(theta)
|
|
|
+ }
|
|
|
+ return new THREE.Vector3(result.x, result.y, result.z);
|
|
|
+ }
|
|
|
+
|
|
|
+ function worldPostion2Screen(world_vector, camera) {
|
|
|
+ var vector = world_vector.clone();
|
|
|
+ vector.project(camera);
|
|
|
+ var result = {
|
|
|
+ x: Math.round((vector.x + 1 ) * window.innerWidth / 2 - window.innerWidth / 2),
|
|
|
+ y: Math.round(window.innerHeight / 2 - (-vector.y + 1 ) * window.innerHeight / 2),
|
|
|
+ z: 0
|
|
|
+ };
|
|
|
+ return new THREE.Vector3(result.x, result.y, result.z);
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function runRender() {
|
|
|
+ _renderer.clear();
|
|
|
+ _renderer.render(_scene, _camera);
|
|
|
+ _renderer.clearDepth();
|
|
|
+ _renderer.render(_sceneOrtho, _cameraOrtho);
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+ var _setContainer;
|
|
|
+ var _hideImgId = "hideimgid825";
|
|
|
+ var _himg;
|
|
|
+ var _cvId = 'cv825';
|
|
|
+ var _cv;
|
|
|
+ var _infoId = 'info825';
|
|
|
+ var _info;
|
|
|
+ var _lable = [];
|
|
|
+ var count = 1;
|
|
|
+
|
|
|
+
|
|
|
+ var setOpt = {
|
|
|
+ container: 'myDiv',//setting容器
|
|
|
+ imgUrl: 'resources/img/panorama/3.jpg',
|
|
|
+ width: '',//指定宽度，高度自适应
|
|
|
+ showGrid: true,//是否显示格网
|
|
|
+ showPosition: true,//是否显示经纬度提示
|
|
|
+ lableColor: '#9400D3',//标记颜色
|
|
|
+ gridColor: '#48D1CC',//格网颜色
|
|
|
+ lables: [],//标记 {lon:114,lat:38,text:'标记一'}
|
|
|
+ addLable: true,//开启后双击添加标记 (必须开启经纬度提示)
|
|
|
+ getLable: true,//开启后右键查询标记 (必须开启经纬度提示)
|
|
|
+ deleteLbale:true,//开启默认中键删除 （必须开启经纬度提示）
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function panoramaSetting(opt) {
|
|
|
+ this.config(opt);
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ panoramaSetting.prototype = {
|
|
|
+ constructor: this,
|
|
|
+ def: {},
|
|
|
+ config: function (opt) {
|
|
|
+ this.def = extend(setOpt, opt, true);
|
|
|
+ },
|
|
|
+ init: function () {
|
|
|
+ var that = this;
|
|
|
+ _lable = this.def.lables;
|
|
|
+ initSetContainer(this.def.container, this.def.imgUrl);
|
|
|
+ setTimeout(function () {
|
|
|
+ adptpImg(that.def.width, that.def.imgUrl);
|
|
|
+ clearCanvas();
|
|
|
+ if (that.def.showGrid) {
|
|
|
+ initGrid(that.def.gridColor);
|
|
|
+ }
|
|
|
+ if (that.def.showPosition) {
|
|
|
+ initCursor();
|
|
|
+ }
|
|
|
+ initLables(that.def.lables, that.def.lableColor);
|
|
|
+ var then = that;
|
|
|
+ if (count == 2) {
|
|
|
+ if (that.def.addLable) {
|
|
|
+ _info.addEventListener("dblclick", function (e) {
|
|
|
+ var text = prompt("标记名称");
|
|
|
+ if (!isEmpty(text)) {
|
|
|
+ addMark(e, then.def.lableColor, text);
|
|
|
+ }
|
|
|
+ });
|
|
|
+ }
|
|
|
+ if (that.def.getLable) {
|
|
|
+ document.oncontextmenu = function (e) {
|
|
|
+ e.preventDefault();
|
|
|
+ };
|
|
|
+ _info.addEventListener("mousedown", function (e) {
|
|
|
+ if (e.button == 2) {
|
|
|
+ var p = selectLable1(e);
|
|
|
+ if (!isEmpty(p.lon)) {
|
|
|
+ alert("经度" + p.lon + ",纬度" + p.lat + ",名称" + p.text);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ });
|
|
|
+ }
|
|
|
+ if (that.def.deleteLbale) {
|
|
|
+ _info.addEventListener("mousedown", function (e) {
|
|
|
+ if (e.button == 1) {
|
|
|
+ var p = selectLable1(e);
|
|
|
+ if (!isEmpty(p.lon)) {
|
|
|
+ var c = confirm("您确认要删除该标记吗？");
|
|
|
+ if (c) {
|
|
|
+ removeByValue(_lable, p);
|
|
|
+ that.clean();
|
|
|
+ that.init();
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ });
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }, 100);
|
|
|
+ count++;
|
|
|
+ },
|
|
|
+ getAllLables: function () {
|
|
|
+ return _lable;
|
|
|
+ },
|
|
|
+ addLable: function (e, text) {
|
|
|
+ var position = addMark(e, this.def.lableColor,text);
|
|
|
+ },
|
|
|
+ getLable: function (e) {
|
|
|
+ return selectLable1(e);
|
|
|
+ },
|
|
|
+ listen: function (type, fun) {
|
|
|
+ _info.addEventListener(type, function (e) {
|
|
|
+ fun(e);
|
|
|
+ })
|
|
|
+ },
|
|
|
+ delete:function (p) {
|
|
|
+ if (!isEmpty(p.lon)) {
|
|
|
+ removeByValue(_lable, p);
|
|
|
+ }
|
|
|
+ },
|
|
|
+ clean:function () {
|
|
|
+ document.getElementById(this.def.container).innerHTML = '';
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function initSetContainer(c, url) {
|
|
|
+ _setContainer = document.getElementById(c);
|
|
|
+
|
|
|
+ _himg = document.getElementById(_hideImgId);
|
|
|
+ if (_himg != null) {
|
|
|
+ document.body.removeChild(_himg);
|
|
|
+ }
|
|
|
+ _himg = document.createElement('img');
|
|
|
+ _himg.style.visibility = 'hidden';
|
|
|
+ _himg.id = _hideImgId;
|
|
|
+ _himg.src = url;
|
|
|
+
|
|
|
+ _cv = document.getElementById(_cvId);
|
|
|
+ if (_cv != null) {
|
|
|
+ _setContainer.removeChild(_cv);
|
|
|
+ }
|
|
|
+ _cv = document.createElement('canvas');
|
|
|
+ _setContainer.appendChild(_cv);
|
|
|
+ _cv.id = _cvId;
|
|
|
+
|
|
|
+ _info = document.getElementById(_infoId);
|
|
|
+ if (_info != null) {
|
|
|
+ document.body.removeChild(_info);
|
|
|
+ }else {
|
|
|
+ _info = document.createElement('div');
|
|
|
+ }
|
|
|
+ _info.id = _infoId;
|
|
|
+ _info.style.height = "40px";
|
|
|
+ _info.style.width = "110px";
|
|
|
+ _info.style.backgroundColor = "#3C8DBC";
|
|
|
+ _info.style.display = "none";
|
|
|
+ _info.style.position = "absolute";
|
|
|
+ _info.style.filter = "alpha(Opacity=80)";
|
|
|
+ _info.style.mozOpacity = 0.5;
|
|
|
+ _info.style.opacity = 0.8;
|
|
|
+ _info.style.fontFamily = "楷体";
|
|
|
+ _info.style.fontWeight = "bold";
|
|
|
+ _info.style.textShadow = "0 0 0.2em #fffd84";
|
|
|
+ _info.style.textAlign = "center";
|
|
|
+ document.body.appendChild(_info);
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function adptpImg(width, url) {
|
|
|
+ if (!isEmpty(width)) {
|
|
|
+ _setContainer.style.width = width;
|
|
|
+ }
|
|
|
+ _setContainer.style.backgroundImage = '';
|
|
|
+ var naturalHeight = _himg.naturalHeight;
|
|
|
+ var naturalWidth = _himg.naturalWidth;
|
|
|
+ var scale = naturalHeight / naturalWidth;
|
|
|
+ var height = scale * _setContainer.style.width.split("px")[0];
|
|
|
+ _setContainer.style.height = height + "px";
|
|
|
+
|
|
|
+
|
|
|
+ setTimeout(function () {
|
|
|
+ _setContainer.style.backgroundRepeat = 'no-repeat';
|
|
|
+ _setContainer.style.backgroundPosition = '0% 0%';
|
|
|
+ _setContainer.style.backgroundSize = 'cover';
|
|
|
+ _setContainer.style.backgroundImage = "url(" + url + ")";
|
|
|
+ }, 100);
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function initGrid(color) {
|
|
|
+ _cv.width = _setContainer.style.width.split("px")[0];
|
|
|
+ _cv.height = _setContainer.style.height.split("px")[0];
|
|
|
+ if (_cv.getContext) {
|
|
|
+ var ctx = _cv.getContext("2d"),
|
|
|
+ width = _cv.width,
|
|
|
+ height = _cv.height;
|
|
|
+ ctx.strokeStyle = color;
|
|
|
+ for (var i = 1; i < 19; i++) {
|
|
|
+ if (i == 9) {
|
|
|
+ ctx.lineWidth = 3;
|
|
|
+ } else {
|
|
|
+ ctx.lineWidth = 0.8;
|
|
|
+ }
|
|
|
+ ctx.beginPath();
|
|
|
+ ctx.moveTo(0, i * height / 18);
|
|
|
+ ctx.lineTo(width, i * height / 18);
|
|
|
+ ctx.stroke();
|
|
|
+ }
|
|
|
+ for (var j = 1; j < 37; j++) {
|
|
|
+ if (j == 18) {
|
|
|
+ ctx.lineWidth = 3;
|
|
|
+ } else {
|
|
|
+ ctx.lineWidth = 0.8;
|
|
|
+ }
|
|
|
+ ctx.beginPath();
|
|
|
+ ctx.moveTo(j * width / 36, 0);
|
|
|
+ ctx.lineTo(j * width / 36, height);
|
|
|
+ ctx.stroke();
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ function clearCanvas() {
|
|
|
+ var ctx = _cv.getContext("2d");
|
|
|
+ var h = _setContainer.height;
|
|
|
+ var w = _setContainer.width;
|
|
|
+ ctx.clearRect(0, 0, w, h);
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function initCursor() {
|
|
|
+ var minX = _setContainer.offsetLeft;
|
|
|
+ var maxX = minX + _setContainer.style.width.split("px")[0];
|
|
|
+ var minY = _setContainer.offsetTop;
|
|
|
+ var maxY = minY + _setContainer.style.height.split("px")[0];
|
|
|
+ document.onmousemove = function (ev) {
|
|
|
+ var oEvent = ev || event;
|
|
|
+ var pos = getXY(oEvent);
|
|
|
+ if (pos.x < maxX && pos.x > minX && pos.y < maxY && pos.y > minY) {
|
|
|
+ _info.style.display = "block";
|
|
|
+ _info.style.left = pos.x + "px";
|
|
|
+ _info.style.top = pos.y + "px";
|
|
|
+ updateInfoDiv(ev);
|
|
|
+ } else {
|
|
|
+ _info.style.display = "none";
|
|
|
+ }
|
|
|
+ };
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function getXY(eve) {
|
|
|
+ var scrollTop = document.documentElement.scrollTop || document.body.scrollTop;
|
|
|
+ var scrollLeft = document.documentElement.scrollLeft || document.body.scrollLeft;
|
|
|
+ return {x: scrollLeft + eve.clientX, y: scrollTop + eve.clientY};
|
|
|
+ }
|
|
|
+
|
|
|
+ function updateInfoDiv(e) {
|
|
|
+ var position = calLonLat(e);
|
|
|
+ var html = "经度：" + position.lon + "</br>" + "纬度：" + position.lat;
|
|
|
+ _info.innerHTML = html;
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function calLonLat(e) {
|
|
|
+ var h = _setContainer.style.height.split("px")[0];
|
|
|
+ var w = _setContainer.style.width.split("px")[0];
|
|
|
+ var ix = _setContainer.offsetLeft;
|
|
|
+ var iy = _setContainer.offsetTop;
|
|
|
+ iy = iy + h;
|
|
|
+ var x = e.clientX;
|
|
|
+ var y = e.clientY;
|
|
|
+ var lonS = (x - ix) / w;
|
|
|
+ var lon = 0;
|
|
|
+ if (lonS > 0.5) {
|
|
|
+ lon = -(1 - lonS) * 360;
|
|
|
+ } else {
|
|
|
+ lon = 1 * 360 * lonS;
|
|
|
+ }
|
|
|
+ var latS = (iy - y) / h;
|
|
|
+ var lat = 0;
|
|
|
+ if (latS > 0.5) {
|
|
|
+ lat = (latS - 0.5) * 180;
|
|
|
+ } else {
|
|
|
+ lat = (0.5 - latS) * 180 * -1
|
|
|
+ }
|
|
|
+ lon = lon.toFixed(2);
|
|
|
+ lat = lat.toFixed(2);
|
|
|
+ return {lon: lon, lat: lat};
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function initLables(arr, color) {
|
|
|
+ for (var i in arr) {
|
|
|
+ var p = arr[i];
|
|
|
+ var m = getXYByLonLat(p.lon, p.lat);
|
|
|
+ drawCircle(m.x, m.y);
|
|
|
+ drawText(m.x, m.y, p.text, color);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function drawText(x, y, txt, lableColor) {
|
|
|
+ var canvas = _cv;
|
|
|
+ var ctx = canvas.getContext("2d");
|
|
|
+ ctx.font = "bold 20px 楷体";
|
|
|
+ ctx.fillStyle = lableColor;
|
|
|
+ ctx.fillText(txt, x, y);
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function drawCircle(x, y) {
|
|
|
+ var canvas = _cv;
|
|
|
+ var ctx = canvas.getContext("2d");
|
|
|
+
|
|
|
+ ctx.fillStyle = "#0000ff";
|
|
|
+ ctx.beginPath();
|
|
|
+ ctx.arc(x, y, 5, 0, 2 * Math.PI, true);
|
|
|
+ ctx.closePath();
|
|
|
+ ctx.stroke();
|
|
|
+ ctx.fill();
|
|
|
+
|
|
|
+ ctx.fillStyle = "#ff0000";
|
|
|
+ ctx.beginPath();
|
|
|
+ ctx.arc(x, y, 2, 0, 2 * Math.PI, true);
|
|
|
+ ctx.closePath();
|
|
|
+ ctx.fill();
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function getXYByLonLat(lon, lat) {
|
|
|
+ var x = 0;
|
|
|
+ var y = 0;
|
|
|
+ var h = _setContainer.style.height.split("px")[0];
|
|
|
+ var w = _setContainer.style.width.split("px")[0];
|
|
|
+ if (lon > 0) {
|
|
|
+ x = 1 * lon / 180 * 0.5 * w;
|
|
|
+ } else {
|
|
|
+ x = (1 + lon / 180) * 0.5 * w + 0.5 * w;
|
|
|
+ }
|
|
|
+ if (lat > 0) {
|
|
|
+ y = (1 - lat / 90) * h * 0.5;
|
|
|
+ } else {
|
|
|
+ y = -1 * lat / 90 * 0.5 * h + 0.5 * h
|
|
|
+ }
|
|
|
+ return {x: x, y: y}
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function addMark(e,color , text) {
|
|
|
+ var pos = getXY(e);
|
|
|
+ var iX = _setContainer.offsetLeft;
|
|
|
+ var iY = _setContainer.offsetTop;
|
|
|
+ var x = pos.x - iX;
|
|
|
+ var y = pos.y - iY;
|
|
|
+ drawCircle(x, y);
|
|
|
+ drawText(x, y, text, color);
|
|
|
+ var ll = calLonLat(e);
|
|
|
+ var l = {lon: ll.lon, lat: ll.lat, text: text}
|
|
|
+ _lable.push(l);
|
|
|
+ return l;
|
|
|
+ }
|
|
|
+
|
|
|
+ function selectLable1(e) {
|
|
|
+ var flag = false;
|
|
|
+ var p;
|
|
|
+ for (var i = 0; i < _lable.length; i++) {
|
|
|
+ p = _lable[i];
|
|
|
+ var m = getXYByLonLat(p.lon, p.lat);
|
|
|
+ var iX = _setContainer.offsetLeft;
|
|
|
+ var iY = _setContainer.offsetTop;
|
|
|
+ var screenX = e.clientX;
|
|
|
+ var screenY = e.clientY;
|
|
|
+ var x = screenX - iX;
|
|
|
+ var y = screenY - iY;
|
|
|
+ var cx = x - m.x;
|
|
|
+ var cy = y - m.y;
|
|
|
+ var distence = Math.sqrt(cx * cx + cy * cy);
|
|
|
+ if (distence <= 5) {
|
|
|
+ flag = true;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (flag) {
|
|
|
+ return p;
|
|
|
+ } else {
|
|
|
+ return {};
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ function removeByValue(arr, val) {
|
|
|
+ for(var i=0; i<arr.length; i++) {
|
|
|
+ if(arr[i].lon == val.lon && arr[i].lat == val.lat) {
|
|
|
+ arr.splice(i, 1);
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ global.tpanorama = tpanorama;
|
|
|
+ global.tpanoramaSetting = panoramaSetting;
|
|
|
+ global.tpanoramaSetContainer = _setContainer;
|
|
|
+
|
|
|
+}(window));
|
admin
