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V3D-nodejs/static/js/createScheme.js

276 lines
9.2 KiB

var renderer, scene, camera;
//整个页面维护的数据
var data = { name: '默认方案', components: [] };
//当前选择的部件
var componentIndex = -1;
$().ready(function () {
initData();
initUi();
initThree();
loadmodel();
initEvent();
});
//初始化Threejs
function initThree() {
initScene();
initCamera();
initRenderer();
render();
}
//获取数据
function initData() {
//todo ajax请求数据
}
//刷新主Ui
function initUi() {
//方案名
$('#schemeName').val(data.name);
//组件列表
freshComponentItem();
}
function freshComponentItem() {
//清空原有列表
$('.componentItem').remove();
for (var index in data.components) {
//添加一个item并注册了click监听
$('#componentList').prepend("<li class='componentItem' onclick='selectComponent(" + index + ")'><a>" + data.components[index].name + "</a></li>");
}
}
//选择部件
function selectComponent(index) {
componentIndex = index;
$('#componentTitle').text(data.components[componentIndex].name);
$('#delComponent').show();
$('#textureManagerment').show();
$('#upload').removeClass("disabled");
//加载模型列表
freshmodelList();
}
//选择模型列表
function freshmodelList() {
$('.list-group-item').remove();
if (data.components[componentIndex].models.length == 0) {
$('#modelList').append('<a class="list-group-item">暂无模型</a>')
} else {
// if (data.components[componentIndex].modelIndex == -1)
// data.components[componentIndex].modelIndex = 0;
for (var index in data.components[componentIndex].models) {
if (index == data.components[componentIndex].modelIndex) {
data.components[componentIndex].models[index].modelObj.visible = true;
$('#modelList').append("<a class='list-group-item active' onclick='selectModel(" + index + ")'><span>" + data.components[componentIndex].models[index].name + "</span><button type='button' class='close' onclick='delModelItem(" + index + ")'><span aria-hidden='true'>×</span><span class='sr-only'>Close</span></button></a>");
} else {
data.components[componentIndex].models[index].modelObj.visible = false;
$('#modelList').append("<a class='list-group-item' onclick='selectModel(" + index + ")'><span>" + data.components[componentIndex].models[index].name + "</span><button type='button' class='close' onclick='delModelItem(" + index + ")'><span aria-hidden='true'>×</span><span class='sr-only'>Close</span></button></a>");
}
}
}
}
//删除模型
function delModelItem(index) {
scene.remove(data.components[componentIndex].models[index].modelObj);
data.components[componentIndex].models.splice(index, 1);
selectModel(0);
}
//选择模型
function selectModel(index) {
data.components[componentIndex].modelIndex = index;
freshmodelList();
}
//初始化模型
function loadmodel() {
}
function initScene() {
//场景设置
scene = new THREE.Scene();
//设置天空盒
scene.background = new THREE.CubeTextureLoader()
.setPath('/img/skybox/')
.load(['px.jpg', 'nx.jpg', 'py.jpg', 'ny.jpg', 'pz.jpg', 'nz.jpg']);
//场景灯光
//环境光
var light = new THREE.HemisphereLight(0xffffff, 0x444444);
light.position.set(0, 2, 0);
scene.add(light);
//直射光
light = new THREE.DirectionalLight(0xffffff);
light.position.set(0, 2, 1);
light.castShadow = true;
light.shadow.camera.top = 180;
light.shadow.camera.bottom = - 100;
light.shadow.camera.left = - 120;
light.shadow.camera.right = 120;
scene.add(light);
//grid
var grid = new THREE.GridHelper(20, 20, 0x0000ff, 0xff0000);
grid.material.opacity = 0.2;
grid.material.transparent = true;
scene.add(grid);
}
function initCamera() {
//相机设置
camera = new THREE.PerspectiveCamera(45, $('#viewField').innerWidth() / $('#viewField').innerHeight());
camera.position.set(0, 5, 10);
//让相机对着场景中央
camera.lookAt(scene.position);
//相机控制,控制的相机和监听的dom
controls = new THREE.OrbitControls(camera, $('#viewField')[0]);
controls.target.set(0, 0, 0);
controls.update();
}
function initRenderer() {
//初始化渲染器
renderer = new THREE.WebGLRenderer();
//设置像素值
renderer.setPixelRatio(window.devicePixelRatio);
//设置渲染范围为屏幕的大小
renderer.setSize($('#viewField').innerWidth(), $('#viewField').innerHeight());
//将渲染结果放到页面中
$('#viewField').append(renderer.domElement);
}
function render() {
requestAnimationFrame(render);
renderer.render(scene, camera);
}
//初始化所有事件
function initEvent() {
//方案名变动监听
$('#schemeName').change(function () {
data.name = $('#schemeName').val();
});
//将fileinput事件注册到uploadbtn上
$("#upload").click(function () {
$("#file").click();
});
//只要file发生改变就上传文件
$("#file").change(function () {
if ($(this).val().length > 0) {
var formData = new FormData($('#uploadForm')[0]);
$.ajax({
type: 'post',
url: "/upload",
data: formData,
cache: false,
processData: false,
contentType: false,
success: function (fileData) {
//上传成功后加载模型
//加载是异步的
var addModelItem = function (modelObj) {
data.components[componentIndex].models.push({
name: fileData.originalname,
fileId: fileData.filename,
modelObj: modelObj
});
selectModel(data.components[componentIndex].models.length - 1);
}
addModel('/files/' + fileData.filename, addModelItem);
},
error: function () {
alert("上传失败")
}
});
}
});
//当浏览器大小变化时
$(window).resize(function () {
camera.aspect = $('#viewField').innerWidth() / $('#viewField').innerHeight();
camera.updateProjectionMatrix();
renderer.setSize($('#viewField').innerWidth(), $('#viewField').innerHeight());
});
//当模态框消失的时候清空text
$('#addComponentModal').on('hidden.zui.modal', function () {
$("#componentName").val("")
});
//添加一个部件
$('#addComponent').click(function () {
var componentName = $("#componentName").val().trim();
if (componentName.length > 0) {
var component = {
name: componentName,
models: [],
modelIndex: -1
}
data.components.push(component);
freshComponentItem();
$('#addComponentModal').modal('hide');
}
});
//删除部件
$('#delComponent').click(function () {
new $.zui.Messager('你确定要删除该部件吗,该部件的所有模型将会被清空!', {
type: 'danger',
close: false,
actions: [{
icon: 'ok-sign',
text: '确定',
action: function () { // 点击该操作按钮的回调函数
if (componentIndex >= 0) {
for (var index in data.components[componentIndex].models)
scene.remove(data.components[componentIndex].models[index].modelObj);
data.components.splice(componentIndex, 1);
freshComponentItem();
componentIndex = -1;
$('#componentTitle').text('请先选择部件');
$('#textureManagerment').hide();
$('#delComponent').hide();
$('#upload').addClass("disabled");
$('.list-group-item').remove();
//todo 还需要发送ajax清空模型文件
}
}
}]
}).show();
});
}
function addModel(url, callBack) {
var map = new THREE.TextureLoader().load('/img/texture/001.jpg');
//加载obj模型
// loader = new THREE.OBJLoader();
// loader.load(url, function (object) {
// object.position.set(0, -1, 0);
// object.scale.set(0.01, 0.01, 0.01);
// scene.add(object);
// });
//加载fbx模型
var loader = new THREE.FBXLoader();
loader.load(url, function (object) {
object.traverse(function (child) {
if (child instanceof THREE.Mesh) {
child.material.map = map;
child.material.castShadow = true;
child.material.receiveShadow = true;
child.material.needsUpdate = true;
}
});
scene.add(object);
callBack(object);
}, function (xhr) {
//console.log((xhr.loaded / xhr.total * 100) + '% loaded');
}, function (err) {
console.error('An error happened');
}
);
}