1. 程式人生 > >基於WebGL架構的3D視覺化平臺—停車場管理系統

基於WebGL架構的3D視覺化平臺—停車場管理系統

隨著社會的發展,城市中的汽車越來越多。車輛集中存放管理的場所被人類提出車輛進出的秩序、車輛存放的安全性、車輛存放管理的有償性等要求。停車場系統應用現代機械電子及通訊科學技術,集控制硬體、軟體於一體。隨著科技的發展,停車場管理系統也日新月異,目前最為專業化的停車場系統為免取卡停車場。下面我們就用ThingJs平臺來搭建一個3d視覺化的停車場管理系統。

第一步,還是用CampusBuilder來搭建一個模擬停車場。CampusBuider很好用在以往的文章中也多次提及過,豐富的模型庫任你選擇快速搭建3D場景。
![在這裡插入圖片描述](https://img-blog.csdnimg.cn/20181208155525374.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L25pb29vb20=,size_16,color_FFFFFF,t_70)

第二步,初始化攝像機的位置並新增滑鼠滑過,左鍵單擊,右鍵單擊,左鍵雙擊等事件。滑鼠滑過,車勾邊變紅色,車位勾邊邊藍色。左鍵單擊,車或車位彈出資訊牌。右鍵單擊,關閉當前資訊牌,鏡頭初始化。getCarData() 與 getParkData() 為模擬資料,沒有幾個售出的車位和車就用了switch。

app.on('load', function (evt) {

    //初始化攝像機
    init_camera();

    //滑過勾邊
    var campus = evt.campus;
    var objs = app.query('.Building').add(campus.things);
    objs.on('mouseon', function (ev) {
        if (ev.object.name.search("car") == 0) {
            this.style.outlineColor = '#ff0000';
        }
if (ev.object.name.search("park") == 0) { this.style.outlineColor = '#0000ff'; } }); objs.on('mouseoff', function () { this.style.outlineColor = null; }); //單擊事件 app.on('click', function (ev) { if (ev.button == 2) { destroy_ui();
init_camera(); } if (ev.object.name.search("car") == 0) { destroy_ui(); getCarData(ev.object); create_ui_car(); } if (ev.object.name.search("park") == 0) { destroy_ui(); getParkData(ev.object); create_ui_park(); } }); //雙擊事件 app.on('dblclick', function (ev) { if (ev.object.name.search("car") == 0) { app.camera.flyTo({ 'time': 1500, 'object': ev.object, 'position': [0, 0, 0], 'complete': function () { } }); } if (ev.object.name.search("park") == 0) { app.camera.flyTo({ 'time': 1500, 'object': ev.object, 'position': [0, 5, 0], 'complete': function () { } }); } }); }); //初始化攝像機 function init_camera() { // 攝像機飛行到某位置 app.camera.flyTo({ 'position': [-67.95670997548082, 49.69517426520041, -42.88366089402964], 'target': [-7.188588318222256, 14.094194791658271, -12.724756207211417], 'time': 800, 'complete': function () { console.log("Camera ready"); } }); } //建立面板 var panel; var dataObj; var carInfo; var parkInfo; function create_ui_car() { panel = new THING.widget.Panel({ titleText: "車輛資訊", closeIcon: true, // 是否有關閉按鈕 dragable: true, retractable: true, opacity: 0.9, hasTitle: true, titleImage: 'https://www.thingjs.com/static/images/example/icon.png' }); panel.position = [0, 326]; // 建立任意物件 dataObj = { name: carInfo[0], info: carInfo[1], park: carInfo[2], plateNum: carInfo[3], state: carInfo[4], contactNum: carInfo[5] }; // 動態繫結物體 var name = panel.addString(dataObj, 'name').caption('車主姓名'); var info = panel.addString(dataObj, 'info').caption('車主資訊'); var park = panel.addString(dataObj, 'park').caption('車位編號'); var plateNum = panel.addString(dataObj, 'plateNum').caption('車牌號碼'); var contactNum = panel.addString(dataObj, 'contactNum').caption('聯絡電話'); var state = panel.addString(dataObj, 'state').caption('車位狀態'); } function create_ui_park() { panel = new THING.widget.Panel({ titleText: "車位資訊", closeIcon: true, // 是否有關閉按鈕 dragable: true, retractable: true, opacity: 0.9, hasTitle: true, titleImage: 'https://www.thingjs.com/static/images/example/icon.png' }); panel.position = [0, 326]; dataObj = { park: parkInfo[0], name: parkInfo[1], state: parkInfo[2], date: parkInfo[3] }; var park = panel.addString(dataObj, 'park').caption('車位編號'); var name = panel.addString(dataObj, 'name').caption('車主姓名'); var state = panel.addString(dataObj, 'state').caption('車位狀態'); var date = panel.addString(dataObj, 'date').caption('車位期限'); } function destroy_ui() { if (panel) { panel.destroy(); panel = null; } } function getCarData(obj) { switch (obj.name) { case "car_0": carInfo = ['張三', '28#1-302', 'A-06', '吉K49278', '未交費', '13159828222']; break; case "car_1": carInfo = ['李四', '18#2-1202', 'B-04', '吉A46154', '已交費', '13159828222']; break; case "car_2": carInfo = ['王五', '13#2-702', 'B-05', '吉D95868', '已交費', '13159828222']; break; case "car_3": carInfo = ['郭富貴', '3#3-802', 'B-09', '吉B46278', '已交費', '13159828222']; break; case "car_4": carInfo = ['薛展暢', '8#3-1302', 'C-03', '吉A44278', '未交費', '13159828222']; break; case "car_5": carInfo = ['李文忠', '6#2-302', 'C-05', '黑B77865', '已交費', '13159828222']; break; case "car_6": carInfo = ['李洪春', '8#2-402', 'D-08', '吉CJ87821', '未交費', '13159828222']; break; case "car_7": carInfo = ['孟旭浩', '9#2-801', 'D-16', '吉A4U278', '已交費', '13159828222']; break; case "car_8": carInfo = ['劉星辰', '4#2-502', 'D-20', '吉A98378', '已交費', '13159828222']; break; case "car_9": carInfo = ['張星辰', '4#1-302', 'E-04', '吉A98378', '已交費', '13159828222']; break; case "car_10": carInfo = ['張星辰', '8#2-302', 'D-01', '京A44378', '已交費', '13159228222']; break; } } function getParkData(obj) { switch (obj.name) { case "park_5": parkInfo = ['A-06', '張三', '已交', '2018.5.10-2020.5.11']; break; case "park_11": parkInfo = ['B-09', '郭富貴', '已交', '2018.5.10-2020.5.11']; break; case "park_16": parkInfo = ['B-05', '王五', '欠費', '2018.5.10-2020.5.11']; break; case "park_17": parkInfo = ['B-04', '李四', '已交', '2018.5.10-2020.5.11']; break; case "park_40": parkInfo = ['C-03', '薛展暢', '已交', '2018.5.10-2020.5.11']; break; case "park_44": parkInfo = ['C-05', '李文忠', '已交', '2018.5.10-2020.5.11']; break; case "park_68": parkInfo = ['D-08', '李洪春', '已交', '2018.5.10-2020.5.11']; break; case "park_78": parkInfo = ['E-04', '張星辰', '已交', '2018.5.10-2020.5.11']; break; case "park_59": parkInfo = ['D-16', '孟旭浩', '已交', '2018.5.10-2020.5.11']; break; case "park_67": parkInfo = ['D-20', '劉星辰', '已交', '2018.5.10-2020.5.11']; break; case "park_3": parkInfo = ['A-04', '劉地辰', '已交', '2018.5.10-2020.5.11']; break; case "park_54": parkInfo = ['D-1', '龍的辰', '未交', '2018.5.10-2020.5.11']; break; default: parkInfo = ['X-xx', 'XXX', '未售出', '2000.1.1-2020.1.1']; } }

第三步,建立主面板新增空間統計,閘門管理,播放動畫,出入登記等功能按鈕,同時建立閘門管理子面板。

//主面板
var toolbar = new THING.widget.Panel({ width: '163px' });
var mainDataObj = {
    spaceStatistics: false,
    gateManagement: false,
    video: false,
    registrationForm: false
}

//閘門管理面板
var gateToolbar = new THING.widget.Panel({ width: '163px' });
gateToolbar.position = [450, 0];
gateToolbar.visible = false;
var gateDataObj = {
    entrance: false,
    exit: false,
}

//面板按鈕元件及事件
Loader.sync(['lib/iconfont.js'], function () {
    //主面板
    var button0 = toolbar.addImageBoolean(mainDataObj, 'spaceStatistics').caption('空間統計').url('#momoda_lc-icontubiao');
    var button1 = toolbar.addImageBoolean(mainDataObj, 'gateManagement').caption('閘門管理').url('#momoda_lc-icontubiao21');
    var button2 = toolbar.addImageBoolean(mainDataObj, 'video').caption('播放動畫').url('#momoda_lc-icontubiao9');
    var button3 = toolbar.addImageBoolean(mainDataObj, 'registrationForm').caption('出入登記').url('#momoda_lc-icontubiao10');
    //閘門面板
    var button4 = gateToolbar.addImageBoolean(gateDataObj, 'entrance').caption('入口管理').url('#momoda_lc-icontubiao21');
    var button5 = gateToolbar.addImageBoolean(gateDataObj, 'exit').caption('出口管理').url('#momoda_lc-icontubiao21');
	
	//第四步中的功能實現
});

第四步,為上面建立的功能按鈕實現功能。

//空間統計
    var opacityFlag = true;
    button0.on('change', function () {
        if (opacityFlag) {
            opacityFlag = false;
            app.query(/park/).forEach(
                function (obj) {
                    var str = obj.name;
                    switch (str) {
                        case "park_5": break;
                        case "park_11": break;
                        case "park_16": break;
                        case "park_17": break;
                        case "park_40": break;
                        case "park_44": break;
                        case "park_68": break;
                        case "park_78": break;
                        case "park_59": break;
                        case "park_67": break;
                        case "park_33": break;
                        case "park_54": break;
                        case "park_3": break;
                        default:
                            obj.style.opacity = 0.3;
                    }
                }
            );
        } else {
            opacityFlag = true;
            app.query(/park/).