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    angularjs和Echarts,点击按钮,如何切换数据,更新图表?
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    0

    公司有个项目,需要用angularjs和Echarts生成K线图,点击4个按钮,来切换数据,显示各个状态下的图表(卡住了)。
    对angularjs不是很懂,希望大家能帮忙看
    <!DOCTYPE html>
    <html>
    <head>

    <meta charset="utf-8">  
    <title>ECharts</title>
    

    </head>
    <style>

    .chartsBtn{
        background: none;
        border: 1px solid #999;
        width: 45px;
        height: 23px;
        position: relative;
        left: 10%;
        top: 50px;
        cursor: pointer;
        z-index: 999999999;
    }
    .chartsBtn:hover{
        background: #2f5895;
        color: #fff;
        outline: none
    }
    .chartsBtnClick{
        background: #2f5895;
        color: #fff;
        outline: none
    }
    

    </style>
    <script src="/_Global/Angular/angular-1.6.8/angular.js"></script>
    <script src="/_Global/Echarts/Js/echarts.js"></script>

         <script type="text/javascript">
             
             change(1)
             function change(type){
                //创建一个模块
                var app = angular.module('app', []);  
                //添加控制器
                app.controller('lineCtrl', function($scope) { 
                //时间,开盘价,收盘价,交易最低价,交易最高价(日K)
                    
                var data0 = splitData([
                            ['2013/1/24 13:01', 2320.26,2320.26,2287.3,2362.94],
                            ['2013/1/24 13:02', 2300,2291.3,2288.26,2308.38],
                            ['2013/1/24 13:03', 2295.35,2346.5,2295.35,2346.92],
                            ['2013/1/24 13:04', 2347.22,2358.98,2337.35,2363.8],
                            ['2013/1/24 13:05', 2360.75,2382.48,2347.89,2383.76],
                            ['2013/1/24 13:06', 2383.43,2385.42,2371.23,2391.82],
                            ['2013/1/24 13:07', 2377.41,2419.02,2369.57,2421.15],
                            ['2013/1/24 13:08', 2425.92,2428.15,2417.58,2440.38],
                            ['2013/1/24 13:09', 2411,2433.13,2403.3,2437.42],
                            ['2013/1/24 13:10', 2432.68,2434.48,2427.7,2441.73],
                            ['2013/1/24 13:11', 2430.69,2418.53,2394.22,2433.89],
                            ['2013/1/24 13:12', 2416.62,2432.4,2414.4,2443.03],
                            ['2013/1/24 13:13', 2441.91,2421.56,2415.43,2444.8],
                            ['2013/1/24 13:14', 2420.26,2382.91,2373.53,2427.07],
                            ['2013/1/24 13:15', 2383.49,2397.18,2370.61,2397.94],
                            ['2013/1/24 13:16', 2378.82,2325.95,2309.17,2378.82],
                            ['2013/1/24 13:17', 2322.94,2314.16,2308.76,2330.88],
                            ['2013/1/24 13:18', 2320.62,2325.82,2315.01,2338.78],
                            ['2013/1/24 13:19', 2313.74,2293.34,2289.89,2340.71],
                            ['2013/1/24 13:20', 2297.77,2313.22,2292.03,2324.63],
                            ['2013/1/24 13:21', 2322.32,2365.59,2308.92,2366.16],
                            ['2013/1/24 13:22', 2364.54,2359.51,2330.86,2369.65],
                            ['2013/1/24 14:28', 2190.1,2148.35,2126.22,2190.1]
                    ]);
    
                //切割数组,把数组中的日期和数据分离,返回数组中的日期和数据
                function splitData(rawData) {
                        var categoryData = [];//X轴时间
                        var values = [];
                        for (var i = 0; i < rawData.length; i++) {
                                categoryData.push(rawData[i].splice(0, 1)[0]);
                                //数据数组,即数组中除日期外的数据
                                values.push(rawData[i])
                        }
                        return {
                                categoryData: categoryData, //X轴数据
                                values: values,              //Y轴数据
                                data0:data0
                        };
                }
    
                $scope.legend = ['日K', 'MA5', 'MA10', 'MA20','O','C','L','H']; 
                $scope.item = data0.categoryData;  
                $scope.data = data0.values;
                $scope.data0 = data0; 
            });  
            app.directive('line', function() {  
                return {  
                    scope: {  
                        id: "@",  
                        legend: "=",  
                        item: "=",  
                        data: "="  
                    },  
                    restrict: 'E',  
                    template: '<div style="height:900px;width:1800px"></div>',  
                    replace: true,  
                    link:function($scope, element, attrs, controller) { 
                        //计算MA平均线,N日移动平均线=N日收盘价之和/N  dayCount要计算的天数(5,10,20,30)
                        function calculateMA(dayCount) {
                                var result = [];
                                for (var i = 0, len = $scope.data.length; i < len; i++) {
                                        if (i < dayCount) {
                                            result.push('-');
                                            continue;   //结束单次循环,即不输出本次结果
                                        }
                                        var sum = 0;
                                        for (var j = 0; j < dayCount; j++) {
                                            //收盘价总和
                                            sum += $scope.data[i - j][1];
                                        }
                                        result.push(sum / dayCount);
                                }
                                return result;
                        };
                        function splitData(rawData) {
                                var categoryData = [];//X轴时间
                                var values = [];
                                for (var i = 0; i < rawData.length; i++) {
                                        categoryData.push(rawData[i].splice(0, 1)[0]);
                                        //数据数组,即数组中除日期外的数据
                                        values.push(rawData[i])
                                }
                                return {
                                        categoryData: categoryData, //X轴数据
                                        values: values,              //Y轴数据
                                        data0:data0
                                };
                        }
    
                        function fntip(a){
                            var tipArry=[];
                            for (var i = 0, len = $scope.data.length; i < len; i++) {
                                    tipArry.push($scope.data[i][a])
                                }
                            return tipArry;
                        };
    
                        var option = {  
                                title: {    //标题
                                    text: '上证指数',
                                    left: 0
                                },
                                // 提示框,鼠标悬浮交互时的信息提示  
                                tooltip: {  //提示框
                                    trigger: 'axis',    //触发类型:坐标轴触发
                                    axisPointer: {  //坐标轴指示器配置项
                                            type: 'cross'   //指示器类型,十字准星
                                    },
                                    formatter: function (params,ticket,callback) {
                                        var res = params[0].name;
                                        for (var i = 0, l = params.length; i < l; i++) {
                                            if(params[i].seriesName=="日K"){
                                                continue
                                            }
                                            res += '<br/>' +params[i].marker+params[i].seriesName + ' : ' + params[i].value;
                                        }
                                        return res
                                    }
                                }, 
                                // 图例 
                                legend: {  
                                        data: $scope.legend
                                },  
                                grid: {     //直角坐标系
                                    show:true,
                                    left: '10%',   //图表在窗口的位置
                                    right: '10%',
                                    bottom: '15%',
                                    //backgroundColor:'#ccc'//图表背景色
                                },
                                // 横轴坐标轴  
                                xAxis: [{  
                                        type: 'category',   //坐标轴类型,类目轴
                                        //scale: true,  //只在数字轴中有效
                                        boundaryGap : false,    //刻度作为分割线,标签和数据点会在两个刻度上
                                        axisLine: {onZero: false},
                                        splitLine: {show: false},   //是否显示坐标轴轴线
                                        //splitNumber: 20,    //坐标轴的分割段数,预估值,在类目轴中无效
                                        min: 'dataMin', //特殊值,数轴上的最小值作为最小刻度
                                        max: 'dataMax',  //特殊值,数轴上的最大值作为最大刻度
                                        data: $scope.item  
                                }],  
                                // 纵轴坐标轴  
                                yAxis: [{  
                                        scale: true,    //坐标刻度不强制包含零刻度
                                        splitArea: {
                                                show: true  //背景色间隔显示
                                        } 
                                }],  
                                dataZoom: [     //用于区域缩放
                                    {
                                        filterMode:'filter',    //当前数据窗口外的数据被过滤掉来达到数据窗口缩放的效果  默认值filter
                                        type: 'inside', //内置型数据区域缩放组件
                                        start: 50,      //数据窗口范围的起始百分比
                                        end: 100        //数据窗口范围的结束百分比
                                    },
                                    {
                                        show: true,
                                        type: 'slider', //滑动条型数据区域缩放组件
                                        y: '90%',
                                        start: 50,
                                        end: 100
                                    }
                                ],
                                // 数据内容数组  
                                series:[   //图表类型
                                        {
                                            name: '日K',
                                            type: 'candlestick',    //K线图
                                            data: $scope.data,     //y轴对应的数据
                                            markPoint: {    //图表标注
                                                    label: {    //标注的文本
                                                            normal: {   //默认不显示标注
                                                                    show:true,
    //                                                            position:['20%','30%'],//标记文字的位置
                                                                    formatter: function (param) {   //标签内容控制器
                                                                            return param != null ? Math.round(param.value) : '';
                                                                    },
                                                                    //color:"#000"//标注的文字颜色
                                                            }
                                                    }
                                            },
    
    /////////////////////////////////图标标线///////////////////////////
    
                                            markLine: {
                                                symbol: ['none', 'none'], 
                                                data: [
                                                                {        
                                                                    type: 'min',//最低收盘价辅助线
                                                                    valueDim: 'close'
                                                                },
                                                                {        
                                                                    type: 'max',//最高收盘价辅助线
                                                                    valueDim: 'close'
                                                                }
                                                            ]
                                        }
    
                                },
                                        {   //MA5 5天内的收盘价之和/5
                                            name: 'MA5',
                                            type: 'line',
                                            data: calculateMA(5),
                                            smooth: true,
                                            lineStyle: {
                                                    normal: {opacity: 0.5}
                                            }
                                        },
                                        {
                                            name: 'MA10',
                                            type: 'line',
                                            data: calculateMA(10),
                                            smooth: true,
                                            lineStyle: {    //标线的样式
                                                    normal: {opacity: 0.5}
                                            }
                                        },
                                        {
                                            name: 'MA20',
                                            type: 'line',
                                            data: calculateMA(20),
                                            smooth: true,
                                            lineStyle: {
                                                    normal: {opacity: 0.5}
                                            }
                                        },
                                        {
                                            name: 'O',
                                            type: 'line',
                                            data: fntip(0),
                                            smooth: true,
                                            symbolSize: 0, // symbol的大小设置为0
                                            showSymbol: false, // 不显示symbol
                                            lineStyle: {
                                                    width: 0, // 线宽是0
                                                    color: 'rgba(0, 0, 0, 0)' // 线的颜色是透明的
                                            }
                                        },
                                        {
                                            name: 'C',
                                            type: 'line',
                                            data: fntip(1),
                                            smooth: true,
                                            symbolSize: 0, // symbol的大小设置为0
                                            showSymbol: false, // 不显示symbol
                                            lineStyle: {
                                                    width: 0, // 线宽是0
                                                    color: 'rgba(0, 0, 0, 0)' // 线的颜色是透明的
                                            }
                                        },
                                        {
                                            name: 'L',
                                            type: 'line',
                                            data: fntip(2),
                                            smooth: true,
                                            symbolSize: 0, // symbol的大小设置为0
                                            showSymbol: false, // 不显示symbol
                                            lineStyle: {
                                                    width: 0, // 线宽是0
                                                    color: 'rgba(0, 0, 0, 0)' // 线的颜色是透明的
                                            }
                                        },
                                        {
                                            name: 'H',
                                            type: 'line',
                                            data: fntip(3),
                                            smooth: true,
                                            symbolSize: 0, // symbol的大小设置为0
                                            showSymbol: false, // 不显示symbol
                                            lineStyle: {
                                                    width: 0, // 线宽是0
                                                    color: 'rgba(0, 0, 0, 0)' // 线的颜色是透明的
                                            }
                                        }
    
                                    ]  
                                };  
                            //macarons  为图表主题
                            var myChart =                 echarts.init(document.getElementById($scope.id),'macarons');  
                            myChart.setOption(option);  
                    }  
                };  
        }); 
    }

    </script>
    <body ng-app="app" ng-controller="lineCtrl">

       <button class="chartsBtn"  ng-click="change(1)">1Min</button>
       <button class="chartsBtn"  ng-click="change(2)">3Min</button>
       <button class="chartsBtn"  ng-click="change(3)">5Min</button>
       <button class="chartsBtn"  ng-click="change(4)">15Min</button>
    <line id="main" legend="legend" item="item" data="data"></line>   
    </body>   

    </html>

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      502 Bad Gateway

      502 Bad Gateway


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