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| var FChart = {
| _xAxis: [],
| _series: [],
| _currentPage: 1,
| _pageSize: 100,
| _progress: 0,
| _size: 200,
| /**
| * 创建折线图
| */
| genLineChart: function (chart, xAxis, series, merge, option, onYformatter) {
| var that = this;
|
| this._xAxis = xAxis;
| this._series = series;
|
| var fontSize = this.fGetChartFontSize();
| if (option == undefined) {
| option = {
| animationEasing: 'elasticOut',
| animationDelayUpdate: function (idx) {
| return idx * 5;
| },
| // title: {
| // text: '在线监测数据',
| // textStyle:{
| // fontSize: fontSize
| // }
| // },
| toolbox: {
| bottom: 0,
| feature: {
| dataZoom: {},
| magicType: {
| type: ['line', 'bar'],
| },
| // dataView: {},
| // saveAsImage: {
| // pixelRatio: 2
| // },
| restore: {},
| },
| },
| tooltip: {
| textStyle: {
| fontSize: fontSize,
| },
| },
| legend: {
| type: 'scroll',
| data: [],
| left: 0,
| textStyle: {
| fontSize: fontSize,
| color: 'white',
| },
| },
| xAxis: {
| name: '时间',
| data: that._xAxis,
| axisLabel: {
| textStyle: {
| fontSize: fontSize,
| },
| color: '#ffffff',
| textBorderColor: '#fff',
| },
| axisTick: {
| lineStyle: {
| color: 'white',
| },
| intervel: 0,
| inside: false,
| },
|
| nameTextStyle: {
| color: '#ffffff',
| },
| axisLine: {
| lineStyle: {
| color: '#ffffff',
| },
| },
| },
| yAxis: {
| name: '浓度(μg/m³)',
| axisLabel: {
| textStyle: {
| fontSize: fontSize,
| },
| formatter: function (value) {
| var texts = [];
| if (typeof onYformatter === 'function') {
| texts.push(onYformatter(value));
| } else {
| texts.push(value);
| }
| return texts;
| },
| },
| axisLine: {
| show: true,
| lineStyle: {
| color: 'white',
| },
| },
| axisTick: {
| show: true,
| lineStyle: {
| color: 'white',
| },
| },
| minInterval: 1,
| },
| series: [],
| };
| }
| if (this._series != undefined) {
| option.series = [];
| option.legend.data = [];
| for (let i = 0; i < this._series.length; i++) {
| const e = this._series[i];
| if (e.show) {
| option.series.push(e);
| option.legend.data.push(e.name);
| }
| }
| }
|
| chart.setOption(option, {
| notMerge: merge == true ? false : true,
| });
| var wH = $(window).height();
| var wW = $(window).width();
|
| var minW = 700;
| var minH = 280;
|
| var width = wW * 0.3 > minW ? wW * 0.3 : minW;
| var height = wH * 0.35 > minH ? wH * 0.35 : minH;
| chart.resize({
| width: width,
| height: height,
| });
|
| return option;
| },
|
| /**
| * 切换图例
| */
| lineChartOnLegend: function (chart, xAxis, series, option, progress, size) {
| this._xAxis = xAxis;
| this._series = series;
|
| // option.xAxis.data = this._xAxis;
| // if (this._series != undefined) {
| // option.series = [];
| // option.legend.data = [];
| // for (let i = 0; i < this._series.length; i++) {
| // const e = this._series[i];
| // if (e.show) {
| // option.series.push(e);
| // option.legend.data.push(e.name);
| // }
| // }
| // }
|
| // chart.setOption(option, { notMerge: true });
| // return option;
| return this.lineChartOnPage2({
| chart: chart,
| option: option,
| progress: progress == undefined ? FChart._progress : progress,
| size: size == undefined ? FChart._size : size,
| });
| },
|
| /**
| * 折线图分页切换
| */
| lineChartOnPage: function ({
| chart,
| option,
| currentPage = 1,
| pageSize = 100,
| }) {
| this._currentPage = currentPage;
| this._pageSize = pageSize;
|
| var xAxis = this._xAxis;
| var series = this._series;
|
| option.series = [];
| option.xAxis.data = [];
| option.legend.data = [];
|
| for (let i = pageSize * (currentPage - 1); i < xAxis.length; i++) {
| if (i > pageSize * currentPage - 1) {
| break;
| }
| option.xAxis.data.push(xAxis[i]);
| }
|
| for (let i = 0; i < series.length; i++) {
| const e = series[i];
| if (e.show) {
| var s = Util.deepCopy(e);
| s.data = [];
| for (let y = pageSize * (currentPage - 1); y < e.data.length; y++) {
| if (y > pageSize * currentPage - 1) {
| break;
| }
| const f = e.data[y];
| s.data.push(f);
| }
| option.series.push(s);
| option.legend.data.push(s.name);
| }
| }
|
| chart.setOption(option, {
| notMerge: true,
| });
| },
|
| lineChartOnPage2: function ({ chart, option, progress = 0, size = 200 }) {
| this._progress = progress;
| this._size = size;
|
| var xAxis = this._xAxis;
| var series = this._series;
|
| option.series = [];
| option.xAxis.data = [];
| option.legend.data = [];
|
| var len = xAxis.length - size + 1;
| len = len > 0 ? len : xAxis.length;
| var first = Math.round(len * progress);
| var last = first + size - 1;
| if (last > xAxis.length) {
| last = xAxis.length;
| first = last - (last < size ? last : size);
| }
|
| for (let i = first; i < last; i++) {
| option.xAxis.data.push(xAxis[i]);
| }
|
| for (let i = 0; i < series.length; i++) {
| const e = series[i];
| if (e.show) {
| var s = Util.deepCopy(e);
| s.data = [];
| for (let y = first; y < last; y++) {
| const f = e.data[y];
| s.data.push(f);
| }
| option.series.push(s);
| option.legend.data.push(s.name);
| }
| }
|
| chart.setOption(option, {
| notMerge: true,
| });
|
| return option;
| },
|
| /**
| * 定位跳转索引点
| * @param {*} chart
| * @param {*} option
| * @param {*} index
| * @param {*} factorName 当前地图展示的监测因子名字
| */
| locate(chart, option, index, factorName) {
| // 1. 定位点应该展示在趋势图中间，因此定位百分比往前偏移当前_size的一半
| let i = index - parseInt(this._size / 2);
| // 2. 确保索引不会超出范围
| i = i < 0 ? 0 : i;
| // 3. 获取索引对应的进度百分比
| const progress = i / (this._xAxis.length - this._size + 1);
|
| for (const iterator of this._series) {
| // if (iterator.name == factorName || (iterator.name == 'TVOC' || factorName == 'VOC')) {
| iterator.markLine = {
| symbol: 'none',
| data: [
| {
| name: '选中',
| xAxis: this._xAxis[index],
| label: {
| color: 'white',
| },
| lineStyle: {
| color: 'yellow',
| },
| },
| ],
| };
| // } else {
| // iterator.markLine = undefined;
| // }
| }
| this.lineChartOnPage2({
| chart,
| option,
| progress,
| size: this._size,
| });
|
| return progress;
| },
|
| /**
| * 获取合适的字体大小
| */
| fGetChartFontSize: function () {
| const dpr = window.devicePixelRatio;
| let fontSize = 12;
| if (dpr == 2) {
| fontSize = 17;
| } else if (dpr == 3) {
| fontSize = 24;
| } else if (dpr > 3) {
| fontSize = 24;
| }
| return fontSize;
| },
|
| /**
| * 创建仪表盘
| */
| genGauge: function (chart, name, value) {
| var fontSize = this.fGetChartFontSize();
| var option = {
| title: {
| text: name,
| textStyle: {
| color: 'white',
| fontSize: fontSize,
| },
| left: 'center',
| },
| textStyle: {
| color: '#ffffff',
| fontSize: 10,
| },
| tooltip: {
| formatter: '{a} <br/>{b} : {c}%',
| },
| toolbox: {
| // feature: {
| // restore: {},
| // saveAsImage: {}
| // }
| },
| series: [
| {
| name: name,
| type: 'gauge',
| detail: {
| color: 'white',
| formatter: '{value}',
| textStyle: {
| fontSize: fontSize,
| },
| },
| splitLine: {
| lineStyle: {
| color: 'white',
| },
| },
| axisTick: {
| lineStyle: {
| color: 'white',
| },
| },
| axisLabel: {
| color: 'white',
| fontSize: 10,
| },
| axisLine: {
| lineStyle: {
| color: [
| [0.2, '#2afd2a'],
| [0.8, '#f1e74d'],
| [1, '#c23531'],
| ],
| },
| },
| itemStyle: {
| color: 'white',
| },
| data: [
| {
| value: value,
| name: '',
| },
| ],
| min: 0,
| max: 1000,
| },
| ],
| };
| chart.setOption(option);
| return option;
| },
| };
|
|
