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static/echarts/build/source/chart/k.js 13.9 KB
831eac332   zhuzhenchao   add file
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  define('echarts/chart/k', [
      'require',
      './base',
      '../util/shape/Candle',
      '../component/axis',
      '../component/grid',
      '../component/dataZoom',
      '../config',
      '../util/ecData',
      'zrender/tool/util',
      '../chart'
  ], function (require) {
      var ChartBase = require('./base');
      var CandleShape = require('../util/shape/Candle');
      require('../component/axis');
      require('../component/grid');
      require('../component/dataZoom');
      var ecConfig = require('../config');
      ecConfig.k = {
          zlevel: 0,
          z: 2,
          clickable: true,
          hoverable: true,
          legendHoverLink: false,
          xAxisIndex: 0,
          yAxisIndex: 0,
          itemStyle: {
              normal: {
                  color: '#fff',
                  color0: '#00aa11',
                  lineStyle: {
                      width: 1,
                      color: '#ff3200',
                      color0: '#00aa11'
                  },
                  label: { show: false }
              },
              emphasis: { label: { show: false } }
          }
      };
      var ecData = require('../util/ecData');
      var zrUtil = require('zrender/tool/util');
      function K(ecTheme, messageCenter, zr, option, myChart) {
          ChartBase.call(this, ecTheme, messageCenter, zr, option, myChart);
          this.refresh(option);
      }
      K.prototype = {
          type: ecConfig.CHART_TYPE_K,
          _buildShape: function () {
              var series = this.series;
              this.selectedMap = {};
              var _position2sIndexMap = {
                  top: [],
                  bottom: []
              };
              var xAxis;
              for (var i = 0, l = series.length; i < l; i++) {
                  if (series[i].type === ecConfig.CHART_TYPE_K) {
                      series[i] = this.reformOption(series[i]);
                      this.legendHoverLink = series[i].legendHoverLink || this.legendHoverLink;
                      xAxis = this.component.xAxis.getAxis(series[i].xAxisIndex);
                      if (xAxis.type === ecConfig.COMPONENT_TYPE_AXIS_CATEGORY) {
                          _position2sIndexMap[xAxis.getPosition()].push(i);
                      }
                  }
              }
              for (var position in _position2sIndexMap) {
                  if (_position2sIndexMap[position].length > 0) {
                      this._buildSinglePosition(position, _position2sIndexMap[position]);
                  }
              }
              this.addShapeList();
          },
          _buildSinglePosition: function (position, seriesArray) {
              var mapData = this._mapData(seriesArray);
              var locationMap = mapData.locationMap;
              var maxDataLength = mapData.maxDataLength;
              if (maxDataLength === 0 || locationMap.length === 0) {
                  return;
              }
              this._buildHorizontal(seriesArray, maxDataLength, locationMap);
              for (var i = 0, l = seriesArray.length; i < l; i++) {
                  this.buildMark(seriesArray[i]);
              }
          },
          _mapData: function (seriesArray) {
              var series = this.series;
              var serie;
              var serieName;
              var legend = this.component.legend;
              var locationMap = [];
              var maxDataLength = 0;
              for (var i = 0, l = seriesArray.length; i < l; i++) {
                  serie = series[seriesArray[i]];
                  serieName = serie.name;
                  this.selectedMap[serieName] = legend ? legend.isSelected(serieName) : true;
                  if (this.selectedMap[serieName]) {
                      locationMap.push(seriesArray[i]);
                  }
                  maxDataLength = Math.max(maxDataLength, serie.data.length);
              }
              return {
                  locationMap: locationMap,
                  maxDataLength: maxDataLength
              };
          },
          _buildHorizontal: function (seriesArray, maxDataLength, locationMap) {
              var series = this.series;
              var seriesIndex;
              var serie;
              var xAxisIndex;
              var categoryAxis;
              var yAxisIndex;
              var valueAxis;
              var pointList = {};
              var candleWidth;
              var data;
              var value;
              var barMaxWidth;
              for (var j = 0, k = locationMap.length; j < k; j++) {
                  seriesIndex = locationMap[j];
                  serie = series[seriesIndex];
                  xAxisIndex = serie.xAxisIndex || 0;
                  categoryAxis = this.component.xAxis.getAxis(xAxisIndex);
                  candleWidth = serie.barWidth || Math.floor(categoryAxis.getGap() / 2);
                  barMaxWidth = serie.barMaxWidth;
                  if (barMaxWidth && barMaxWidth < candleWidth) {
                      candleWidth = barMaxWidth;
                  }
                  yAxisIndex = serie.yAxisIndex || 0;
                  valueAxis = this.component.yAxis.getAxis(yAxisIndex);
                  pointList[seriesIndex] = [];
                  for (var i = 0, l = maxDataLength; i < l; i++) {
                      if (categoryAxis.getNameByIndex(i) == null) {
                          break;
                      }
                      data = serie.data[i];
                      value = this.getDataFromOption(data, '-');
                      if (value === '-' || value.length != 4) {
                          continue;
                      }
                      pointList[seriesIndex].push([
                          categoryAxis.getCoordByIndex(i),
                          candleWidth,
                          valueAxis.getCoord(value[0]),
                          valueAxis.getCoord(value[1]),
                          valueAxis.getCoord(value[2]),
                          valueAxis.getCoord(value[3]),
                          i,
                          categoryAxis.getNameByIndex(i)
                      ]);
                  }
              }
              this._buildKLine(seriesArray, pointList);
          },
          _buildKLine: function (seriesArray, pointList) {
              var series = this.series;
              var nLineWidth;
              var nLineColor;
              var nLineColor0;
              var nColor;
              var nColor0;
              var eLineWidth;
              var eLineColor;
              var eLineColor0;
              var eColor;
              var eColor0;
              var serie;
              var queryTarget;
              var data;
              var seriesPL;
              var singlePoint;
              var candleType;
              var seriesIndex;
              for (var sIdx = 0, len = seriesArray.length; sIdx < len; sIdx++) {
                  seriesIndex = seriesArray[sIdx];
                  serie = series[seriesIndex];
                  seriesPL = pointList[seriesIndex];
                  if (this._isLarge(seriesPL)) {
                      seriesPL = this._getLargePointList(seriesPL);
                  }
                  if (serie.type === ecConfig.CHART_TYPE_K && seriesPL != null) {
                      queryTarget = serie;
                      nLineWidth = this.query(queryTarget, 'itemStyle.normal.lineStyle.width');
                      nLineColor = this.query(queryTarget, 'itemStyle.normal.lineStyle.color');
                      nLineColor0 = this.query(queryTarget, 'itemStyle.normal.lineStyle.color0');
                      nColor = this.query(queryTarget, 'itemStyle.normal.color');
                      nColor0 = this.query(queryTarget, 'itemStyle.normal.color0');
                      eLineWidth = this.query(queryTarget, 'itemStyle.emphasis.lineStyle.width');
                      eLineColor = this.query(queryTarget, 'itemStyle.emphasis.lineStyle.color');
                      eLineColor0 = this.query(queryTarget, 'itemStyle.emphasis.lineStyle.color0');
                      eColor = this.query(queryTarget, 'itemStyle.emphasis.color');
                      eColor0 = this.query(queryTarget, 'itemStyle.emphasis.color0');
                      for (var i = 0, l = seriesPL.length; i < l; i++) {
                          singlePoint = seriesPL[i];
                          data = serie.data[singlePoint[6]];
                          queryTarget = data;
                          candleType = singlePoint[3] < singlePoint[2];
                          this.shapeList.push(this._getCandle(seriesIndex, singlePoint[6], singlePoint[7], singlePoint[0], singlePoint[1], singlePoint[2], singlePoint[3], singlePoint[4], singlePoint[5], candleType ? this.query(queryTarget, 'itemStyle.normal.color') || nColor : this.query(queryTarget, 'itemStyle.normal.color0') || nColor0, this.query(queryTarget, 'itemStyle.normal.lineStyle.width') || nLineWidth, candleType ? this.query(queryTarget, 'itemStyle.normal.lineStyle.color') || nLineColor : this.query(queryTarget, 'itemStyle.normal.lineStyle.color0') || nLineColor0, candleType ? this.query(queryTarget, 'itemStyle.emphasis.color') || eColor || nColor : this.query(queryTarget, 'itemStyle.emphasis.color0') || eColor0 || nColor0, this.query(queryTarget, 'itemStyle.emphasis.lineStyle.width') || eLineWidth || nLineWidth, candleType ? this.query(queryTarget, 'itemStyle.emphasis.lineStyle.color') || eLineColor || nLineColor : this.query(queryTarget, 'itemStyle.emphasis.lineStyle.color0') || eLineColor0 || nLineColor0));
                      }
                  }
              }
          },
          _isLarge: function (singlePL) {
              return singlePL[0][1] < 0.5;
          },
          _getLargePointList: function (singlePL) {
              var total = this.component.grid.getWidth();
              var len = singlePL.length;
              var newList = [];
              for (var i = 0; i < total; i++) {
                  newList[i] = singlePL[Math.floor(len / total * i)];
              }
              return newList;
          },
          _getCandle: function (seriesIndex, dataIndex, name, x, width, y0, y1, y2, y3, nColor, nLinewidth, nLineColor, eColor, eLinewidth, eLineColor) {
              var series = this.series;
              var serie = series[seriesIndex];
              var data = serie.data[dataIndex];
              var queryTarget = [
                  data,
                  serie
              ];
              var itemShape = {
                  zlevel: serie.zlevel,
                  z: serie.z,
                  clickable: this.deepQuery(queryTarget, 'clickable'),
                  hoverable: this.deepQuery(queryTarget, 'hoverable'),
                  style: {
                      x: x,
                      y: [
                          y0,
                          y1,
                          y2,
                          y3
                      ],
                      width: width,
                      color: nColor,
                      strokeColor: nLineColor,
                      lineWidth: nLinewidth,
                      brushType: 'both'
                  },
                  highlightStyle: {
                      color: eColor,
                      strokeColor: eLineColor,
                      lineWidth: eLinewidth
                  },
                  _seriesIndex: seriesIndex
              };
              itemShape = this.addLabel(itemShape, serie, data, name);
              ecData.pack(itemShape, serie, seriesIndex, data, dataIndex, name);
              itemShape = new CandleShape(itemShape);
              return itemShape;
          },
          getMarkCoord: function (seriesIndex, mpData) {
              var serie = this.series[seriesIndex];
              var xAxis = this.component.xAxis.getAxis(serie.xAxisIndex);
              var yAxis = this.component.yAxis.getAxis(serie.yAxisIndex);
              return [
                  typeof mpData.xAxis != 'string' && xAxis.getCoordByIndex ? xAxis.getCoordByIndex(mpData.xAxis || 0) : xAxis.getCoord(mpData.xAxis || 0),
                  typeof mpData.yAxis != 'string' && yAxis.getCoordByIndex ? yAxis.getCoordByIndex(mpData.yAxis || 0) : yAxis.getCoord(mpData.yAxis || 0)
              ];
          },
          refresh: function (newOption) {
              if (newOption) {
                  this.option = newOption;
                  this.series = newOption.series;
              }
              this.backupShapeList();
              this._buildShape();
          },
          addDataAnimation: function (params, done) {
              var series = this.series;
              var aniMap = {};
              for (var i = 0, l = params.length; i < l; i++) {
                  aniMap[params[i][0]] = params[i];
              }
              var x;
              var dx;
              var y;
              var serie;
              var seriesIndex;
              var dataIndex;
              var aniCount = 0;
              function animationDone() {
                  aniCount--;
                  if (aniCount === 0) {
                      done && done();
                  }
              }
              for (var i = 0, l = this.shapeList.length; i < l; i++) {
                  seriesIndex = this.shapeList[i]._seriesIndex;
                  if (aniMap[seriesIndex] && !aniMap[seriesIndex][3]) {
                      if (this.shapeList[i].type === 'candle') {
                          dataIndex = ecData.get(this.shapeList[i], 'dataIndex');
                          serie = series[seriesIndex];
                          if (aniMap[seriesIndex][2] && dataIndex === serie.data.length - 1) {
                              this.zr.delShape(this.shapeList[i].id);
                              continue;
                          } else if (!aniMap[seriesIndex][2] && dataIndex === 0) {
                              this.zr.delShape(this.shapeList[i].id);
                              continue;
                          }
                          dx = this.component.xAxis.getAxis(serie.xAxisIndex || 0).getGap();
                          x = aniMap[seriesIndex][2] ? dx : -dx;
                          y = 0;
                          aniCount++;
                          this.zr.animate(this.shapeList[i].id, '').when(this.query(this.option, 'animationDurationUpdate'), {
                              position: [
                                  x,
                                  y
                              ]
                          }).done(animationDone).start();
                      }
                  }
              }
              if (!aniCount) {
                  done && done();
              }
          }
      };
      zrUtil.inherits(K, ChartBase);
      require('../chart').define('k', K);
      return K;
  });