text: /*
   * uCharts v1.7.0.6
   * uni-app平台高性能跨全端图表
   * 支持H5、APP、小程序（微信/支付宝/百度/头条）
   * Designed by QIUN秋云
   * 
   * uCharts官方网站
   * https://www.uCharts.cn
   * 
   * 开源地址:
   * https://github.com/16cheng/uCharts(停更)
   * 开源地址即将变更为：
   * https://gitee.com/qiuyunkeji/uCharts(尚未上传)
   * 开源协议变更为Apache-2.0
   * 
   * uni-app插件市场地址：
   * http://ext.dcloud.net.cn/plugin?id=271
   * 
   * 主要更新记录
   * 2019-04-01
   * 改造为兼容uni-app的uCharts
   * 2019-04-14
   * 支持支付宝/百度/头条小程序实现跨全端
   * 2019-04-15
   * 支持横屏模式，新增rotate参数，默认flase
   * 2019-04-16
   * 新增圆弧进度图，图表类型arcbar
   * 2019-04-22
   * 修改图表拖拽功能跨端支持，增加拖拽时显示滚动条
   * 2019-04-28
   * 新增柱状图自定义颜色
   * 2019-05-01
   * 新增仪表盘图
   * 2019-05-14
   * 新增K线图
   * 2019-05-20
   * 新增混合图、堆叠图、温度计图、柱状图类ToolTip效果
   * 
   * 
   */
  
  'use strict';
  
  var config = {
      yAxisWidth: 15,
      yAxisSplit: 5,
      xAxisHeight: 15,
      xAxisLineHeight: 15,
      legendHeight: 15,
      yAxisTitleWidth: 15,
      padding: 12,
  	pixelRatio:1,//适配H5高分屏
  	rotate:false,//横屏模式
      columePadding: 3,
      fontSize: 13,
      //dataPointShape: ['diamond', 'circle', 'triangle', 'rect'],
  	dataPointShape: ['circle', 'circle', 'circle', 'circle'],//仿F2图例样式改为圆点
      colors: ['#1890ff', '#2fc25b', '#facc14', '#f04864', '#8543e0', '#90ed7d'],
      pieChartLinePadding: 15,
      pieChartTextPadding: 5,
      xAxisTextPadding: 3,
      titleColor: '#333333',
      titleFontSize: 20,
      subtitleColor: '#999999',
      subtitleFontSize: 15,
      toolTipPadding: 3,
      toolTipBackground: '#000000',
      toolTipOpacity: 0.7,
      toolTipLineHeight: 20,
      radarGridCount: 3,
      radarLabelTextMargin: 15,
  	gaugeLabelTextMargin:15
  };
  
  // Object.assign polyfill
  // https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/Object/assign
  function assign(target, varArgs) {
      if (target == null) {
          // TypeError if undefined or null
          throw new TypeError('Cannot convert undefined or null to object');
      }
  
      var to = Object(target);
  
      for (var index = 1; index < arguments.length; index++) {
          var nextSource = arguments[index];
  
          if (nextSource != null) {
              // Skip over if undefined or null
              for (var nextKey in nextSource) {
                  // Avoid bugs when hasOwnProperty is shadowed
                  if (Object.prototype.hasOwnProperty.call(nextSource, nextKey)) {
                      to[nextKey] = nextSource[nextKey];
                  }
              }
          }
      }
      return to;
  }
  
  var util = {
      toFixed: function toFixed(num, limit) {
          limit = limit || 2;
          if (this.isFloat(num)) {
              num = num.toFixed(limit);
          }
          return num;
      },
      isFloat: function isFloat(num) {
          return num % 1 !== 0;
      },
      approximatelyEqual: function approximatelyEqual(num1, num2) {
          return Math.abs(num1 - num2) < 1e-10;
      },
      isSameSign: function isSameSign(num1, num2) {
          return Math.abs(num1) === num1 && Math.abs(num2) === num2 || Math.abs(num1) !== num1 && Math.abs(num2) !== num2;
      },
      isSameXCoordinateArea: function isSameXCoordinateArea(p1, p2) {
          return this.isSameSign(p1.x, p2.x);
      },
      isCollision: function isCollision(obj1, obj2) {
          obj1.end = {};
          obj1.end.x = obj1.start.x + obj1.width;
          obj1.end.y = obj1.start.y - obj1.height;
          obj2.end = {};
          obj2.end.x = obj2.start.x + obj2.width;
          obj2.end.y = obj2.start.y - obj2.height;
          var flag = obj2.start.x > obj1.end.x || obj2.end.x < obj1.start.x || obj2.end.y > obj1.start.y || obj2.start.y < obj1.end.y;
  
          return !flag;
      }
  };
  
  // hex 转 rgba
  function hexToRgb(hexValue, opc) {
      var rgx = /^#?([a-f\d])([a-f\d])([a-f\d])$/i;
      var hex = hexValue.replace(rgx, function (m, r, g, b) {
          return r + r + g + g + b + b;
      });
      var rgb = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
      var r = parseInt(rgb[1], 16);
      var g = parseInt(rgb[2], 16);
      var b = parseInt(rgb[3], 16);
      return 'rgba(' + r + ',' + g + ',' + b + ',' + opc + ')';
  }
  
  function findRange(num, type, limit) {
      if (isNaN(num)) {
          throw new Error('[wxCharts] unvalid series data!');
      }
      limit = limit || 10;
      type = type ? type : 'upper';
      var multiple = 1;
      while (limit < 1) {
          limit *= 10;
          multiple *= 10;
      }
      if (type === 'upper') {
          num = Math.ceil(num * multiple);
      } else {
          num = Math.floor(num * multiple);
      }
      while (num % limit !== 0) {
          if (type === 'upper') {
              num++;
          } else {
              num--;
          }
      }
  
      return num / multiple;
  }
  
  function calValidDistance(distance, chartData, config, opts) {
  
      var dataChartAreaWidth = opts.width - config.padding - chartData.xAxisPoints[0];
      var dataChartWidth = chartData.eachSpacing * opts.categories.length;
      var validDistance = distance;
      if (distance >= 0) {
          validDistance = 0;
      } else if (Math.abs(distance) >= dataChartWidth - dataChartAreaWidth) {
          validDistance = dataChartAreaWidth - dataChartWidth;
      }
      return validDistance;
  }
  
  function isInAngleRange(angle, startAngle, endAngle) {
      function adjust(angle) {
          while (angle < 0) {
              angle += 2 * Math.PI;
          }
          while (angle > 2 * Math.PI) {
              angle -= 2 * Math.PI;
          }
  
          return angle;
      }
  
      angle = adjust(angle);
      startAngle = adjust(startAngle);
      endAngle = adjust(endAngle);
      if (startAngle > endAngle) {
          endAngle += 2 * Math.PI;
          if (angle < startAngle) {
              angle += 2 * Math.PI;
          }
      }
  
      return angle >= startAngle && angle <= endAngle;
  }
  
  function calRotateTranslate(x, y, h) {
      var xv = x;
      var yv = h - y;
  
      var transX = xv + (h - yv - xv) / Math.sqrt(2);
      transX *= -1;
  
      var transY = (h - yv) * (Math.sqrt(2) - 1) - (h - yv - xv) / Math.sqrt(2);
  
      return {
          transX: transX,
          transY: transY
      };
  }
  
  function createCurveControlPoints(points, i) {
  
      function isNotMiddlePoint(points, i) {
          if (points[i - 1] && points[i + 1]) {
              return points[i].y >= Math.max(points[i - 1].y, points[i + 1].y) || points[i].y <= Math.min(points[i - 1].y, points[i + 1].y);
          } else {
              return false;
          }
      }
  
      var a = 0.2;
      var b = 0.2;
      var pAx = null;
      var pAy = null;
      var pBx = null;
      var pBy = null;
      if (i < 1) {
          pAx = points[0].x + (points[1].x - points[0].x) * a;
          pAy = points[0].y + (points[1].y - points[0].y) * a;
      } else {
          pAx = points[i].x + (points[i + 1].x - points[i - 1].x) * a;
          pAy = points[i].y + (points[i + 1].y - points[i - 1].y) * a;
      }
  
      if (i > points.length - 3) {
          var last = points.length - 1;
          pBx = points[last].x - (points[last].x - points[last - 1].x) * b;
          pBy = points[last].y - (points[last].y - points[last - 1].y) * b;
      } else {
          pBx = points[i + 1].x - (points[i + 2].x - points[i].x) * b;
          pBy = points[i + 1].y - (points[i + 2].y - points[i].y) * b;
      }
  
      // fix issue https://github.com/xiaolin3303/wx-charts/issues/79
      if (isNotMiddlePoint(points, i + 1)) {
          pBy = points[i + 1].y;
      }
      if (isNotMiddlePoint(points, i)) {
          pAy = points[i].y;
      }
  
      return {
          ctrA: { x: pAx, y: pAy },
          ctrB: { x: pBx, y: pBy }
      };
  }
  
  function convertCoordinateOrigin(x, y, center) {
      return {
          x: center.x + x,
          y: center.y - y
      };
  }
  
  function avoidCollision(obj, target) {
      if (target) {
          // is collision test
          while (util.isCollision(obj, target)) {
              if (obj.start.x > 0) {
                  obj.start.y--;
              } else if (obj.start.x < 0) {
                  obj.start.y++;
              } else {
                  if (obj.start.y > 0) {
                      obj.start.y++;
                  } else {
                      obj.start.y--;
                  }
              }
          }
      }
      return obj;
  }
  
  function fillSeriesColor(series, config) {
      var index = 0;
      return series.map(function (item) {
          if (!item.color) {
              item.color = config.colors[index];
              index = (index + 1) % config.colors.length;
          }
          return item;
      });
  }
  
  function fillSeriesType(series, opts) {
      return series.map(function (item) {
          if (!item.type) {
              item.type = opts.type;
          }
          return item;
      });
  }
  
  function getDataRange(minData, maxData) {
      var limit = 0;
      var range = maxData - minData;
      if (range >= 10000) {
          limit = 1000;
      } else if (range >= 1000) {
          limit = 100;
      } else if (range >= 100) {
          limit = 10;
      } else if (range >= 10) {
          limit = 5;
      } else if (range >= 1) {
          limit = 1;
      } else if (range >= 0.1) {
          limit = 0.1;
      } else {
          limit = 0.01;
      }
      return {
          minRange: findRange(minData, 'lower', limit),
          maxRange: findRange(maxData, 'upper', limit)
      };
  }
  
  function measureText(text) {
      var fontSize = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : config.fontSize;
  
      // wx canvas 未实现measureText方法, 此处自行实现
  	// 适配修改初始字体10px为其他大小的方法
      text = String(text);
      var text = text.split('');
      var width = 0;
      text.forEach(function (item) {
          if (/[a-zA-Z]/.test(item)) {
              width += 7;
          } else if (/[0-9]/.test(item)) {
              width += 5.5;
          } else if (/\./.test(item)) {
              width += 2.7;
          } else if (/-/.test(item)) {
              width += 3.25;
          } else if (/[\u4e00-\u9fa5]/.test(item)) {
              width += 10;
          } else if (/\(|\)/.test(item)) {
              width += 3.73;
          } else if (/\s/.test(item)) {
              width += 2.5;
          } else if (/%/.test(item)) {
              width += 8;
          } else {
              width += 10;
          }
      });
      return width * fontSize / 10 ;
  }
  
  function dataCombine(series) {
      return series.reduce(function (a, b) {
          return (a.data ? a.data : a).concat(b.data);
      }, []);
  }
  
  function dataCombineStack(series) {
  	var sum = new Array(series[0].data.length);
  	for(var j = 0; j < sum.length; j++) {
  			sum[j] =0;
  	}
  	for(var i = 0; i < series.length; i++) {
  	  for(var j = 0; j < sum.length; j++) {
  		sum[j] += series[i].data[j];
  	  }
  	}
  	return series.reduce(function (a, b) {
  	    return (a.data ? a.data : a).concat(b.data).concat(sum);
  	}, []);
  }
  
  function getTouches(touches, opts, e){
  	let x,y;
  	if(touches.clientX){
  		if(opts.rotate){//适配横屏
  			y = opts.height-touches.clientX*opts.pixelRatio;
  			x = (touches.pageY-e.mp.currentTarget.offsetTop-(opts.height/opts.pixelRatio/2)*(opts.pixelRatio-1))*opts.pixelRatio;
  		}else{
  			x = touches.clientX*opts.pixelRatio;
  			y = (touches.pageY-e.mp.currentTarget.offsetTop-(opts.height/opts.pixelRatio/2)*(opts.pixelRatio-1))*opts.pixelRatio;
  		}
  	}else{
  		if(opts.rotate){//适配横屏
  			y = opts.height-touches.x*opts.pixelRatio;
  			x = touches.y*opts.pixelRatio;
  		}else{
  			x = touches.x*opts.pixelRatio;
  			y = touches.y*opts.pixelRatio;
  		}
  	}
  	return{x:x,y:y}
  }
  
  function getSeriesDataItem(series, index) {
      var data = [];
      series.forEach(function (item) {
          if (item.data[index] !== null && typeof item.data[index] !== 'undefined') {
              var seriesItem = {};
              seriesItem.color = item.color;
              seriesItem.name = item.name;
              seriesItem.data = item.format ? item.format(item.data[index]) : item.data[index];
              data.push(seriesItem);
          }
      });
  
      return data;
  }
  
  function getMaxTextListLength(list) {
      var lengthList = list.map(function (item) {
          return measureText(item);
      });
      return Math.max.apply(null, lengthList);
  }
  
  function getRadarCoordinateSeries(length) {
      var eachAngle = 2 * Math.PI / length;
      var CoordinateSeries = [];
      for (var i = 0; i < length; i++) {
          CoordinateSeries.push(eachAngle * i);
      }
  
      return CoordinateSeries.map(function (item) {
          return -1 * item + Math.PI / 2;
      });
  }
  
  function getToolTipData(seriesData, calPoints, index, categories) {
      var option = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : {};
  
      var textList = seriesData.map(function (item) {
          return {
              text: option.format ? option.format(item, categories[index]) : item.name + ': ' + item.data,
              color: item.color
          };
      });
      var validCalPoints = [];
      var offset = {
          x: 0,
          y: 0
      };
      calPoints.forEach(function (points) {
          if (typeof points[index] !== 'undefined' && points[index] !== null) {
              validCalPoints.push(points[index]);
          }
      });
      validCalPoints.forEach(function (item) {
          offset.x = Math.round(item.x);
          offset.y += item.y;
      });
  
      offset.y /= validCalPoints.length;
      return { textList: textList, offset: offset };
  }
  
  function getCandleToolTipData(series,seriesData, calPoints, index, categories,extra) {
      var option = arguments.length > 6 && arguments[6] !== undefined ? arguments[6] : {};
  	let upColor = extra.color.upFill;
  	let downColor = extra.color.downFill;
  	//颜色顺序为开盘，收盘，最低，最高
  	let color=[upColor,upColor,downColor,upColor];
      var textList = [];
  	let text0={
  		text: categories[index],
  		color: null
  	};
  	textList.push(text0);
  	seriesData.map(function (item) {
  		//console.log(color)
  		if(index==0 && item.data[1]-item.data[0]<0){
  			color[1]=downColor;
  		}else{
  			if(item.data[0]<series[index-1][1]){
  				color[0]=downColor;
  			}
  			if(item.data[1]<item.data[0]){
  				color[1]=downColor;
  			}
  			if(item.data[2]>series[index-1][1]){
  				color[2]=upColor;
  			}
  			if(item.data[3]<series[index-1][1]){
  				color[3]=downColor;
  			}
  		}
  		
  		let text1={
  			text: '开盘：'+item.data[0],
  			color: color[0]
  		};
  		let text2={
  			text: '收盘：'+item.data[1],
  			color: color[1]
  		};
  		let text3={
  			text: '最低：'+item.data[2],
  			color: color[2]
  		};
  		let text4={
  			text: '最高：'+item.data[3],
  			color: color[3]
  		};
  		textList.push(text1,text2,text3,text4);
      });
      var validCalPoints = [];
      var offset = {
          x: 0,
          y: 0
      };
      calPoints.forEach(function (points) {
          if (typeof points[index] !== 'undefined' && points[index] !== null) {
              validCalPoints.push(points[index]);
          }
      });
  	offset.x=Math.round(validCalPoints[0][0].x);
      return { textList: textList, offset: offset };
  }
  
  function findCurrentIndex(currentPoints, xAxisPoints, opts, config) {
      var offset = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 0;
      var currentIndex = -1;
      if (isInExactChartArea(currentPoints, opts, config)) {
          xAxisPoints.forEach(function (item, index) {
              if (currentPoints.x + offset > item) {
                  currentIndex = index;
              }
          });
      }
  
      return currentIndex;
  }
  
  function isInExactChartArea(currentPoints, opts, config) {
      return currentPoints.x < opts.width - config.padding && currentPoints.x > config.padding + config.yAxisWidth + config.yAxisTitleWidth && currentPoints.y > config.padding && currentPoints.y < opts.height - config.legendHeight - config.xAxisHeight - config.padding;
  }
  
  function findRadarChartCurrentIndex(currentPoints, radarData, count) {
      var eachAngleArea = 2 * Math.PI / count;
      var currentIndex = -1;
      if (isInExactPieChartArea(currentPoints, radarData.center, radarData.radius)) {
          var fixAngle = function fixAngle(angle) {
              if (angle < 0) {
                  angle += 2 * Math.PI;
              }
              if (angle > 2 * Math.PI) {
                  angle -= 2 * Math.PI;
              }
              return angle;
          };
  
          var angle = Math.atan2(radarData.center.y - currentPoints.y, currentPoints.x - radarData.center.x);
          angle = -1 * angle;
          if (angle < 0) {
              angle += 2 * Math.PI;
          }
  
          var angleList = radarData.angleList.map(function (item) {
              item = fixAngle(-1 * item);
  
              return item;
          });
  
          angleList.forEach(function (item, index) {
              var rangeStart = fixAngle(item - eachAngleArea / 2);
              var rangeEnd = fixAngle(item + eachAngleArea / 2);
              if (rangeEnd < rangeStart) {
                  rangeEnd += 2 * Math.PI;
              }
              if (angle >= rangeStart && angle <= rangeEnd || angle + 2 * Math.PI >= rangeStart && angle + 2 * Math.PI <= rangeEnd) {
                  currentIndex = index;
              }
          });
      }
  
      return currentIndex;
  }
  
  function findPieChartCurrentIndex(currentPoints, pieData) {
      var currentIndex = -1;
      if (isInExactPieChartArea(currentPoints, pieData.center, pieData.radius)) {
          var angle = Math.atan2(pieData.center.y - currentPoints.y, currentPoints.x - pieData.center.x);
          angle = -angle;
          for (var i = 0, len = pieData.series.length; i < len; i++) {
              var item = pieData.series[i];
              if (isInAngleRange(angle, item._start_, item._start_ + item._proportion_ * 2 * Math.PI)) {
                  currentIndex = i;
                  break;
              }
          }
      }
  
      return currentIndex;
  }
  
  function isInExactPieChartArea(currentPoints, center, radius) {
      return Math.pow(currentPoints.x - center.x, 2) + Math.pow(currentPoints.y - center.y, 2) <= Math.pow(radius, 2);
  }
  
  function splitPoints(points) {
      var newPoints = [];
      var items = [];
      points.forEach(function (item, index) {
          if (item !== null) {
              items.push(item);
          } else {
              if (items.length) {
                  newPoints.push(items);
              }
              items = [];
          }
      });
      if (items.length) {
          newPoints.push(items);
      }
  
      return newPoints;
  }
  
  function calLegendData(series, opts, config) {
      if (opts.legend === false) {
          return {
              legendList: [],
              legendHeight: 0
          };
      }
  	//适配H5高分屏
      var padding = 5*opts.pixelRatio;
      var marginTop = 8*opts.pixelRatio;
      var shapeWidth = 15*opts.pixelRatio;
      var legendList = [];
      var widthCount = 0;
      var currentRow = [];
      series.forEach(function (item) {
          var itemWidth = 3 * padding + shapeWidth + measureText(item.name || 'undefined');
          if (widthCount + itemWidth > opts.width) {
              legendList.push(currentRow);
              widthCount = itemWidth;
              currentRow = [item];
          } else {
              widthCount += itemWidth;
              currentRow.push(item);
          }
      });
      if (currentRow.length) {
          legendList.push(currentRow);
      }
  
      return {
          legendList: legendList,
          legendHeight: legendList.length * (config.fontSize + marginTop) + padding
      };
  }
  
  function calCategoriesData(categories, opts, config) {
      var result = {
          angle: 0,
          xAxisHeight: config.xAxisHeight
      };
  
      var _getXAxisPoints = getXAxisPoints(categories, opts, config),
          eachSpacing = _getXAxisPoints.eachSpacing;
  
      // get max length of categories text
  
  
      var categoriesTextLenth = categories.map(function (item) {
          return measureText(item);
      });
  	
      var maxTextLength = Math.max.apply(this, categoriesTextLenth);
  
      if (opts.xAxis.rotateLabel==true && maxTextLength + 2 * config.xAxisTextPadding > eachSpacing) {
          result.angle = 45 * Math.PI / 180;
          result.xAxisHeight = 2 * config.xAxisTextPadding + maxTextLength * Math.sin(result.angle);
      }
  	
      return result;
  }
  
  function getRadarDataPoints(angleList, center, radius, series, opts) {
      var process = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : 1;
  
      var radarOption = opts.extra.radar || {};
      radarOption.max = radarOption.max || 0;
      var maxData = Math.max(radarOption.max, Math.max.apply(null, dataCombine(series)));
  
      var data = [];
      series.forEach(function (each) {
          var listItem = {};
          listItem.color = each.color;
          listItem.data = [];
          each.data.forEach(function (item, index) {
              var tmp = {};
              tmp.angle = angleList[index];
  
              tmp.proportion = item / maxData;
              tmp.position = convertCoordinateOrigin(radius * tmp.proportion * process * Math.cos(tmp.angle), radius * tmp.proportion * process * Math.sin(tmp.angle), center);
              listItem.data.push(tmp);
          });
  
          data.push(listItem);
      });
  
      return data;
  }
  
  function getPieDataPoints(series) {
      var process = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
  
      var count = 0;
      var _start_ = 0;
      series.forEach(function (item) {
          item.data = item.data === null ? 0 : item.data;
          count += item.data;
      });
      series.forEach(function (item) {
          item.data = item.data === null ? 0 : item.data;
          item._proportion_ = item.data / count * process;
      });
      series.forEach(function (item) {
          item._start_ = _start_;
          _start_ += 2 * item._proportion_ * Math.PI;
      });
  
      return series;
  }
  
  function getArcbarDataPoints(series,arcbarOption) {
      var process = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 1;
  	if(process==1){
  		process=0.999999;
  	}
      series.forEach(function (item) {
          item.data = item.data === null ? 0 : item.data;
  		let totalAngle;
  		if(arcbarOption.type=='default'){
  			totalAngle=arcbarOption.startAngle-arcbarOption.endAngle+1;
  		}else{
  			totalAngle=2;
  		}
  		item._proportion_ = totalAngle * item.data* process + arcbarOption.startAngle;
  		if (item._proportion_ >= 2) {
  			item._proportion_ = item._proportion_ % 2;
  		}
      });
      return series;
  }
  
  function getGaugeAxisPoints(categories,startAngle,endAngle) {
  	let totalAngle=startAngle-endAngle+1;
  	let tempStartAngle=startAngle;
  	for(let i=0 ; i<categories.length; i++){
  		categories[i].value = categories[i].value === null ? 0 : categories[i].value;
  		categories[i]._startAngle_=tempStartAngle;
  		categories[i]._endAngle_=totalAngle* categories[i].value + startAngle;
  		if (categories[i]._endAngle_ >= 2) {
  			categories[i]._endAngle_ = categories[i]._endAngle_ % 2;
  		}
  		tempStartAngle=categories[i]._endAngle_;
  	}
  	return categories;
  }
  
  function getGaugeDataPoints(series,categories,gaugeOption) {
      var process = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : 1;
      series.forEach(function (item) {
          item.data = item.data === null ? 0 : item.data;
  		if(gaugeOption.pointer.color=='auto'){
  			for(let i=0 ;i<categories.length;i++){
  				if(item.data<=categories[i].value){
  					item.color=categories[i].color;
  					break;
  				}
  			}
  		}else{
  			item.color=gaugeOption.pointer.color;
  		}
  		let totalAngle=gaugeOption.startAngle-gaugeOption.endAngle+1;
  		item._endAngle_=totalAngle * item.data + gaugeOption.startAngle;
  		item._oldAngle_=gaugeOption.oldAngle;
  		if(gaugeOption.oldAngle<gaugeOption.endAngle){
  			item._oldAngle_+=2;
  		}
  		if(item.data>=gaugeOption.oldData){
  			item._proportion_ = (item._endAngle_-item._oldAngle_)* process+gaugeOption.oldAngle;
  		}else{
  			item._proportion_ =item._oldAngle_- (item._oldAngle_-item._endAngle_)* process;
  		}
  		if (item._proportion_ >= 2) {
  			item._proportion_ = item._proportion_ % 2;
  		}
      });
      return series;
  }
  
  
  function getPieTextMaxLength(series) {
      series = getPieDataPoints(series);
      var maxLength = 0;
      series.forEach(function (item) {
          var text = item.format ? item.format(+item._proportion_.toFixed(2)) : util.toFixed(item._proportion_ * 100) + '%';
          maxLength = Math.max(maxLength, measureText(text));
      });
  
      return maxLength;
  }
  
  function fixColumeData(points, eachSpacing, columnLen, index, config, opts) {
      return points.map(function (item) {
          if (item === null) {
              return null;
          }
          item.width = (eachSpacing - 2 * config.columePadding) / columnLen;
  
          if (opts.extra.column && opts.extra.column.width && +opts.extra.column.width > 0) {
              // customer column width
              item.width = Math.min(item.width, +opts.extra.column.width);
          } else {
              // default width should less tran 25px
              // don't ask me why, I don't know
              item.width = Math.min(item.width, 25);
          }
          item.x += (index + 0.5 - columnLen / 2) * item.width;
  
          return item;
      });
  }
  
  function fixColumeMeterData(points, eachSpacing, columnLen, index, config, opts, border) {
      return points.map(function (item) {
          if (item === null) {
              return null;
          }
          item.width = eachSpacing - 2 * config.columePadding;
  
          if (opts.extra.column && opts.extra.column.width && +opts.extra.column.width > 0) {
              item.width = Math.min(item.width, +opts.extra.column.width);
          } else {
              item.width = Math.min(item.width, 25);
          }
  		if(index>0){
  			item.width -= 2*border;
  		}
          return item;
      });
  }
  
  function fixColumeStackData(points, eachSpacing, columnLen, index, config, opts,series) {
  	
      return points.map(function (item,indexn) {
  		
          if (item === null) {
              return null;
          }
          item.width = eachSpacing - 2 * config.columePadding;
  
          if (opts.extra.column && opts.extra.column.width && +opts.extra.column.width > 0) {
              item.width = Math.min(item.width, +opts.extra.column.width);
          } else {
              item.width = Math.min(item.width, 25);
          }
          return item;
      });
  }
  
  function getXAxisPoints(categories, opts, config) {
      var yAxisTotalWidth = config.yAxisWidth + config.yAxisTitleWidth;
      var spacingValid = opts.width - 2 * config.padding - yAxisTotalWidth;
      var dataCount = opts.enableScroll ? Math.min(opts.xAxis.itemCount, categories.length) : categories.length;
      var eachSpacing = spacingValid / dataCount;
  
      var xAxisPoints = [];
      var startX = config.padding + yAxisTotalWidth;
      var endX = opts.width - config.padding;
      categories.forEach(function (item, index) {
          xAxisPoints.push(startX + index * eachSpacing);
      });
      if (opts.enableScroll === true) {
          xAxisPoints.push(startX + categories.length * eachSpacing);
      } else {
          xAxisPoints.push(endX);
      }
  
      return { xAxisPoints: xAxisPoints, startX: startX, endX: endX, eachSpacing: eachSpacing };
  }
  
  function getCandleDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config) {
      var process = arguments.length > 7 && arguments[7] !== undefined ? arguments[7] : 1;
  
      var points = [];
      var validHeight = opts.height - 2 * config.padding - config.xAxisHeight - config.legendHeight;
      data.forEach(function (item, index) {
          if (item === null) {
              points.push(null);
          } else {
  			var cPoints = [];
  			item.forEach(function (items, indexs) {
  				 var point = {};
  				 point.x = xAxisPoints[index] + Math.round(eachSpacing / 2);
  				 var value = items.value || items;
  				 var height = validHeight * (value - minRange) / (maxRange - minRange);
  				 height *= process;
  				 point.y = opts.height - config.xAxisHeight - config.legendHeight - Math.round(height) - config.padding;
  				 cPoints.push(point);
  			});
              points.push(cPoints);
          }
      });
  
      return points;
  }
  
  function getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config) {
      var process = arguments.length > 7 && arguments[7] !== undefined ? arguments[7] : 1;
  
      var points = [];
      var validHeight = opts.height - 2 * config.padding - config.xAxisHeight - config.legendHeight;
      data.forEach(function (item, index) {
          if (item === null) {
              points.push(null);
          } else {
              var point = {};
  			point.color = item.color;
              point.x = xAxisPoints[index] + Math.round(eachSpacing / 2);
  			var value = item.value || item;
              var height = validHeight * (value - minRange) / (maxRange - minRange);
              height *= process;
              point.y = opts.height - config.xAxisHeight - config.legendHeight - Math.round(height) - config.padding;
              points.push(point);
          }
      });
  
      return points;
  }
  
  function getStackDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config,seriesIndex, stackSeries) {
      var process = arguments.length > 9 && arguments[9] !== undefined ? arguments[9] : 1;
      var points = [];
      var validHeight = opts.height - 2 * config.padding - config.xAxisHeight - config.legendHeight;
  	
      data.forEach(function (item, index) {
          if (item === null) {
              points.push(null);
          } else {
              var point = {};
  			point.color = item.color;
              point.x = xAxisPoints[index] + Math.round(eachSpacing / 2);
  			
  			if(seriesIndex>0){
  				var value=0;
  				for(let i=0;i<=seriesIndex;i++){
  					value+=stackSeries[i].data[index];
  				}
  				var value0 = value-item;
  				var height = validHeight * (value - minRange) / (maxRange - minRange);
  				var height0 = validHeight * (value0 - minRange) / (maxRange - minRange);
  			}else{
  				var value = item;
  				var height = validHeight * (value - minRange) / (maxRange - minRange);
  				var height0 = 0;
  			}
  			var heightc=height0;
              height *= process;
  			heightc *= process;
  			point.y = opts.height - config.xAxisHeight - config.legendHeight - Math.round(height) - config.padding;
  			point.y0 = opts.height - config.xAxisHeight - config.legendHeight - Math.round(heightc) - config.padding;
              points.push(point);
          }
      });
  
      return points;
  }
  
  function getYAxisTextList(series, opts, config ,stack) {
  	var data;
  	if(stack=='stack'){
  		//data = dataCombine(series);
  		data = dataCombineStack(series);
  	}else{
  		data = dataCombine(series);
  	}
  	
  	var sorted = [];
      // remove null from data
      data = data.filter(function (item) {
          //return item !== null;
  		if(typeof item === 'object' && item !== null) {
  			//判断是否为数组
  			if(item.constructor == Array){
  				return item !== null;
  			}else{
  				return item.value !== null;
  			}
          } else {
              return item !== null;
          }
      });
      //var minData = Math.min.apply(this, data);
      //var maxData = Math.max.apply(this, data);
  	data.map((item)=>{
  		if(typeof item === 'object') {
  			if(item.constructor == Array){
  				item.map((subitem)=>{
  					sorted.push(subitem);
  				})
  			}else{
  				sorted.push(item.value);
  			}
  		} else {
  		    sorted.push(item);
  		}
          //typeof item === 'object' ? sorted.push(item.value) : sorted.push(item)
      })
  	var minData = 0;
  	var maxData = 0;
  	if(sorted.length>0){
  		minData = Math.min.apply(this, sorted);
  		maxData = Math.max.apply(this, sorted);
  	}
      if (typeof opts.yAxis.min === 'number') {
         minData = Math.min(opts.yAxis.min, minData);
      }
      if (typeof opts.yAxis.max === 'number') {
          maxData = Math.max(opts.yAxis.max, maxData);
      }
  
      // fix issue https://github.com/xiaolin3303/wx-charts/issues/9
      if (minData === maxData) {
          var rangeSpan = maxData || 10;
          //minData -= rangeSpan;
          maxData += rangeSpan;
      }
  
      var dataRange = getDataRange(minData, maxData);
      var minRange = dataRange.minRange;
      var maxRange = dataRange.maxRange;
  
      var range = [];
      var eachRange = (maxRange - minRange) / config.yAxisSplit;
  
      for (var i = 0; i <= config.yAxisSplit; i++) {
          range.push(minRange + eachRange * i);
      }
      return range.reverse();
  }
  
  function calYAxisData(series, opts, config) {
  	//堆叠图重算Y轴
  	var columnstyle=assign({},opts.extra.column||{"type":""});
  	
      var ranges = getYAxisTextList(series, opts, config, columnstyle.type);
      var yAxisWidth = config.yAxisWidth;
      var rangesFormat = ranges.map(function (item) {
          item = util.toFixed(item, 2);
          item = opts.yAxis.format ? opts.yAxis.format(Number(item)) : item;
          yAxisWidth = Math.max(yAxisWidth, measureText(item) + 5);
          return item;
      });
      if (opts.yAxis.disabled === true) {
          yAxisWidth = 0;
      }
  
      return { rangesFormat: rangesFormat, ranges: ranges, yAxisWidth: yAxisWidth };
  }
  
  function calTooltipYAxisData(point,series, opts, config, eachSpacing) {
      var ranges = getYAxisTextList(series, opts, config);
  	var spacingValid = opts.height - 2 * config.padding - config.xAxisHeight - config.legendHeight;
  	let maxVal=ranges[0];
  	let minVal=ranges[ranges.length-1];
  	let minAxis=config.padding;
  	let maxAxis=config.padding+spacingValid;
  	let item=maxVal-(maxVal-minVal)*(point-minAxis)/(maxAxis-minAxis);
  	item = opts.yAxis.format ? opts.yAxis.format(Number(item)) : item;
      return item;
  }
  
  function contextRotate(context,opts) {
  	if(opts.rotateLock!==true){
  		context.translate(opts.height, 0);
  		context.rotate(90 * Math.PI / 180);
  	}else if(opts._rotate_!==true){
  		context.translate(opts.height, 0);
  		context.rotate(90 * Math.PI / 180);
  		opts._rotate_=true;
  	}
  }
  	
  function drawPointShape(points, color, shape, context,opts) {
      context.beginPath();
      context.setStrokeStyle("#ffffff");
      context.setLineWidth(1*opts.pixelRatio);
      context.setFillStyle(color);
      if (shape === 'diamond') {
          points.forEach(function (item, index) {
              if (item !== null) {
                  context.moveTo(item.x, item.y - 4.5);
                  context.lineTo(item.x - 4.5, item.y);
                  context.lineTo(item.x, item.y + 4.5);
                  context.lineTo(item.x + 4.5, item.y);
                  context.lineTo(item.x, item.y - 4.5);
              }
          });
      } else if (shape === 'circle') {
          points.forEach(function (item, index) {
              if (item !== null) {
                  context.moveTo(item.x + 3.5*opts.pixelRatio, item.y);
                  context.arc(item.x, item.y, 4*opts.pixelRatio, 0, 2 * Math.PI, false);
              }
          });
      } else if (shape === 'rect') {
          points.forEach(function (item, index) {
              if (item !== null) {
                  context.moveTo(item.x - 3.5, item.y - 3.5);
                  context.rect(item.x - 3.5, item.y - 3.5, 7, 7);
              }
          });
      } else if (shape === 'triangle') {
          points.forEach(function (item, index) {
              if (item !== null) {
                  context.moveTo(item.x, item.y - 4.5);
                  context.lineTo(item.x - 4.5, item.y + 4.5);
                  context.lineTo(item.x + 4.5, item.y + 4.5);
                  context.lineTo(item.x, item.y - 4.5);
              }
          });
      }
      context.closePath();
      context.fill();
      context.stroke();
  }
  
  function drawRingTitle(opts, config, context) {
      var titlefontSize = opts.title.fontSize || config.titleFontSize;
      var subtitlefontSize = opts.subtitle.fontSize || config.subtitleFontSize;
      var title = opts.title.name || '';
      var subtitle = opts.subtitle.name || '';
      var titleFontColor = opts.title.color || config.titleColor;
      var subtitleFontColor = opts.subtitle.color || config.subtitleColor;
      var titleHeight = title ? titlefontSize : 0;
      var subtitleHeight = subtitle ? subtitlefontSize : 0;
      var margin = 5;
      if (subtitle) {
          var textWidth = measureText(subtitle, subtitlefontSize);
          var startX = (opts.width - textWidth) / 2 + (opts.subtitle.offsetX || 0);
          var startY = ((opts.height - config.legendHeight + subtitlefontSize) / 2 )+ (opts.subtitle.offsetY || 0);
          if (title) {
              startY -= (titleHeight + margin) / 2 ;
          }
          context.beginPath();
          context.setFontSize(subtitlefontSize);
          context.setFillStyle(subtitleFontColor);
          context.fillText(subtitle, startX, startY);
          context.closePath();
          context.stroke();
      }
      if (title) {
          var _textWidth = measureText(title, titlefontSize);
          var _startX = (opts.width - _textWidth) / 2 + (opts.title.offsetX || 0);
          var _startY = ((opts.height - config.legendHeight + titlefontSize) / 2 ) + (opts.title.offsetY || 0);
          if (subtitle) {
              _startY += (subtitleHeight + margin) / 2;
          }
          context.beginPath();
          context.setFontSize(titlefontSize);
          context.setFillStyle(titleFontColor);
          context.fillText(title, _startX, _startY);
          context.closePath();
          context.stroke();
      }
  }
  
  function drawPointText(points, series, config, context) {
      // 绘制数据文案
      var data = series.data;
  
      
      points.forEach(function (item, index) {
          if (item !== null) {
              //var formatVal = series.format ? series.format(data[index]) : data[index];
  			context.beginPath();
  			context.setFontSize(config.fontSize);
  			context.setFillStyle('#666666');
  			var value = data[index].value || data[index]
              var formatVal = series.format ? series.format(value) : value;
              context.fillText(formatVal, item.x - measureText(formatVal) / 2, item.y - 2);
  			context.closePath();
  			context.stroke();
          }
      });
     
  }
  
  function drawGaugeLabel(gaugeOption, radius, centerPosition, opts, config, context) {
      radius -= gaugeOption.width/2+config.gaugeLabelTextMargin;
      
  	let totalAngle=gaugeOption.startAngle-gaugeOption.endAngle+1;
  	let splitAngle=totalAngle/gaugeOption.splitLine.splitNumber;
  	let totalNumber=gaugeOption.endNumber-gaugeOption.startNumber;
  	let splitNumber=totalNumber/gaugeOption.splitLine.splitNumber;
  	let nowAngle=gaugeOption.startAngle;
  	let nowNumber=gaugeOption.startNumber;
  	for(let i=0;i<gaugeOption.splitLine.splitNumber+1;i++){
  		var pos = {
  		    x: radius * Math.cos(nowAngle*Math.PI),
  		    y: radius * Math.sin(nowAngle*Math.PI)
  		};
  		pos.x+=centerPosition.x-measureText(nowNumber)/2;
  		pos.y+=centerPosition.y;
  		var startX = pos.x;
  		var startY = pos.y;
  		
  		context.beginPath();
  		context.setFontSize(config.fontSize);
  		context.setFillStyle(gaugeOption.labelColor || '#666666');
  		context.fillText(nowNumber, startX, startY + config.fontSize / 2);
  		context.closePath();
  		context.stroke();
  		
  		nowAngle+=splitAngle;
  		if(nowAngle>=2){
  			nowAngle=nowAngle % 2;
  		}
  		nowNumber+=splitNumber;
  	}
  	
  }
  
  function drawRadarLabel(angleList, radius, centerPosition, opts, config, context) {
      var radarOption = opts.extra.radar || {};
      radius += config.radarLabelTextMargin;
      
      angleList.forEach(function (angle, index) {
          var pos = {
              x: radius * Math.cos(angle),
              y: radius * Math.sin(angle)
          };
          var posRelativeCanvas = convertCoordinateOrigin(pos.x, pos.y, centerPosition);
          var startX = posRelativeCanvas.x;
          var startY = posRelativeCanvas.y;
          if (util.approximatelyEqual(pos.x, 0)) {
              startX -= measureText(opts.categories[index] || '') / 2;
          } else if (pos.x < 0) {
              startX -= measureText(opts.categories[index] || '');
          }
  		context.beginPath();
  		context.setFontSize(config.fontSize);
  		context.setFillStyle(radarOption.labelColor || '#666666');
          context.fillText(opts.categories[index] || '', startX, startY + config.fontSize / 2);
  		context.closePath();
  		context.stroke();
      });
      
  }
  
  function drawPieText(series, opts, config, context, radius, center) {
      var lineRadius = radius + config.pieChartLinePadding;
      var textObjectCollection = [];
      var lastTextObject = null;
  
      var seriesConvert = series.map(function (item) {
          var arc = 2 * Math.PI - (item._start_ + 2 * Math.PI * item._proportion_ / 2);
          var text = item.format ? item.format(+item._proportion_.toFixed(2)) : util.toFixed(item._proportion_ * 100) + '%';
          var color = item.color;
          return { arc: arc, text: text, color: color };
      });
      seriesConvert.forEach(function (item) {
          // line end
          var orginX1 = Math.cos(item.arc) * lineRadius;
          var orginY1 = Math.sin(item.arc) * lineRadius;
  
          // line start
          var orginX2 = Math.cos(item.arc) * radius;
          var orginY2 = Math.sin(item.arc) * radius;
  
          // text start
          var orginX3 = orginX1 >= 0 ? orginX1 + config.pieChartTextPadding : orginX1 - config.pieChartTextPadding;
          var orginY3 = orginY1;
  
          var textWidth = measureText(item.text);
          var startY = orginY3;
  
          if (lastTextObject && util.isSameXCoordinateArea(lastTextObject.start, { x: orginX3 })) {
              if (orginX3 > 0) {
                  startY = Math.min(orginY3, lastTextObject.start.y);
              } else if (orginX1 < 0) {
                  startY = Math.max(orginY3, lastTextObject.start.y);
              } else {
                  if (orginY3 > 0) {
                      startY = Math.max(orginY3, lastTextObject.start.y);
                  } else {
                      startY = Math.min(orginY3, lastTextObject.start.y);
                  }
              }
          }
  
          if (orginX3 < 0) {
              orginX3 -= textWidth;
          }
  
          var textObject = {
              lineStart: {
                  x: orginX2,
                  y: orginY2
              },
              lineEnd: {
                  x: orginX1,
                  y: orginY1
              },
              start: {
                  x: orginX3,
                  y: startY
              },
              width: textWidth,
              height: config.fontSize,
              text: item.text,
              color: item.color
          };
  
          lastTextObject = avoidCollision(textObject, lastTextObject);
          textObjectCollection.push(lastTextObject);
      });
  
      textObjectCollection.forEach(function (item) {
          var lineStartPoistion = convertCoordinateOrigin(item.lineStart.x, item.lineStart.y, center);
          var lineEndPoistion = convertCoordinateOrigin(item.lineEnd.x, item.lineEnd.y, center);
          var textPosition = convertCoordinateOrigin(item.start.x, item.start.y, center);
          context.setLineWidth(1*opts.pixelRatio);
          context.setFontSize(config.fontSize);
          context.beginPath();
          context.setStrokeStyle(item.color);
          context.setFillStyle(item.color);
          context.moveTo(lineStartPoistion.x, lineStartPoistion.y);
          var curveStartX = item.start.x < 0 ? textPosition.x + item.width : textPosition.x;
          var textStartX = item.start.x < 0 ? textPosition.x - 5 : textPosition.x + 5;
          context.quadraticCurveTo(lineEndPoistion.x, lineEndPoistion.y, curveStartX, textPosition.y);
          context.moveTo(lineStartPoistion.x, lineStartPoistion.y);
          context.stroke();
          context.closePath();
          context.beginPath();
          context.moveTo(textPosition.x + item.width, textPosition.y);
          context.arc(curveStartX, textPosition.y, 2, 0, 2 * Math.PI);
          context.closePath();
          context.fill();
          context.beginPath();
  		context.setFontSize(config.fontSize);
          context.setFillStyle('#666666');
          context.fillText(item.text, textStartX, textPosition.y + 3);
          context.closePath();
          context.stroke();
          context.closePath();
      });
  }
  
  function drawToolTipSplitLine(offsetX, opts, config, context) {
  	var toolTipOption = opts.extra.tooltip || {};
  	toolTipOption.gridType=toolTipOption.gridType==undefined? 'solid':toolTipOption.gridType;
  	toolTipOption.dashLength=toolTipOption.dashLength==undefined? 4:toolTipOption.dashLength;
      var startY = config.padding;
      var endY = opts.height - config.padding - config.xAxisHeight - config.legendHeight;
  
  	if(toolTipOption.gridType=='dash'){
  		context.setLineDash([toolTipOption.dashLength,toolTipOption.dashLength]);
  	}
      context.beginPath();
  	context.setStrokeStyle(toolTipOption.gridColor || '#cccccc');
  	context.setLineWidth(1*opts.pixelRatio);
      context.moveTo(offsetX, startY);
      context.lineTo(offsetX, endY);
      context.closePath();
      context.stroke();
  	context.setLineDash([]);
  	
  	if(toolTipOption.xAxisLabel){
  		let lableText = opts.categories[opts.tooltip.index];
  		context.setFontSize(config.fontSize);
  		let textWidth = context.measureText(lableText).width;
  		
  		let textX = offsetX - config.toolTipPadding - 0.5 * textWidth ;
  		let textY = endY;
  		context.beginPath();
  		context.setFillStyle(hexToRgb(toolTipOption.labelBgColor || config.toolTipBackground, toolTipOption.labelBgOpacity || config.toolTipOpacity));
  		context.setStrokeStyle(toolTipOption.labelBgColor || config.toolTipBackground);
  		context.setLineWidth(1*opts.pixelRatio);
  		context.rect(textX, textY, textWidth + 2 * config.toolTipPadding , config.fontSize + 2 * config.toolTipPadding);
  		context.closePath();
  		context.stroke();
  		context.fill();
  		
  		context.beginPath();
  		context.setFontSize(config.fontSize);
  		context.setFillStyle(toolTipOption.labelFontColor || config.fontColor);
  		context.fillText(lableText, textX+2*config.toolTipPadding, textY+config.toolTipPadding+config.fontSize);
  		context.closePath();
  		context.stroke();
  	}
  }
  
  function drawToolTipHorizentalLine(opts, config, context, eachSpacing, xAxisPoints) {
  	var toolTipOption = opts.extra.tooltip || {};
  	toolTipOption.gridType=toolTipOption.gridType==undefined? 'solid':toolTipOption.gridType;
  	toolTipOption.dashLength=toolTipOption.dashLength==undefined? 4:toolTipOption.dashLength;
  	var startX = config.padding + config.yAxisWidth + config.yAxisTitleWidth;
  	var endX = opts.width-config.padding;
  	
  	if(toolTipOption.gridType=='dash'){
  		context.setLineDash([toolTipOption.dashLength,toolTipOption.dashLength]);
  	}
      context.beginPath();
  	context.setStrokeStyle(toolTipOption.gridColor || '#cccccc');
  	context.setLineWidth(1*opts.pixelRatio);
  	context.moveTo(startX, opts.tooltip.offset.y);
  	context.lineTo(endX, opts.tooltip.offset.y);
      context.closePath();
      context.stroke();
  	context.setLineDash([]);
  	
  	if(toolTipOption.yAxisLabel){
  		
  		let lableText = calTooltipYAxisData(opts.tooltip.offset.y,opts.series, opts, config,eachSpacing);
  		context.setFontSize(config.fontSize);
  		let textWidth = context.measureText(lableText).width;
  		
  		let textX = startX - 2*config.toolTipPadding - textWidth ;
  		let textY = opts.tooltip.offset.y;
  		context.beginPath();
  		context.setFillStyle(hexToRgb(toolTipOption.labelBgColor || config.toolTipBackground, toolTipOption.labelBgOpacity || config.toolTipOpacity));
  		context.setStrokeStyle(toolTipOption.labelBgColor || config.toolTipBackground);
  		context.setLineWidth(1*opts.pixelRatio);
  		context.rect(textX, textY-0.5*config.fontSize-config.toolTipPadding, textWidth + 2 * config.toolTipPadding , config.fontSize + 2 * config.toolTipPadding);
  		context.closePath();
  		context.stroke();
  		context.fill();
  		
  		context.beginPath();
  		context.setFontSize(config.fontSize);
  		context.setFillStyle(toolTipOption.labelFontColor || config.fontColor);
  		context.fillText(lableText, textX+config.toolTipPadding, textY+0.5*config.fontSize);
  		context.closePath();
  		context.stroke();
  	}
  }
  
  
  function drawToolTipSplitArea(offsetX, opts, config, context, eachSpacing) {
  	var toolTipOption = opts.extra.tooltip || {activeBgColor :'#000000',activeBgOpacity :0.08};
  	toolTipOption.activeBgColor = toolTipOption.activeBgColor? toolTipOption.activeBgColor:'#000000';
  	toolTipOption.activeBgOpacity = toolTipOption.activeBgOpacity? toolTipOption.activeBgOpacity:0.08;
      var startY = config.padding;
      var endY = opts.height - config.padding - config.xAxisHeight - config.legendHeight;
      context.beginPath();
  	context.setFillStyle(hexToRgb(toolTipOption.activeBgColor, toolTipOption.activeBgOpacity));
  	context.rect(offsetX-eachSpacing/2, startY, eachSpacing, endY-startY);
  	context.closePath();
  	context.fill();
  }
  
  function drawToolTip(textList, offset, opts, config, context, eachSpacing, xAxisPoints) {
  	var toolTipOption = opts.extra.tooltip || {bgColor:'#000000',bgOpacity :0.7,fontColor:'#FFFFFF'};
  	toolTipOption.bgColor = toolTipOption.bgColor? toolTipOption.bgColor:'#000000';
  	toolTipOption.bgOpacity = toolTipOption.bgOpacity? toolTipOption.bgOpacity:0.7;
  	toolTipOption.fontColor  = toolTipOption.fontColor ? toolTipOption.fontColor :'#FFFFFF';
      var legendWidth = 4*opts.pixelRatio;
      var legendMarginRight = 5*opts.pixelRatio;
      var arrowWidth = 8*opts.pixelRatio;
      var isOverRightBorder = false;
  	if(opts.type=='line' || opts.type=='area' ||opts.type=='candle' || opts.type=='mix'){
  		drawToolTipSplitLine(opts.tooltip.offset.x, opts, config, context);
  	}
  	
      offset = assign({
          x: 0,
          y: 0
      }, offset);
      offset.y -= 8*opts.pixelRatio;
      var textWidth = textList.map(function (item) {
          return measureText(item.text);
      });
  
      var toolTipWidth = legendWidth + legendMarginRight + 4 * config.toolTipPadding + Math.max.apply(null, textWidth);
      var toolTipHeight = 2 * config.toolTipPadding + textList.length * config.toolTipLineHeight;
  
      // if beyond the right border
      if (offset.x - Math.abs(opts._scrollDistance_) + arrowWidth + toolTipWidth > opts.width) {
          isOverRightBorder = true;
      }
  
      // draw background rect
      context.beginPath();
      context.setFillStyle(hexToRgb(toolTipOption.bgColor || config.toolTipBackground, toolTipOption.bgOpacity || config.toolTipOpacity));
      if (isOverRightBorder) {
          context.moveTo(offset.x, offset.y + 10*opts.pixelRatio);
          context.lineTo(offset.x - arrowWidth, offset.y + 10*opts.pixelRatio - 5*opts.pixelRatio);
          context.lineTo(offset.x - arrowWidth, offset.y);
          context.lineTo(offset.x - arrowWidth - Math.round(toolTipWidth), offset.y);
          context.lineTo(offset.x - arrowWidth - Math.round(toolTipWidth), offset.y+toolTipHeight);
          context.lineTo(offset.x - arrowWidth, offset.y+toolTipHeight);
          context.lineTo(offset.x - arrowWidth, offset.y + 10*opts.pixelRatio + 5*opts.pixelRatio);
          context.lineTo(offset.x, offset.y + 10*opts.pixelRatio);
      } else {
          context.moveTo(offset.x, offset.y + 10*opts.pixelRatio);
          context.lineTo(offset.x + arrowWidth, offset.y + 10*opts.pixelRatio - 5*opts.pixelRatio);
  		context.lineTo(offset.x + arrowWidth, offset.y);
  		context.lineTo(offset.x + arrowWidth + Math.round(toolTipWidth), offset.y);
  		context.lineTo(offset.x + arrowWidth + Math.round(toolTipWidth), offset.y+toolTipHeight);
  		context.lineTo(offset.x + arrowWidth, offset.y+toolTipHeight);
          context.lineTo(offset.x + arrowWidth, offset.y + 10*opts.pixelRatio + 5*opts.pixelRatio);
          context.lineTo(offset.x, offset.y + 10*opts.pixelRatio);
      }
  
      context.closePath();
      context.fill();
  
      // draw legend
      textList.forEach(function (item, index) {
  		if(item.color !== null){
  			context.beginPath();
  			context.setFillStyle(item.color);
  			var startX = offset.x + arrowWidth + 2 * config.toolTipPadding;
  			var startY = offset.y + (config.toolTipLineHeight - config.fontSize) / 2 + config.toolTipLineHeight * index + config.toolTipPadding + 1;
  			if (isOverRightBorder) {
  			    startX = offset.x - toolTipWidth - arrowWidth + 2 * config.toolTipPadding;
  			}
  			context.fillRect(startX, startY, legendWidth, config.fontSize);
  			context.closePath();
  		}
      });
  
      // draw text list
      
      textList.forEach(function (item, index) {
          var startX = offset.x + arrowWidth + 2 * config.toolTipPadding + legendWidth + legendMarginRight;
          if (isOverRightBorder) {
              startX = offset.x - toolTipWidth - arrowWidth + 2 * config.toolTipPadding + +legendWidth + legendMarginRight;
          }
          var startY = offset.y + (config.toolTipLineHeight - config.fontSize) / 2 + config.toolTipLineHeight * index + config.toolTipPadding;
  		context.beginPath();
  		context.setFontSize(config.fontSize);
  		context.setFillStyle(toolTipOption.fontColor);
          context.fillText(item.text, startX, startY + config.fontSize);
  		context.closePath();
  		context.stroke();
      });
  }
  
  function drawYAxisTitle(title, opts, config, context) {
      var startX = config.xAxisHeight + (opts.height - config.xAxisHeight - measureText(title)) / 2;
      context.save();
      context.beginPath();
      context.setFontSize(config.fontSize);
      context.setFillStyle(opts.yAxis.titleFontColor || '#333333');
      context.translate(0, opts.height);
      context.rotate(-90 * Math.PI / 180);
      context.fillText(title, startX, config.padding + 0.5 * config.fontSize);
      context.closePath();
      context.stroke();
      context.restore();
  }
  
  function drawColumnDataPoints(series, opts, config, context) {
      var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
  	var columnOption = opts.extra.column || {type:{},meter:{}};
  	columnOption.type=columnOption.type==undefined? 'group':columnOption.type;
  	columnOption.meter=columnOption.meter||{}
  	columnOption.meter.border=columnOption.meter.border==undefined? 4:columnOption.meter.border;
  	columnOption.meter.fillColor=columnOption.meter.fillColor==undefined? '#FFFFFF':columnOption.meter.fillColor;
      var _calYAxisData = calYAxisData(series, opts, config),
          ranges = _calYAxisData.ranges;
  		
      var _getXAxisPoints = getXAxisPoints(opts.categories, opts, config),
          xAxisPoints = _getXAxisPoints.xAxisPoints,
          eachSpacing = _getXAxisPoints.eachSpacing;
  
      var minRange = ranges.pop();
      var maxRange = ranges.shift();
  	var calPoints = [];
  	
      context.save();
      if (opts._scrollDistance_ && opts._scrollDistance_ !== 0 && opts.enableScroll === true) {
          context.translate(opts._scrollDistance_, 0);
      }
  	if (opts.tooltip && opts.tooltip.textList && opts.tooltip.textList.length && process === 1) {
  	    drawToolTipSplitArea(opts.tooltip.offset.x, opts, config, context, eachSpacing);
  	}
  	
      series.forEach(function (eachSeries, seriesIndex) {
          var data = eachSeries.data;
  		switch (columnOption.type){
  		case 'group':
  			var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  			var tooltipPoints = getStackDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, seriesIndex, series,process);
  			calPoints.push(tooltipPoints);
  			points = fixColumeData(points, eachSpacing, series.length, seriesIndex, config, opts);
  			points.forEach(function (item, index) {
  				if (item !== null) {
  					context.beginPath();
  					context.setFillStyle(item.color || eachSeries.color);
  					var startX = item.x - item.width / 2 + 1;
  					var height = opts.height - item.y - config.padding - config.xAxisHeight - config.legendHeight;
  					context.moveTo(startX, item.y);
  					context.fillRect(startX, item.y, item.width - 2, height);
  					context.closePath();
  					context.fill();
  				}
  			});
  			break;
  		case 'stack':
  			// 绘制堆叠数据图
  			var points = getStackDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, seriesIndex, series,process);
  			calPoints.push(points);
  			points = fixColumeStackData(points, eachSpacing, series.length, seriesIndex, config, opts,series);
  			
  			points.forEach(function (item, index) {
  				if (item !== null) {
  					context.beginPath();
  					context.setFillStyle(item.color || eachSeries.color);
  					var startX = item.x - item.width / 2 + 1;
  					var height = opts.height - item.y - config.padding - config.xAxisHeight - config.legendHeight;
  					var height0 = opts.height - item.y0 - config.padding - config.xAxisHeight - config.legendHeight;
  					if(seriesIndex>0){
  						height -= height0;
  					}
  					context.moveTo(startX, item.y);
  					context.fillRect(startX, item.y, item.width - 2, height);
  					context.closePath();
  					context.fill();
  				}
  			});
  			break;
  		case 'meter':
  		// 绘制温度计数据图
  			var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  			calPoints.push(points);
  			points = fixColumeMeterData(points, eachSpacing, series.length, seriesIndex, config, opts, columnOption.meter.border);
  			if(seriesIndex==0){
  				points.forEach(function (item, index) {
  					if (item !== null) {
  						//画背景颜色
  						context.beginPath();
  						context.setFillStyle(columnOption.meter.fillColor);
  						var startX = item.x - item.width / 2 + 1;
  						var height = opts.height - item.y - config.padding - config.xAxisHeight - config.legendHeight;
  						context.moveTo(startX, item.y);
  						context.fillRect(startX, item.y, item.width - 2, height);
  						context.closePath();
  						context.fill();
  						//画边框线
  						context.beginPath();
  						context.setStrokeStyle(eachSeries.color);
  						context.setLineWidth(columnOption.meter.border*opts.pixelRatio);
  						context.moveTo(startX+columnOption.meter.border*0.5, item.y+height);
  						context.lineTo(startX+columnOption.meter.border*0.5, item.y+columnOption.meter.border*0.5);
  						context.lineTo(startX+item.width-columnOption.meter.border, item.y+columnOption.meter.border*0.5);
  						context.lineTo(startX+item.width-columnOption.meter.border, item.y+height);
  						context.stroke();
  					}
  				});
  			}else{
  				points.forEach(function (item, index) {
  					if (item !== null) {
  						context.beginPath();
  						context.setFillStyle(item.color || eachSeries.color);
  						var startX = item.x - item.width / 2 + 1;
  						var height = opts.height - item.y - config.padding - config.xAxisHeight - config.legendHeight;
  						context.moveTo(startX, item.y);
  						context.rect(startX, item.y, item.width - 2, height);
  						context.closePath();
  						context.fill();
  					}
  				});
  			}
  			break;
  		}
      });
  	if (opts.dataLabel !== false && process === 1) {
  	    series.forEach(function (eachSeries, seriesIndex) {
  	        var data = eachSeries.data;
  			switch (columnOption.type){
  				case 'group':
  				var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  				points = fixColumeData(points, eachSpacing, series.length, seriesIndex, config, opts);
  				drawPointText(points, eachSeries, config, context);
  				break;
  				case 'stack':
  				var points = getStackDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, seriesIndex, series,process);
  				drawPointText(points, eachSeries, config, context);
  				break;
  				case 'meter':
  				var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  				drawPointText(points, eachSeries, config, context);
  				break;
  			}
  	    });
  	}
  	
      context.restore();
  	
      return {
          xAxisPoints: xAxisPoints,
  		calPoints: calPoints,
          eachSpacing: eachSpacing
      };
  }
  
  function drawCandleDataPoints(series, opts, config, context) {
      var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
  	var candleOption = opts.extra.candle || {color:{},average:{}};
  	candleOption.color.upLine=candleOption.color.upLine? candleOption.color.upLine: '#f04864';
  	candleOption.color.upFill=candleOption.color.upFill? candleOption.color.upFill: '#f04864';
  	candleOption.color.downLine=candleOption.color.downLine? candleOption.color.downLine: '#2fc25b';
  	candleOption.color.downFill=candleOption.color.downFill? candleOption.color.downFill: '#2fc25b';
  	candleOption.average.show = candleOption.average.show===true? true : false;
  	candleOption.average.name = candleOption.average.name? candleOption.average.name : [];
  	candleOption.average.day = candleOption.average.day? candleOption.average.day : [];
  	candleOption.average.color = candleOption.average.color? candleOption.average.color : ['#1890ff', '#2fc25b', '#facc14', '#f04864', '#8543e0', '#90ed7d'];
  	opts.extra.candle=candleOption;
  	
      var _calYAxisData5 = calYAxisData(series, opts, config),
          ranges = _calYAxisData5.ranges;
  		
      var _getXAxisPoints5 = getXAxisPoints(opts.categories, opts, config),
          xAxisPoints = _getXAxisPoints5.xAxisPoints,
          eachSpacing = _getXAxisPoints5.eachSpacing;
  
      var minRange = ranges.pop();
      var maxRange = ranges.shift();
      var calPoints = [];
  
      context.save();
      if (opts._scrollDistance_ && opts._scrollDistance_ !== 0 && opts.enableScroll === true) {
          context.translate(opts._scrollDistance_, 0);
      }
  
      series.forEach(function (eachSeries, seriesIndex) {
          var data = eachSeries.data;
          var points = getCandleDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
          calPoints.push(points);
          var splitPointList = splitPoints(points);
  		splitPointList=splitPointList[0];
  		
          splitPointList.forEach(function (points, index) {
  			context.beginPath();
  			//如果上涨
  			if(data[index][1]-data[index][0]>0){
  				context.setStrokeStyle(candleOption.color.upLine);
  				context.setFillStyle(candleOption.color.upFill);
  				context.setLineWidth(1*opts.pixelRatio);
  				context.moveTo(points[3].x, points[3].y);//顶点
  				context.lineTo(points[1].x, points[1].y);//收盘中间点
  				context.lineTo(points[1].x-eachSpacing/4, points[1].y);//收盘左侧点
  				context.lineTo(points[0].x-eachSpacing/4, points[0].y);//开盘左侧点
  				context.lineTo(points[0].x, points[0].y);//开盘中间点
  				context.lineTo(points[2].x, points[2].y);//底点
  				context.lineTo(points[0].x, points[0].y);//开盘中间点
  				context.lineTo(points[0].x+eachSpacing/4, points[0].y);//开盘右侧点
  				context.lineTo(points[1].x+eachSpacing/4, points[1].y);//收盘右侧点
  				context.lineTo(points[1].x, points[1].y);//收盘中间点
  				context.moveTo(points[3].x, points[3].y);//顶点
  			}else{
  				context.setStrokeStyle(candleOption.color.downLine);
  				context.setFillStyle(candleOption.color.downFill);
  				context.setLineWidth(1*opts.pixelRatio);
  				context.moveTo(points[3].x, points[3].y);//顶点
  				context.lineTo(points[0].x, points[0].y);//开盘中间点
  				context.lineTo(points[0].x-eachSpacing/4, points[0].y);//开盘左侧点
  				context.lineTo(points[1].x-eachSpacing/4, points[1].y);//收盘左侧点
  				context.lineTo(points[1].x, points[1].y);//收盘中间点
  				context.lineTo(points[2].x, points[2].y);//底点
  				context.lineTo(points[1].x, points[1].y);//收盘中间点
  				context.lineTo(points[1].x+eachSpacing/4, points[1].y);//收盘右侧点
  				context.lineTo(points[0].x+eachSpacing/4, points[0].y);//开盘右侧点
  				context.lineTo(points[0].x, points[0].y);//开盘中间点
  				context.moveTo(points[3].x, points[3].y);//顶点
  			}
  			context.closePath();
  			context.fill();
  			context.stroke();
          });
      });
  
      context.restore();
  	
  	//画均线
  	if(candleOption.average.show){
  		
  	}
  
      return {
          xAxisPoints: xAxisPoints,
          calPoints: calPoints,
          eachSpacing: eachSpacing
      };
  }
  
  function drawAreaDataPoints(series, opts, config, context) {
      var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
  	var areaOption = opts.extra.area || {type:'straight',opacity:0.5,addLine:false,width:2};
  	areaOption.type = areaOption.type? areaOption.type: 'straight';
  	areaOption.opacity = areaOption.opacity? areaOption.opacity: 0.2;
  	areaOption.addLine = areaOption.addLine==true? true: false;
  	areaOption.width = areaOption.width? areaOption.width: 2;
      var _calYAxisData2 = calYAxisData(series, opts, config),
          ranges = _calYAxisData2.ranges;
  
      var _getXAxisPoints2 = getXAxisPoints(opts.categories, opts, config),
          xAxisPoints = _getXAxisPoints2.xAxisPoints,
          eachSpacing = _getXAxisPoints2.eachSpacing;
  
      var minRange = ranges.pop();
      var maxRange = ranges.shift();
      var endY = opts.height - config.padding - config.xAxisHeight - config.legendHeight;
      var calPoints = [];
  
      context.save();
      if (opts._scrollDistance_ && opts._scrollDistance_ !== 0 && opts.enableScroll === true) {
          context.translate(opts._scrollDistance_, 0);
      }
  
      if (opts.tooltip && opts.tooltip.textList && opts.tooltip.textList.length && process === 1) {
          drawToolTipSplitLine(opts.tooltip.offset.x, opts, config, context);
      }
  	
  	
      series.forEach(function (eachSeries, seriesIndex) {
          var data = eachSeries.data;
          var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
          calPoints.push(points);
  
          var splitPointList = splitPoints(points);
  
          splitPointList.forEach(function (points) {
              // 绘制区域数据
              context.beginPath();
              context.setStrokeStyle(hexToRgb(eachSeries.color, areaOption.opacity));
              context.setFillStyle(hexToRgb(eachSeries.color, areaOption.opacity));
              context.setLineWidth(areaOption.width*opts.pixelRatio);
              if (points.length > 1) {
                  var firstPoint = points[0];
                  var lastPoint = points[points.length - 1];
  
                  context.moveTo(firstPoint.x, firstPoint.y);
                  if (areaOption.type === 'curve') {
                      points.forEach(function (item, index) {
                          if (index > 0) {
                              var ctrlPoint = createCurveControlPoints(points, index - 1);
                              context.bezierCurveTo(ctrlPoint.ctrA.x, ctrlPoint.ctrA.y, ctrlPoint.ctrB.x, ctrlPoint.ctrB.y, item.x, item.y);
                          }
                      });
                  } else {
                      points.forEach(function (item, index) {
                          if (index > 0) {
                              context.lineTo(item.x, item.y);
                          }
                      });
                  }
  
                  context.lineTo(lastPoint.x, endY);
                  context.lineTo(firstPoint.x, endY);
                  context.lineTo(firstPoint.x, firstPoint.y);
              } else {
                  var item = points[0];
                  context.moveTo(item.x - eachSpacing / 2, item.y);
                  context.lineTo(item.x + eachSpacing / 2, item.y);
                  context.lineTo(item.x + eachSpacing / 2, endY);
                  context.lineTo(item.x - eachSpacing / 2, endY);
                  context.moveTo(item.x - eachSpacing / 2, item.y);
              }
              context.closePath();
              context.fill();
  			
  			
  			//画连线
  			if(areaOption.addLine){
  				context.beginPath();
  				context.setStrokeStyle(eachSeries.color);
  				context.setLineWidth(areaOption.width * opts.pixelRatio);
  				if (points.length === 1) {
  					context.moveTo(points[0].x, points[0].y);
  					context.arc(points[0].x, points[0].y, 1, 0, 2 * Math.PI);
  				} else {
  					context.moveTo(points[0].x, points[0].y);
  					if (areaOption.type === 'curve') {
  						points.forEach(function (item, index) {
  							if (index > 0) {
  								var ctrlPoint = createCurveControlPoints(points, index - 1);
  								context.bezierCurveTo(ctrlPoint.ctrA.x, ctrlPoint.ctrA.y, ctrlPoint.ctrB.x, ctrlPoint.ctrB.y, item.x, item.y);
  							}
  						});
  					} else {
  						points.forEach(function (item, index) {
  							if (index > 0) {
  								context.lineTo(item.x, item.y);
  							}
  						});
  					}
  					context.moveTo(points[0].x, points[0].y);
  				}
  				context.closePath();
  				context.stroke();
  			}
  		});	
  		
  		//画点
          if (opts.dataPointShape !== false) {
              var shape = config.dataPointShape[seriesIndex % config.dataPointShape.length];
              drawPointShape(points, eachSeries.color, shape, context,opts);
          }
  		
      });
      if (opts.dataLabel !== false && process === 1) {
          series.forEach(function (eachSeries, seriesIndex) {
              var data = eachSeries.data;
              var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
              drawPointText(points, eachSeries, config, context);
          });
      }
  
      context.restore();
  
      return {
          xAxisPoints: xAxisPoints,
          calPoints: calPoints,
          eachSpacing: eachSpacing
      };
  }
  
  function drawLineDataPoints(series, opts, config, context) {
      var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
  	var lineOption = opts.extra.line || {type:'straight',width:2};
  	lineOption.type = lineOption.type? lineOption.type: 'straight';
  	lineOption.width = lineOption.width? lineOption.width: 2;
      var _calYAxisData3 = calYAxisData(series, opts, config),
          ranges = _calYAxisData3.ranges;
  
      var _getXAxisPoints3 = getXAxisPoints(opts.categories, opts, config),
          xAxisPoints = _getXAxisPoints3.xAxisPoints,
          eachSpacing = _getXAxisPoints3.eachSpacing;
  
      var minRange = ranges.pop();
      var maxRange = ranges.shift();
      var calPoints = [];
  
      context.save();
      if (opts._scrollDistance_ && opts._scrollDistance_ !== 0 && opts.enableScroll === true) {
          context.translate(opts._scrollDistance_, 0);
      }
  
      if (opts.tooltip && opts.tooltip.textList && opts.tooltip.textList.length && process === 1) {
          drawToolTipSplitLine(opts.tooltip.offset.x, opts, config, context);
      }
  
      series.forEach(function (eachSeries, seriesIndex) {
          var data = eachSeries.data;
          var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
          calPoints.push(points);
          var splitPointList = splitPoints(points);
  
          splitPointList.forEach(function (points, index) {
              context.beginPath();
              context.setStrokeStyle(eachSeries.color);
              context.setLineWidth(lineOption.width*opts.pixelRatio);
              if (points.length === 1) {
                  context.moveTo(points[0].x, points[0].y);
                  context.arc(points[0].x, points[0].y, 1, 0, 2 * Math.PI);
              } else {
                  context.moveTo(points[0].x, points[0].y);
                  if (lineOption.type === 'curve') {
                      points.forEach(function (item, index) {
                          if (index > 0) {
                              var ctrlPoint = createCurveControlPoints(points, index - 1);
                              context.bezierCurveTo(ctrlPoint.ctrA.x, ctrlPoint.ctrA.y, ctrlPoint.ctrB.x, ctrlPoint.ctrB.y, item.x, item.y);
                          }
                      });
                  } else {
                      points.forEach(function (item, index) {
                          if (index > 0) {
                              context.lineTo(item.x, item.y);
                          }
                      });
                  }
                  context.moveTo(points[0].x, points[0].y);
              }
              context.closePath();
              context.stroke();
          });
  
          if (opts.dataPointShape !== false) {
              var shape = config.dataPointShape[seriesIndex % config.dataPointShape.length];
              drawPointShape(points, eachSeries.color, shape, context,opts);
          }
      });
      if (opts.dataLabel !== false && process === 1) {
          series.forEach(function (eachSeries, seriesIndex) {
              var data = eachSeries.data;
              var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
              drawPointText(points, eachSeries, config, context);
          });
      }
  
      context.restore();
  
      return {
          xAxisPoints: xAxisPoints,
          calPoints: calPoints,
          eachSpacing: eachSpacing
      };
  }
  
  function drawMixDataPoints(series, opts, config, context) {
      var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
  
      var _calYAxisData6 = calYAxisData(series, opts, config),
          ranges = _calYAxisData6.ranges;
  
      var _getXAxisPoints6 = getXAxisPoints(opts.categories, opts, config),
          xAxisPoints = _getXAxisPoints6.xAxisPoints,
          eachSpacing = _getXAxisPoints6.eachSpacing;
  
      var minRange = ranges.pop();
      var maxRange = ranges.shift();
  	var endY = opts.height - config.padding - config.xAxisHeight - config.legendHeight;
      var calPoints = [];
  	
  	var columnIndex=0;
  	var columnLength=0;
  	series.forEach(function (eachSeries, seriesIndex) {
  		if(eachSeries.type=='column'){
  			columnLength+=1;
  		}
  	});
      context.save();
      if (opts._scrollDistance_ && opts._scrollDistance_ !== 0 && opts.enableScroll === true) {
          context.translate(opts._scrollDistance_, 0);
      }
  
      if (opts.tooltip && opts.tooltip.textList && opts.tooltip.textList.length && process === 1) {
          drawToolTipSplitLine(opts.tooltip.offset.x, opts, config, context);
      }
  
      series.forEach(function (eachSeries, seriesIndex) {
          var data = eachSeries.data;
          var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
          calPoints.push(points);
          
  		// 绘制柱状数据图
  		if(eachSeries.type=='column'){
  			points = fixColumeData(points, eachSpacing, columnLength , columnIndex, config, opts);
  			points.forEach(function (item, index) {
  			    if (item !== null) {
  					context.beginPath();
  					context.setFillStyle(item.color || eachSeries.color);
  			        var startX = item.x - item.width / 2 + 1;
  			        var height = opts.height - item.y - config.padding - config.xAxisHeight - config.legendHeight;
  			        context.moveTo(startX, item.y);
  			        context.rect(startX, item.y, item.width - 2, height);
  					context.closePath();
  					context.fill();
  			    }
  			});
  			columnIndex+=1;
  		}
  		
  		//绘制区域图数据
  		
  		if(eachSeries.type=='area'){
  			var splitPointList = splitPoints(points);
  			splitPointList.forEach(function (points) {
  				// 绘制区域数据
  				context.beginPath();
  				context.setStrokeStyle(eachSeries.color);
  				context.setFillStyle(eachSeries.color);
  				context.setGlobalAlpha(0.2);
  				context.setLineWidth(2*opts.pixelRatio);
  				if (points.length > 1) {
  					var firstPoint = points[0];
  					var lastPoint = points[points.length - 1];
  					context.moveTo(firstPoint.x, firstPoint.y);
  					if (eachSeries.style === 'curve') {
  						points.forEach(function (item, index) {
  							if (index > 0) {
  								var ctrlPoint = createCurveControlPoints(points, index - 1);
  								context.bezierCurveTo(ctrlPoint.ctrA.x, ctrlPoint.ctrA.y, ctrlPoint.ctrB.x, ctrlPoint.ctrB.y, item.x, item.y);
  							}
  						});
  					} else {
  						points.forEach(function (item, index) {
  							if (index > 0) {
  								context.lineTo(item.x, item.y);
  							}
  						});
  					}
  					context.lineTo(lastPoint.x, endY);
  					context.lineTo(firstPoint.x, endY);
  					context.lineTo(firstPoint.x, firstPoint.y);
  				} else {
  					var item = points[0];
  					context.moveTo(item.x - eachSpacing / 2, item.y);
  					context.lineTo(item.x + eachSpacing / 2, item.y);
  					context.lineTo(item.x + eachSpacing / 2, endY);
  					context.lineTo(item.x - eachSpacing / 2, endY);
  					context.moveTo(item.x - eachSpacing / 2, item.y);
  				}
  				context.closePath();
  				context.fill();
  				context.setGlobalAlpha(1);
  			});
  		}
  		
  		
  		
  		// 绘制折线数据图
  		if(eachSeries.type=='line'){
  			var splitPointList = splitPoints(points);
  			splitPointList.forEach(function (points, index) {
  				context.beginPath();
  				context.setStrokeStyle(eachSeries.color);
  				context.setLineWidth(2*opts.pixelRatio);
  				if (points.length === 1) {
  					context.moveTo(points[0].x, points[0].y);
  					context.arc(points[0].x, points[0].y, 1, 0, 2 * Math.PI);
  				} else {
  					context.moveTo(points[0].x, points[0].y);
  					if (eachSeries.style=='curve') {
  						points.forEach(function (item, index) {
  							if (index > 0) {
  								var ctrlPoint = createCurveControlPoints(points, index - 1);
  								context.bezierCurveTo(ctrlPoint.ctrA.x, ctrlPoint.ctrA.y, ctrlPoint.ctrB.x, ctrlPoint.ctrB.y, item.x, item.y);
  							}
  						});
  					} else {
  						points.forEach(function (item, index) {
  							if (index > 0) {
  								context.lineTo(item.x, item.y);
  							}
  						});
  					}
  					context.moveTo(points[0].x, points[0].y);
  				}
  				context.closePath();
  				context.stroke();
  			});
  		}
  		
  		// 绘制点数据图
  		if(eachSeries.type=='point'){
  			var splitPointList = splitPoints(points);
  			splitPointList.forEach(function (points, index) {
  				context.beginPath();
  				context.setStrokeStyle(eachSeries.color);
  				context.setLineWidth(2*opts.pixelRatio);
  				context.moveTo(points[0].x, points[0].y);
  				context.arc(points[0].x, points[0].y, 1, 0, 2 * Math.PI);
  				context.closePath();
  				context.stroke();
  			});
  		}
  		
          if (opts.dataPointShape !== false && eachSeries.type!=='column') {
              var shape = config.dataPointShape[seriesIndex % config.dataPointShape.length];
              drawPointShape(points, eachSeries.color, shape, context,opts);
          }
      });
      if (opts.dataLabel !== false && process === 1) {
  		var columnIndex=0;
          series.forEach(function (eachSeries, seriesIndex) {
              var data = eachSeries.data;
  			var points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  			if(eachSeries.type!=='column'){
  				drawPointText(points, eachSeries, config, context);
  			}else{
  				points = fixColumeData(points, eachSpacing, columnLength, columnIndex, config, opts);
  				drawPointText(points, eachSeries, config, context);
  				columnIndex+=1;
  			}
              
          });
      }
  
      context.restore();
  
      return {
          xAxisPoints: xAxisPoints,
          calPoints: calPoints,
          eachSpacing: eachSpacing
      };
  }
  
  function drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints) {
  	var toolTipOption = opts.extra.tooltip || {};
  	if(toolTipOption.horizentalLine && opts.tooltip && process === 1 && (opts.type=='line' || opts.type=='area' || opts.type=='column' || opts.type=='candle' || opts.type=='mix')){
  		drawToolTipHorizentalLine(opts, config, context, eachSpacing, xAxisPoints)
  	}
      context.save();
      if (opts._scrollDistance_ && opts._scrollDistance_ !== 0 && opts.enableScroll === true) {
          context.translate(opts._scrollDistance_, 0);
      }
      if (opts.tooltip && opts.tooltip.textList && opts.tooltip.textList.length && process === 1) {
          drawToolTip(opts.tooltip.textList, opts.tooltip.offset, opts, config, context, eachSpacing, xAxisPoints);
      }
      context.restore();
  	
  }
  
  function drawXAxis(categories, opts, config, context) {
  	
      var _getXAxisPoints4 = getXAxisPoints(categories, opts, config),
          xAxisPoints = _getXAxisPoints4.xAxisPoints,
          startX = _getXAxisPoints4.startX,
          endX = _getXAxisPoints4.endX,
          eachSpacing = _getXAxisPoints4.eachSpacing;
  
      var startY = opts.height - config.padding - config.xAxisHeight - config.legendHeight;
      var endY = config.padding;
  
  
  	//绘制滚动条
  	if(opts.enableScroll && opts.xAxis.scrollShow){
  		var scrollY=opts.height - config.padding - config.legendHeight + 4*opts.pixelRatio;
  		var scrollScreenWidth=endX-startX;
  		var scrollTotalWidth=eachSpacing*(xAxisPoints.length-1);
  		var scrollWidth=scrollScreenWidth*scrollScreenWidth/scrollTotalWidth;
  		var scrollLeft=0;
  		if (opts._scrollDistance_){
  			scrollLeft=-opts._scrollDistance_*(scrollScreenWidth)/scrollTotalWidth;
  		}
  		context.beginPath();
  		context.setLineCap('round');
  		context.setLineWidth(6*opts.pixelRatio);
  		context.setStrokeStyle(opts.xAxis.scrollBackgroundColor || "#EFEBEF");
  		context.moveTo(startX, scrollY);
  		context.lineTo(endX, scrollY);
  		context.stroke();
  		context.closePath();
  		context.beginPath();
  		context.setLineCap('round');
  		context.setLineWidth(6*opts.pixelRatio);
  		context.setStrokeStyle(opts.xAxis.scrollColor ||"#A6A6A6");
  		context.moveTo(startX+scrollLeft, scrollY);
  		context.lineTo(startX+scrollLeft+scrollWidth, scrollY);
  		context.stroke();
  		context.closePath();
  	}
  	
      context.save();
  	
      if (opts._scrollDistance_ && opts._scrollDistance_ !== 0) {
          context.translate(opts._scrollDistance_, 0);
      }
  
      context.beginPath();
      context.setStrokeStyle(opts.xAxis.gridColor || "#cccccc");
  	context.setLineCap('butt');
  	context.setLineWidth(1*opts.pixelRatio);
  	if(opts.xAxis.gridType=='dash'){
  		context.setLineDash([opts.xAxis.dashLength,opts.xAxis.dashLength]);
  	}
      if (opts.xAxis.disableGrid !== true) {
          if (opts.xAxis.type === 'calibration') {
              xAxisPoints.forEach(function (item, index) {
                  if (index > 0) {
                      context.moveTo(item - eachSpacing / 2, startY);
                      context.lineTo(item - eachSpacing / 2, startY + 4*opts.pixelRatio);
                  }
              });
          } else {
              xAxisPoints.forEach(function (item, index) {
                  context.moveTo(item, startY);
                  context.lineTo(item, endY);
              });
          }
      }
      context.closePath();
      context.stroke();
  	context.setLineDash([]);
  
  	//不绘制X轴
  	if (opts.xAxis.disabled !== true) {
  		// 对X轴列表做抽稀处理
  		var validWidth = opts.width - 2 * config.padding - config.yAxisWidth - config.yAxisTitleWidth;
  		var maxXAxisListLength = Math.min(categories.length, Math.ceil(validWidth / config.fontSize / 1.5));
  		var ratio = Math.ceil(categories.length / maxXAxisListLength);
  		categories = categories.map(function (item, index) {
  			return index % ratio !== 0 ? '' : item;
  		});
  
  		if (config._xAxisTextAngle_ === 0) {
  			categories.forEach(function (item, index) {
  				var offset = eachSpacing / 2 - measureText(item) / 2;
  				context.beginPath();
  				context.setFontSize(config.fontSize);
  				context.setFillStyle(opts.xAxis.fontColor || '#666666');
  				context.fillText(item, xAxisPoints[index] + offset, startY + config.fontSize + 5);
  				context.closePath();
  				context.stroke();
  			});
  			
  		} else {
  			categories.forEach(function (item, index) {
  				context.save();
  				context.beginPath();
  				context.setFontSize(config.fontSize);
  				context.setFillStyle(opts.xAxis.fontColor || '#666666');
  				var textWidth = measureText(item);
  				var offset = eachSpacing / 2 - textWidth;
  
  				var _calRotateTranslate = calRotateTranslate(xAxisPoints[index] + eachSpacing / 2, startY + config.fontSize / 2 + 5, opts.height),
  					transX = _calRotateTranslate.transX,
  					transY = _calRotateTranslate.transY;
  
  				context.rotate(-1 * config._xAxisTextAngle_);
  				context.translate(transX, transY);
  				context.fillText(item, xAxisPoints[index] + offset, startY + config.fontSize + 5);
  				context.closePath();
  				context.stroke();
  				context.restore();
  			});
  		}
  	}	
      context.restore();
  
  }
  
  function drawYAxisGrid(categories,opts, config, context) {
  	if (opts.yAxis.disableGrid === true) {
          return;
      }
      var spacingValid = opts.height - 2 * config.padding - config.xAxisHeight - config.legendHeight;
      var eachSpacing = Math.floor(spacingValid / config.yAxisSplit);
      var yAxisTotalWidth = config.yAxisWidth + config.yAxisTitleWidth;
      var startX = config.padding + yAxisTotalWidth;
  	var _getXAxisPoints4 = getXAxisPoints(categories, opts, config),
  	    xAxisPoints = _getXAxisPoints4.xAxisPoints,
  	    xAxiseachSpacing = _getXAxisPoints4.eachSpacing;
  	var TotalWidth=xAxiseachSpacing*(xAxisPoints.length-1);
  	var endX = startX+TotalWidth;
  	
      var points = [];
      for (var i = 0; i < config.yAxisSplit; i++) {
          points.push(config.padding + eachSpacing * i);
      }
      points.push(config.padding + eachSpacing * config.yAxisSplit + 2);
  
  	context.save();
      if (opts._scrollDistance_ && opts._scrollDistance_ !== 0) {
          context.translate(opts._scrollDistance_, 0);
      }
  	
  	if(opts.yAxis.gridType=='dash'){
  		context.setLineDash([opts.yAxis.dashLength,opts.yAxis.dashLength]);
  	}
      context.beginPath();
      context.setStrokeStyle(opts.yAxis.gridColor || "#cccccc");
  	
      context.setLineWidth(1*opts.pixelRatio);
      points.forEach(function (item, index) {
          context.moveTo(startX, item);
          context.lineTo(endX, item);
      });
      context.closePath();
      context.stroke();
  	context.setLineDash([]);
  	
  	context.restore();
  }
  
  function drawYAxis(series, opts, config, context) {
      if (opts.yAxis.disabled === true) {
          return;
      }
  
      var _calYAxisData4 = calYAxisData(series, opts, config),
          rangesFormat = _calYAxisData4.rangesFormat;
  
      var yAxisTotalWidth = config.yAxisWidth + config.yAxisTitleWidth;
  
      var spacingValid = opts.height - 2 * config.padding - config.xAxisHeight - config.legendHeight;
      var eachSpacing = Math.floor(spacingValid / config.yAxisSplit);
      var startX = config.padding + yAxisTotalWidth;
      var endX = opts.width - config.padding;
      var endY = opts.height - config.padding - config.xAxisHeight - config.legendHeight;
  
      // set YAxis background
  	context.beginPath();
      context.setFillStyle(opts.background || '#ffffff');
      if (opts._scrollDistance_ < 0) {
          context.fillRect(0, 0, startX, endY + config.xAxisHeight );
      }
      context.fillRect(endX, 0, opts.width, endY + config.xAxisHeight );
  	context.closePath();
  	context.stroke();
  
      var points = [];
      for (var i = 0; i <= config.yAxisSplit; i++) {
          points.push(config.padding + eachSpacing * i);
      }
      
      
      rangesFormat.forEach(function (item, index) {
          var pos = points[index] ? points[index] : endY;
  		context.beginPath();
  		context.setFontSize(config.fontSize);
  		context.setFillStyle(opts.yAxis.fontColor || '#666666');
          context.fillText(item, config.padding + config.yAxisTitleWidth, pos + config.fontSize / 2);
  		context.closePath();
  		context.stroke();
      });
      
  
      if (opts.yAxis.title) {
          drawYAxisTitle(opts.yAxis.title, opts, config, context);
      }
  }
  
  function drawLegend(series, opts, config, context) {
      if (opts.legend===false) {
          return;
      }
      // each legend shape width 15px
      // the spacing between shape and text in each legend is the `padding`
      // each legend spacing is the `padding`
      // legend margin top `config.padding`
  
      var _calLegendData = calLegendData(series, opts, config),
          legendList = _calLegendData.legendList;
  
      var padding = 5*opts.pixelRatio;
      var marginTop = 10*opts.pixelRatio;
      var shapeWidth = 15*opts.pixelRatio;
      legendList.forEach(function (itemList, listIndex) {
          var width = 0;
          itemList.forEach(function (item) {
              item.name = item.name || 'undefined';
              width += 3 * padding + measureText(item.name) + shapeWidth;
          });
          var startX = (opts.width - width) / 2 + padding;
          var startY = opts.height - config.padding - config.legendHeight + listIndex * (config.fontSize + marginTop) + padding + marginTop;
  
          context.setFontSize(config.fontSize);
          itemList.forEach(function (item) {
              switch (opts.type) {
                  case 'line':
                      context.beginPath();
                      context.setLineWidth(1*opts.pixelRatio);
                      context.setStrokeStyle(item.color);
                      context.setFillStyle(item.color);
                      context.moveTo(startX + 7.5*opts.pixelRatio, startY + 5*opts.pixelRatio);
                      context.arc(startX + 7.5*opts.pixelRatio, startY + 5*opts.pixelRatio, 6*opts.pixelRatio, 0, 2 * Math.PI);
                      context.closePath();
                      context.fill();
                      context.stroke();
                      break;
                  case 'pie':
  					context.beginPath();
  					context.setLineWidth(1*opts.pixelRatio);
  					context.setStrokeStyle(item.color);
  					context.setFillStyle(item.color);
  					context.moveTo(startX + 7.5*opts.pixelRatio, startY + 5*opts.pixelRatio);
  					context.arc(startX + 7.5*opts.pixelRatio, startY + 5*opts.pixelRatio, 6*opts.pixelRatio, 0, 2 * Math.PI);
  					context.closePath();
  					context.fill();
  					context.stroke();
  					break;
                  case 'ring':
                      context.beginPath();
                      context.setLineWidth(1*opts.pixelRatio);
                      context.setStrokeStyle(item.color);
                      context.setFillStyle(item.color);
                      context.moveTo(startX + 7.5*opts.pixelRatio, startY + 5*opts.pixelRatio);
                      context.arc(startX + 7.5*opts.pixelRatio, startY + 5*opts.pixelRatio, 6*opts.pixelRatio, 0, 2 * Math.PI);
                      context.closePath();
                      context.fill();
                      context.stroke();
                      break;
  				//圆弧进度图不显示图例
  				case 'gauge':
  					break;
  				case 'arcbar':
  					break;
                  default:
                      context.beginPath();
                      context.setFillStyle(item.color);
                      context.moveTo(startX, startY);
                      context.fillRect(startX, startY, 15*opts.pixelRatio, 10*opts.pixelRatio);
                      context.closePath();
                      context.fill();
                      context.stroke();
              }
              startX += padding + shapeWidth;
              context.beginPath();
  			context.setFontSize(config.fontSize);
              context.setFillStyle(opts.extra.legendTextColor || '#333333');
              context.fillText(item.name, startX, startY + 6*opts.pixelRatio+3*opts.pixelRatio);
              context.closePath();
              context.stroke();
              startX += measureText(item.name) + 2 * padding;
          });
      });
  }
  
  function drawPieDataPoints(series, opts, config, context) {
      var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
  
      var pieOption = opts.extra.pie || {};
      series = getPieDataPoints(series, process);
      var centerPosition = {
          x: opts.width / 2,
          y: (opts.height - config.legendHeight) / 2
      };
      var radius = Math.min(centerPosition.x - config.pieChartLinePadding - config.pieChartTextPadding - config._pieTextMaxLength_, centerPosition.y - config.pieChartLinePadding - config.pieChartTextPadding);
      if (opts.dataLabel) {
          radius -= 10;
      } else {
          radius -= 2 * config.padding;
      }
  	
  	var activeRadius=radius+config.pieChartLinePadding/2;
  	
  	
      series = series.map(function (eachSeries) {
          eachSeries._start_ += (pieOption.offsetAngle || 0) * Math.PI / 180;
          return eachSeries;
      });
      series.forEach(function (eachSeries,seriesIndex) {
  		if(opts.tooltip){
  			if(opts.tooltip.index==seriesIndex){
  				context.beginPath();
  				context.setFillStyle(hexToRgb(eachSeries.color, opts.extra.pie.activeOpacity || 0.5));
  				context.moveTo(centerPosition.x, centerPosition.y);
  				context.arc(centerPosition.x, centerPosition.y, activeRadius, eachSeries._start_, eachSeries._start_ + 2 * eachSeries._proportion_ * Math.PI);
  				context.closePath();
  				context.fill();
  			}
  		}
          context.beginPath();
          context.setLineWidth(2*opts.pixelRatio);
          context.setStrokeStyle('#ffffff');
          context.setFillStyle(eachSeries.color);
          context.moveTo(centerPosition.x, centerPosition.y);
          context.arc(centerPosition.x, centerPosition.y, radius, eachSeries._start_, eachSeries._start_ + 2 * eachSeries._proportion_ * Math.PI);
          context.closePath();
          context.fill();
          if (opts.disablePieStroke !== true) {
              context.stroke();
          }
      });
  
      if (opts.type === 'ring') {
          var innerPieWidth = radius * 0.6;
          if (typeof opts.extra.pie.ringWidth === 'number' && opts.extra.pie.ringWidth > 0) {
              innerPieWidth = Math.max(0, radius - opts.extra.pie.ringWidth-10); //环形空圆 半径
          }
          context.beginPath();
          context.setFillStyle(opts.background || '#ffffff');
          context.moveTo(centerPosition.x, centerPosition.y);
          context.arc(centerPosition.x, centerPosition.y, innerPieWidth, 0, 2 * Math.PI);
          context.closePath();
          context.fill();
      }
  
      if (opts.dataLabel !== false && process === 1) {
          // fix https://github.com/xiaolin3303/wx-charts/issues/132
          var valid = false;
          for (var i = 0, len = series.length; i < len; i++) {
              if (series[i].data > 0) {
                  valid = true;
                  break;
              }
          }
  
          if (valid) {
              drawPieText(series, opts, config, context, radius, centerPosition);
          }
      }
  
      if (process === 1 && opts.type === 'ring') {
          drawRingTitle(opts, config, context);
      }
  
      return {
          center: centerPosition,
          radius: radius,
          series: series
      };
  }
  
  function drawArcbarDataPoints(series, opts, config, context) {
      var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
  
      var arcbarOption = opts.extra.arcbar || {};
  	arcbarOption.startAngle=arcbarOption.startAngle? arcbarOption.startAngle: 0.75;
  	arcbarOption.endAngle=arcbarOption.endAngle? arcbarOption.endAngle : 0.25;
  	arcbarOption.type=arcbarOption.type? arcbarOption.type : 'default';
  	
      series = getArcbarDataPoints(series, arcbarOption, process);
      var centerPosition = {
          x: opts.width / 2,
          y: (opts.height) / 2
      };
      var radius = Math.min(centerPosition.x , centerPosition.y);
     
  	if (typeof arcbarOption.width === 'number' && arcbarOption.width > 0) {
  	    arcbarOption.width=arcbarOption.width;
  	}else{
  		arcbarOption.width=12*opts.pixelRatio;
  	}
  	radius -= config.padding+arcbarOption.width/2;
  	
  	//背景颜色
  	context.setLineWidth(arcbarOption.width); // 设置圆环的宽度
  	context.setStrokeStyle(arcbarOption.backgroundColor || '#E9E9E9'); // 设置圆环的颜色
  	context.setLineCap('round'); // 设置圆环端点的形状
  	context.beginPath(); //开始一个新的路径
  	if(arcbarOption.type=='default'){
  		context.arc(centerPosition.x, centerPosition.y, radius, arcbarOption.startAngle * Math.PI, arcbarOption.endAngle * Math.PI, false);
  	}else{
  		context.arc(centerPosition.x, centerPosition.y, radius, 0, 2 * Math.PI, false);
  	}
  	
  	context.stroke(); //对当前路径进行描边
  		
  			
      series.forEach(function (eachSeries) {
  		context.setLineWidth(arcbarOption.width);
  		context.setStrokeStyle(eachSeries.color);
  		context.setLineCap('round');
  		context.beginPath();
  		context.arc(centerPosition.x, centerPosition.y, radius, arcbarOption.startAngle * Math.PI, eachSeries._proportion_ * Math.PI, false);
  		context.stroke();
  		
      });
      drawRingTitle(opts, config, context);
      return {
          center: centerPosition,
          radius: radius,
          series: series
      };
  }
  
  function drawGaugeDataPoints(categories,series, opts, config, context) {
  	var process = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : 1;
  	var gaugeOption = opts.extra.gauge || {};
  	gaugeOption.startAngle=gaugeOption.startAngle? gaugeOption.startAngle: 0.75;
  	if(gaugeOption.oldAngle==undefined){
  		gaugeOption.oldAngle=gaugeOption.startAngle;
  	}
  	if(gaugeOption.oldData==undefined){
  		gaugeOption.oldData=0;
  	}
  	gaugeOption.endAngle=gaugeOption.endAngle? gaugeOption.endAngle : 0.25;
  	categories = getGaugeAxisPoints(categories,gaugeOption.startAngle,gaugeOption.endAngle);
  	var centerPosition = {
  	    x: opts.width / 2,
  	    y: (opts.height) / 2
  	};
  	var radius = Math.min(centerPosition.x , centerPosition.y);
  	if (typeof gaugeOption.width === 'number' && gaugeOption.width > 0) {
  	    gaugeOption.width=gaugeOption.width;
  	}else{
  		gaugeOption.width=15*opts.pixelRatio;
  	}
  	radius -= config.padding+gaugeOption.width/2;
  	var innerRadius = radius-gaugeOption.width;
  	
  	
  	
  	//画背景
  	context.setLineWidth(gaugeOption.width);
  	context.setLineCap('butt'); 
  	categories.forEach(function (eachCategories) {
  		context.beginPath(); 
  		context.setStrokeStyle(eachCategories.color); 
  		context.arc(centerPosition.x, centerPosition.y, radius, eachCategories._startAngle_ * Math.PI, eachCategories._endAngle_ * Math.PI, false);
  		context.stroke(); 
  	});
  	context.save();
  	
  	//画刻度线
  	let totalAngle=gaugeOption.startAngle-gaugeOption.endAngle+1;
  	gaugeOption.splitLine.fixRadius=gaugeOption.splitLine.fixRadius? gaugeOption.splitLine.fixRadius : 0;
  	gaugeOption.splitLine.splitNumber=gaugeOption.splitLine.splitNumber? gaugeOption.splitLine.splitNumber : 10;
  	gaugeOption.splitLine.width=gaugeOption.splitLine.width? gaugeOption.splitLine.width : 15*opts.pixelRatio ;
  	gaugeOption.splitLine.color=gaugeOption.splitLine.color? gaugeOption.splitLine.color : '#FFFFFF';
  	gaugeOption.splitLine.childNumber=gaugeOption.splitLine.childNumber? gaugeOption.splitLine.childNumber : 5;
  	gaugeOption.splitLine.childWidth=gaugeOption.splitLine.childWidth? gaugeOption.splitLine.childWidth : 5*opts.pixelRatio;
  	
  	let splitAngle=totalAngle/gaugeOption.splitLine.splitNumber;
  	let childAngle=totalAngle/gaugeOption.splitLine.splitNumber/gaugeOption.splitLine.childNumber;
  	let startX=-radius-gaugeOption.width*0.5-gaugeOption.splitLine.fixRadius;
  	let endX=-radius-gaugeOption.width*0.5-gaugeOption.splitLine.fixRadius+gaugeOption.splitLine.width;
  	let childendX=-radius-gaugeOption.width*0.5-gaugeOption.splitLine.fixRadius+gaugeOption.splitLine.childWidth;
  	
  	context.translate(centerPosition.x, centerPosition.y);
  	context.rotate((gaugeOption.startAngle-1)* Math.PI);
  	
  	for(let i=0 ; i< gaugeOption.splitLine.splitNumber+1; i++){
  		context.beginPath();
  		context.setStrokeStyle(gaugeOption.splitLine.color);
  		context.setLineWidth(2*opts.pixelRatio);
  		context.moveTo(startX, 0);
  		context.lineTo(endX, 0);
  		context.stroke();
  		context.rotate(splitAngle* Math.PI);
  	}
  	context.restore();
  	
  	context.save();
  	context.translate(centerPosition.x, centerPosition.y);
  	context.rotate((gaugeOption.startAngle-1)* Math.PI);
  	
  	for(let i=0 ; i< gaugeOption.splitLine.splitNumber*gaugeOption.splitLine.childNumber+1; i++){
  		context.beginPath();
  		context.setStrokeStyle(gaugeOption.splitLine.color);
  		context.setLineWidth(1*opts.pixelRatio);
  		context.moveTo(startX, 0);
  		context.lineTo(childendX, 0);
  		context.stroke();
  		context.rotate(childAngle* Math.PI);
  	}
  	context.restore();
  	
  	//画指针
  	gaugeOption.pointer.width=gaugeOption.pointer.width? gaugeOption.pointer.width : 15*opts.pixelRatio;
  	if (gaugeOption.pointer.color == undefined || gaugeOption.pointer.color == 'auto') {
  	    gaugeOption.pointer.color == 'auto';
  	}else{
  		gaugeOption.pointer.color == gaugeOption.pointer.color;
  	}
  	series = getGaugeDataPoints(series,categories,gaugeOption, process);
  	
  	series.forEach(function (eachSeries) {
  		context.save();
  		context.translate(centerPosition.x, centerPosition.y);
  		context.rotate((eachSeries._proportion_-1)* Math.PI);
  		context.beginPath();
  		context.setFillStyle(eachSeries.color);
  		context.moveTo(gaugeOption.pointer.width, 0);
  		context.lineTo(0,-gaugeOption.pointer.width/2);
  		context.lineTo(-innerRadius,0);
  		context.lineTo(0,gaugeOption.pointer.width/2);
  		context.lineTo(gaugeOption.pointer.width,0);
  		context.closePath();
  		context.fill();
  		context.beginPath(); 
  		context.setFillStyle('#FFFFFF');
  		context.arc(0, 0, gaugeOption.pointer.width/6, 0,2* Math.PI, false);
  		context.fill();
  		context.restore();
  	});
  	
  	if (opts.dataLabel !== false) {
  		drawGaugeLabel(gaugeOption, radius, centerPosition, opts, config, context);
  	}
  	
  	drawRingTitle(opts, config, context);
  	
  	if (process === 1 && opts.type === 'gauge') {
  		gaugeOption.oldAngle=series[0]._proportion_;
  		gaugeOption.oldData=series[0].data;
  	}
  	return {
  	    center: centerPosition,
  	    radius: radius,
  		innerRadius:innerRadius,
  	    categories: categories,
  		totalAngle:totalAngle
  	};
  }
  
  function drawRadarDataPoints(series, opts, config, context) {
      var process = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 1;
  
      var radarOption = opts.extra.radar || {};
      var coordinateAngle = getRadarCoordinateSeries(opts.categories.length);
      var centerPosition = {
          x: opts.width / 2,
          y: (opts.height - config.legendHeight) / 2
      };
  
      var radius = Math.min(centerPosition.x - (getMaxTextListLength(opts.categories) + config.radarLabelTextMargin), centerPosition.y - config.radarLabelTextMargin);
  
      radius -= config.padding;
  
      // draw grid
      context.beginPath();
      context.setLineWidth(1*opts.pixelRatio);
      context.setStrokeStyle(radarOption.gridColor || "#cccccc");
      coordinateAngle.forEach(function (angle) {
          var pos = convertCoordinateOrigin(radius * Math.cos(angle), radius * Math.sin(angle), centerPosition);
          context.moveTo(centerPosition.x, centerPosition.y);
          context.lineTo(pos.x, pos.y);
      });
      context.stroke();
      context.closePath();
  
      // draw split line grid
  
      var _loop = function _loop(i) {
          var startPos = {};
          context.beginPath();
          context.setLineWidth(1*opts.pixelRatio);
          context.setStrokeStyle(radarOption.gridColor || "#cccccc");
          coordinateAngle.forEach(function (angle, index) {
              var pos = convertCoordinateOrigin(radius / config.radarGridCount * i * Math.cos(angle), radius / config.radarGridCount * i * Math.sin(angle), centerPosition);
              if (index === 0) {
                  startPos = pos;
                  context.moveTo(pos.x, pos.y);
              } else {
                  context.lineTo(pos.x, pos.y);
              }
          });
          context.lineTo(startPos.x, startPos.y);
          context.stroke();
          context.closePath();
      };
  
      for (var i = 1; i <= config.radarGridCount; i++) {
          _loop(i);
      }
  
      var radarDataPoints = getRadarDataPoints(coordinateAngle, centerPosition, radius, series, opts, process);
  	
      radarDataPoints.forEach(function (eachSeries, seriesIndex) {
          // 绘制区域数据
          context.beginPath();
          context.setFillStyle(eachSeries.color);
          context.setGlobalAlpha(0.3);
          eachSeries.data.forEach(function (item, index) {
              if (index === 0) {
                  context.moveTo(item.position.x, item.position.y);
              } else {
                  context.lineTo(item.position.x, item.position.y);
              }
          });
          context.closePath();
          context.fill();
          context.setGlobalAlpha(1);
  
          if (opts.dataPointShape !== false) {
              var shape = config.dataPointShape[seriesIndex % config.dataPointShape.length];
              var points = eachSeries.data.map(function (item) {
                  return item.position;
              });
              drawPointShape(points, eachSeries.color, shape, context,opts);
          }
      });
      // draw label text
      drawRadarLabel(coordinateAngle, radius, centerPosition, opts, config, context);
  
      return {
          center: centerPosition,
          radius: radius,
          angleList: coordinateAngle
      };
  }
  
  function drawCanvas(opts, context) {
      context.draw();
  }
  
  var Timing = {
      easeIn: function easeIn(pos) {
          return Math.pow(pos, 3);
      },
  
      easeOut: function easeOut(pos) {
          return Math.pow(pos - 1, 3) + 1;
      },
  
      easeInOut: function easeInOut(pos) {
          if ((pos /= 0.5) < 1) {
              return 0.5 * Math.pow(pos, 3);
          } else {
              return 0.5 * (Math.pow(pos - 2, 3) + 2);
          }
      },
  
      linear: function linear(pos) {
          return pos;
      }
  };
  
  function Animation(opts) {
      this.isStop = false;
      opts.duration = typeof opts.duration === 'undefined' ? 1000 : opts.duration;
      opts.timing = opts.timing || 'linear';
  
      var delay = 17;
  
      var createAnimationFrame = function createAnimationFrame() {
  		
          if (typeof requestAnimationFrame !== 'undefined') {
  			return requestAnimationFrame;
          } else if (typeof setTimeout !== 'undefined') {
  			
              return function (step, delay) {
                  setTimeout(function () {
                      var timeStamp = +new Date();
                      step(timeStamp);
                  }, delay);
              };
          } else {
  			
              return function (step) {
                  step(null);
              };
          }
      };
      var animationFrame = createAnimationFrame();
      var startTimeStamp = null;
  	
      var _step = function step(timestamp) {
  		
          if (timestamp === null || this.isStop === true) {
              opts.onProcess && opts.onProcess(1);
              opts.onAnimationFinish && opts.onAnimationFinish();
              return;
          }
          if (startTimeStamp === null) {
              startTimeStamp = timestamp;
          }
          if (timestamp - startTimeStamp < opts.duration) {
              var process = (timestamp - startTimeStamp) / opts.duration;
              var timingFunction = Timing[opts.timing];
              process = timingFunction(process);
  			
              opts.onProcess && opts.onProcess(process);
              animationFrame(_step, delay);
          } else {
              opts.onProcess && opts.onProcess(1);
              opts.onAnimationFinish && opts.onAnimationFinish();
          }
      };
      _step = _step.bind(this);
      animationFrame(_step, delay);
  }
  
  // stop animation immediately
  // and tigger onAnimationFinish
  Animation.prototype.stop = function () {
      this.isStop = true;
  };
  
  function drawCharts(type, opts, config, context) {
      var _this = this;
  
      var series = opts.series;
      var categories = opts.categories;
      series = fillSeriesColor(series, config);
  	series = fillSeriesType(series, opts);
  	
      var _calLegendData = calLegendData(series, opts, config),
          legendHeight = _calLegendData.legendHeight;
  
      config.legendHeight = legendHeight;
  
      var _calYAxisData = calYAxisData(series, opts, config),
          yAxisWidth = _calYAxisData.yAxisWidth;
  
      config.yAxisWidth = yAxisWidth;
      if (categories && categories.length) {
          var _calCategoriesData = calCategoriesData(categories, opts, config),
              xAxisHeight = _calCategoriesData.xAxisHeight,
              angle = _calCategoriesData.angle;
  
          config.xAxisHeight = xAxisHeight;
          config._xAxisTextAngle_ = angle;
      }
      if (type === 'pie' || type === 'ring') {
          config._pieTextMaxLength_ = opts.dataLabel === false ? 0 : getPieTextMaxLength(series);
      }
  
      var duration = opts.animation ? 1000 : 0;
      this.animationInstance && this.animationInstance.stop();
  	
  	//先清空画布,不然百度和支付宝ToolTip有重影
  	context.clearRect(0, 0, opts.width, opts.height);
  	
  	
      switch (type) {
          case 'line':
              this.animationInstance = new Animation({
                  timing: 'easeIn',
                  duration: duration,
                  onProcess: function onProcess(process) {
  					if(opts.rotate){
  						contextRotate(context,opts);
  					}
                      drawYAxisGrid(categories,opts, config, context);
                      drawXAxis(categories, opts, config, context);
                      var _drawLineDataPoints = drawLineDataPoints(series, opts, config, context, process),
                          xAxisPoints = _drawLineDataPoints.xAxisPoints,
                          calPoints = _drawLineDataPoints.calPoints,
                          eachSpacing = _drawLineDataPoints.eachSpacing;
  
                      _this.chartData.xAxisPoints = xAxisPoints;
                      _this.chartData.calPoints = calPoints;
                      _this.chartData.eachSpacing = eachSpacing;
                      drawLegend(opts.series, opts, config, context);
                      drawYAxis(series, opts, config, context);
  					drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
                      drawCanvas(opts, context);
  					
                  },
                  onAnimationFinish: function onAnimationFinish() {
                      _this.event.trigger('renderComplete');
                  }
              });
  			
              break;
  		case 'mix':
  		    this.animationInstance = new Animation({
  		        timing: 'easeIn',
  		        duration: duration,
  		        onProcess: function onProcess(process) {
  					if(opts.rotate){
  						contextRotate(context,opts);
  					}
  		            drawYAxisGrid(categories,opts, config, context);
  		            drawXAxis(categories, opts, config, context);
  		            var _drawMixDataPoints = drawMixDataPoints(series, opts, config, context, process),
  		                xAxisPoints = _drawMixDataPoints.xAxisPoints,
  		                calPoints = _drawMixDataPoints.calPoints,
  		                eachSpacing = _drawMixDataPoints.eachSpacing;
  		
  		            _this.chartData.xAxisPoints = xAxisPoints;
  		            _this.chartData.calPoints = calPoints;
  		            _this.chartData.eachSpacing = eachSpacing;
  		            drawLegend(opts.series, opts, config, context);
  		            drawYAxis(series, opts, config, context);
  					drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
  		            drawCanvas(opts, context);
  		        },
  		        onAnimationFinish: function onAnimationFinish() {
  		            _this.event.trigger('renderComplete');
  		        }
  		    });
  			
  		    break;
          case 'column':
  		    this.animationInstance = new Animation({
                  timing: 'easeIn',
                  duration: duration,
                  onProcess: function onProcess(process) {
  					if(opts.rotate){
  						contextRotate(context,opts);
  					}
  					drawYAxisGrid(categories,opts, config, context);
                      drawXAxis(categories, opts, config, context);
                      var _drawColumnDataPoints = drawColumnDataPoints(series, opts, config, context, process),
                          xAxisPoints = _drawColumnDataPoints.xAxisPoints,
  						calPoints = _drawColumnDataPoints.calPoints,
                          eachSpacing = _drawColumnDataPoints.eachSpacing;
                      _this.chartData.xAxisPoints = xAxisPoints;
  					_this.chartData.calPoints = calPoints;
                      _this.chartData.eachSpacing = eachSpacing;
                      drawLegend(opts.series, opts, config, context);
                      drawYAxis(series, opts, config, context);
  					drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
                      drawCanvas(opts, context);
                  },
                  onAnimationFinish: function onAnimationFinish() {
                      _this.event.trigger('renderComplete');
                  }
              });
              break;
          case 'area':
              this.animationInstance = new Animation({
                  timing: 'easeIn',
                  duration: duration,
                  onProcess: function onProcess(process) {
  					if(opts.rotate){
  						contextRotate(context,opts);
  					}
  					drawYAxisGrid(categories,opts, config, context);
                      drawXAxis(categories, opts, config, context);
                      var _drawAreaDataPoints = drawAreaDataPoints(series, opts, config, context, process),
                          xAxisPoints = _drawAreaDataPoints.xAxisPoints,
                          calPoints = _drawAreaDataPoints.calPoints,
                          eachSpacing = _drawAreaDataPoints.eachSpacing;
  
                      _this.chartData.xAxisPoints = xAxisPoints;
                      _this.chartData.calPoints = calPoints;
                      _this.chartData.eachSpacing = eachSpacing;
                      drawLegend(opts.series, opts, config, context);
                      drawYAxis(series, opts, config, context);
  					drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
                      
                      drawCanvas(opts, context);
                  },
                  onAnimationFinish: function onAnimationFinish() {
                      _this.event.trigger('renderComplete');
                  }
              });
              break;
          case 'ring':
          case 'pie':
              this.animationInstance = new Animation({
                  timing: 'easeInOut',
                  duration: duration,
                  onProcess: function onProcess(process) {
  					if(opts.rotate){
  						contextRotate(context,opts);
  					}
  					_this.chartData.pieData = drawPieDataPoints(series, opts, config, context, process);
                      drawLegend(opts.series, opts, config, context);
  					drawToolTipBridge(opts, config, context, process);
                      drawCanvas(opts, context);
                  },
                  onAnimationFinish: function onAnimationFinish() {
                      _this.event.trigger('renderComplete');
                  }
              });
              break;
          case 'radar':
              this.animationInstance = new Animation({
                  timing: 'easeInOut',
                  duration: duration,
                  onProcess: function onProcess(process) {
  					if(opts.rotate){
  						contextRotate(context,opts);
  					}
  					_this.chartData.radarData = drawRadarDataPoints(series, opts, config, context, process);
                      drawLegend(opts.series, opts, config, context);
                      drawCanvas(opts, context);
                  },
                  onAnimationFinish: function onAnimationFinish() {
                      _this.event.trigger('renderComplete');
                  }
              });
              break;
  		case 'arcbar':
  			this.animationInstance = new Animation({
  			    timing: 'easeInOut',
  			    duration: duration,
  			    onProcess: function onProcess(process) {
  					if(opts.rotate){
  						contextRotate(context,opts);
  					}
  					_this.chartData.arcbarData = drawArcbarDataPoints(series, opts, config, context, process);
  			        drawCanvas(opts, context);
  			    },
  			    onAnimationFinish: function onAnimationFinish() {
  			        _this.event.trigger('renderComplete');
  			    }
  			});
  			break;
  		case 'gauge':
  			this.animationInstance = new Animation({
  			    timing: 'easeInOut',
  			    duration: duration,
  			    onProcess: function onProcess(process) {
  					if(opts.rotate){
  						contextRotate(context,opts);
  					}
  					_this.chartData.gaugeData = drawGaugeDataPoints(categories, series,opts, config, context, process);
  			        drawCanvas(opts, context);
  			    },
  			    onAnimationFinish: function onAnimationFinish() {
  			        _this.event.trigger('renderComplete');
  			    }
  			});
  			break;
  		case 'candle':
  		    this.animationInstance = new Animation({
  		        timing: 'easeIn',
  		        duration: duration,
  		        onProcess: function onProcess(process) {
  					if(opts.rotate){
  						contextRotate(context,opts);
  					}
  					drawYAxisGrid(categories,opts, config, context);
  					drawXAxis(categories, opts, config, context);
  					var _drawCandleDataPoints = drawCandleDataPoints(series, opts, config, context, process),
  					    xAxisPoints = _drawCandleDataPoints.xAxisPoints,
  					    calPoints = _drawCandleDataPoints.calPoints,
  					    eachSpacing = _drawCandleDataPoints.eachSpacing;
  					
  					_this.chartData.xAxisPoints = xAxisPoints;
  					_this.chartData.calPoints = calPoints;
  					_this.chartData.eachSpacing = eachSpacing;
  					drawLegend(opts.series, opts, config, context);
  					drawYAxis(series, opts, config, context);
  					drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
  					drawCanvas(opts, context);
  		        },
  		        onAnimationFinish: function onAnimationFinish() {
  		            _this.event.trigger('renderComplete');
  		        }
  		    });
  		    break;
      }
  }
  
  // simple event implement
  
  function Event() {
  	this.events = {};
  }
  
  Event.prototype.addEventListener = function (type, listener) {
  	this.events[type] = this.events[type] || [];
  	this.events[type].push(listener);
  };
  
  Event.prototype.trigger = function () {
  	for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
  		args[_key] = arguments[_key];
  	}
  
  	var type = args[0];
  	var params = args.slice(1);
  	if (!!this.events[type]) {
  		this.events[type].forEach(function (listener) {
  			try {
  				listener.apply(null, params);
  			} catch (e) {
  				console.error(e);
  			}
  		});
  	}
  };
  
  var Charts = function Charts(opts) {
  	opts.fontSize=opts.fontSize ? opts.fontSize*opts.pixelRatio : 13*opts.pixelRatio;
      opts.title = opts.title || {};
      opts.subtitle = opts.subtitle || {};
      opts.yAxis = opts.yAxis || {};
  	opts.yAxis.gridType=opts.yAxis.gridType? opts.yAxis.gridType : 'solid';
  	opts.yAxis.dashLength=opts.yAxis.dashLength? opts.yAxis.dashLength : 4*opts.pixelRatio;
      opts.xAxis = opts.xAxis || {};
  	opts.xAxis.rotateLabel = opts.xAxis.rotateLabel ? true : false;
  	opts.xAxis.type=opts.xAxis.type? opts.xAxis.type : 'calibration';
  	opts.xAxis.gridType=opts.xAxis.gridType? opts.xAxis.gridType : 'solid';
  	opts.xAxis.dashLength=opts.xAxis.dashLength? opts.xAxis.dashLength : 4*opts.pixelRatio;
  	opts.xAxis.itemCount = opts.xAxis.itemCount ? opts.xAxis.itemCount : 5;
  	opts.xAxis.scrollAlign = opts.xAxis.scrollAlign ? opts.xAxis.scrollAlign : 'left';
      opts.extra = opts.extra || {};
  	
      opts.legend = opts.legend === false ? false : true;
  	opts.rotate = opts.rotate ? true : false;
      opts.animation = opts.animation === false ? false : true;
      var config$$1 = assign({}, config);
      config$$1.yAxisTitleWidth = opts.yAxis.disabled !== true && opts.yAxis.title ? config$$1.yAxisTitleWidth : 0;
      if(opts.type == 'pie' || opts.type == 'ring' ){
      	 config$$1.pieChartLinePadding = opts.dataLabel === false ? 0 : opts.extra.pie.lableWidth || config$$1.pieChartLinePadding*opts.pixelRatio;
      }
      config$$1.pieChartTextPadding = opts.dataLabel === false ? 0 : config$$1.pieChartTextPadding*opts.pixelRatio;
  	config$$1.yAxisSplit = opts.yAxis.splitNumber? opts.yAxis.splitNumber : config.yAxisSplit;
  	//屏幕旋转
  	config$$1.rotate=opts.rotate;
  	if(opts.rotate){
  		let tempWidth=opts.width;
  		let tempHeight=opts.height;
  		opts.width=tempHeight;
  		opts.height=tempWidth;
  	}
  	
  	//适配H5高分屏
  	config$$1.yAxisWidth=config.yAxisWidth*opts.pixelRatio;
  	config$$1.xAxisHeight=config.xAxisHeight*opts.pixelRatio;
  	if(opts.enableScroll && opts.xAxis.scrollShow){
  		config$$1.xAxisHeight+=4*opts.pixelRatio;
  	}
  	config$$1.xAxisLineHeight=config.xAxisLineHeight*opts.pixelRatio;
  	config$$1.legendHeight=config.legendHeight*opts.pixelRatio;
  	//config$$1.yAxisTitleWidth=config.yAxisTitleWidth*opts.pixelRatio;
  	config$$1.padding=config.padding*opts.pixelRatio;
  	config$$1.fontSize=opts.fontSize;
  	config$$1.titleFontSize=config.titleFontSize*opts.pixelRatio;
  	config$$1.subtitleFontSize=config.subtitleFontSize*opts.pixelRatio;
  	config$$1.toolTipPadding=config.toolTipPadding*opts.pixelRatio;
  	config$$1.toolTipLineHeight=config.toolTipLineHeight*opts.pixelRatio;
  	config$$1.columePadding=config.columePadding*opts.pixelRatio;
  	//config$$1.xAxisTextPadding=config.xAxisTextPadding*opts.pixelRatio;
  	
  	//向配置中传入当前pixelRatio及字体大小
  	config.pixelRatio=opts.pixelRatio;
  	config.fontSize=opts.fontSize;
  	config.rotate=opts.rotate;
  	
      this.opts = opts;
      this.config = config$$1;
  	opts.$this = opts.$this? opts.$this : this;
      this.context = uni.createCanvasContext(opts.canvasId, opts.$this);
      // store calcuated chart data
      // such as chart point coordinate
      this.chartData = {};
      this.event = new Event();
  	
      this.scrollOption = {
          currentOffset: 0,
          startTouchX: 0,
          distance: 0
      };
  	
  	//计算右对齐偏移距离
  	if(opts.enableScroll && opts.xAxis.scrollAlign=='right'){
  		let _calYAxisData = calYAxisData(opts.series, opts, config$$1),
  		    yAxisWidth = _calYAxisData.yAxisWidth;
  		config$$1.yAxisWidth = yAxisWidth;
  		let offsetLeft=0;
  		let _getXAxisPoints0 = getXAxisPoints(opts.categories, opts, config$$1),
  		    xAxisPoints = _getXAxisPoints0.xAxisPoints,
  		    startX = _getXAxisPoints0.startX,
  		    endX = _getXAxisPoints0.endX,
  		    eachSpacing = _getXAxisPoints0.eachSpacing;
  		let totalWidth=eachSpacing*(xAxisPoints.length-1);
  		let screenWidth=endX-startX;
  		offsetLeft=screenWidth-totalWidth;
  		this.scrollOption = {
  		    currentOffset: offsetLeft,
  		    startTouchX: offsetLeft,
  		    distance: 0
  		};
  		opts._scrollDistance_= offsetLeft;
  	}
  	
      drawCharts.call(this, opts.type, opts, config$$1, this.context);
  };
  
  Charts.prototype.updateData = function () {
      var data = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
      this.opts.series = data.series || this.opts.series;
      this.opts.categories = data.categories || this.opts.categories;
  
      this.opts.title = assign({}, this.opts.title, data.title || {});
      this.opts.subtitle = assign({}, this.opts.subtitle, data.subtitle || {});
  
      drawCharts.call(this, this.opts.type, this.opts, this.config, this.context);
  };
  
  Charts.prototype.zoom = function () {
      var val = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : this.opts.xAxis.itemCount;
  	if(this.opts.enableScroll!==true){
  		console.log('请启用滚动条后使用！')
  		return;
  	}
  	this.opts.animation=false;
      this.opts.xAxis.itemCount = val.itemCount;
      drawCharts.call(this, this.opts.type, this.opts, this.config, this.context);
  };
  
  Charts.prototype.stopAnimation = function () {
      this.animationInstance && this.animationInstance.stop();
  };
  
  Charts.prototype.addEventListener = function (type, listener) {
      this.event.addEventListener(type, listener);
  };
  
  Charts.prototype.getCurrentDataIndex = function (e) {
      var touches= e.mp.changedTouches[0];
      if (touches) {
          var _touches$= getTouches(touches, this.opts, e);
          if (this.opts.type === 'pie' || this.opts.type === 'ring') {
              return findPieChartCurrentIndex({ x: _touches$.x, y: _touches$.y }, this.chartData.pieData);
          } else if (this.opts.type === 'radar') {
              return findRadarChartCurrentIndex({ x: _touches$.x, y: _touches$.y }, this.chartData.radarData, this.opts.categories.length);
          } else {
              return findCurrentIndex({ x: _touches$.x, y: _touches$.y }, this.chartData.xAxisPoints, this.opts, this.config, Math.abs(this.scrollOption.currentOffset));
          }
      }
      return -1;
  };
  
  Charts.prototype.showToolTip = function (e) {
      var option = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
  	var touches= e.mp.changedTouches[0];
  	var _touches$= getTouches(touches, this.opts, e);
  	
      if (this.opts.type === 'line' || this.opts.type === 'area' || this.opts.type === 'mix' || this.opts.type === 'column') {
          var index = this.getCurrentDataIndex(e);
          var currentOffset = this.scrollOption.currentOffset;
  		
          var opts = assign({}, this.opts, {
              _scrollDistance_: currentOffset,
              animation: false
          });
          if (index > -1) {
  			
              var seriesData = getSeriesDataItem(this.opts.series, index);
              if (seriesData.length !== 0) {
                  var _getToolTipData = getToolTipData(seriesData, this.chartData.calPoints, index, this.opts.categories, option),
                      textList = _getToolTipData.textList,
                      offset = _getToolTipData.offset;
  				offset.y=_touches$.y;
                  opts.tooltip = {
                      textList: textList,
                      offset: offset,
                      option: option,
  					index: index
                  };
              }
          }
          drawCharts.call(this, opts.type, opts, this.config, this.context);
      }
  	if (this.opts.type === 'candle') {
  		
  	    var index = this.getCurrentDataIndex(e);
  	    var currentOffset = this.scrollOption.currentOffset;
  		
  	    var opts = assign({}, this.opts, {
  	        _scrollDistance_: currentOffset,
  	        animation: false
  	    });
  	    if (index > -1) {
  	        var seriesData = getSeriesDataItem(this.opts.series, index);
  	        if (seriesData.length !== 0) {
  	            var _getToolTipData = getCandleToolTipData(this.opts.series[0].data,seriesData, this.chartData.calPoints, index, this.opts.categories, this.opts.extra.candle, option),
  	                textList = _getToolTipData.textList,
  	                offset = _getToolTipData.offset;
  				offset.y=_touches$.y;
  	            opts.tooltip = {
  	                textList: textList,
  	                offset: offset,
  	                option: option,
  					index: index
  	            };
  	        }
  	    }
  	    drawCharts.call(this, opts.type, opts, this.config, this.context);
  	}
  	if (this.opts.type === 'pie' || this.opts.type === 'ring') {
  	    var index = this.getCurrentDataIndex(e);
  	    var currentOffset = this.scrollOption.currentOffset;
  		
  	    var opts = assign({}, this.opts, {
  	        _scrollDistance_: currentOffset,
  	        animation: false
  	    });
  	    if (index > -1) {
  			
  	        var seriesData = this.opts.series[index];
  			var textList =[{
  				text: option.format ? option.format(seriesData) : seriesData.name + ': ' + seriesData.data,
  				color: seriesData.color
  			}];
  			var offset = {x:_touches$.x,y:_touches$.y};
  			
  			opts.tooltip = {
  				textList: textList,
  				offset: offset,
  				option: option,
  				index: index
  			};
  	    }
  	    drawCharts.call(this, opts.type, opts, this.config, this.context);
  	}
  };
  
  Charts.prototype.scrollStart = function (e) {
  	var touches= e.mp.changedTouches[0];
  	var _touches$= getTouches(touches, this.opts, e);
      if (touches && this.opts.enableScroll === true) {
  		if(touches.x){
  			this.scrollOption.startTouchX = _touches$.x;
  		}else{
  			this.scrollOption.startTouchX = _touches$.clientX;
  		}
      }
  };
  
  Charts.prototype.scroll = function (e) {
      // TODO throtting...
  	var touches= e.mp.changedTouches[0];
  	var _touches$= getTouches(touches, this.opts, e);
      if (touches && this.opts.enableScroll === true) {
  		var _distance;
  		if(touches.x){
  			_distance = _touches$.x - this.scrollOption.startTouchX;
  		}else{
  			_distance = _touches$.clientX - this.scrollOption.startTouchX;
  		}
          var currentOffset = this.scrollOption.currentOffset;
  
          var validDistance = calValidDistance(currentOffset + _distance, this.chartData, this.config, this.opts);
  
          this.scrollOption.distance = _distance = validDistance - currentOffset;
          var opts = assign({}, this.opts, {
              _scrollDistance_: currentOffset + _distance,
              animation: false
          });
          drawCharts.call(this, opts.type, opts, this.config, this.context);
      }
  };
  
  Charts.prototype.scrollEnd = function (e) {
      if (this.opts.enableScroll === true) {
          var _scrollOption = this.scrollOption,
              currentOffset = _scrollOption.currentOffset,
              distance = _scrollOption.distance;
  
          this.scrollOption.currentOffset = currentOffset + distance;
          this.scrollOption.distance = 0;
      }
  };
  
  module.exports = Charts;
  