jfreechart线图柱图饼图散点图.pdf

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1、.public abstract class ChartAction extends BaseAction public JFreeChart chart;private String descriptionKeys;private String categoryKeys;private Double datas;private DefaultCategoryDataset cddata;private DefaultPieDataset dpdata;private XYDataset xydata;private IntervalXYDataset ixydata;private Stri

2、ng title;/标题private String x;/横坐标名称private String y;/纵坐标名称private String y2;/纵坐标名称 2/*线图*/public void createLineChart()/设置数据cddata=new DefaultCategoryDataset();for(int i=0;idatas.length;i+)if(datasi.length=0)cddata.setValue(null,categoryKeysi);else for(int j=0;jdatasi.length;j+)cddata.setValue(datas

3、ij,descriptionKeysj,categoryKeysi);/*数据System.out.println(*datas begin:*);for(int i=0;idatas.length;i+)for(int j=0;jdatasi.length;j+)System.out.println(categoryKeysi+:+descriptionKeysj+|+datasij);System.out.println(*datasend:*);*/chart=ChartFactory.createLineChart(title,/图表标题x,/目录轴的显示标签y,/数值轴的显示标签cd

4、data,/数据集PlotOrientation.VERTICAL,/图表.v.方向：水平、垂直true,/是否显示图例(对于简单的柱状图必须是 false)true,/是否生成工具false);/是否生成 URLCategoryPlot plot=chart.getCategoryPlot();plot.setBackgroundPaint(new Color(238,244,255);/设置图表的颜色plot.setDomainGridlinePaint(Color.lightGray);/设置垂直网格线的颜色plot.setRangeGridlinePaint(Color.lightGr

5、ay);/设置水平网格线的颜色plot.setDomainGridlinesVisible(true);/设置垂直网格线是否显示plot.setRangeGridlinesVisible(true);/设置水平网格线是否显示LineAndShapeRenderer lineandshaperenderer=(LineAndShapeRenderer)plot.getRenderer();lineandshaperenderer.setBaseShapesVisible(true);lineandshaperenderer.setBaseShapesFilled(true);chart.setB

6、ackgroundPaint(Color.white);setChartFont();/*饼图*/public void createPieChart()dpdata=new DefaultPieDataset();/生成 JFreeChart 对象Double d=0.0;for(int i=0;idescriptionKeys.length;i+)for(int j=0;jdatas.length;j+)d=d+(datasji=null0:datasji);dpdata.setValue(descriptionKeysi,d.doubleValue();chart=ChartFactor

7、y.createPieChart(title,dpdata,true,true,true);PiePlot plot=(PiePlot)chart.getPlot();plot.setBackgroundPaint(new Color(238,244,255);/设置图表的颜色plot.setNoDataMessage(没有数据！);plot.setLabelGenerator(new StandardPieSectionLabelGenerator(0:(2),NumberFormat.getNumberInstance(),new DecimalFormat(0.00%);chart.se

8、tBackgroundPaint(Color.white);setChartFont(PieChart);/*饼图*/.v.public void createPieChartValue(Double value)dpdata=new DefaultPieDataset();/生成 JFreeChart 对象for(int i=0;idescriptionKeys.length;i+)dpdata.setValue(descriptionKeysi,valuei);chart=ChartFactory.createPieChart(title,dpdata,true,true,true);Pi

9、ePlot plot=(PiePlot)chart.getPlot();plot.setBackgroundPaint(new Color(238,244,255);/设置图表的颜色plot.setNoDataMessage(没有数据！);plot.setLabelGenerator(null);plot.setToolTipGenerator(new StandardPieToolTipGenerator(0),NumberFormat.getNumberInstance(),new DecimalFormat(0.00%);LegendTitle legend=chart.getLegen

10、d();legend.setBackgroundPaint(new Color(238,244,255);/图例背景legend.setItemFont(new Font(宋体,Font.ITALIC,12);/图例的字体legend.setPosition(RectangleEdge.RIGHT);/图例位置legend.setHeight(1000.00);chart.setBackgroundPaint(Color.white);setChartFont(PieChart);/*柱图*/public void createBarChart()/设置数据cddata=new Default

11、CategoryDataset();for(int i=0;idatas.length;i+)if(datasi.length=0)cddata.setValue(null,categoryKeysi);else for(int j=0;jdatasi.length;j+)cddata.setValue(datasij,descriptionKeysj,categoryKeysi);chart=ChartFactory.createBarChart(title,/图表标题x,/目录轴的显示标签y,/数值轴的显示标签cddata,/数据集PlotOrientation.VERTICAL,/图表方

12、向：水平、垂直true,/是否显示图例(对于简单的柱状图必须是false)true,/是否生成工具.v.false/是否生成 URL);CategoryPlot plot=chart.getCategoryPlot();plot.setBackgroundPaint(new Color(238,244,255);/设置图表的颜色chart.setBackgroundPaint(Color.white);setChartFont();/*柱图*/public void createBarChart3D(Object data)/设置数据cddata=new DefaultCategoryData

13、set();for(int i=0;idata.length;i+)cddata.setValue(Number)datai,categoryKeysi,categoryKeysi);chart=ChartFactory.createBarChart3D(title,/图表标题x,/目录轴的显示标签y,/数值轴的显示标签cddata,/数据集PlotOrientation.VERTICAL,/图表方向：水平、垂直true,/是否显示图例(对于简单的柱状图必须是false)true,/是否生成工具false/是否生成 URL);CategoryPlot plot=chart.getCategor

14、yPlot();plot.setBackgroundPaint(new Color(238,244,255);/设置图表的颜色chart.setBackgroundPaint(Color.white);setChartFont();/*比照柱状图*/public void createBarChart(CategoryDataset dataset)chart=ChartFactory.createBarChart(title,/图表标题x,/目录轴的显示标签y,/数值轴的显示标签dataset,/数据集PlotOrientation.VERTICAL,/图表方向：水平、垂直true,/是否显

15、示图例(对于简单的柱状图必须是false)true,/是否生成工具false/是否生成 URL);CategoryPlot plot=chart.getCategoryPlot();.v.plot.setBackgroundPaint(new Color(238,244,255);/设置图表的颜色chart.setBackgroundPaint(Color.white);setChartFont();/*面积图*/public void createAreaChart()/设置数据cddata=new DefaultCategoryDataset();cddata=new DefaultCat

16、egoryDataset();for(int i=0;idatas.length;i+)if(datasi.length=0)cddata.setValue(null,categoryKeysi);else for(int j=0;jdatasi.length;j+)cddata.setValue(datasij,descriptionKeysj,categoryKeysi);chart=ChartFactory.createAreaChart(title,/图表标题x,/目录轴的显示标签y,/数值轴的显示标签cddata,/数据集PlotOrientation.VERTICAL,/图表方向：

17、水平、垂直true,/是否显示图例(对于简单的柱状图必须是false)true,/是否生成工具false/是否生成 URL);CategoryPlot plot=chart.getCategoryPlot();plot.setBackgroundPaint(new Color(238,244,255);/设置图表的颜色chart.setBackgroundPaint(Color.white);setChartFont();/*X,Y 线图 chart*param chartMap*/public void createXYLineChart(MapString,Map chartMap)/创立

18、 XYDataset 对象准备数据xydata=createXYDataset(chartMap);/创立 JFreeChart 对象：ChartFactory.createXYLineChartchart=ChartFactory.createXYLineChart(title,/标题x,/categoryAxisLabel category 轴，横轴，X 轴标签.v.y,/valueAxisLabelvalue 轴，纵轴，Y 轴的标签xydata,/datasetPlotOrientation.VERTICAL,true,/legendtrue,/tooltipstrue);/URLs/使

19、用 CategoryPlot 设置各种参数。以下设置可以省略。XYPlot plot=(XYPlot)chart.getPlot();/x 轴整数显示NumberAxis na=(NumberAxis)plot.getDomainAxis();na.setStandardTickUnits(NumberAxis.createIntegerTickUnits();XYLineAndShapeRenderer renderer=(XYLineAndShapeRenderer)plot.getRenderer();renderer.setBaseItemLabelsVisible(true);ren

20、derer.setBaseShapesVisible(true);renderer.setBaseShapesFilled(true);plot.setRenderer(0,renderer);plot.setBackgroundPaint(new Color(238,244,255);/设置图表的颜色plot.setDomainGridlinePaint(Color.lightGray);/设置垂直网格线的颜色plot.setRangeGridlinePaint(Color.lightGray);/设置水平网格线的颜色plot.setDomainGridlinesVisible(true);

21、/设置垂直网格线是否显示plot.setRangeGridlinesVisible(true);/设置水平网格线是否显示chart.setBackgroundPaint(Color.white);setChartFont(XYChart);/*双 y 轴曲线图，没有折线点*param cddata*/public void createXYsLineChart(DefaultCategoryDataset cddataLeft,DefaultCategoryDatasetcddataRight)/设置字体样式Font fs=new Font(微软雅黑,Font.BOLD,12);Font f=

22、new Font(微软雅黑,Font.PLAIN,12);/创立 JFreeChart 对象：ChartFactory.createXYLineChartchart=ChartFactory.createLineChart(title,/标题x,/categoryAxisLabel category 轴，横轴，X 轴标签y,/valueAxisLabelvalue 轴，纵轴，Y 轴的标签cddataLeft,/datasetPlotOrientation.VERTICAL,true,/legendtrue,/tooltipstrue);/URLs/使用 CategoryPlot 设置各种参数。

23、以下设置可以省略。CategoryPlot plot=(CategoryPlot)chart.getPlot();.v./设置 X 坐标的显示方式默认水平CategoryAxis categoryaxis=plot.getDomainAxis();categoryaxis.setCategoryLabelPositions(CategoryLabelPositions.UP_90);categoryaxis.setCategoryMargin(9);/分类轴边距/左边 y 轴显示方式/NumberAxis numberaxis=(NumberAxis)plotxy.getRangeAxis()

24、;/y轴整数显示NumberAxis numberaxis=new NumberAxis(this.y);numberaxis.setLabelFont(fs);numberaxis.setTickLabelFont(f);plot.setRangeAxis(0,numberaxis);/右边 y 轴显示方式NumberAxis numberaxis2=new NumberAxis(this.y2);numberaxis2.setLabelFont(fs);numberaxis2.setTickLabelFont(f);plot.setRangeAxis(1,numberaxis2);plot

25、.setDataset(1,cddataRight);plot.mapDatasetToRangeAxis(1,1);/y 轴左边LineAndShapeRenderer renderer=(LineAndShapeRenderer)plot.getRenderer();renderer.setBaseItemLabelsVisible(true);plot.setRenderer(0,renderer);renderer.setSeriesStroke(0,new BasicStroke(1.6F);/y 轴右边，绘制单元对象 LineAndShapeRendererLineAndShape

26、Renderer renderer2=new LineAndShapeRenderer();plot.setRenderer(1,renderer2);/设置图标是否可见renderer2.setBaseShapesVisible(false);/是否显示端点renderer2.setBaseItemLabelsVisible(true);renderer2.setBaseLinesVisible(true);renderer2.setBaseToolTipGenerator(new StandardCategoryToolTipGenerator();/鼠标动态显示数据renderer2.s

27、etSeriesStroke(0,new BasicStroke(1.6F);/加粗线条plot.setBackgroundPaint(new Color(238,244,255);/设置图表的颜色plot.setDomainGridlinePaint(Color.lightGray);/设置垂直网格线的颜色plot.setRangeGridlinePaint(Color.lightGray);/设置水平网格线的颜色plot.setDomainGridlinesVisible(true);/设置垂直网格线是否显示plot.setRangeGridlinesVisible(true);/设置水平

28、网格线是否显示chart.setBackgroundPaint(Color.white);setChartFont(cateRealChart);/*时间线图*param chartMap*/.v.public void createXYTimeChart(MapString,Map chartMap)/创立 XYDataset 对象准备数据xydata=createXYTimeDataset(chartMap);/创立 JFreeChart 对象：ChartFactory.createXYLineChartchart=ChartFactory.createTimeSeriesChart(ti

29、tle,/标题x,/categoryAxisLabel category 轴，横轴，X 轴标签y,/valueAxisLabelvalue 轴，纵轴，Y 轴的标签xydata,/datasettrue,/legendtrue,/tooltipstrue);/URLs/使用 CategoryPlot 设置各种参数。以下设置可以省略。XYPlot plot=(XYPlot)chart.getPlot();plot.setOrientation(PlotOrientation.VERTICAL);XYLineAndShapeRendererxylineandshaperenderer=(XYLine

30、AndShapeRenderer)plot.getRenderer();xylineandshaperenderer.setBaseShapesVisible(false);xylineandshaperenderer.setBaseShapesFilled(true);DateAxis dateaxis=(DateAxis)plot.getDomainAxis();/时间轴垂直dateaxis.setVerticalTickLabels(true);/时间轴间距是 15 分钟,格式为小时:分钟int count=15;SimpleDateFormat formatter=new Simple

31、DateFormat(yyyy-MM-dd HH:mm);dateaxis.setTickUnit(new DateTickUnit(DateTickUnitType.MINUTE,count,formatter);dateaxis.setDateFormatOverride(formatter);plot.setBackgroundPaint(new Color(238,244,255);/设置图表的颜色plot.setDomainGridlinePaint(Color.lightGray);/设置垂直网格线的颜色plot.setRangeGridlinePaint(Color.lightG

32、ray);/设置水平网格线的颜色plot.setDomainGridlinesVisible(true);/设置垂直网格线是否显示plot.setRangeGridlinesVisible(true);/设置水平网格线是否显示chart.setBackgroundPaint(Color.white);setChartFont(XYChart);/*时间线图数据集*param chartMap*return*/private XYDataset createXYTimeDataset(MapString,Map chartMap)TimeSeriesCollection tseriesColle

33、ction=new TimeSeriesCollection();for(Object m:chartMap.keySet()TimeSeries tseries=new TimeSeries(String)m);for(String n:chartMap.get(m).keySet().v.tseries.add(newMinute(DateUtil.getDateFromStrFull(n),chartMap.get(m).get(n);tseriesCollection.addSeries(tseries);return tseriesCollection;/*时间线图*param ch

34、artMap*/publicvoidcreateXYTimeChartMinute(MapString,MapchartMap,intinterval)/创立 XYDataset 对象准备数据xydata=createXYTimeDataset(chartMap);/创立 JFreeChart 对象：ChartFactory.createXYLineChartchart=ChartFactory.createTimeSeriesChart(title,/标题x,/categoryAxisLabel category 轴，横轴，X 轴标签y,/valueAxisLabelvalue 轴，纵轴，Y

35、 轴的标签xydata,/datasettrue,/legendtrue,/tooltipstrue);/URLs/使用 CategoryPlot 设置各种参数。以下设置可以省略。XYPlot plot=(XYPlot)chart.getPlot();plot.setOrientation(PlotOrientation.VERTICAL);XYLineAndShapeRendererxylineandshaperenderer=(XYLineAndShapeRenderer)plot.getRenderer();xylineandshaperenderer.setBaseShapesVisi

36、ble(true);xylineandshaperenderer.setBaseShapesFilled(true);DateAxis dateaxis=(DateAxis)plot.getDomainAxis();/时间轴垂直dateaxis.setVerticalTickLabels(true);/时间轴间距是 15 分钟,格式为小时:分钟SimpleDateFormat formatter=new SimpleDateFormat(HH:mm);dateaxis.setTickUnit(new DateTickUnit(DateTickUnitType.MINUTE,interval,f

37、ormatter);dateaxis.setDateFormatOverride(formatter);/y 轴刻度属性NumberAxis numAxis=(NumberAxis)plot.getRangeAxis();numAxis.setNumberFormatOverride(new DecimalFormat(0.0);/y 轴刻度保存一位plot.setBackgroundPaint(new Color(238,244,255);/设置图表的颜色plot.setDomainGridlinePaint(Color.lightGray);/设置垂直网格线的颜色plot.setRange

38、GridlinePaint(Color.lightGray);/设置水平网格线的颜色plot.setDomainGridlinesVisible(true);/设置垂直网格线是否显示.v.plot.setRangeGridlinesVisible(true);/设置水平网格线是否显示chart.setBackgroundPaint(Color.white);setChartFont(XYChart);public void createXYLineTimeDayChart(MapString,Map chartMap)/创立 XYDataset 对象准备数据xydata=createXYTim

39、eDataset(chartMap);/创立 JFreeChart 对象：ChartFactory.createXYLineChartchart=ChartFactory.createTimeSeriesChart(title,/标题x,/categoryAxisLabel category 轴，横轴，X 轴标签y,/valueAxisLabelvalue 轴，纵轴，Y 轴的标签xydata,/datasettrue,/legendtrue,/tooltipstrue);/URLs/使用 CategoryPlot 设置各种参数。以下设置可以省略。XYPlot plot=(XYPlot)char

40、t.getPlot();plot.setOrientation(PlotOrientation.VERTICAL);XYLineAndShapeRendererxylineandshaperenderer=(XYLineAndShapeRenderer)plot.getRenderer();xylineandshaperenderer.setBaseShapesVisible(false);xylineandshaperenderer.setBaseShapesFilled(true);xylineandshaperenderer.setSeriesStroke(2,new BasicStro

41、ke(4F);/加粗线条xylineandshaperenderer.setSeriesStroke(1,new BasicStroke(1.5F);/加粗线条xylineandshaperenderer.setSeriesStroke(0,new BasicStroke(1.5F);/加粗线条DateAxis dateaxis=(DateAxis)plot.getDomainAxis();/时间轴垂直/dateaxis.setVerticalTickLabels(true);/设置距离图片左端距离dateaxis.setLowerMargin(0.1);/设置距离图片右端距离dateaxis

42、.setUpperMargin(0.1);/时间轴间距是 12 小时int count=14;SimpleDateFormat formatter=new SimpleDateFormat(yyyy-MM-dd HH:mm);dateaxis.setTickUnit(new DateTickUnit(DateTickUnitType.HOUR,count,formatter);dateaxis.setDateFormatOverride(formatter);/y 轴刻度属性NumberAxis numAxis=(NumberAxis)plot.getRangeAxis();numAxis.s

43、etNumberFormatOverride(new DecimalFormat(0.0);/y 轴刻度保存一位plot.setBackgroundPaint(new Color(238,244,255);/设置图表的颜色plot.setDomainGridlinePaint(Color.lightGray);/设置垂直网格线的颜色plot.setRangeGridlinePaint(Color.lightGray);/设置水平网格线的颜色plot.setDomainGridlinesVisible(true);/设置垂直网格线是否显示.v.plot.setRangeGridlinesVisi

44、ble(true);/设置水平网格线是否显示chart.setBackgroundPaint(Color.white);setChartFont(XYChart);/*短期预测*param chartMap*/publicvoidcreateXYLineTimeDayShortChart(MapString,MapchartMap,int count,boolean flag)/创立 XYDataset 对象准备数据xydata=createXYTimeDataset(chartMap);/创立 JFreeChart 对象：ChartFactory.createXYLineChartchart

45、=ChartFactory.createTimeSeriesChart(title,/标题x,/categoryAxisLabel category 轴，横轴，X 轴标签y,/valueAxisLabelvalue 轴，纵轴，Y 轴的标签xydata,/datasettrue,/legendtrue,/tooltipstrue);/URLs/使用 CategoryPlot 设置各种参数。以下设置可以省略。XYPlot plot=(XYPlot)chart.getPlot();plot.setOrientation(PlotOrientation.VERTICAL);XYLineAndShape

46、Rendererxylineandshaperenderer(XYLineAndShapeRenderer)plot.getRenderer();xylineandshaperenderer.setBaseShapesVisible(false);xylineandshaperenderer.setBaseShapesFilled(true);DateAxis dateaxis=(DateAxis)plot.getDomainAxis();/设置距离图片左端距离dateaxis.setLowerMargin(0.05);/设置距离图片右端距离dateaxis.setUpperMargin(0.

47、1);/时间轴间距是 8 分钟/int count=8;SimpleDateFormat formatter=new SimpleDateFormat(yyyy-MM-dd HH:mm);if(flag)dateaxis.setTickUnit(newDateTickUnit(DateTickUnitType.MINUTE,formatter);elsedateaxis.setTickUnit(newDateTickUnit(DateTickUnitType.HOUR,formatter);dateaxis.setDateFormatOverride(formatter);/y 轴刻度属性.v

48、.=count,count,.NumberAxis numAxis=(NumberAxis)plot.getRangeAxis();numAxis.setNumberFormatOverride(new DecimalFormat(0.0);/y 轴刻度保存一位plot.setBackgroundPaint(new Color(238,244,255);/设置图表的颜色plot.setDomainGridlinePaint(Color.lightGray);/设置垂直网格线的颜色plot.setRangeGridlinePaint(Color.lightGray);/设置水平网格线的颜色plo

49、t.setDomainGridlinesVisible(true);/设置垂直网格线是否显示plot.setRangeGridlinesVisible(true);/设置水平网格线是否显示chart.setBackgroundPaint(Color.white);setChartFont(XYChart);/*超短期*param chartMap*/publicvoidcreateXYLineTimeDaySuperShortChart(MapString,MapchartMap)/创立 XYDataset 对象准备数据xydata=createXYTimeDataset(chartMap);

50、/创立 JFreeChart 对象：ChartFactory.createXYLineChartchart=ChartFactory.createTimeSeriesChart(title,/标题x,/categoryAxisLabel category 轴，横轴，X 轴标签y,/valueAxisLabelvalue 轴，纵轴，Y 轴的标签xydata,/datasettrue,/legendtrue,/tooltipstrue);/URLs/使用 CategoryPlot 设置各种参数。以下设置可以省略。XYPlot plot=(XYPlot)chart.getPlot();plot.se