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POI 重叠、并列柱状图(条形图),显示数据,自定义颜色

时间:2024-05-16 16:11:35浏览次数:19  
标签:自定义 createCell cell 柱状图 POI org byte setCellValue row

1、pom.xml

<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml</artifactId>
<version>4.1.2</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml-schemas</artifactId>
<version>4.1.2</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi</artifactId>
<version>4.1.2</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-collections4</artifactId>
<version>4.4</version>
</dependency>
<dependency>
<groupId>commons-codec</groupId>
<artifactId>commons-codec</artifactId>
<version>1.13</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-compress</artifactId>
<version>1.19</version>
</dependency>
<dependency>
<groupId>org.apache.xmlbeans</groupId>
<artifactId>xmlbeans</artifactId>
<version>3.1.0</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>ooxml-schemas</artifactId>
<version>1.4</version>
</dependency>


2、poi 柱状图、条形图自定义颜色,重叠条形图,显示数值。
package com.itcodai.course01.entity;
import java.io.FileOutputStream;
import java.io.IOException;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.xddf.usermodel.PresetColor;
import org.apache.poi.xddf.usermodel.XDDFColor;
import org.apache.poi.xddf.usermodel.XDDFSolidFillProperties;
import org.apache.poi.xddf.usermodel.chart.AxisCrossBetween;
import org.apache.poi.xddf.usermodel.chart.AxisCrosses;
import org.apache.poi.xddf.usermodel.chart.AxisPosition;
import org.apache.poi.xddf.usermodel.chart.BarDirection;
import org.apache.poi.xddf.usermodel.chart.BarGrouping;
import org.apache.poi.xddf.usermodel.chart.ChartTypes;
import org.apache.poi.xddf.usermodel.chart.LegendPosition;
import org.apache.poi.xddf.usermodel.chart.XDDFBarChartData;
import org.apache.poi.xddf.usermodel.chart.XDDFCategoryAxis;
import org.apache.poi.xddf.usermodel.chart.XDDFChartLegend;
import org.apache.poi.xddf.usermodel.chart.XDDFDataSource;
import org.apache.poi.xddf.usermodel.chart.XDDFDataSourcesFactory;
import org.apache.poi.xddf.usermodel.chart.XDDFNumericalDataSource;
import org.apache.poi.xddf.usermodel.chart.XDDFValueAxis;
import org.apache.poi.xssf.usermodel.XSSFChart;
import org.apache.poi.xssf.usermodel.XSSFClientAnchor;
import org.apache.poi.xssf.usermodel.XSSFDrawing;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.openxmlformats.schemas.drawingml.x2006.chart.CTBarSer;
import org.openxmlformats.schemas.drawingml.x2006.chart.CTDPt;
import org.openxmlformats.schemas.drawingml.x2006.chart.CTPlotArea;
import org.openxmlformats.schemas.drawingml.x2006.chart.STDLblPos;
public class test { public static void main(String[] args) throws IOException { XSSFWorkbook wb = new XSSFWorkbook();
String sheetName = "Sheet1";
FileOutputStream fileOut = null;
try { XSSFSheet sheet = wb.createSheet(sheetName);
//第一行,国家名称
Row row = sheet.createRow(0);
Cell cell = row.createCell(0);
cell.setCellValue("俄罗斯");
cell = row.createCell(1);
cell.setCellValue("加拿大");
cell = row.createCell(2);
cell.setCellValue("美国");
cell = row.createCell(3);
cell.setCellValue("中国");
cell = row.createCell(4);
cell.setCellValue("巴西");
cell = row.createCell(5);
cell.setCellValue("澳大利亚");
cell = row.createCell(6);
cell.setCellValue("印度");
// 第二行,乡村地区
row = sheet.createRow(1);
cell = row.createCell(0);
cell.setCellValue(17098242);
cell = row.createCell(1);
cell.setCellValue(9984670);
cell = row.createCell(2);
cell.setCellValue(9826675);
cell = row.createCell(3);
cell.setCellValue(9596961);
cell = row.createCell(4);
cell.setCellValue(8514877);
cell = row.createCell(5);
cell.setCellValue(7741220);
cell = row.createCell(6);
cell.setCellValue(3287263);
// 第三行,农村人口
row = sheet.createRow(2);
cell = row.createCell(0);
cell.setCellValue(14590041);
cell = row.createCell(1);
cell.setCellValue(35151728);
cell = row.createCell(2);
cell.setCellValue(32993302);
cell = row.createCell(3);
cell.setCellValue(14362887);
cell = row.createCell(4);
cell.setCellValue(21172141);
cell = row.createCell(5);
cell.setCellValue(25335727);
cell = row.createCell(6);
cell.setCellValue(13724923);
// 第四行,面积平局
row = sheet.createRow(3);
cell = row.createCell(0);
cell.setCellValue(9435701.143);
cell = row.createCell(1);
cell.setCellValue(9435701.143);
cell = row.createCell(2);
cell.setCellValue(9435701.143);
cell = row.createCell(3);
cell.setCellValue(9435701.143);
cell = row.createCell(4);
cell.setCellValue(9435701.143);
cell = row.createCell(5);
cell.setCellValue(9435701.143);
cell = row.createCell(6);
cell.setCellValue(9435701.143);
// 第四行,人口平局
row = sheet.createRow(4);
cell = row.createCell(0);
cell.setCellValue(22475821.29);
cell = row.createCell(1);
cell.setCellValue(22475821.29);
cell = row.createCell(2);
cell.setCellValue(22475821.29);
cell = row.createCell(3);
cell.setCellValue(22475821.29);
cell = row.createCell(4);
cell.setCellValue(22475821.29);
cell = row.createCell(5);
cell.setCellValue(22475821.29);
cell = row.createCell(6);
cell.setCellValue(22475821.29);
//创建一个画布
XSSFDrawing drawing = sheet.createDrawingPatriarch();
//前四个默认0,[0,5]:从0列5行开始;[7,26]:到7列26行结束
//默认宽度(14-8)*12
XSSFClientAnchor anchor = drawing.createAnchor(0, 0, 0, 0, 0, 5, 7, 26);
//创建一个chart对象
XSSFChart chart = drawing.createChart(anchor);
//标题
chart.setTitleText("地区排名前七的国家");
//标题覆盖
chart.setTitleOverlay(false);
//图例位置
XDDFChartLegend legend = chart.getOrAddLegend();
legend.setPosition(LegendPosition.TOP);
//分类轴标(X轴),标题位置
XDDFCategoryAxis bottomAxis = chart.createCategoryAxis(AxisPosition.BOTTOM);
bottomAxis.setTitle("国家");
//值(Y轴)轴,标题位置
XDDFValueAxis leftAxis = chart.createValueAxis(AxisPosition.LEFT);
leftAxis.setTitle("面积和人口");
//CellRangeAddress(起始行号,终止行号, 起始列号,终止列号)
//分类轴标(X轴)数据,单元格范围位置[0, 0]到[0, 6]
XDDFDataSource<String> countries = XDDFDataSourcesFactory.fromStringCellRange(sheet, new CellRangeAddress(0, 0, 0, 6));
// XDDFCategoryDataSource countries = XDDFDataSourcesFactory.fromArray(new String[] {"俄罗斯","加拿大","美国","中国","巴西","澳大利亚","印度"});
//数据1,单元格范围位置[1, 0]到[1, 6]
XDDFNumericalDataSource<Double> area = XDDFDataSourcesFactory.fromNumericCellRange(sheet, new CellRangeAddress(1, 1, 0, 6));
// XDDFNumericalDataSource<Integer> area = XDDFDataSourcesFactory.fromArray(new Integer[] {17098242,9984670,9826675,9596961,8514877,7741220,3287263});
//数据2,单元格范围位置[2, 0]到[2, 6]
XDDFNumericalDataSource<Double> population = XDDFDataSourcesFactory.fromNumericCellRange(sheet, new CellRangeAddress(2, 2, 0, 6));
//bar:条形图,
XDDFBarChartData bar = (XDDFBarChartData) chart.createData(ChartTypes.BAR, bottomAxis, leftAxis);
leftAxis.setCrosses(AxisCrosses.AUTO_ZERO);
leftAxis.setCrossBetween(AxisCrossBetween.BETWEEN);
//设置为可变颜色
bar.setVaryColors(true);
//条形图方向,纵向/横向:纵向
bar.setBarDirection(BarDirection.COL);
//图表加载数据,条形图1
XDDFBarChartData.Series series1 = (XDDFBarChartData.Series) bar.addSeries(countries, area);
//条形图例标题
series1.setTitle("面积", null);
XDDFSolidFillProperties fill = new XDDFSolidFillProperties(XDDFColor.from(PresetColor.RED));
//条形图,填充颜色
series1.setFillProperties(fill);
//图表加载数据,条形图2
XDDFBarChartData.Series series2 = (XDDFBarChartData.Series) bar.addSeries(countries, population);
//条形图例标题
series2.setTitle("人口", null);
XDDFSolidFillProperties fill2 = new XDDFSolidFillProperties(XDDFColor.from(PresetColor.BLUE));
//条形图,填充颜色
series2.setFillProperties(fill2);
CTPlotArea plotArea = chart.getCTChart().getPlotArea();
//绘制
chart.plot(bar);
// 堆积条形图,将2个条形图重叠起来
bar.setBarGrouping(BarGrouping.STACKED);
//修正重叠,使钢筋真正堆叠而不是并排
plotArea.getBarChartArray(0).addNewOverlap().setVal((byte) 100);
//柱状图1上显示数值
plotArea.getBarChartArray(0).getSerArray(0).addNewDLbls();
plotArea.getBarChartArray(0).getSerArray(0).getDLbls().addNewShowVal().setVal(true);
plotArea.getBarChartArray(0).getSerArray(0).getDLbls().addNewShowLegendKey().setVal(false);
plotArea.getBarChartArray(0).getSerArray(0).getDLbls().addNewShowCatName().setVal(false);
plotArea.getBarChartArray(0).getSerArray(0).getDLbls().addNewShowSerName().setVal(false);
//柱状图2上显示数值
plotArea.getBarChartArray(0).getSerArray(1).addNewDLbls();
plotArea.getBarChartArray(0).getSerArray(1).getDLbls().addNewShowVal().setVal(true);
plotArea.getBarChartArray(0).getSerArray(1).getDLbls().addNewShowLegendKey().setVal(false);
plotArea.getBarChartArray(0).getSerArray(1).getDLbls().addNewShowCatName().setVal(false);
plotArea.getBarChartArray(0).getSerArray(1).getDLbls().addNewShowSerName().setVal(false);
//给每个条形图设置颜色
CTBarSer ser = plotArea.getBarChartArray(0).getSerArray(0);
//黑色
CTDPt dpt = ser.addNewDPt();
dpt.addNewIdx().setVal(0);
dpt.addNewSpPr().addNewSolidFill().addNewSrgbClr().setVal(new byte[] { (byte) 0, (byte) 0, (byte) 0 });
//红色
dpt = ser.addNewDPt();
dpt.addNewIdx().setVal(1);
dpt.addNewSpPr().addNewSolidFill().addNewSrgbClr().setVal(new byte[] { (byte) 255, (byte) 0, (byte) 0 });
//蓝色
dpt = ser.addNewDPt();
dpt.addNewIdx().setVal(2);
dpt.addNewSpPr().addNewSolidFill().addNewSrgbClr().setVal(new byte[] { (byte) 0, (byte) 0, (byte) 255 });
//绿色
dpt = ser.addNewDPt();
dpt.addNewIdx().setVal(3);
dpt.addNewSpPr().addNewSolidFill().addNewSrgbClr().setVal(new byte[] { (byte) 0, (byte) 128, (byte) 0 });
//黄色
dpt = ser.addNewDPt();
dpt.addNewIdx().setVal(4);
dpt.addNewSpPr().addNewSolidFill().addNewSrgbClr().setVal(new byte[] { (byte) 255, (byte) 255, (byte) 0 });
//紫色
dpt = ser.addNewDPt();
dpt.addNewIdx().setVal(5);
dpt.addNewSpPr().addNewSolidFill().addNewSrgbClr().setVal(new byte[] { (byte) 80, (byte) 0, (byte) 80 });
//棕色
dpt = ser.addNewDPt();
dpt.addNewIdx().setVal(6);
dpt.addNewSpPr().addNewSolidFill().addNewSrgbClr().setVal(new byte[] { (byte) 165, (byte) 42, (byte) 42 });
//边框
//ser.getSpPr().addNewLn().addNewSolidFill().addNewSrgbClr().setVal(new byte[] { (byte) 0, (byte) 0, (byte) 0 });
// 打印图表的xml
//System.out.println(chart.getCTChart());
// 将输出写入excel文件
String filename = "排行榜前七的国家.xlsx";
fileOut = new FileOutputStream(filename);
wb.write(fileOut);
} catch (Exception e) { e.printStackTrace();
} finally { wb.close();
if (fileOut != null) { fileOut.close();
} } } }

标签:自定义,createCell,cell,柱状图,POI,org,byte,setCellValue,row
From: https://www.cnblogs.com/youngnote/p/18196133

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