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1200字范文 > java 生成柱状图 饼状图等图片保存至word文档

java 生成柱状图 饼状图等图片保存至word文档

时间:2022-05-23 18:04:21

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java 生成柱状图 饼状图等图片保存至word文档

写在前面,springboot pom 中引入下面就可以了,省了在csdn找包很麻烦。

<dependency><artifactId>jfreechart</artifactId><groupId>org.jfree</groupId><version>1.0.19</version></dependency>

java导出word中 Document 用的包比较乱,这里需要注意是个坑,我最下面测试用了两种方式导出word,XWPFDocument 与 com.lowagie.text包下的Document.,个人感觉XWPFDocument 方式比较好,图片也支持读取流或读图片路径两种方式写入word,相对来说Document只能用Image img = Image.getInstance(“E:\picture\bar.png”);读取路径方式。

Image 类的包导入也要注意,示例只能用java8,java11 写入word报错就没用。

只试了两个柱状图可以用,原引用用导出字体有问题,我下面已经补上了。根据自已想要的样式再稍作调整。

//设置整个图片的标题字体

chart.getTitle().setFont(labelFont);

原文引用

/zyb_java/article/details/22291473

import com.lowagie.text.Image;import com.lowagie.text.*;import com.lowagie.text.rtf.RtfWriter2;import org.apache.poi.openxml4j.exceptions.InvalidFormatException;import org.apache.poi.util.Units;import org.apache.poi.xwpf.usermodel.XWPFDocument;import org.apache.poi.xwpf.usermodel.XWPFParagraph;import org.apache.poi.xwpf.usermodel.XWPFRun;import org.jfree.chart.ChartFactory;import org.jfree.chart.ChartUtilities;import org.jfree.chart.JFreeChart;import org.jfree.chart.axis.CategoryAxis;import org.jfree.chart.axis.CategoryLabelPositions;import org.jfree.chart.axis.NumberAxis;import org.jfree.chart.axis.ValueAxis;import org.jfree.chart.labels.StandardCategoryItemLabelGenerator;import org.jfree.chart.labels.StandardPieSectionLabelGenerator;import org.jfree.chart.plot.CategoryPlot;import org.jfree.chart.plot.PiePlot3D;import org.jfree.chart.plot.PlotOrientation;import org.jfree.chart.renderer.category.BarRenderer;import org.jfree.chart.renderer.category.LineAndShapeRenderer;import org.jfree.chart.renderer.category.StackedBarRenderer;import org.jfree.chart.title.TextTitle;import org.jfree.data.category.CategoryDataset;import org.jfree.data.general.DatasetUtilities;import org.jfree.data.general.DefaultPieDataset;import org.jfree.data.general.PieDataset;import javax.imageio.ImageIO;import java.awt.Font;import java.awt.*;import java.awt.image.BufferedImage;import java.io.*;import java.text.DecimalFormat;import java.text.NumberFormat;;/*** <p><br/>** @version v1.0.0* @className CreateChartServiceImpl.java<br />* @packageName com.sinosoft.webmodule.landLibrary<br />* @date -3-23 下午04:39:19<br/>* </p>*/public class Test {private static final String CHART_PATH = "E:/picture/";@org.junit.Testpublic void main() {// 生成单组柱状图makeBarChart();/* // 生成饼状图makePieChart();// 生成单组柱状图makeBarChart();// 生成单组柱状图makeBarChart2();// 生成多组柱状图makeBarGroupChart();// 生成堆积柱状图makeStackedBarChart();// 生成折线图makeLineAndShapeChart();*/}/*** 生成折线图*/public void makeLineAndShapeChart() {double[][] data = new double[][]{{672, 766, 223, 540, 126},{325, 521, 210, 340, 106}, {332, 256, 523, 240, 526}};String[] rowKeys = {"苹果", "梨子", "葡萄"};String[] columnKeys = {"北京", "上海", "广州", "成都", "深圳"};CategoryDataset dataset = getBarData(data, rowKeys, columnKeys);createTimeXYChar("折线图", "x轴", "y轴", dataset, "lineAndShap.jpg");}/*** 生成分组的柱状图*/public void makeBarGroupChart() {double[][] data = new double[][]{{672, 766, 223, 540, 126},{325, 521, 210, 340, 106}, {332, 256, 523, 240, 526}};String[] rowKeys = {"苹果", "梨子", "葡萄"};String[] columnKeys = {"北京", "上海", "广州", "成都", "深圳"};CategoryDataset dataset = getBarData(data, rowKeys, columnKeys);createBarChart(dataset, "x坐标", "y坐标", "柱状图", "barGroup.png");}/*** 生成柱状图*/@org.junit.Testpublic void makeBarChart() {double[][] data = new double[][]{{672, 766, 223, 540, 126}};String[] rowKeys = {"苹果"};String[] columnKeys = {"北京", "上海", "广州", "成都", "深圳"};CategoryDataset dataset = getBarData(data, rowKeys, columnKeys);createBarChart(dataset, "", "", "柱状图", "bar.png");}/*** 生成柱状图*/public void makeBarChart2() {double[][] data = new double[][]{{672, 766, 223, 540, 126}};String[] rowKeys = {"苹果"};String[] columnKeys = {"北京", "上海", "广州", "成都", "深圳"};CategoryDataset dataset = getBarData(data, rowKeys, columnKeys);createHorizontalBarChart(dataset, "x坐标", "y坐标", "柱状图", "bar2.png");}/*** 生成堆栈柱状图*/public void makeStackedBarChart() {double[][] data = new double[][]{{0.21, 0.66, 0.23, 0.40, 0.26},{0.25, 0.21, 0.10, 0.40, 0.16}};String[] rowKeys = {"苹果", "梨子"};String[] columnKeys = {"北京", "上海", "广州", "成都", "深圳"};CategoryDataset dataset = getBarData(data, rowKeys, columnKeys);createStackedBarChart(dataset, "x坐标", "y坐标", "柱状图", "stsckedBar.png");}/*** 生成饼状图*/public void makePieChart() {double[] data = {9, 91};String[] keys = {"失败率", "成功率"};createValidityComparePimChar(getDataPieSetByUtil(data, keys), "饼状图","pie2.png", keys);}// 柱状图,折线图 数据集public CategoryDataset getBarData(double[][] data, String[] rowKeys,String[] columnKeys) {return DatasetUtilities.createCategoryDataset(rowKeys, columnKeys, data);}// 饼状图 数据集public PieDataset getDataPieSetByUtil(double[] data,String[] datadescription) {if (data != null && datadescription != null) {if (data.length == datadescription.length) {DefaultPieDataset dataset = new DefaultPieDataset();for (int i = 0; i < data.length; i++) {dataset.setValue(datadescription[i], data[i]);}return dataset;}}return null;}/*** 柱状图** @param dataset 数据集* @param xNamex轴的说明(如种类,时间等)* @param yNamey轴的说明(如速度,时间等)* @param chartTitle 图标题* @param charName 生成图片的名字* @return*/public String createBarChart(CategoryDataset dataset, String xName,String yName, String chartTitle, String charName) {JFreeChart chart = ChartFactory.createBarChart(chartTitle, // 图表标题xName, // 目录轴的显示标签yName, // 数值轴的显示标签dataset, // 数据集PlotOrientation.VERTICAL, // 图表方向:水平、垂直false, // 是否显示图例(对于简单的柱状图必须是false),(true时,x轴legend下柱子的标题)false, // 是否生成工具false // 是否生成URL链接);//Font labelFont = new Font("SansSerif", Font.TRUETYPE_FONT, 12);Font labelFont = new Font("宋体", Font.BOLD, 15);//设置整个图片的标题字体chart.getTitle().setFont(labelFont);//设置x轴上代表柱子的标题,与上面legend:true 配合使用// chart.getLegend().setItemFont(labelFont);/** VALUE_TEXT_ANTIALIAS_OFF表示将文字的抗锯齿关闭,* 使用的关闭抗锯齿后,字体尽量选择12到14号的宋体字,这样文字最清晰好看*/// chart.getRenderingHints().put(RenderingHints.KEY_TEXT_ANTIALIASING,RenderingHints.VALUE_TEXT_ANTIALIAS_OFF);chart.setTextAntiAlias(false);chart.setBackgroundPaint(Color.white);// create plotCategoryPlot plot = chart.getCategoryPlot();// 设置横虚线可见plot.setRangeGridlinesVisible(true);// 虚线色彩plot.setRangeGridlinePaint(Color.gray);// 数据轴精度/* NumberAxis vn = (NumberAxis) plot.getRangeAxis();// vn.setAutoRangeIncludesZero(true);DecimalFormat df = new DecimalFormat("#0.00");vn.setNumberFormatOverride(df); // 数据轴数据标签的显示格式*/// x轴设置CategoryAxis domainAxis = plot.getDomainAxis();domainAxis.setLabelFont(labelFont);// 轴标题domainAxis.setTickLabelFont(labelFont);// 轴数值// Lable(Math.PI/3.0)度倾斜// domainAxis.setCategoryLabelPositions(CategoryLabelPositions// .createUpRotationLabelPositions(Math.PI / 3.0));domainAxis.setMaximumCategoryLabelWidthRatio(0.6f);// 横轴上的 Lable 是否完整显示// 设置距离图片左端距离domainAxis.setLowerMargin(0.1);// 设置距离图片右端距离domainAxis.setUpperMargin(0.1);// 设置 columnKey 是否间隔显示// domainAxis.setSkipCategoryLabelsToFit(true);plot.setDomainAxis(domainAxis);// 设置柱图背景色(注意,系统取色的时候要使用16位的模式来查看颜色编码,这样比较准确)plot.setBackgroundPaint(new Color(255, 255, 204));// y轴设置ValueAxis rangeAxis = plot.getRangeAxis();rangeAxis.setLabelFont(labelFont);rangeAxis.setTickLabelFont(labelFont);// 设置最高的一个 Item 与图片顶端的距离rangeAxis.setUpperMargin(0.15);// 设置最低的一个 Item 与图片底端的距离rangeAxis.setLowerMargin(0.15);plot.setRangeAxis(rangeAxis);BarRenderer renderer = new BarRenderer();// 设置柱子宽度renderer.setMaximumBarWidth(0.05);// 设置柱子高度renderer.setMinimumBarLength(0.2);// 设置柱子边框颜色renderer.setBaseOutlinePaint(Color.BLACK);// 设置柱子边框可见renderer.setDrawBarOutline(true);// // 设置柱的颜色renderer.setSeriesPaint(0, new Color(204, 255, 255));renderer.setSeriesPaint(1, new Color(153, 204, 255));renderer.setSeriesPaint(2, new Color(51, 204, 204));// 设置每个地区所包含的平行柱的之间距离renderer.setItemMargin(0.0);// 显示每个柱的数值,并修改该数值的字体属性renderer.setIncludeBaseInRange(true);renderer.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());renderer.setBaseItemLabelsVisible(true);plot.setRenderer(renderer);// 设置柱的透明度plot.setForegroundAlpha(1.0f);FileOutputStream fos_jpg = null;try {isChartPathExist(CHART_PATH);String chartName = CHART_PATH + charName;fos_jpg = new FileOutputStream(chartName);ChartUtilities.writeChartAsPNG(fos_jpg, chart, 500, 500, true, 10);return chartName;} catch (Exception e) {e.printStackTrace();return null;} finally {try {fos_jpg.close();} catch (Exception e) {e.printStackTrace();}}}/*** 柱状图 返回JFreeChart** @param dataset 数据集* @param xNamex轴的说明(如种类,时间等)* @param yNamey轴的说明(如速度,时间等)* @param chartTitle 图标题* @param charName 生成图片的名字* @return JFreeChart*/public JFreeChart createBarChart2(CategoryDataset dataset, String xName,String yName, String chartTitle, String charName) {JFreeChart chart = ChartFactory.createBarChart(chartTitle, // 图表标题xName, // 目录轴的显示标签yName, // 数值轴的显示标签dataset, // 数据集PlotOrientation.VERTICAL, // 图表方向:水平、垂直false, // 是否显示图例(对于简单的柱状图必须是false),(true时,x轴legend下柱子的标题)false, // 是否生成工具false // 是否生成URL链接);//Font labelFont = new Font("SansSerif", Font.TRUETYPE_FONT, 12);Font labelFont = new Font("宋体", Font.BOLD, 15);//设置整个图片的标题字体chart.getTitle().setFont(labelFont);//设置x轴上代表柱子的标题,与上面legend:true 配合使用// chart.getLegend().setItemFont(labelFont);/** VALUE_TEXT_ANTIALIAS_OFF表示将文字的抗锯齿关闭,* 使用的关闭抗锯齿后,字体尽量选择12到14号的宋体字,这样文字最清晰好看*/// chart.getRenderingHints().put(RenderingHints.KEY_TEXT_ANTIALIASING,RenderingHints.VALUE_TEXT_ANTIALIAS_OFF);chart.setTextAntiAlias(false);chart.setBackgroundPaint(Color.white);// create plotCategoryPlot plot = chart.getCategoryPlot();// 设置横虚线可见plot.setRangeGridlinesVisible(true);// 虚线色彩plot.setRangeGridlinePaint(Color.gray);// 数据轴精度/* NumberAxis vn = (NumberAxis) plot.getRangeAxis();// vn.setAutoRangeIncludesZero(true);DecimalFormat df = new DecimalFormat("#0.00");vn.setNumberFormatOverride(df); // 数据轴数据标签的显示格式*/// x轴设置CategoryAxis domainAxis = plot.getDomainAxis();domainAxis.setLabelFont(labelFont);// 轴标题domainAxis.setTickLabelFont(labelFont);// 轴数值// Lable(Math.PI/3.0)度倾斜// domainAxis.setCategoryLabelPositions(CategoryLabelPositions// .createUpRotationLabelPositions(Math.PI / 3.0));domainAxis.setMaximumCategoryLabelWidthRatio(0.6f);// 横轴上的 Lable 是否完整显示// 设置距离图片左端距离domainAxis.setLowerMargin(0.1);// 设置距离图片右端距离domainAxis.setUpperMargin(0.1);// 设置 columnKey 是否间隔显示// domainAxis.setSkipCategoryLabelsToFit(true);plot.setDomainAxis(domainAxis);// 设置柱图背景色(注意,系统取色的时候要使用16位的模式来查看颜色编码,这样比较准确)plot.setBackgroundPaint(new Color(255, 255, 204));// y轴设置ValueAxis rangeAxis = plot.getRangeAxis();rangeAxis.setLabelFont(labelFont);rangeAxis.setTickLabelFont(labelFont);// 设置最高的一个 Item 与图片顶端的距离rangeAxis.setUpperMargin(0.15);// 设置最低的一个 Item 与图片底端的距离rangeAxis.setLowerMargin(0.15);plot.setRangeAxis(rangeAxis);BarRenderer renderer = new BarRenderer();// 设置柱子宽度renderer.setMaximumBarWidth(0.05);// 设置柱子高度renderer.setMinimumBarLength(0.2);// 设置柱子边框颜色renderer.setBaseOutlinePaint(Color.BLACK);// 设置柱子边框可见renderer.setDrawBarOutline(true);// // 设置柱的颜色renderer.setSeriesPaint(0, new Color(204, 255, 255));renderer.setSeriesPaint(1, new Color(153, 204, 255));renderer.setSeriesPaint(2, new Color(51, 204, 204));// 设置每个地区所包含的平行柱的之间距离renderer.setItemMargin(0.0);// 显示每个柱的数值,并修改该数值的字体属性renderer.setIncludeBaseInRange(true);renderer.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());renderer.setBaseItemLabelsVisible(true);plot.setRenderer(renderer);// 设置柱的透明度plot.setForegroundAlpha(1.0f);FileOutputStream fos_jpg = null;return chart;}/*** 横向图** @param dataset 数据集* @param xNamex轴的说明(如种类,时间等)* @param yNamey轴的说明(如速度,时间等)* @param chartTitle 图标题* @param charName 生成图片的名字* @return*/public String createHorizontalBarChart(CategoryDataset dataset,String xName, String yName, String chartTitle, String charName) {JFreeChart chart = ChartFactory.createBarChart(chartTitle, // 图表标题xName, // 目录轴的显示标签yName, // 数值轴的显示标签dataset, // 数据集PlotOrientation.VERTICAL, // 图表方向:水平、垂直true, // 是否显示图例(对于简单的柱状图必须是false)false, // 是否生成工具false // 是否生成URL链接);CategoryPlot plot = chart.getCategoryPlot();// 数据轴精度NumberAxis vn = (NumberAxis) plot.getRangeAxis();// 设置刻度必须从0开始// vn.setAutoRangeIncludesZero(true);DecimalFormat df = new DecimalFormat("#0.00");vn.setNumberFormatOverride(df); // 数据轴数据标签的显示格式CategoryAxis domainAxis = plot.getDomainAxis();domainAxis.setCategoryLabelPositions(CategoryLabelPositions.UP_45); // 横轴上的// LableFont labelFont = new Font("SansSerif", Font.TRUETYPE_FONT, 12);domainAxis.setLabelFont(labelFont);// 轴标题domainAxis.setTickLabelFont(labelFont);// 轴数值domainAxis.setMaximumCategoryLabelWidthRatio(0.8f);// 横轴上的 Lable 是否完整显示// domainAxis.setVerticalCategoryLabels(false);plot.setDomainAxis(domainAxis);ValueAxis rangeAxis = plot.getRangeAxis();// 设置最高的一个 Item 与图片顶端的距离rangeAxis.setUpperMargin(0.15);// 设置最低的一个 Item 与图片底端的距离rangeAxis.setLowerMargin(0.15);plot.setRangeAxis(rangeAxis);BarRenderer renderer = new BarRenderer();// 设置柱子宽度renderer.setMaximumBarWidth(0.03);// 设置柱子高度renderer.setMinimumBarLength(30);renderer.setBaseOutlinePaint(Color.BLACK);// 设置柱的颜色renderer.setSeriesPaint(0, Color.GREEN);renderer.setSeriesPaint(1, new Color(0, 0, 255));// 设置每个地区所包含的平行柱的之间距离renderer.setItemMargin(0.5);// 显示每个柱的数值,并修改该数值的字体属性renderer.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());// 设置柱的数值可见renderer.setBaseItemLabelsVisible(true);plot.setRenderer(renderer);// 设置柱的透明度plot.setForegroundAlpha(0.6f);FileOutputStream fos_jpg = null;try {isChartPathExist(CHART_PATH);String chartName = CHART_PATH + charName;fos_jpg = new FileOutputStream(chartName);ChartUtilities.writeChartAsPNG(fos_jpg, chart, 500, 500, true, 10);return chartName;} catch (Exception e) {e.printStackTrace();return null;} finally {try {fos_jpg.close();} catch (Exception e) {e.printStackTrace();}}}/*** 饼状图** @param dataset 数据集* @param chartTitle 图标题* @param charName 生成图的名字* @param pieKeys 分饼的名字集* @return*/public String createValidityComparePimChar(PieDataset dataset,String chartTitle, String charName, String[] pieKeys) {JFreeChart chart = ChartFactory.createPieChart3D(chartTitle, // chart// titledataset,// datatrue,// include legendtrue, false);// 使下说明标签字体清晰,去锯齿类似于// chart.getRenderingHints().put(RenderingHints.KEY_TEXT_ANTIALIASING,RenderingHints.VALUE_TEXT_ANTIALIAS_OFF);的效果chart.setTextAntiAlias(false);// 图片背景色chart.setBackgroundPaint(Color.white);// 设置图标题的字体重新设置titleFont font = new Font("隶书", Font.BOLD, 25);TextTitle title = new TextTitle(chartTitle);title.setFont(font);chart.setTitle(title);PiePlot3D plot = (PiePlot3D) chart.getPlot();// 图片中显示百分比:默认方式// 指定饼图轮廓线的颜色// plot.setBaseSectionOutlinePaint(Color.BLACK);// plot.setBaseSectionPaint(Color.BLACK);// 设置无数据时的信息plot.setNoDataMessage("无对应的数据,请重新查询。");// 设置无数据时的信息显示颜色plot.setNoDataMessagePaint(Color.red);// 图片中显示百分比:自定义方式,{0} 表示选项, {1} 表示数值, {2} 表示所占比例 ,小数点后两位plot.setLabelGenerator(new StandardPieSectionLabelGenerator("{0}={1}({2})", NumberFormat.getNumberInstance(),new DecimalFormat("0.00%")));// 图例显示百分比:自定义方式, {0} 表示选项, {1} 表示数值, {2} 表示所占比例plot.setLegendLabelGenerator(new StandardPieSectionLabelGenerator("{0}={1}({2})"));plot.setLabelFont(new Font("SansSerif", Font.TRUETYPE_FONT, 12));// 指定图片的透明度(0.0-1.0)plot.setForegroundAlpha(0.65f);// 指定显示的饼图上圆形(false)还椭圆形(true)plot.setCircular(false, true);// 设置第一个 饼块section 的开始位置,默认是12点钟方向plot.setStartAngle(90);// // 设置分饼颜色plot.setSectionPaint(pieKeys[0], new Color(244, 194, 144));plot.setSectionPaint(pieKeys[1], new Color(144, 233, 144));FileOutputStream fos_jpg = null;try {// 文件夹不存在则创建isChartPathExist(CHART_PATH);String chartName = CHART_PATH + charName;fos_jpg = new FileOutputStream(chartName);// 高宽的设置影响椭圆饼图的形状ChartUtilities.writeChartAsPNG(fos_jpg, chart, 500, 230);return chartName;} catch (Exception e) {e.printStackTrace();return null;} finally {try {fos_jpg.close();System.out.println("create pie-chart.");} catch (Exception e) {e.printStackTrace();}}}/*** 判断文件夹是否存在,如果不存在则新建** @param chartPath*/private void isChartPathExist(String chartPath) {File file = new File(chartPath);if (!file.exists()) {file.mkdirs();// log.info("CHART_PATH="+CHART_PATH+"create.");}}/*** 折线图** @param chartTitle* @param x* @param y* @param xyDataset* @param charName* @return*/public String createTimeXYChar(String chartTitle, String x, String y,CategoryDataset xyDataset, String charName) {JFreeChart chart = ChartFactory.createLineChart(chartTitle, x, y,xyDataset, PlotOrientation.VERTICAL, true, true, false);chart.setTextAntiAlias(false);chart.setBackgroundPaint(Color.WHITE);// 设置图标题的字体重新设置titleFont font = new Font("隶书", Font.BOLD, 25);TextTitle title = new TextTitle(chartTitle);title.setFont(font);chart.setTitle(title);// 设置面板字体Font labelFont = new Font("SansSerif", Font.TRUETYPE_FONT, 12);chart.setBackgroundPaint(Color.WHITE);CategoryPlot categoryplot = (CategoryPlot) chart.getPlot();// x轴 // 分类轴网格是否可见categoryplot.setDomainGridlinesVisible(true);// y轴 //数据轴网格是否可见categoryplot.setRangeGridlinesVisible(true);categoryplot.setRangeGridlinePaint(Color.WHITE);// 虚线色彩categoryplot.setDomainGridlinePaint(Color.WHITE);// 虚线色彩categoryplot.setBackgroundPaint(Color.lightGray);// 设置轴和面板之间的距离// categoryplot.setAxisOffset(new RectangleInsets(5D, 5D, 5D, 5D));CategoryAxis domainAxis = categoryplot.getDomainAxis();domainAxis.setLabelFont(labelFont);// 轴标题domainAxis.setTickLabelFont(labelFont);// 轴数值domainAxis.setCategoryLabelPositions(CategoryLabelPositions.UP_45); // 横轴上的// Lable// 45度倾斜// 设置距离图片左端距离domainAxis.setLowerMargin(0.0);// 设置距离图片右端距离domainAxis.setUpperMargin(0.0);NumberAxis numberaxis = (NumberAxis) categoryplot.getRangeAxis();numberaxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());numberaxis.setAutoRangeIncludesZero(true);// 获得renderer 注意这里是下嗍造型到lineandshaperenderer!!LineAndShapeRenderer lineandshaperenderer = (LineAndShapeRenderer) categoryplot.getRenderer();lineandshaperenderer.setBaseShapesVisible(true); // series 点(即数据点)可见lineandshaperenderer.setBaseLinesVisible(true); // series 点(即数据点)间有连线可见// 显示折点数据// lineandshaperenderer.setBaseItemLabelGenerator(new// StandardCategoryItemLabelGenerator());// lineandshaperenderer.setBaseItemLabelsVisible(true);FileOutputStream fos_jpg = null;try {isChartPathExist(CHART_PATH);String chartName = CHART_PATH + charName;fos_jpg = new FileOutputStream(chartName);// 将报表保存为png文件ChartUtilities.writeChartAsPNG(fos_jpg, chart, 500, 510);return chartName;} catch (Exception e) {e.printStackTrace();return null;} finally {try {fos_jpg.close();System.out.println("create time-createTimeXYChar.");} catch (Exception e) {e.printStackTrace();}}}/*** 堆栈柱状图** @param dataset* @param xName* @param yName* @param chartTitle* @param charName* @return*/public String createStackedBarChart(CategoryDataset dataset, String xName,String yName, String chartTitle, String charName) {// 1:得到 CategoryDataset// 2:JFreeChart对象JFreeChart chart = ChartFactory.createStackedBarChart(chartTitle, // 图表标题xName, // 目录轴的显示标签yName, // 数值轴的显示标签dataset, // 数据集PlotOrientation.VERTICAL, // 图表方向:水平、垂直true, // 是否显示图例(对于简单的柱状图必须是false)false, // 是否生成工具false // 是否生成URL链接);// 图例字体清晰chart.setTextAntiAlias(false);chart.setBackgroundPaint(Color.WHITE);// 2 .2 主标题对象 主标题对象是 TextTitle 类型chart.setTitle(new TextTitle(chartTitle, new Font("隶书", Font.BOLD,25)));// 2 .2.1:设置中文// x,y轴坐标字体Font labelFont = new Font("SansSerif", Font.TRUETYPE_FONT, 12);// 2 .3 Plot 对象 Plot 对象是图形的绘制结构对象CategoryPlot plot = chart.getCategoryPlot();// 设置横虚线可见plot.setRangeGridlinesVisible(true);// 虚线色彩plot.setRangeGridlinePaint(Color.gray);// 数据轴精度NumberAxis vn = (NumberAxis) plot.getRangeAxis();// 设置最大值是1vn.setUpperBound(1);// 设置数据轴坐标从0开始// vn.setAutoRangeIncludesZero(true);// 数据显示格式是百分比DecimalFormat df = new DecimalFormat("0.00%");vn.setNumberFormatOverride(df); // 数据轴数据标签的显示格式// DomainAxis (区域轴,相当于 x 轴), RangeAxis (范围轴,相当于 y 轴)CategoryAxis domainAxis = plot.getDomainAxis();domainAxis.setLabelFont(labelFont);// 轴标题domainAxis.setTickLabelFont(labelFont);// 轴数值// x轴坐标太长,建议设置倾斜,如下两种方式选其一,两种效果相同// 倾斜(1)横轴上的 Lable 45度倾斜// domainAxis.setCategoryLabelPositions(CategoryLabelPositions.UP_45);// 倾斜(2)Lable(Math.PI 3.0)度倾斜// domainAxis.setCategoryLabelPositions(CategoryLabelPositions// .createUpRotationLabelPositions(Math.PI / 3.0));domainAxis.setMaximumCategoryLabelWidthRatio(0.6f);// 横轴上的 Lable 是否完整显示plot.setDomainAxis(domainAxis);// y轴设置ValueAxis rangeAxis = plot.getRangeAxis();rangeAxis.setLabelFont(labelFont);rangeAxis.setTickLabelFont(labelFont);// 设置最高的一个 Item 与图片顶端的距离rangeAxis.setUpperMargin(0.15);// 设置最低的一个 Item 与图片底端的距离rangeAxis.setLowerMargin(0.15);plot.setRangeAxis(rangeAxis);// Renderer 对象是图形的绘制单元StackedBarRenderer renderer = new StackedBarRenderer();// 设置柱子宽度renderer.setMaximumBarWidth(0.05);// 设置柱子高度renderer.setMinimumBarLength(0.1);// 设置柱的边框颜色renderer.setBaseOutlinePaint(Color.BLACK);// 设置柱的边框可见renderer.setDrawBarOutline(true);// // 设置柱的颜色(可设定也可默认)renderer.setSeriesPaint(0, new Color(204, 255, 204));renderer.setSeriesPaint(1, new Color(255, 204, 153));// 设置每个地区所包含的平行柱的之间距离renderer.setItemMargin(0.4);plot.setRenderer(renderer);// 设置柱的透明度(如果是3D的必须设置才能达到立体效果,如果是2D的设置则使颜色变淡)// plot.setForegroundAlpha(0.65f);FileOutputStream fos_jpg = null;try {isChartPathExist(CHART_PATH);String chartName = CHART_PATH + charName;fos_jpg = new FileOutputStream(chartName);ChartUtilities.writeChartAsPNG(fos_jpg, chart, 500, 500, true, 10);return chartName;} catch (Exception e) {e.printStackTrace();return null;} finally {try {fos_jpg.close();} catch (Exception e) {e.printStackTrace();}}}/*** 获取图片流** @param jfreechart* @param weight* @param height* @return*/public static InputStream getChartStream(JFreeChart jfreechart, int weight, int height) {InputStream input = null;try {BufferedImage bufferedImage = jfreechart.createBufferedImage(weight, height);ByteArrayOutputStream os = new ByteArrayOutputStream();ImageIO.write(bufferedImage, "png", os);input = new ByteArrayInputStream(os.toByteArray());} catch (Exception e) {e.printStackTrace();System.out.println("-------------------------------------" + e.getMessage());}return input;}/*** java 8 必须*/@org.junit.Testpublic void createXWPFDocument() throws IOException, DocumentException, InvalidFormatException {System.out.println("createXWPFDocument==================");XWPFDocument doc = new XWPFDocument();double[][] data = new double[][]{{672, 766, 223, 540, 126}};String[] rowKeys = {"苹果"};String[] columnKeys = {"北京", "上海", "广州", "成都", "深圳"};CategoryDataset dataset = getBarData(data, rowKeys, columnKeys);JFreeChart jfreechart = this.createBarChart2(dataset, "", "", "柱状图", "barGroup.png");InputStream inputStream = getChartStream(jfreechart, 550, 300);XWPFParagraph paragraph = doc.createParagraph();XWPFRun run = paragraph.createRun();run.setBold(true); //加粗run.setText("加粗的内容");run.setColor("FF0000");run.setText("红色的字。");XWPFParagraph paragraph2 = doc.createParagraph();XWPFRun run2 = paragraph2.createRun();run2.addPicture(inputStream, XWPFDocument.PICTURE_TYPE_PNG, "图片1", Units.toEMU(400), Units.toEMU(300));OutputStream os = new FileOutputStream("E:\\picture\\test.docx");//把doc输出到输出流doc.write(os);}@org.junit.Testpublic void TestDocument() throws DocumentException {//创建文本Document doc = new Document(PageSize.A4);try {RtfWriter2.getInstance(doc,new FileOutputStream("E://picture//test2.doc"));doc.open();double[][] data = new double[][]{{672, 766, 223, 540, 126}};String[] rowKeys = {"苹果"};String[] columnKeys = {"北京", "上海", "广州", "成都", "深圳"};CategoryDataset dataset = getBarData(data, rowKeys, columnKeys);JFreeChart jfreechart = this.createBarChart2(dataset, "", "", "柱状图", "barGroup.png");InputStream inputStream = getChartStream(jfreechart, 550, 300);com.lowagie.text.Font font = new com.lowagie.text.Font(com.lowagie.text.Font.NORMAL, 12, com.lowagie.text.Font.BOLD, new Color(0, 0, 0));Paragraph paragraph = new Paragraph("5.学生家长对学校开展爱国主义教育(活动形式、活动效果等)的评价", font);paragraph.setAlignment(1);Image img = Image.getInstance("E:\\picture\\bar.png");img.scaleAbsolute(400, 400);//自定义大小//img.scaleToFit(500, 300);//paragraph.add(img);doc.add(paragraph);doc.close();System.out.println("=============com.lowagie.text.Document");} catch (FileNotFoundException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}}}

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