添加jfreechart测试代码

hzims-service/operational/src/main/java/com/hnac/hzims/operational/data/controller/BarChartDemo.java

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+package com.hnac.hzims.operational.data.controller;
+
+import java.awt.*;
+import java.io.FileOutputStream;
+import java.math.BigDecimal;
+import java.text.DecimalFormat;
+import java.util.ArrayList;
+import java.util.List;
+
+import com.hnac.hzims.operational.report.vo.TicketChartCell;
+import com.hnac.hzims.operational.report.vo.TicketChartVo;
+import com.hnac.hzims.ticket.constants.TicketConstants;
+import org.jfree.chart.ChartFactory;
+import org.jfree.chart.ChartFrame;
+import org.jfree.chart.ChartUtils;
+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.plot.CategoryPlot;
+import org.jfree.chart.plot.PlotOrientation;
+import org.jfree.chart.renderer.category.BarRenderer;
+import org.jfree.chart.renderer.category.StandardBarPainter;
+import org.jfree.chart.title.TextTitle;
+import org.jfree.data.category.CategoryDataset;
+import org.jfree.data.category.DefaultCategoryDataset;
+
+public class BarChartDemo {
+//	public static void main(String[] args) {
+//		// 1. 得到数据
+//		CategoryDataset dataset = getDataSetTicket();
+////		CategoryDataset dataset = getDataSet();
+////		CategoryDataset dataset = getDataSet3();
+//		// 2. 构造chart
+//		JFreeChart chart = ChartFactory.createBarChart(
+//			"水果产量图", // 图表标题
+//			"水果", // 目录轴的显示标签--横轴
+//			"产量", // 数值轴的显示标签--纵轴
+//			dataset, // 数据集
+//			PlotOrientation.VERTICAL, // 图表方向：水平、
+//			true, // 是否显示图例(对于简单的柱状图必须
+//			false, // 是否生成工具
+//			false // 是否生成URL链接
+//		);
+//		// 3. 处理chart中文显示问题
+//		iSetBarChart(chart);
+//
+//		// 4. chart输出图片
+////		writeChartAsImage(chart, "fruit.jpg");
+//		writeChartAsImage(chart, "ticket.jpg");
+//
+////		writeChartAsImage(chart, "fruit2.jpg");
+//
+//		// 5. chart 以swing形式输出
+//		ChartFrame pieFrame = new ChartFrame("水果生产", chart);
+//		pieFrame.pack();
+//		pieFrame.setVisible(true);
+//
+//	}
+
+	/**
+	 * 获取一个演示用的组合数据集对象
+	 *
+	 * @return
+	 */
+	private static CategoryDataset getDataSet() {
+		DefaultCategoryDataset dataset = new DefaultCategoryDataset();
+		dataset.addValue(100, "北京", "苹果");
+		dataset.addValue(120, "上海", "苹果");
+		dataset.addValue(160, "广州", "苹果");
+		dataset.addValue(210, "北京", "梨子");
+		dataset.addValue(220, "上海", "梨子");
+		dataset.addValue(230, "广州", "梨子");
+		dataset.addValue(330, "北京", "葡萄");
+		dataset.addValue(340, "上海", "葡萄");
+		dataset.addValue(340, "广州", "葡萄");
+		dataset.addValue(420, "北京", "香蕉");
+		dataset.addValue(430, "上海", "香蕉");
+		dataset.addValue(400, "广州", "香蕉");
+		dataset.addValue(510, "北京", "荔枝");
+		dataset.addValue(530, "上海", "荔枝");
+		dataset.addValue(510, "广州", "荔枝");
+		return dataset;
+	}
+
+	private static CategoryDataset getDataSet3() {
+		DefaultCategoryDataset dataset = new DefaultCategoryDataset();
+		dataset.addValue(100, "北京", "苹果");
+		dataset.addValue(210, "北京", "梨子");
+		dataset.addValue(330, "北京", "葡萄");
+		dataset.addValue(420, "北京", "香蕉");
+		dataset.addValue(510, "北京", "荔枝");
+		return dataset;
+	}
+
+
+	private static CategoryDataset getDataSetTicket() {
+		List<TicketChartVo> ticketList = new ArrayList<>();
+		TicketConstants.TicketTypeNameEnum[] values = TicketConstants.TicketTypeNameEnum.values();
+		TicketChartVo sum=new TicketChartVo();
+		List<TicketChartCell> sas = new ArrayList<>();
+		sum.setDeptName("总计");
+		for (TicketConstants.TicketTypeNameEnum value : values) {
+			TicketChartCell ticketChartCell = new TicketChartCell();
+			ticketChartCell.setTicketType(value.getType());
+			ticketChartCell.setTicketName(value.getFileName());
+			Integer integer = Integer.valueOf(value.getType());
+			ticketChartCell.setTicketMon(30+ integer);
+			BigDecimal d=BigDecimal.valueOf(integer).divide(BigDecimal.valueOf(100),2,BigDecimal.ROUND_UP);
+			ticketChartCell.setTicketMonPerc(0.3+ d.doubleValue());
+			sas.add(ticketChartCell);
+		}
+		sum.setChartCells(sas);
+		ticketList.add(sum);
+		//两票柱状图数据
+		// 创建数据
+		DefaultCategoryDataset dataset = new DefaultCategoryDataset();
+//		for (TicketChartVo chartVo : ticketList) {
+//			for (int i = 0; i < chartVo.getChartCells().size(); i++) {
+//				TicketChartCell ticketChartCell = chartVo.getChartCells().get(i);
+//				dataset.addValue(ticketChartCell.getTicketMon(), ticketChartCell.getTicketName(), ticketChartCell.getTicketName());
+//			}
+//		}
+
+		dataset.addValue(33+1, "", "倒闸操作票");
+		dataset.addValue(33+2,"", "开机操作票");
+		dataset.addValue(33+3,"", "停机操作票");
+		dataset.addValue(33+4,"", "第一种工作票");
+		dataset.addValue(33+5,"", "第二种工作票");
+		dataset.addValue(33+6,"", "水力机械票");
+		return dataset;
+	}
+
+	/**
+	 * 解决图表汉字显示问题
+	 *
+	 * @param chart
+	 */
+	private static void processChart(JFreeChart chart) {
+		CategoryPlot plot = chart.getCategoryPlot();
+		CategoryAxis domainAxis = plot.getDomainAxis();
+		ValueAxis rAxis = plot.getRangeAxis();
+		chart.getRenderingHints().put(RenderingHints.KEY_TEXT_ANTIALIASING,
+			RenderingHints.VALUE_TEXT_ANTIALIAS_OFF);
+		TextTitle textTitle = chart.getTitle();
+		textTitle.setFont(new Font("宋体", Font.PLAIN, 20));
+		domainAxis.setTickLabelFont(new Font("sans-serif", Font.PLAIN, 11));
+		domainAxis.setLabelFont(new Font("宋体", Font.PLAIN, 12));
+		rAxis.setTickLabelFont(new Font("sans-serif", Font.PLAIN, 12));
+		rAxis.setLabelFont(new Font("宋体", Font.PLAIN, 12));
+		chart.getLegend().setItemFont(new Font("宋体", Font.PLAIN, 12));
+		// renderer.setItemLabelGenerator(new LabelGenerator(0.0));
+		// renderer.setItemLabelFont(new Font("宋体", Font.PLAIN, 12));
+		// renderer.setItemLabelsVisible(true);
+	}
+
+	/**
+	 * 输出图片
+	 *
+	 * @param chart
+	 */
+	private static void writeChartAsImage(JFreeChart chart, String fileName) {
+		FileOutputStream fos_jpg = null;
+		try {
+			fos_jpg = new FileOutputStream("D:\\test\\"+fileName);
+			ChartUtils.writeChartAsJPEG(fos_jpg, 1, chart, 400, 300, null);
+//			ChartUtilities.writeChartAsJPEG(fos_jpg, 1, chart, 400, 300, null);
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				fos_jpg.close();
+			} catch (Exception e) {
+			}
+		}
+	}
+
+
+	public static void iSetBarChart(JFreeChart chart) {
+		CategoryPlot categoryplot = chart.getCategoryPlot();// 图本身
+		ValueAxis rangeAxis = categoryplot.getRangeAxis();
+		CategoryAxis domainAxis = categoryplot.getDomainAxis();
+		// 设置Y轴的提示文字样式
+		rangeAxis.setLabelFont(new Font("微软雅黑", Font.PLAIN, 12));
+		// 设置Y轴刻度线的长度
+		rangeAxis.setTickMarkInsideLength(10f);
+
+		domainAxis.setCategoryLabelPositions(CategoryLabelPositions.STANDARD); // 横轴上的
+		domainAxis.setLowerMargin(0.1);
+		domainAxis.setUpperMargin(0.1);
+
+		// rangeAxis.setTickMarkOutsideLength(10f);
+		// 设置X轴下的标签文字
+		domainAxis.setLabelFont(new Font("微软雅黑", Font.PLAIN, 12));
+		// 设置X轴上提示文字样式
+		domainAxis.setTickLabelFont(new Font("微软雅黑", Font.PLAIN, 12));
+		NumberAxis vn = (NumberAxis) categoryplot.getRangeAxis();
+
+		// 设置Y轴的数字为百分比样式显示设置Y轴的数字为百分比样式显示
+		DecimalFormat df = new DecimalFormat("0.0");
+		vn.setNumberFormatOverride(df);
+		// 使柱状图反过来显示
+		// vn.setInverted(true);
+		// vn.setVerticalTickLabels(true);
+
+		// 自定义柱状图中柱子的样式
+		CustomRenderer brender = new CustomRenderer();
+		// 设置柱状图的顶端显示数字
+		brender.setIncludeBaseInRange(true);
+		brender.setDefaultItemLabelGenerator(new StandardCategoryItemLabelGenerator());
+		brender.setDefaultItemLabelsVisible(true);
+		// 设置柱子为平面图不是立体的
+		brender.setBarPainter(new StandardBarPainter());
+		// 设置柱状图之间的距离0.1代表10%；
+		brender.setItemMargin(0.3);
+		// 设置柱子的阴影，false代表没有阴影
+		brender.setShadowVisible(false);
+
+		// 设置图的背景为白色
+		categoryplot.setBackgroundPaint(Color.WHITE);
+		// 设置背景虚线的颜色
+		categoryplot.setRangeGridlinePaint(Color.decode("#B6A2DE"));
+		// 去掉柱状图的背景边框，使边框不可见
+		categoryplot.setOutlineVisible(false);
+		// 设置标题的字体样式
+		chart.getTitle().setFont(new Font("微软雅黑", Font.PLAIN, 24));
+		// 设置图表下方图例上的字体样式
+		chart.getLegend().setItemFont(new Font("微软雅黑", Font.PLAIN, 12));
+
+		categoryplot.setRenderer(brender);
+
+
+	}
+}

hzims-service/operational/src/main/java/com/hnac/hzims/operational/data/controller/CustomRenderer.java

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+package com.hnac.hzims.operational.data.controller;
+import lombok.Data;
+
+import java.awt.*;
+
+/**
+ * 类描述: 重写BarRenderer类
+ *
+ * @author Jack_Liberty
+ * @version 1.0
+ * @date 2021-04-01 11:30
+ */
+@Data
+public class CustomRenderer extends org.jfree.chart.renderer.category.BarRenderer {
+
+	/**
+	 * 柱子颜色
+	 */
+	private Paint[] colors;
+
+	public CustomRenderer() {
+		/**
+		 * 初始化柱子颜色
+		 */
+		String[] colorValues = {"#C0504D", "#E46C0A", "#4F81BD", "#00B050", "#7030A0", "#00BF00"};
+		colors = new Paint[colorValues.length];
+		for (int i = 0; i < colorValues.length; i++) {
+			colors[i] = Color.decode(colorValues[i]);
+		}
+	}
+
+	@Override
+	public Paint getItemPaint(int i, int j) {
+		return colors[j % colors.length];
+	}
+}