package com.qianwen.smartman.modules.workinghour.service;
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//import cn.hutool.core.util.StrUtil;
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import org.jfree.chart.*;
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import org.jfree.chart.axis.ValueAxis;
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import org.jfree.chart.labels.*;
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import org.jfree.chart.plot.*;
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import org.jfree.chart.renderer.category.*;
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import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
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import org.jfree.chart.ui.*;
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import org.jfree.data.category.DefaultCategoryDataset;
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import org.jfree.data.general.DefaultPieDataset;
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import org.springframework.core.io.ClassPathResource;
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import java.awt.*;
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import java.io.File;
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import java.io.IOException;
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import java.text.NumberFormat;
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import java.util.List;
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public class JFreeChartUtil {
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public static String NO_DATA_MSG = "数据加载失败";
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/**
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* 生成主题
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*
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* @param fontName 字体名称（默认为宋体）
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* @return
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*/
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public static StandardChartTheme createChartTheme(String fontName) throws Exception {
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StandardChartTheme theme = new StandardChartTheme("unicode") {
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public void apply(JFreeChart chart) {
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chart.getRenderingHints().put(RenderingHints.KEY_TEXT_ANTIALIASING,
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RenderingHints.VALUE_TEXT_ANTIALIAS_OFF);
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super.apply(chart);
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}
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};
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theme.setExtraLargeFont(getDefaultFont(Font.PLAIN, 20f));
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theme.setLargeFont(getDefaultFont(Font.PLAIN, 14f));
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theme.setRegularFont(getDefaultFont(Font.PLAIN, 12f));
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theme.setSmallFont(getDefaultFont(Font.PLAIN, 10f));
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return theme;
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}
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/**
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* 获取默认字体
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*
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* @param style
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* @param size 字体大小
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* @return
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* @throws Exception
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*/
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public static Font getDefaultFont(int style, Float size) throws Exception {
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//获取宋体文件
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//File defaultFontFile = new ClassPathResource("/font/simsun.ttc").getFile();
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//Font defaultFont = Font.createFont(Font.TRUETYPE_FONT, defaultFontFile);
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Font defaultFont = new Font("宋体",style,size.intValue());//yys改
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//defaultFont = defaultFont.deriveFont(style, size);
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return defaultFont;
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}
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/**
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* 创建饼图数据集合
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*
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* @param legendNameList 图例名称列表
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* @param dataList 数据列表
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* @return
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*/
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public static DefaultPieDataset createDefaultPieDataset(List<String> legendNameList, List<Object> dataList) {
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DefaultPieDataset dataset = new DefaultPieDataset();
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//图例名称列表或数据列表为空
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if (legendNameList == null || legendNameList.size() <= 0 || dataList == null || dataList.size() <= 0) {
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return dataset;
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}
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for (int i = 0; i < legendNameList.size() && legendNameList.size() == dataList.size(); i++) {
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String value = dataList.get(i).toString();
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dataset.setValue(legendNameList.get(i), Double.valueOf(value));
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}
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return dataset;
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}
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/**
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* 设置饼状图渲染
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*/
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public static void setPieRender(Plot plot) {
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plot.setNoDataMessage(NO_DATA_MSG);
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plot.setInsets(new RectangleInsets(10, 10, 5, 10));
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PiePlot piePlot = (PiePlot) plot;
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piePlot.setInsets(new RectangleInsets(0, 0, 0, 0));
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piePlot.setCircular(true);// 圆形
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// 简单标签
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piePlot.setLabelGap(0.01);
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piePlot.setInteriorGap(0.05D);
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// 图例形状
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piePlot.setLegendItemShape(new Rectangle(10, 10));
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piePlot.setIgnoreNullValues(true);
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// 去掉标签背景色
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piePlot.setLabelBackgroundPaint(null);
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//去掉图表背景颜色
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piePlot.setBackgroundPaint(null);
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// 去掉阴影
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piePlot.setLabelShadowPaint(null);
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// 去掉边框
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piePlot.setLabelOutlinePaint(null);
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piePlot.setShadowPaint(null);
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// 显示标签数据
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piePlot.setLabelGenerator(new StandardPieSectionLabelGenerator("{0}:{2}"));
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}
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/**
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* 创建类别数据集合(柱形图、折线图)
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*
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* @param legendNameList 图例名称列表
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* @param xAxisNameList x轴名称列表
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* @param dataList 数据列表
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* @return
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*/
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public static DefaultCategoryDataset createDefaultCategoryDataset(List<String> legendNameList, List<String> xAxisNameList
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, List<List<Object>> dataList) {//TODO 这里
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DefaultCategoryDataset dataset = new DefaultCategoryDataset();
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//图例名称列表、x轴名称列表或数据列表为空
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if (xAxisNameList == null || xAxisNameList.size() <= 0 || legendNameList == null || legendNameList.size() <= 0
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|| dataList == null || dataList.size() <= 0) {
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return dataset;
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}
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for (int yAxisIndex = 0; yAxisIndex < legendNameList.size() && legendNameList.size() == dataList.size(); yAxisIndex++) {
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String legendName = legendNameList.get(yAxisIndex);
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List<Object> rowList = dataList.get(yAxisIndex);
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//该组数据不存在或该组数据总数不等于x轴数据数量
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if (rowList == null || rowList.size() != xAxisNameList.size()) {
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continue;
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}
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for (int xAxisIndex = 0; xAxisIndex < rowList.size(); xAxisIndex++) {
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String value = rowList.get(xAxisIndex).toString();
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dataset.setValue(Double.parseDouble(value), legendName, xAxisNameList.get(xAxisIndex));
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}
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}
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return dataset;
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}
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/**
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* 设置柱状图渲染
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*
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* @param plot
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* @param isShowDataLabels 显示数据值标记
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*/
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public static void setBarRenderer(CategoryPlot plot, boolean isShowDataLabels) {
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plot.setNoDataMessage(NO_DATA_MSG);
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plot.setInsets(new RectangleInsets(10, 10, 5, 10));
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BarRenderer renderer = (BarRenderer) plot.getRenderer();
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// 设置柱子最大宽度
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renderer.setMaximumBarWidth(0.175);
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//设置图表背景颜色(透明)
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plot.setBackgroundPaint(null);
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//显示数据值标记
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if (isShowDataLabels) {
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renderer.setDefaultItemLabelsVisible(true);
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}
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renderer.setDefaultItemLabelGenerator(new StandardCategoryItemLabelGenerator());
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//注意：此句很关键，若无此句，那数字的显示会被覆盖，给人数字没有显示出来的问题
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renderer.setDefaultPositiveItemLabelPosition(new ItemLabelPosition(
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ItemLabelAnchor.OUTSIDE12, TextAnchor.BASELINE_CENTER));
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setXAixs(plot);
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setYAixs(plot);
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}
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/**
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* 设置折线图样式
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*
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* @param plot
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* @param isShowDataLabels 是否显示数据标签
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* @param isShapesVisible 是否显示数据点
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*/
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public static void setLineRender(CategoryPlot plot, boolean isShowDataLabels, boolean isShapesVisible) {
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plot.setNoDataMessage(NO_DATA_MSG);
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plot.setInsets(new RectangleInsets(10, 10, 0, 10), false);
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LineAndShapeRenderer renderer = (LineAndShapeRenderer) plot.getRenderer();
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//设置图表背景颜色(透明)
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plot.setBackgroundPaint(null);
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renderer.setDefaultStroke(new BasicStroke(1.5F));
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//显示数据标签
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if (isShowDataLabels) {
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renderer.setDefaultItemLabelsVisible(true);
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renderer.setDefaultItemLabelGenerator(new StandardCategoryItemLabelGenerator(StandardCategoryItemLabelGenerator.DEFAULT_LABEL_FORMAT_STRING,
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NumberFormat.getInstance()));
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// 位置
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renderer.setDefaultPositiveItemLabelPosition(new ItemLabelPosition(ItemLabelAnchor.OUTSIDE1, TextAnchor.BOTTOM_CENTER));
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}
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// 数据点绘制形状
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renderer.setDefaultShapesVisible(isShapesVisible);
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setXAixs(plot);
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setYAixs(plot);
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}
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/**
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* 设置散点图样式
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*
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* @param plot
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*/
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public static void setScatterRender(XYPlot plot) {
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plot.setNoDataMessage(NO_DATA_MSG);
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plot.setInsets(new RectangleInsets(10, 10, 0, 10), false);
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//设置图表背景颜色(透明)
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plot.setBackgroundPaint(null);
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setXAixs(plot);
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setYAixs(plot);
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}
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/**
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* 设置类别图表(CategoryPlot) X坐标轴线条颜色和样式
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*
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* @param plot
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*/
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public static void setXAixs(CategoryPlot plot) {
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Color lineColor = new Color(31, 121, 170);
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// X坐标轴颜色
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plot.getDomainAxis().setAxisLinePaint(lineColor);
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// X坐标轴标记|竖线颜色
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plot.getDomainAxis().setTickMarkPaint(lineColor);
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}
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/**
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* 设置图表(XYPlot) X坐标轴线条颜色和样式
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*
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* @param plot
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*/
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public static void setXAixs(XYPlot plot) {
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Color lineColor = new Color(31, 121, 170);
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// X坐标轴颜色
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plot.getDomainAxis().setAxisLinePaint(lineColor);
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// X坐标轴标记|竖线颜色
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plot.getDomainAxis().setTickMarkPaint(lineColor);
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// x轴网格线条
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plot.setDomainGridlinePaint(new Color(192, 192, 192));
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}
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/**
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* 设置类别图表(CategoryPlot) Y坐标轴线条颜色和样式 同时防止数据无法显示
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*
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* @param plot
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*/
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public static void setYAixs(CategoryPlot plot) {
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Color lineColor = new Color(192, 208, 224);
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ValueAxis axis = plot.getRangeAxis();
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// Y坐标轴颜色
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axis.setAxisLinePaint(lineColor);
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// Y坐标轴标记|竖线颜色
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axis.setTickMarkPaint(lineColor);
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// 隐藏Y刻度
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axis.setAxisLineVisible(false);
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axis.setTickMarksVisible(false);
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// Y轴网格线条
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plot.setRangeGridlinePaint(new Color(192, 192, 192));
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plot.setRangeGridlineStroke(new BasicStroke(1));
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// 设置顶部Y坐标轴间距,防止数据无法显示
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plot.getRangeAxis().setUpperMargin(0.1);
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// 设置底部Y坐标轴间距
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plot.getRangeAxis().setLowerMargin(0.1);
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}
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/**
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* 设置图表(XYPlot) Y坐标轴线条颜色和样式 同时防止数据无法显示
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*
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* @param plot
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*/
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public static void setYAixs(XYPlot plot) {
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Color lineColor = new Color(192, 208, 224);
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ValueAxis axis = plot.getRangeAxis();
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// Y坐标轴颜色
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axis.setAxisLinePaint(lineColor);
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// Y坐标轴标记|竖线颜色
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axis.setTickMarkPaint(lineColor);
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// 隐藏Y刻度
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axis.setAxisLineVisible(false);
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axis.setTickMarksVisible(false);
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// Y轴网格线条
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plot.setRangeGridlinePaint(new Color(192, 192, 192));
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// 设置顶部Y坐标轴间距,防止数据无法显示
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plot.getRangeAxis().setUpperMargin(0.1);
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// 设置底部Y坐标轴间距
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plot.getRangeAxis().setLowerMargin(0.1);
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}
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}
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