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package multiple;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.data.category.CategoryDataset;
import org.jfree.data.category.DefaultCategoryDataset;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.RefineryUtilities;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
//import java.text.DecimalFormat;
public class LineChartTests extends ApplicationFrame {
public LineChartTests(String title) {
super(title);
CategoryDataset dataset = createDataset();
JFreeChart chart = createChart(dataset);
// add the chart to a panel...
ChartPanel chartPanel = new ChartPanel(chart);
chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
setContentPane(chartPanel);
}
private String url= "jdbc:odbc:Driver={Microsoft Access Driver (*.mdb)};DBQ=C:/pfe.mdb";
private String user = "user";
private String pass = "pass";
private String []temps = new String [100];
private float[] Traf= new float [100];
private float[] SRVLINES= new float [100];
private float[] CULC= new float [100];
private int y=0;
private CategoryDataset createDataset() {
// row keys...
String series1 = "TGRP:TRAFCARR";
String series2 = "TGRP:SRVLINES";
String series3 = "TGRP:CULC";
// --connection à la base donnée
try {
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver") ;
}
catch(ClassNotFoundException e) {
System.err.println("Erreur de chargement du driver : + e") ;
}
try {
Connection connect = DriverManager.getConnection(url,user,pass) ;
Statement statement = connect.createStatement() ;
String Str="2007/05/20";
String Str02="MSC09:TBTN16";
String query = "select \"TGRP:TRAFCARR\",\"TGRP:SRVLINES\",\"TGRP:CULC\",Time from TGRPDetailed where (Date=\'"+Str+"\' and Object=\'"+Str02+"\') ";
//String query = "select \"TGRP:TRAFCARR\",Time from TGRPDetailed where (Date=\'"+Str+"\' and Object=\'"+Str02+"\') ";
ResultSet resultset = statement.executeQuery(query);
while (resultset.next()!= false){
String Str1 = resultset.getString(1);
String Str2 = resultset.getString(2);
String Str3 = resultset.getString(3);
String Str4 = resultset.getString(4);
Traf[y]= Float.parseFloat(Str1);
SRVLINES[y]= Float.parseFloat(Str2);
CULC[y]= Float.parseFloat(Str3);
temps[y]=Str4;
y++;
}
System.out.println(y);
connect.close();// fermuture de la connection à la BD
}
catch(SQLException sqle) {
System.err.println("Erreur lors de la connexion : " + sqle) ;
}
//column keys...
//String type1 = "Type 1";
//String type2 = "Type 2";
//String type3 = "Type 3";
//String type4 = "Type 4";
//String type5 = "Type 5";
//String type6 = "Type 6";
//String type7 = "Type 7";
//String type8 = "Type 8";
// create the dataset...
DefaultCategoryDataset dataset = new DefaultCategoryDataset();
for (int i=0;i<y;i++){
dataset.addValue(Traf[i], series1, temps[i]);
dataset.addValue(SRVLINES[i], series2, temps[i]);
dataset.addValue(CULC[i], series3, temps[i]);
}
//dataset.addValue(5.0, series2, type1);
/*
dataset.addValue(7.0, series2, type2);
dataset.addValue(6.0, series2, type3);
dataset.addValue(8.0, series2, type4);
dataset.addValue(4.0, series2, type5);
dataset.addValue(4.0, series2, type6);
dataset.addValue(2.0, series2, type7);
dataset.addValue(1.0, series2, type8);
dataset.addValue(4.0, series3, type1);
dataset.addValue(3.0, series3, type2);
dataset.addValue(2.0, series3, type3);
dataset.addValue(3.0, series3, type4);
dataset.addValue(6.0, series3, type5);
dataset.addValue(3.0, series3, type6);
dataset.addValue(4.0, series3, type7);
dataset.addValue(3.0, series3, type8);
*/
return dataset;
}
private JFreeChart createChart(CategoryDataset dataset) {
// create the chart...
JFreeChart chart = ChartFactory.createLineChart(
"Line Chart Demo 1", // chart title
"Type", // domain axis label
"Value", // range axis label
dataset, // data
PlotOrientation.VERTICAL, // orientation
true, // include legend
true, // tooltips
false // urls
);
/*
// NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART...
StandardLegend legend = (StandardLegend) chart.getLegend();
legend.setDisplaySeriesShapes(true);
legend.setDisplaySeriesLines(true);
chart.setBackgroundPaint(new Color(0xCC, 0xCC, 0xFF));
CategoryPlot plot = chart.getCategoryPlot();
// customise the range axis...
NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
rangeAxis.setAutoRangeIncludesZero(true);
rangeAxis.setUpperMargin(0.20);
rangeAxis.setLabelAngle(Math.PI / 2.0);
//customise the renderer...
LineAndShapeRenderer renderer = (LineAndShapeRenderer) plot.getRenderer();
renderer.setDrawOutlines(true);
renderer.setSeriesStroke(0, new BasicStroke(2.0f,BasicStroke.CAP_ROUND,BasicStroke.JOIN_ROUND,
1.0f,new float[] {10.0f, 6.0f},0.0f));
renderer.setSeriesStroke(1, new BasicStroke(2.0f,BasicStroke.CAP_ROUND,BasicStroke.JOIN_ROUND,
1.0f,new float[] {6.0f, 6.0f},0.0f));
renderer.setSeriesStroke(2, new BasicStroke(2.0f,BasicStroke.CAP_ROUND,BasicStroke.JOIN_ROUND,
1.0f,new float[] {2.0f, 6.0f},0.0f));
renderer.setItemLabelsVisible(true);
renderer.setPositiveItemLabelPosition(new ItemLabelPosition());
renderer.setNegativeItemLabelPosition(new ItemLabelPosition());
// OPTIONAL CUSTOMISATION COMPLETED.
*
*/
return chart;
}
public static void main(String[] args) {
LineChartTests demo = new LineChartTests("Line Chart Demo");
demo.pack();
RefineryUtilities.centerFrameOnScreen(demo);
demo.setVisible(true);
}
} |
