【实例简介】
【实例截图】
【核心代码】
/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
/*
* SerialPortsWindLines.java
*
* Created on -7-29, 19:13:00
*/
package com.hitangjun.desk;
import gnu.io.SerialPort;
import java.awt.BasicStroke;
import java.awt.Color;
import java.util.HashMap;
import java.util.Observable;
import java.util.Observer;
import javax.swing.JOptionPane;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.annotations.XYAnnotation;
import org.jfree.chart.annotations.XYDrawableAnnotation;
import org.jfree.chart.annotations.XYTextAnnotation;
import org.jfree.data.xy.XYDataItem;
import org.jfree.data.xy.XYSeries;
/**
*
* @author John
*/
public class SerialPortsWindLines extends javax.swing.JFrame implements Observer{
DynamicChart dynamicChart = new DynamicChart();
SerialReader sr =new SerialReader();
/** Creates new form SerialPortsWindLines */
public SerialPortsWindLines() {
//设置窗体外观为windows
try{
javax.swing.UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");
}catch(Exception e){
Log.debug("设置窗体windows外观失败");
}
initComponents();
//设置Swing JFrame初始位置为屏幕中央
this.setLayout(null);
this.setLocationRelativeTo(null);
//打开串口
openSerialPort();
}
//转换预设的奇偶校验位的值
private int getParityValue(String parity){
if("NONE".equals(parity)){
return SerialPort.PARITY_NONE;
}else if("ODD".equals(parity)){
return SerialPort.PARITY_ODD;
}else if("EVEN".equals(parity)){
return SerialPort.PARITY_EVEN;
}else if("MARK".equals(parity)){
return SerialPort.PARITY_MARK;
}else if("SPACE".equals(parity)){
return SerialPort.PARITY_SPACE;
}else{
return SerialPort.PARITY_NONE;
}
}
//读取参数值,打开串口
public void openSerialPort()
{
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HashMap params = new HashMap();
String port = portComboBox.getSelectedItem().toString();
String rate = rateComboBox.getSelectedItem().toString();
String dataBit = dataBitComboBox.getSelectedItem().toString();
String stopBit = stopBitComboBox.getSelectedItem().toString();
String parity = parityComboBox.getSelectedItem().toString();
int parityInt = getParityValue(parity);
String paramsMsg = "打开串口 " port "," rate "," parity "," dataBit "," stopBit;
params.put( SerialReader.PARAMS_PORT, port ); // 端口名称
params.put( SerialReader.PARAMS_RATE, rate ); // 波特率
params.put( SerialReader.PARAMS_DATABITS,dataBit ); // 数据位
params.put( SerialReader.PARAMS_STOPBITS, stopBit ); // 停止位
params.put( SerialReader.PARAMS_PARITY, parityInt ); // 无奇偶校验
