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RSS订阅转载 通过调节坐标进行jfree图的放大缩小
<br />import java.awt.BorderLayout;<br />import java.awt.Color;<br />import java.util.Hashtable;<br />import javax.swing.JLabel;<br />import javax.swing.JPanel;<br />import javax.swing.JSlider;<br />import javax.swing.event.ChangeEvent;<br />import javax.s
2010-06-11 20:35:00
1069
转载 jfreechart缩放
<br />public class PolarChartDemo1 extends ApplicationFrame {<br />public PolarChartDemo1(String s) {<br /> super(s);<br /> JPanel jpanel = createDemoPanel();<br /> jpanel.setPreferredSize(new Dimension(600, 500));<br /> setContentPane(jpanel);<br
2010-06-10 22:21:00
2977
转载 鼠标拖拽
<br />public class TimeSeriesTest extends ApplicationFrame implements ChartMouseListener, MouseListener, MouseMotionListener{<br /> private static final long serialVersionUID = 1L;<br /> private JFreeChart chart;<br /> private ChartPanel chartPanel;<
2010-06-10 22:15:00
603
转载 键盘事件
public class Snippet146 {public static void main(String[] args) {<br /> final Display display = new Display();<br /> final Shell shell = new Shell(display);<br /> final Text text = new Text(shell, SWT.BORDER);<br /> text.setSize(text.computeSize(150, SWT.D
2010-06-09 20:11:00
363
转载 鼠标事件
public class Snippet {public static void main(String[] args) {<br /> final Display display = new Display();<br /> final Shell shell = new Shell(display);<br /> final Button button = new Button(shell,SWT.NONE);<br /> button.setSize(100,100);<br /> button.se
2010-06-09 20:10:00
340
转载 vb
Reading WAV FilesA WAV File consists of series of headers chunk which describes the data followed by the data itself. Whilst the format probably isn't too complex there are a series of multimedia I/O API calls you can use to interpret the information. Anot
2010-06-06 19:15:00
952
转载 wav音频文件
package test;import java.io.File;import java.io.FileNotFoundException;import java.io.IOException;import javax.sound.sampled.AudioFormat;import javax.sound.sampled.AudioSystem;import javax.sound.sampled.UnsupportedAudioFileException;public class Audio { pub
2010-06-06 17:58:00
535
转载 Applet程序,画一个正弦曲线并用JSlider控制它的振幅
<br />import javax.swing.*; <br />import javax.swing.event.*; <br />import java.awt.*; <br /><br />class SineDraw extends JPanel <br />{ <br />private static final int SCALEFACTOR=200; <br />private int cycles; <br />private int points; <br />private doubl
2010-05-31 21:09:00
765
转载 JAVA画出wav音频波形图
字号：大中小import java.awt.Graphics; import java.io.File; import javax.sound.sampled.AudioFormat; import javax.sound.sampled.AudioInputStream; import javax.sound.sampled.AudioSystem; import javax.sound.sampled.DataLine; import javax.sound.sampled.SourceDataLine
2010-05-31 20:22:00
4136
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