lineplotstrategy.java

来自「JAVA模式附书源代码,包括所有模式的Java源代码.」· Java 代码 · 共 34 行

import java.awt.*;
import java.awt.event.*;
import java.util.*;

//swing classes
import com.sun.java.swing.text.*;
import com.sun.java.swing.*;
import com.sun.java.swing.event.*;

public class LinePlotStrategy extends PlotStrategy
{
   LinePlotPanel lp;

//--------------------------------------
   public LinePlotStrategy()
   {
     super("Line plot");
     lp = new LinePlotPanel();
     getContentPane().add(lp);
   }
//--------------------------------------
   public void plot(float[] xp, float[] yp)
   {
      x = xp;  y = yp;        //copy in data
      findBounds();           //sets maxes and mins
      setSize(width, height);
      setVisible(true);
      setBackground(Color.white);
      lp.setBounds(minX, minY, maxX, maxY);
      lp.plot(xp, yp, color); //set up plot data
      repaint();              //call paint to plot
   }
}