Developer CD Series 1998 … to May: Technology Seed/April-May ADC Seed.toast/ASIP 6.0 Seed 3 package/Install AppleShare IP 6.0/Web Admin/Java/Histogram.class/Histogram.class

Java Class File | 1998-04-17 | 3.5 KB | 170 lines | [Clss/MWZP]

import java.applet.Applet;
import java.awt.Color;
import java.awt.Component;
import java.awt.Container;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.LayoutManager;
import java.awt.Rectangle;

public class Histogram extends Applet {
   public static final int NUM_DATAPOINT = 400;
   public static final int NUM_DATAIN = 4;
   String fLastSample;
   String fFirstSample;
   int fNumSample;
   Rectangle fAppletBounds;
   Rectangle fDataBounds;
   byte[] fDataBuffer = new byte[1600];

   public void init() {
      Font var3 = new Font("Times", 0, 12);
      ((Container)this).setLayout((LayoutManager)null);
      ((Component)this).setFont(var3);
      this.fAppletBounds = ((Component)this).bounds();
      this.fDataBounds = ((Component)this).bounds();
      Rectangle var10000 = this.fDataBounds;
      var10000.x += 40;
      var10000 = this.fDataBounds;
      var10000.y += 6;
      var10000 = this.fDataBounds;
      var10000.width -= 42;
      var10000 = this.fDataBounds;
      var10000.height -= 30;
      String var1 = ((Applet)this).getParameter("BGColor");
      Color var2;
      if (var1 != null) {
         int var6 = Integer.parseInt(var1, 16);
         var2 = new Color(var6);
         ((Component)this).setBackground(var2);
      } else {
         var2 = ((Component)this).getBackground();
      }

      var1 = "100%";
      LabelPanel var5 = new LabelPanel(var1, 2);
      ((Component)var5).reshape(this.fAppletBounds.x, this.fAppletBounds.y, 30, 14);
      ((Component)var5).setBackground(var2);
      var5.setFont(var3);
      ((Container)this).add(var5);
      var1 = "50%";
      var5 = new LabelPanel(var1, 2);
      ((Component)var5).reshape(this.fAppletBounds.x, this.fAppletBounds.y + 50, 30, 14);
      ((Component)var5).setBackground(var2);
      var5.setFont(var3);
      ((Container)this).add(var5);
      var1 = "0%";
      var5 = new LabelPanel(var1, 2);
      ((Component)var5).reshape(this.fAppletBounds.x, this.fAppletBounds.y + 92, 30, 14);
      ((Component)var5).setBackground(var2);
      var5.setFont(var3);
      ((Container)this).add(var5);
      var1 = ((Applet)this).getParameter("firstSample");
      var5 = new LabelPanel(var1, 0);
      ((Component)var5).reshape(this.fAppletBounds.x + 40, this.fAppletBounds.y + this.fAppletBounds.height - 20, 110, 20);
      ((Component)var5).setBackground(var2);
      var5.setFont(var3);
      ((Container)this).add(var5);
      var1 = ((Applet)this).getParameter("lastSample");
      var5 = new LabelPanel(var1, 2);
      ((Component)var5).reshape(this.fAppletBounds.x + this.fAppletBounds.width - 110, this.fAppletBounds.y + this.fAppletBounds.height - 20, 110, 20);
      ((Component)var5).setBackground(var2);
      var5.setFont(var3);
      ((Container)this).add(var5);
      var1 = ((Applet)this).getParameter("numData");
      if (var1 == null) {
         this.fNumSample = 0;
      } else {
         this.fNumSample = this.StrToInt(var1);
      }

      int var4 = 0;
      var1 = ((Applet)this).getParameter("data1");
      if (var1 != null) {
         this.parseData(var4, var1);
         var4 += 400;
      }

      var1 = ((Applet)this).getParameter("data2");
      if (var1 != null) {
         this.parseData(var4, var1);
         var4 += 400;
      }

      var1 = ((Applet)this).getParameter("data3");
      if (var1 != null) {
         this.parseData(var4, var1);
         var4 += 400;
      }

      var1 = ((Applet)this).getParameter("data4");
      if (var1 != null) {
         this.parseData(var4, var1);
         var4 += 400;
      }

   }

   public void paint(Graphics var1) {
      var1.setColor(Color.black);
      var1.drawRect(this.fDataBounds.x, this.fDataBounds.y, this.fDataBounds.width, this.fDataBounds.height);
      var1.drawLine(this.fDataBounds.x, this.fDataBounds.y, this.fDataBounds.x - 6, this.fDataBounds.y);
      var1.drawLine(this.fDataBounds.x, this.fDataBounds.y + 50, this.fDataBounds.x - 6, this.fDataBounds.y + 50);
      var1.drawLine(this.fDataBounds.x, this.fDataBounds.y + 100, this.fDataBounds.x - 6, this.fDataBounds.y + 100);
      this.drawDataPoint(var1);
   }

   public int StrToInt(String var1) {
      int var2 = 0;
      int var3 = 0;
      int var4 = 0;
      int var5 = 0;
      int var7 = var1.length();
      if (var7 == 1) {
         var5 = var1.charAt(0) - 48;
      } else if (var7 == 2) {
         var4 = var1.charAt(0) - 48;
         var5 = var1.charAt(1) - 48;
      } else if (var7 == 3) {
         var3 = var1.charAt(0) - 48;
         var4 = var1.charAt(1) - 48;
         var5 = var1.charAt(2) - 48;
      } else if (var7 == 4) {
         var2 = var1.charAt(0) - 48;
         var3 = var1.charAt(1) - 48;
         var4 = var1.charAt(2) - 48;
         var5 = var1.charAt(3) - 48;
      }

      int var6 = var2 * 1000 + var3 * 100 + var4 * 10 + var5;
      return var6;
   }

   public void parseData(int var1, String var2) {
      for(int var3 = 0; var3 < 400; var3 += 4) {
         this.fDataBuffer[var3 + var1] = (byte)((var2.charAt(var3) & 255) - 48);
         this.fDataBuffer[var3 + var1 + 1] = (byte)((var2.charAt(var3 + 1) & 255) - 48);
         this.fDataBuffer[var3 + var1 + 2] = (byte)((var2.charAt(var3 + 2) & 255) - 48);
      }

   }

   public void drawDataPoint(Graphics var1) {
      int var8 = 1;

      for(int var4 = 0; var4 < this.fNumSample * 4; var4 += 4) {
         byte var6 = this.fDataBuffer[var4];
         byte var5 = this.fDataBuffer[var4 + 1];
         byte var7 = this.fDataBuffer[var4 + 2];
         int var2 = this.fDataBounds.x + var8;
         int var3 = this.fDataBounds.y + this.fDataBounds.height;
         var1.setColor(Color.darkGray);
         var1.drawLine(var2, var3 - var5, var2, var3 - var6);
         var1.setColor(Color.blue);
         var1.drawLine(var2, var3 - var7 - 1, var2, var3 - var7);
         ++var8;
      }

   }
}