PC Plus SuperCD (UK) 2000 March/pcp161a.iso/handson/files/copyjava.exe/com/sun/java/swing/text/WrappedPlainView$WrappedLine.class

Java Class File | 1998-02-26 | 4.2 KB | 159 lines

package com.sun.java.swing.text;

import com.sun.java.swing.event.DocumentEvent;
import java.awt.Component;
import java.awt.Container;
import java.awt.Graphics;
import java.awt.Rectangle;
import java.awt.Shape;

class WrappedPlainView$WrappedLine extends View {
   // $FF: synthetic field
   private final WrappedPlainView this$0;
   int nlines;

   WrappedPlainView$WrappedLine(WrappedPlainView var1, Element var2) {
      super(var2);
      this.this$0 = var1;
      this.this$0 = var1;
   }

   final void loadText(int var1, int var2) {
      try {
         Document var3 = ((View)this).getDocument();
         var3.getText(var1, var2 - var1, this.this$0.lineBuffer);
      } catch (BadLocationException var4) {
         throw new StateInvariantError("Can't get line text");
      }
   }

   final int calculateLineCount() {
      int var1 = 0;
      int var2 = ((View)this).getEndOffset();

      int var4;
      for(int var3 = ((View)this).getStartOffset(); var3 < var2; var3 = var4 == var3 ? var2 : var4) {
         ++var1;
         this.loadText(var3, var2);
         var4 = var3 + Utilities.getTabbedTextOffset(this.this$0.lineBuffer, this.this$0.metrics, 0, this.this$0.layoutWidth, this.this$0, var3);
      }

      return var1;
   }

   public float getPreferredSpan(int var1) {
      switch (var1) {
         case 0:
            return (float)this.this$0.layoutWidth;
         case 1:
            this.nlines = this.calculateLineCount();
            int var2 = this.nlines * this.this$0.metrics.getHeight();
            return (float)var2;
         default:
            throw new IllegalArgumentException("Invalid axis: " + var1);
      }
   }

   public void paint(Graphics var1, Shape var2) {
      Rectangle var3 = var2.getBounds();
      int var4 = var3.y + this.this$0.metrics.getAscent();
      int var5 = var3.x;
      int var6 = ((View)this).getEndOffset();

      for(int var7 = ((View)this).getStartOffset(); var7 < var6; var4 += this.this$0.metrics.getHeight()) {
         this.loadText(var7, var6);
         int var8 = var7 + Utilities.getTabbedTextOffset(this.this$0.lineBuffer, this.this$0.metrics, var5, this.this$0.layoutWidth, this.this$0, var7);
         this.this$0.drawLine(var7, var8, var1, var5, var4);
         var7 = var8 == var7 ? var6 : var8;
      }

   }

   public Shape modelToView(int var1, Shape var2) throws BadLocationException {
      Rectangle var3 = var2.getBounds();
      var3.height = this.this$0.metrics.getHeight();
      var3.width = 1;
      int var4 = ((View)this).getEndOffset();

      for(int var5 = ((View)this).getStartOffset(); var5 < var4; var3.y += var3.height) {
         this.loadText(var5, var4);
         int var6 = var5 + Utilities.getTabbedTextOffset(this.this$0.lineBuffer, this.this$0.metrics, var3.x, var3.x + this.this$0.layoutWidth, this.this$0, var5);
         if (var1 >= var5 && var1 < var6) {
            this.loadText(var5, var1);
            var3.x += Utilities.getTabbedTextWidth(this.this$0.lineBuffer, this.this$0.metrics, var3.x, this.this$0, var5);
            return var3;
         }

         var5 = var6 == var5 ? var4 : var6;
      }

      throw new BadLocationException((String)null, var1);
   }

   public int viewToModel(float var1, float var2, Shape var3) {
      Rectangle var4 = var3.getBounds();
      ((View)this).getDocument();
      int var5 = (int)var1;
      int var6 = (int)var2;
      if (var6 < var4.y) {
         return ((View)this).getStartOffset();
      } else if (var6 > var4.y + var4.height) {
         return ((View)this).getEndOffset() - 1;
      } else {
         var4.height = this.this$0.metrics.getHeight();
         int var7 = ((View)this).getEndOffset();

         for(int var8 = ((View)this).getStartOffset(); var8 < var7; var4.y += var4.height) {
            this.loadText(var8, var7);
            int var9 = var8 + Utilities.getTabbedTextOffset(this.this$0.lineBuffer, this.this$0.metrics, var4.x, var4.x + this.this$0.layoutWidth, this.this$0, var8);
            if (var6 >= var4.y && var6 < var4.y + var4.height) {
               if (var5 < var4.x) {
                  return var8;
               }

               if (var5 > var4.x + var4.width) {
                  return var9;
               }

               int var10 = Utilities.getTabbedTextOffset(this.this$0.lineBuffer, this.this$0.metrics, var4.x, var5, this.this$0, var8);
               return Math.min(var8 + var10, var7 - 1);
            }

            var8 = var9 == var8 ? var7 : var9;
         }

         return ((View)this).getEndOffset() - 1;
      }
   }

   public void insertUpdate(DocumentEvent var1, Shape var2, ViewFactory var3) {
      int var4 = this.calculateLineCount();
      if (this.nlines != var4) {
         this.nlines = var4;
         this.this$0.preferenceChanged(this, false, true);
      } else {
         if (var2 != null) {
            Container var5 = ((View)this).getContainer();
            Rectangle var6 = var2.getBounds();
            ((Component)var5).repaint(var6.x, var6.y, var6.width, var6.height);
         }

      }
   }

   public void removeUpdate(DocumentEvent var1, Shape var2, ViewFactory var3) {
      int var4 = this.calculateLineCount();
      if (this.nlines != var4) {
         this.nlines = var4;
         this.this$0.preferenceChanged(this, false, true);
      } else {
         if (var2 != null) {
            Container var5 = ((View)this).getContainer();
            Rectangle var6 = var2.getBounds();
            ((Component)var5).repaint(var6.x, var6.y, var6.width, var6.height);
         }

      }
   }
}