S283 Planetary Science &n…he Search for Life DVD 2/DVD-ROM.iso/install/jre1_3/lib/rt.jar/javax/swing/text/html/StyleSheet$BackgroundImagePainter.class

Java Class File | 1979-12-31 | 3.0 KB | 153 lines

package javax.swing.text.html;

import java.awt.Component;
import java.awt.Graphics;
import java.awt.Rectangle;
import java.io.Serializable;
import javax.swing.ImageIcon;
import javax.swing.text.AttributeSet;
import javax.swing.text.View;
import javax.swing.text.html.CSS.Attribute;
import javax.swing.text.html.CSS.Value;

class StyleSheet$BackgroundImagePainter implements Serializable {
   ImageIcon backgroundImage;
   float hPosition;
   float vPosition;
   short flags;
   private int paintX;
   private int paintY;
   private int paintMaxX;
   private int paintMaxY;

   StyleSheet$BackgroundImagePainter(AttributeSet var1, CSS var2, StyleSheet var3) {
      this.backgroundImage = var3.getBackgroundImage(var1);
      CSS.BackgroundPosition var4 = (CSS.BackgroundPosition)var1.getAttribute(Attribute.BACKGROUND_POSITION);
      if (var4 != null) {
         this.hPosition = var4.getHorizontalPosition();
         this.vPosition = var4.getVerticalPosition();
         if (var4.isHorizontalPositionRelativeToSize()) {
            this.flags = (short)(this.flags | 4);
         } else if (var4.isHorizontalPositionRelativeToSize()) {
            this.hPosition *= (float)CSS.getFontSize(var1, 12);
         }

         if (var4.isVerticalPositionRelativeToSize()) {
            this.flags = (short)(this.flags | 8);
         } else if (var4.isVerticalPositionRelativeToFontSize()) {
            this.vPosition *= (float)CSS.getFontSize(var1, 12);
         }
      }

      CSS.Value var5 = (CSS.Value)var1.getAttribute(Attribute.BACKGROUND_REPEAT);
      if (var5 != null && var5 != Value.BACKGROUND_REPEAT) {
         if (var5 == Value.BACKGROUND_REPEAT_X) {
            this.flags = (short)(this.flags | 1);
         } else if (var5 == Value.BACKGROUND_REPEAT_Y) {
            this.flags = (short)(this.flags | 2);
         }
      } else {
         this.flags = (short)(this.flags | 3);
      }

   }

   void paint(Graphics var1, float var2, float var3, float var4, float var5, View var6) {
      Rectangle var7 = var1.getClipRect();
      if (var7 != null) {
         var1.clipRect((int)var2, (int)var3, (int)var4, (int)var5);
      }

      if ((this.flags & 3) == 0) {
         int var8 = this.backgroundImage.getIconWidth();
         int var9 = this.backgroundImage.getIconWidth();
         if ((this.flags & 4) == 4) {
            this.paintX = (int)(var2 + var4 * this.hPosition - (float)var8 * this.hPosition);
         } else {
            this.paintX = (int)var2 + (int)this.hPosition;
         }

         if ((this.flags & 8) == 8) {
            this.paintY = (int)(var3 + var5 * this.vPosition - (float)var9 * this.vPosition);
         } else {
            this.paintY = (int)var3 + (int)this.vPosition;
         }

         if (var7 == null || this.paintX + var8 > var7.x && this.paintY + var9 > var7.y && this.paintX < var7.x + var7.width && this.paintY < var7.y + var7.height) {
            this.backgroundImage.paintIcon((Component)null, var1, this.paintX, this.paintY);
         }
      } else {
         int var11 = this.backgroundImage.getIconWidth();
         int var12 = this.backgroundImage.getIconHeight();
         if (var11 > 0 && var12 > 0) {
            this.paintX = (int)var2;
            this.paintY = (int)var3;
            this.paintMaxX = (int)(var2 + var4);
            this.paintMaxY = (int)(var3 + var5);
            if (this.updatePaintCoordinates(var7, var11, var12)) {
               while(this.paintX < this.paintMaxX) {
                  for(int var10 = this.paintY; var10 < this.paintMaxY; var10 += var12) {
                     this.backgroundImage.paintIcon((Component)null, var1, this.paintX, var10);
                  }

                  this.paintX += var11;
               }
            }
         }
      }

      if (var7 != null) {
         var1.setClip(var7.x, var7.y, var7.width, var7.height);
      }

   }

   private boolean updatePaintCoordinates(Rectangle var1, int var2, int var3) {
      if ((this.flags & 3) == 1) {
         this.paintMaxY = this.paintY + 1;
      } else if ((this.flags & 3) == 2) {
         this.paintMaxX = this.paintX + 1;
      }

      if (var1 != null) {
         if ((this.flags & 3) == 1 && (this.paintY + var3 <= var1.y || this.paintY > var1.y + var1.height)) {
            return false;
         }

         if ((this.flags & 3) == 2 && (this.paintX + var2 <= var1.x || this.paintX > var1.x + var1.width)) {
            return false;
         }

         if ((this.flags & 1) == 1) {
            if (var1.x + var1.width < this.paintMaxX) {
               if ((var1.x + var1.width - this.paintX) % var2 == 0) {
                  this.paintMaxX = var1.x + var1.width;
               } else {
                  this.paintMaxX = ((var1.x + var1.width - this.paintX) / var2 + 1) * var2 + this.paintX;
               }
            }

            if (var1.x > this.paintX) {
               this.paintX += (var1.x - this.paintX) / var2 * var2;
            }
         }

         if ((this.flags & 2) == 2) {
            if (var1.y + var1.height < this.paintMaxY) {
               if ((var1.y + var1.height - this.paintY) % var3 == 0) {
                  this.paintMaxY = var1.y + var1.height;
               } else {
                  this.paintMaxY = ((var1.y + var1.height - this.paintY) / var3 + 1) * var3 + this.paintY;
               }
            }

            if (var1.y > this.paintY) {
               this.paintY += (var1.y - this.paintY) / var3 * var3;
            }
         }
      }

      return true;
   }
}