Source for gnu.java.awt.peer.qt.QtImageDirectGraphics

   1: /* QtImageDirectGraphics.java --
   2:    Copyright (C)  2005, 2006  Free Software Foundation, Inc.
   3: 
   4: This file is part of GNU Classpath.
   5: 
   6: GNU Classpath is free software; you can redistribute it and/or modify
   7: it under the terms of the GNU General Public License as published by
   8: the Free Software Foundation; either version 2, or (at your option)
   9: any later version.
  10: 
  11: GNU Classpath is distributed in the hope that it will be useful, but
  12: WITHOUT ANY WARRANTY; without even the implied warranty of
  13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14: General Public License for more details.
  15: 
  16: You should have received a copy of the GNU General Public License
  17: along with GNU Classpath; see the file COPYING.  If not, write to the
  18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19: 02110-1301 USA.
  20: 
  21: Linking this library statically or dynamically with other modules is
  22: making a combined work based on this library.  Thus, the terms and
  23: conditions of the GNU General Public License cover the whole
  24: combination.
  25: 
  26: As a special exception, the copyright holders of this library give you
  27: permission to link this library with independent modules to produce an
  28: executable, regardless of the license terms of these independent
  29: modules, and to copy and distribute the resulting executable under
  30: terms of your choice, provided that you also meet, for each linked
  31: independent module, the terms and conditions of the license of that
  32: module.  An independent module is a module which is not derived from
  33: or based on this library.  If you modify this library, you may extend
  34: this exception to your version of the library, but you are not
  35: obligated to do so.  If you do not wish to do so, delete this
  36: exception statement from your version. */
  37: 
  38: package gnu.java.awt.peer.qt;
  39: 
  40: import java.awt.Color;
  41: import java.awt.Image;
  42: import java.awt.Shape;
  43: import java.awt.geom.AffineTransform;
  44: import java.awt.image.ImageObserver;
  45: 
  46: /**
  47:  * A QtImagePainter that does an update after every drawing op.
  48:  */
  49: public class QtImageDirectGraphics extends QtImageGraphics
  50: {
  51:   private QtComponentPeer peer;
  52:   private boolean modified;
  53: 
  54:   public QtImageDirectGraphics(QtImage image, QtComponentPeer peer)
  55:   {
  56:     super( image );
  57:     this.peer = peer;
  58:     modified = false;
  59:   }
  60: 
  61:   public QtImageDirectGraphics(QtImageGraphics g)
  62:   {
  63:     super( g );
  64:   }
  65: 
  66:   private void scheduleUpdate()
  67:   {
  68:   }
  69: 
  70:   public void dispose()
  71:   {
  72:     super.dispose();
  73:     peer.toolkit.sync();
  74:     peer.QtUpdate();
  75:   }
  76: 
  77:   public void draw(Shape s)
  78:   {
  79:     super.draw(s);
  80:     scheduleUpdate();
  81:   }
  82: 
  83:   public void fill(Shape s)
  84:   {
  85:     super.fill(s);
  86:     scheduleUpdate();
  87:   }
  88: 
  89:   public void drawString(String string, int x, int y)
  90:   {
  91:     super.drawString( string, x, y );
  92:     scheduleUpdate();
  93:   }
  94: 
  95:   public void drawString(String string, float x, float y)
  96:   {
  97:     super.drawString( string, x, y );
  98:     scheduleUpdate();
  99:   }
 100: 
 101:   public void drawLine(int x1, int y1, int x2, int y2)
 102:   {
 103:     super.drawLine(x1, y1, x2, y2);
 104:     scheduleUpdate();
 105:   }
 106: 
 107:   public boolean drawImage(Image image,
 108:                            AffineTransform Tx,
 109:                            ImageObserver obs)
 110:   {
 111:     boolean r = super.drawImage(image, Tx, obs);
 112:     scheduleUpdate();
 113:     return r;
 114:   }
 115: 
 116:   public boolean drawImage(Image image, int x, int y, Color bgcolor,
 117:                            ImageObserver observer)
 118:   {
 119:     boolean r = super.drawImage(image, x, y, bgcolor, observer);
 120:     scheduleUpdate();
 121:     return r;
 122:   }
 123: 
 124:   public boolean drawImage(Image image,
 125:                            int dx1, int dy1, int dx2, int dy2,
 126:                            int sx1, int sy1, int sx2, int sy2,
 127:                            Color bgcolor, ImageObserver observer)
 128:   {
 129:     boolean r = super.drawImage( image, dx1,  dy1,  dx2,  dy2,
 130:                                  sx1,  sy1,  sx2,  sy2,
 131:                                  bgcolor, observer);
 132:     scheduleUpdate();
 133:     return r;
 134:   }
 135: 
 136:   public boolean drawImage(Image image, int x, int y,
 137:                            int width, int height, Color bgcolor,
 138:                            ImageObserver observer)
 139:   {
 140:     boolean r = super.drawImage(image, x, y, width, height, bgcolor,
 141:                                 observer);
 142:     scheduleUpdate();
 143:     return r;
 144:   }
 145: }