Initial revision

From-SVN: r104578
2005-09-23 19:36:46 +00:00 · 2005-09-23 19:36:46 +00:00 · 9b044d1951
commit 9b044d1951
parent acff2da93c
495 changed files with 82760 additions and 0 deletions
--- a/libjava/classpath/gnu/java/awt/peer/qt/QtImageGraphics.java
+++ b/libjava/classpath/gnu/java/awt/peer/qt/QtImageGraphics.java
@ -0,0 +1,143 @@
+/* QtImageGraphics.java --
+   Copyright (C)  2005  Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+package gnu.java.awt.peer.qt;
+
+import java.awt.Color;
+import java.awt.GraphicsConfiguration;
+import java.awt.Graphics;
+import java.awt.Graphics2D;
+import java.awt.Image;
+import java.awt.Paint;
+import java.awt.Rectangle;
+import java.util.Stack;
+
+/**
+ * QtComponentPainter is a Graphics2D context for painting to QtImage and
+ * QtVolatileImages.
+ */
+public class QtImageGraphics extends QtGraphics
+{
+  Image parentImage;
+  Stack owners;
+  QtImageGraphics topParent;
+
+  public QtImageGraphics(Image image)
+  {
+    if(!( image instanceof QtVolatileImage || image instanceof QtImage))
+      throw new IllegalArgumentException("Cannot create QtImageGraphics for a non-QImage context.");
+
+    owners = new Stack();
+    owners.push(this);
+    topParent = null;
+    int w, h;
+    if(image instanceof QtImage)
+      {
+	w = ((QtImage)image).width; 
+	h = ((QtImage)image).height; 
+	initImage((QtImage) image );
+	((QtImage)image).putPainter( this );
+      } 
+    else
+      {
+	w = ((QtVolatileImage)image).width; 
+	h = ((QtVolatileImage)image).height; 
+	initVolatileImage((QtVolatileImage) image );
+	((QtVolatileImage)image).putPainter( this );
+      }
+
+    parentImage = image;
+    initialClip = new Rectangle( 0, 0, w, h );
+    setClip( initialClip );
+    setBackground(Color.white); // fixme
+    currentAlpha = 1.0;
+    setColor(Color.black);
+    setup();
+  }
+
+  /**
+   * Copying constructor
+   */
+  QtImageGraphics( QtImageGraphics g )
+  {
+    super( g ); 
+    parentImage = g.parentImage;
+    if(parentImage instanceof QtImage)
+      ((QtImage)parentImage).putPainter( this );
+    else
+      ((QtVolatileImage)parentImage).putPainter( this );
+  }
+
+  public void dispose()
+  {
+    delete();
+    if( parentImage instanceof QtImage )
+      ((QtImage)parentImage).removePainter( this );
+    else
+      ((QtVolatileImage)parentImage).removePainter( this );
+  }
+
+  /**
+   * Create a copy of this context.
+   */
+  public Graphics create()
+  {
+    return new QtImageGraphics( this );
+  }
+
+  /**
+   * Copy an area.
+   */ 
+  public void copyArea(int x, int y, int width, int height, 
+		       int dx, int dy)
+  {
+    if(parentImage instanceof QtImage)
+      ((QtImage)parentImage).copyArea(x, y, width, height, dx, dy);
+    else
+      ((QtVolatileImage)parentImage).copyArea(x, y, width, height, dx, dy);
+  }
+
+  /**
+   * Returns the GraphicsConfiguration of the context component.
+   */
+  public GraphicsConfiguration getDeviceConfiguration()
+  {
+    throw new UnsupportedOperationException("Not implemented yet");
+  }
+} 
+
+