AWT/Swing merge from GNU Classpath.

From-SVN: r56147

libjava/java/awt/ColorPaintContext.java

@@ -0,0 +1,103 @@
+/* ColorPaintContext.java -- context for painting solid colors
+   Copyright (C) 2002 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., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 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 java.awt;
+
+import java.awt.image.ColorModel;
+import java.awt.image.Raster;
+
+/**
+ * This class provides a paint context which will fill a rectanglar region of
+ * a raster scan with the given color. However, it is not yet completely
+ * implemented.
+ *
+ * @author Eric Blake <ebb9@email.byu.edu>
+ */
+class ColorPaintContext implements PaintContext
+{
+  /**
+   * The color to fill any raster with. Package visible for use in
+   * SystemColor.
+   */
+  final int color;
+
+  /**
+   * Create the context for a given color.
+   *
+   * @param c the solid color to use
+   */
+  ColorPaintContext(int c)
+  {
+    color = c;
+  }
+
+  /**
+   * Release the resources allocated for the paint. As the color is constant,
+   * there aren't any resources.
+   */
+  public void dispose()
+  {
+  }
+
+  /**
+   * Return the color model of this context. This ignores the model passed
+   * in the request, since colors are always in sRGB.
+   *
+   * @return the context color model
+   */
+  public ColorModel getColorModel()
+  {
+    return ColorModel.getRGBdefault();
+  }
+
+  /**
+   * Return a raster containing the colors for the graphics operation.
+   *
+   * @param x the x-coordinate, in device space
+   * @param y the y-coordinate, in device space
+   * @param w the width, in device space
+   * @param h the height, in device space
+   * @return a raster for the given area and color
+   */
+  public Raster getRaster(int x, int y, int w, int h)
+  {
+    // XXX Implement. Sun uses undocumented implementation class
+    // sun.awt.image.IntegerInterleavedRaster.
+    throw new Error("not implemented");
+  }
+} // class ColorPaintContext