Initial revision

From-SVN: r102074

libjava/classpath/java/awt/Paint.java

@@ -0,0 +1,79 @@
+/* Paint.java -- generate colors for Graphics2D operations
+   Copyright (C) 2000, 2002 Free Software Foundation
+
+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 java.awt;
+
+import java.awt.geom.AffineTransform;
+import java.awt.geom.Rectangle2D;
+import java.awt.image.ColorModel;
+
+/**
+ * Defines how color patterns are generated for Graphics2D operations. This
+ * is used to perform the <code>draw</code> and <code>fill</code> methods
+ * of the graphics object. Instances must be immutable, because the graphics
+ * object does not clone them.
+ *
+ * @author Warren Levy (warrenl@cygnus.com)
+ * @see PaintContext
+ * @see Color
+ * @see GradientPaint
+ * @see TexturePaint
+ * @see Graphics2D#setPaint(Paint)
+ * @since 1.1
+ * @status updated to 1.4
+ */
+public interface Paint extends Transparency
+{
+  /**
+   * Create the context necessary for performing the color pattern generation.
+   * The color model is a hint, and may be null for Classpath implementations;
+   * however some legacy code may throw a NullPointerException when passed a
+   * null. Leaving the color model null provides the most efficiency and leeway
+   * in the generation of the color pattern.
+   *
+   * @param cm the color model, used as a hint
+   * @param deviceBounds the device space bounding box of the painted area
+   * @param userBounds the user space bounding box of the painted area
+   * @param xform the transformation from user space to device space
+   * @param hints any hints for choosing between rendering alternatives
+   * @return the context for performing the paint
+   */
+  PaintContext createContext(ColorModel cm, Rectangle deviceBounds,
+                             Rectangle2D userBounds, AffineTransform xform,
+                             RenderingHints hints);
+} // interface Paint