jdk/src/share/classes/sun/java2d/loops/DrawPolygons.java
changeset 2 90ce3da70b43
child 5506 202f599c92aa
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/sun/java2d/loops/DrawPolygons.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,120 @@
+/*
+ * Copyright 1997-2002 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/*
+ * @author Charlton Innovations, Inc.
+ */
+
+package sun.java2d.loops;
+
+import sun.java2d.loops.GraphicsPrimitive;
+import sun.java2d.SunGraphics2D;
+import sun.java2d.SurfaceData;
+
+/**
+ *   DrawPolygons
+ *   1) draw single-width line polygons onto destination surface
+ *   2) must accept output area [x, y, dx, dy]
+ *      from within the surface description data for clip rect
+ */
+public class DrawPolygons extends GraphicsPrimitive
+{
+    public final static String methodSignature = "DrawPolygons(...)".toString();
+
+    public final static int primTypeID = makePrimTypeID();
+
+    public static DrawPolygons locate(SurfaceType srctype,
+                                      CompositeType comptype,
+                                      SurfaceType dsttype)
+    {
+        return (DrawPolygons)
+            GraphicsPrimitiveMgr.locate(primTypeID,
+                                        srctype, comptype, dsttype);
+    }
+
+    protected DrawPolygons(SurfaceType srctype,
+                           CompositeType comptype,
+                           SurfaceType dsttype)
+    {
+        super(methodSignature, primTypeID, srctype, comptype, dsttype);
+    }
+
+    public DrawPolygons(long pNativePrim,
+                        SurfaceType srctype,
+                        CompositeType comptype,
+                        SurfaceType dsttype)
+    {
+        super(pNativePrim, methodSignature, primTypeID, srctype, comptype, dsttype);
+    }
+
+    /**
+     *   All DrawPolygon implementors must have this invoker method
+     */
+    public native void DrawPolygons(SunGraphics2D sg2d, SurfaceData sData,
+                                    int xPoints[], int yPoints[],
+                                    int nPoints[], int numPolys,
+                                    int transX, int transY,
+                                    boolean close);
+
+    public GraphicsPrimitive makePrimitive(SurfaceType srctype,
+                                           CompositeType comptype,
+                                           SurfaceType dsttype)
+    {
+        // REMIND: use FillSpans or converter object?
+        throw new InternalError("DrawPolygons not implemented for "+
+                                srctype+" with "+comptype);
+    }
+
+    public GraphicsPrimitive traceWrap() {
+        return new TraceDrawPolygons(this);
+    }
+
+    private static class TraceDrawPolygons extends DrawPolygons {
+        DrawPolygons target;
+
+        public TraceDrawPolygons(DrawPolygons target) {
+            super(target.getSourceType(),
+                  target.getCompositeType(),
+                  target.getDestType());
+            this.target = target;
+        }
+
+        public GraphicsPrimitive traceWrap() {
+            return this;
+        }
+
+        public void DrawPolygons(SunGraphics2D sg2d, SurfaceData sData,
+                                 int xPoints[], int yPoints[],
+                                 int nPoints[], int numPolys,
+                                 int transX, int transY,
+                                 boolean close)
+        {
+            tracePrimitive(target);
+            target.DrawPolygons(sg2d, sData,
+                                xPoints, yPoints, nPoints, numPolys,
+                                transX, transY, close);
+        }
+    }
+}