1 files changed, 220 insertions, 0 deletions
diff --git a/mcs/class/System.Drawing/System.Drawing.Drawing2D/GraphicsPathIterator.jvm.cs b/mcs/class/System.Drawing/System.Drawing.Drawing2D/GraphicsPathIterator.jvm.cs
new file mode 100755
index 00000000000..f0ce626b88c
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+++ b/mcs/class/System.Drawing/System.Drawing.Drawing2D/GraphicsPathIterator.jvm.cs
@@ -0,0 +1,220 @@
+//
+// System.Drawing.Drawing2D.GraphicsPathIterator.cs
+//
+// Author:
+// Bors Kirzner <boris@mainsoft.com>	
+//
+// Copyright (C) 2005 Mainsoft Corporation, (http://www.mainsoft.com)
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+// 
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+using System;
+using System.Drawing;
+
+namespace System.Drawing.Drawing2D
+{
+	public sealed class GraphicsPathIterator : MarshalByRefObject, IDisposable
+	{
+		#region Fields
+
+		private readonly GraphicsPath _path;
+		private int _marker = -1;
+		private int _subpath = -1;
+
+		#endregion // Fields
+
+		#region Constructors
+
+		public GraphicsPathIterator (GraphicsPath path)
+		{
+			_path = path;
+		}
+
+		#endregion // Constructors
+
+		#region Properites
+
+		public int Count 
+		{
+			get { return _path.NativeObject.PointCount; }
+		}
+
+		public int SubpathCount {
+			get {
+				int count = 0;
+				int start, end;
+				bool isClosed;
+				while (NextSubpath (out start, out end, out isClosed) != 0)
+					count++;
+				return count;
+			}
+		}
+
+		#endregion // Properties
+
+		#region Methods
+
+		public int CopyData (ref PointF [] points, ref byte [] types, int startIndex, int endIndex)
+		{
+			int j = 0;
+			for (int i = startIndex; i <= endIndex && i < _path.PointCount; i++) {
+				points [j] = _path.PathPoints [i];
+				types [j++] = _path.PathTypes [i];
+			}
+			return j;
+		}
+
+		public void Dispose ()
+		{
+		}
+
+		public int Enumerate (ref PointF [] points, ref byte [] types)
+		{
+			return CopyData (ref points, ref types, 0, _path.PointCount);
+		}
+
+		public bool HasCurve ()
+		{
+			byte [] types = _path.PathTypes;
+			for (int i=0; i < types.Length; i++)
+				if ((types [i] & (byte)PathPointType.PathTypeMask) == (byte)PathPointType.Bezier3)
+					return true;
+			return false;
+		}
+
+		public int NextMarker (GraphicsPath path)
+		{
+			if (path == null)
+				return 0;
+
+			int startIndex;
+			int endIndex;
+			int count = NextMarker (out startIndex, out endIndex);
+
+			if (count != 0)
+				SetPath (_path, startIndex, count, path);
+
+			return count;
+		}
+
+		public int NextMarker (out int startIndex, out int endIndex)
+		{
+			if (_marker >= _path.PointCount) {
+				startIndex = 0;
+				endIndex = 0;
+				return 0;
+			}
+
+			startIndex = ++_marker;
+			while ((_marker < _path.PointCount) && ((_path.PathTypes [_marker] & (byte)PathPointType.PathMarker) == 0))
+				_marker++;
+
+			endIndex = (_marker < _path.PointCount) ? _marker : _path.PointCount - 1;
+			return endIndex - startIndex + 1;
+		}
+
+		public int NextPathType (out byte pathType, out int startIndex, out int endIndex)
+		{
+			if ((_subpath >= _path.PointCount - 1) | (_subpath < 0)) {
+				startIndex = 0;
+				endIndex = 0;
+				pathType = (_subpath < 0) ? (byte)PathPointType.Start : _path.PathTypes [_path.PointCount - 1];
+				return 0;
+			}
+
+			// .net acts different, but it seems to be a bug
+			if ((_path.PathTypes [_subpath + 1] & (byte)PathPointType.PathMarker) != 0) {
+				startIndex = 0;
+				endIndex = 0;
+				pathType = _path.PathTypes [_subpath];
+				return 0;
+			}
+
+			startIndex = _subpath++;
+			endIndex = startIndex;
+			pathType = (byte)(_path.PathTypes [startIndex + 1] & (byte)PathPointType.PathTypeMask);
+
+			while (((_subpath) < _path.PointCount) && ((_path.PathTypes [_subpath] & (byte)PathPointType.PathTypeMask) == pathType))
+				_subpath++;
+			
+			endIndex = (_subpath < _path.PointCount) ? --_subpath : _path.PointCount - 1;
+			return endIndex - startIndex + 1;
+		}
+
+		public int NextSubpath (GraphicsPath path, out bool isClosed)
+		{
+			int startIndex;
+			int endIndex;
+			int count = NextSubpath (out startIndex, out endIndex, out isClosed);
+
+			if ((count != 0) && (path != null))
+				SetPath (_path, startIndex, count, path);
+
+			return count;
+		}
+
+		private void SetPath (GraphicsPath source, int start, int count, GraphicsPath target)
+		{
+			PointF [] points = new PointF [count];
+			byte [] types = new byte [count];
+			PointF [] pathPoints = _path.PathPoints;
+			byte [] pathTypes = _path.PathTypes;
+
+			for (int i = 0; i < count; i++) {
+				points [i] = pathPoints [start + i];
+				types [i] = pathTypes [start + i];
+			}
+			
+			target.SetPath (points, types);
+		}
+
+		public int NextSubpath (out int startIndex, out int endIndex, out bool isClosed)
+		{
+			_subpath++;
+			while (((_subpath) < _path.PointCount) && (_path.PathTypes [_subpath] != (byte)PathPointType.Start))
+				_subpath++;
+
+				
+			if (_subpath >= _path.PointCount - 1) {
+				startIndex = 0;
+				endIndex = 0;
+				isClosed = true;
+				return 0;
+			}			
+
+			startIndex = _subpath;
+			int offset = 1;
+			while (((_subpath + offset) < _path.PointCount) && (_path.PathTypes [_subpath + offset] != (byte)PathPointType.Start))
+				offset++;
+
+			endIndex = ((_subpath + offset) < _path.PointCount) ? _subpath + offset - 1 : _path.PointCount - 1;
+			isClosed = (_path.PathTypes [endIndex] & (byte)PathPointType.CloseSubpath) != 0;
+			return endIndex - startIndex + 1;
+		}
+
+		public void Rewind ()
+		{
+			_marker = -1;
+			_subpath = -1;
+		}
+
+		#endregion // Methods
+	}
+}