Implemented constructors and properties of PathGradient brush.

svn path=/trunk/mcs/; revision=23753

mcs/class/System.Drawing/System.Drawing.Drawing2D/ChangeLog

@@ -1,3 +1,6 @@
+2004-03-06  Ravindra  <[email protected]>
+	* PathGradientBrush.cs: Implemented constructors and properties.
+
 2004-03-04  Duncan Mak  <[email protected]>
 
 	* GraphicsPath.cs (PathCount): Corrected. The name should be PointCount.

mcs/class/System.Drawing/System.Drawing.Drawing2D/PathGradientBrush.cs

@@ -1,29 +1,202 @@
-//
-// System.Drawing.Drawing2D.PathGradientBrush.cs
-//
-// Authors:
+//
+// System.Drawing.Drawing2D.PathGradientBrush.cs
+//
+// Authors:
 //   Dennis Hayes ([email protected])
-//   Andreas Nahr ([email protected])
-//
-// (C) 2002/3 Ximian, Inc
-//
-using System;
-
-namespace System.Drawing.Drawing2D
-{
-	/// <summary>
-	/// Summary description for PathGradientBrush.
-	/// </summary>
-	public sealed class PathGradientBrush : Brush
-	{
-		internal PathGradientBrush()
-		{
-		}
-
-		[MonoTODO("implement")]
+//   Andreas Nahr ([email protected])
+//   Ravindra ([email protected])
+//
+// (C) 2002/3 Ximian, Inc
+// (C) 2004, Novell, Inc.
+//
+
+using System;
+using System.Drawing;
+using System.Runtime.InteropServices;
+
+namespace System.Drawing.Drawing2D
+{
+	/// <summary>
+	/// Summary description for PathGradientBrush.
+	/// </summary>
+	public sealed class PathGradientBrush : Brush
+	{
+		Blend blend;
+		Color centerColor;
+		PointF center;
+		PointF focus;
+		RectangleF rectangle;
+		Color[] surroundColors;
+		ColorBlend interpolationColors;
+		Matrix transform;
+		WrapMode wrapMode;
+		
+		internal PathGradientBrush (IntPtr native) : base (native)
+		{
+		}
+
+		public PathGradientBrush (GraphicsPath path)
+		{
+			Status status = GDIPlus.GdipCreatePathGradientFromPath (path.NativeObject, out nativeObject);
+			GDIPlus.CheckStatus (status);
+ 
+//			IntPtr rect;
+			status = GDIPlus.GdipGetPathGradientRect (nativeObject, out rectangle);
+			GDIPlus.CheckStatus (status);
+//			rectangle = (RectangleF) Marshal.PtrToStructure (rect, typeof (RectangleF));
+		}
+
+		public PathGradientBrush (Point[] points) : this (points, WrapMode.Clamp)
+		{
+		}
+
+		public PathGradientBrush (PointF[] points) : this (points, WrapMode.Clamp)
+		{
+		}
+
+		public PathGradientBrush (Point[] points, WrapMode wrapMode)
+		{
+			Status status = GDIPlus.GdipCreatePathGradientI (points, points.Length, wrapMode, out nativeObject);
+			GDIPlus.CheckStatus (status);
+
+//			IntPtr rect;
+			status = GDIPlus.GdipGetPathGradientRect (nativeObject, out rectangle);
+			GDIPlus.CheckStatus (status);
+//			rectangle = (RectangleF) Marshal.PtrToStructure (rect, typeof (RectangleF));
+		}
+
+		public PathGradientBrush (PointF[] points, WrapMode wrapMode)
+		{
+			Status status = GDIPlus.GdipCreatePathGradient (points, points.Length, wrapMode, out nativeObject);
+			GDIPlus.CheckStatus (status);
+
+//			IntPtr rect;
+			status = GDIPlus.GdipGetPathGradientRect (nativeObject, out rectangle);
+			GDIPlus.CheckStatus (status);
+//			rectangle = (RectangleF) Marshal.PtrToStructure (rect, typeof (RectangleF));
+		}
+
+		// properties
+		public Blend Blend {
+			get {
+				return blend;
+			}
+			set {
+				Status status = GDIPlus.GdipSetPathGradientBlend (nativeObject, value.Factors, value.Positions, value.Factors.Length);
+				GDIPlus.CheckStatus (status);
+				blend = value;
+			}
+		}
+
+		public Color CenterColor {
+			get {
+				return centerColor;
+			}
+			set {
+				Status status = GDIPlus.GdipSetPathGradientCenterColor (nativeObject, value.ToArgb ());
+				GDIPlus.CheckStatus (status);
+				centerColor = value;
+			}
+		}
+
+		public PointF CenterPoint {
+			get {
+				return center;
+			}
+			set {
+				Status status = GDIPlus.GdipSetPathGradientCenterPoint (nativeObject, value);
+				GDIPlus.CheckStatus (status);
+				center = value;
+			}
+		}
+
+		public PointF FocusScales {
+			get {
+				return focus;
+			}
+			set {
+				Status status = GDIPlus.GdipSetPathGradientFocusScales (nativeObject, value.X, value.Y);
+				GDIPlus.CheckStatus (status);
+				focus = value;
+			}
+		}
+
+		public ColorBlend InterpolationColors {
+			get {
+				return interpolationColors;
+			}
+			set {
+				Color[] colors = value.Colors;
+				int[] blend = new int [colors.Length];
+				for (int i = 0; i < colors.Length; i++)
+					blend [i] = colors [i].ToArgb ();
+
+				Status status = GDIPlus.GdipSetPathGradientPresetBlend (nativeObject, blend, value.Positions, blend.Length);
+				GDIPlus.CheckStatus (status);
+				interpolationColors = value;
+			}
+		}
+
+		public RectangleF Rectangle {
+			get {
+				
+				return rectangle;
+			}
+		}
+
+		public Color[] SurroundColors {
+			get {
+				return surroundColors;
+			}
+			set {
+				int[] colors = new int [value.Length];
+				for (int i = 0; i < value.Length; i++)
+					colors [i] = value [i].ToArgb ();
+
+				Status status = GDIPlus.GdipSetPathGradientSurroundColorsWithCount (nativeObject, colors, colors.Length);
+				GDIPlus.CheckStatus (status);
+				surroundColors = value;
+			}
+		}
+
+		public Matrix Transform {
+			get {
+				return transform;
+			}
+			set {
+
+				Status status = GDIPlus.GdipSetPathGradientTransform (nativeObject, value.nativeMatrix);
+				GDIPlus.CheckStatus (status);
+				transform = value;
+			}
+		}
+
+		public WrapMode WrapMode {
+			get {
+				return wrapMode;
+			}
+			set {
+				Status status = GDIPlus.GdipSetPathGradientWrapMode (nativeObject, value);
+				GDIPlus.CheckStatus (status);
+				wrapMode = value;
+			}
+		}
+
+		//methods
 		public override object Clone ()
 		{
-			throw new NotImplementedException ();
-		}
-	}
-}
+			PathGradientBrush clone = new PathGradientBrush (nativeObject);
+			clone.blend = this.blend;
+			clone.centerColor = this.centerColor;
+			clone.center = this.center;
+			clone.focus = this.focus;
+			clone.rectangle = this.rectangle;
+			clone.surroundColors = this.surroundColors;
+			clone.interpolationColors = this.interpolationColors;
+			clone.transform = this.transform;
+			clone.wrapMode = this.wrapMode;
+
+			return clone;
+		}
+	}
+}