diff options
Diffstat (limited to 'mcs/class/System.Drawing/System.Drawing.Drawing2D/PathGradientBrush.cs')
| -rw-r--r-- | mcs/class/System.Drawing/System.Drawing.Drawing2D/PathGradientBrush.cs | 357 |
1 files changed, 357 insertions, 0 deletions
diff --git a/mcs/class/System.Drawing/System.Drawing.Drawing2D/PathGradientBrush.cs b/mcs/class/System.Drawing/System.Drawing.Drawing2D/PathGradientBrush.cs new file mode 100644 index 00000000000..162baded814 --- /dev/null +++ b/mcs/class/System.Drawing/System.Drawing.Drawing2D/PathGradientBrush.cs @@ -0,0 +1,357 @@ +// +// System.Drawing.Drawing2D.PathGradientBrush.cs +// +// Authors: +// Dennis Hayes (dennish@Raytek.com) +// Andreas Nahr (ClassDevelopment@A-SoftTech.com) +// Ravindra (rkumar@novell.com) +// +// Copyright (C) 2002/3 Ximian, Inc. http://www.ximian.com +// +// Copyright (C) 2004 Novell, Inc (http://www.novell.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.Drawing; + +namespace System.Drawing.Drawing2D +{ + /// <summary> + /// Summary description for PathGradientBrush. + /// </summary> + public sealed class PathGradientBrush : Brush + { + internal PathGradientBrush (IntPtr native) : base (native) + { + } + + public PathGradientBrush (GraphicsPath path) + { + Status status = GDIPlus.GdipCreatePathGradientFromPath (path.NativeObject, out nativeObject); + GDIPlus.CheckStatus (status); + } + + 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); + } + + public PathGradientBrush (PointF [] points, WrapMode wrapMode) + { + Status status = GDIPlus.GdipCreatePathGradient (points, points.Length, wrapMode, out nativeObject); + GDIPlus.CheckStatus (status); + } + + // Properties + + public Blend Blend { + get { + int count; + Status status = GDIPlus.GdipGetPathGradientBlendCount (nativeObject, out count); + GDIPlus.CheckStatus (status); + float [] factors = new float [count]; + float [] positions = new float [count]; + status = GDIPlus.GdipGetPathGradientBlend (nativeObject, factors, positions, count); + GDIPlus.CheckStatus (status); + + Blend blend = new Blend (); + blend.Factors = factors; + blend.Positions = positions; + + return blend; + } + set { + int count; + float [] factors = value.Factors; + float [] positions = value.Positions; + count = factors.Length; + + if (count == 0 || positions.Length == 0) + throw new ArgumentException ("Invalid Blend object. It should have at least 2 elements in each of the factors and positions arrays."); + + if (count != positions.Length) + throw new ArgumentException ("Invalid Blend object. It should contain the same number of factors and positions values."); + + if (positions [0] != 0.0F) + throw new ArgumentException ("Invalid Blend object. The positions array must have 0.0 as its first element."); + + if (positions [count - 1] != 1.0F) + throw new ArgumentException ("Invalid Blend object. The positions array must have 1.0 as its last element."); + + Status status = GDIPlus.GdipSetPathGradientBlend (nativeObject, factors, positions, count); + GDIPlus.CheckStatus (status); + } + } + + public Color CenterColor { + get { + int centerColor; + Status status = GDIPlus.GdipGetPathGradientCenterColor (nativeObject, out centerColor); + GDIPlus.CheckStatus (status); + return Color.FromArgb (centerColor); + } + set { + Status status = GDIPlus.GdipSetPathGradientCenterColor (nativeObject, value.ToArgb ()); + GDIPlus.CheckStatus (status); + } + } + + public PointF CenterPoint { + get { + PointF center; + Status status = GDIPlus.GdipGetPathGradientCenterPoint (nativeObject, out center); + GDIPlus.CheckStatus (status); + + return center; + } + set { + PointF center = value; + Status status = GDIPlus.GdipSetPathGradientCenterPoint (nativeObject, ref center); + GDIPlus.CheckStatus (status); + } + } + + public PointF FocusScales { + get { + float xScale; + float yScale; + Status status = GDIPlus.GdipGetPathGradientFocusScales (nativeObject, out xScale, out yScale); + GDIPlus.CheckStatus (status); + + return new PointF (xScale, yScale); + } + set { + Status status = GDIPlus.GdipSetPathGradientFocusScales (nativeObject, value.X, value.Y); + GDIPlus.CheckStatus (status); + } + } + + public ColorBlend InterpolationColors { + get { + int count; + Status status = GDIPlus.GdipGetPathGradientPresetBlendCount (nativeObject, out count); + GDIPlus.CheckStatus (status); + int [] intcolors = new int [count]; + float [] positions = new float [count]; + status = GDIPlus.GdipGetPathGradientPresetBlend (nativeObject, intcolors, positions, count); + GDIPlus.CheckStatus (status); + + ColorBlend interpolationColors = new ColorBlend (); + Color [] colors = new Color [count]; + for (int i = 0; i < count; i++) + colors [i] = Color.FromArgb (intcolors [i]); + interpolationColors.Colors = colors; + interpolationColors.Positions = positions; + + return interpolationColors; + } + set { + int count; + Color [] colors = value.Colors; + float [] positions = value.Positions; + count = colors.Length; + + if (count == 0 || positions.Length == 0) + throw new ArgumentException ("Invalid ColorBlend object. It should have at least 2 elements in each of the colors and positions arrays."); + + if (count != positions.Length) + throw new ArgumentException ("Invalid ColorBlend object. It should contain the same number of positions and color values."); + + if (positions [0] != 0.0F) + throw new ArgumentException ("Invalid ColorBlend object. The positions array must have 0.0 as its first element."); + + if (positions [count - 1] != 1.0F) + throw new ArgumentException ("Invalid ColorBlend object. The positions array must have 1.0 as its last element."); + + 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, positions, count); + GDIPlus.CheckStatus (status); + } + } + + public RectangleF Rectangle { + get { + RectangleF rect; + Status status = GDIPlus.GdipGetPathGradientRect (nativeObject, out rect); + GDIPlus.CheckStatus (status); + + return rect; + } + } + + public Color [] SurroundColors { + get { + int count; + Status status = GDIPlus.GdipGetPathGradientSurroundColorCount (nativeObject, out count); + GDIPlus.CheckStatus (status); + + int [] intcolors = new int [count]; + status = GDIPlus.GdipGetPathGradientSurroundColorsWithCount (nativeObject, intcolors, ref count); + GDIPlus.CheckStatus (status); + + Color [] colors = new Color [count]; + for (int i = 0; i < count; i++) + colors [i] = Color.FromArgb (intcolors [i]); + + return colors; + } + set { + int count = value.Length; + int [] colors = new int [count]; + for (int i = 0; i < count; i++) + colors [i] = value [i].ToArgb (); + + Status status = GDIPlus.GdipSetPathGradientSurroundColorsWithCount (nativeObject, colors, ref count); + GDIPlus.CheckStatus (status); + } + } + + public Matrix Transform { + get { + Matrix matrix = new Matrix (); + Status status = GDIPlus.GdipGetPathGradientTransform (nativeObject, matrix.nativeMatrix); + GDIPlus.CheckStatus (status); + + return matrix; + } + set { + Status status = GDIPlus.GdipSetPathGradientTransform (nativeObject, value.nativeMatrix); + GDIPlus.CheckStatus (status); + } + } + + public WrapMode WrapMode { + get { + WrapMode wrapMode; + Status status = GDIPlus.GdipGetPathGradientWrapMode (nativeObject, out wrapMode); + GDIPlus.CheckStatus (status); + + return wrapMode; + } + set { + Status status = GDIPlus.GdipSetPathGradientWrapMode (nativeObject, value); + GDIPlus.CheckStatus (status); + } + } + + // Methods + + public void MultiplyTransform (Matrix matrix) + { + MultiplyTransform (matrix, MatrixOrder.Prepend); + } + + public void MultiplyTransform (Matrix matrix, MatrixOrder order) + { + Status status = GDIPlus.GdipMultiplyPathGradientTransform (nativeObject, matrix.nativeMatrix, order); + GDIPlus.CheckStatus (status); + } + + public void ResetTransform () + { + Status status = GDIPlus.GdipResetPathGradientTransform (nativeObject); + GDIPlus.CheckStatus (status); + } + + public void RotateTransform (float angle) + { + RotateTransform (angle, MatrixOrder.Prepend); + } + + public void RotateTransform (float angle, MatrixOrder order) + { + Status status = GDIPlus.GdipRotatePathGradientTransform (nativeObject, angle, order); + GDIPlus.CheckStatus (status); + } + + public void ScaleTransform (float sx, float sy) + { + ScaleTransform (sx, sy, MatrixOrder.Prepend); + } + + public void ScaleTransform (float sx, float sy, MatrixOrder order) + { + Status status = GDIPlus.GdipScalePathGradientTransform (nativeObject, sx, sy, order); + GDIPlus.CheckStatus (status); + } + + public void SetBlendTriangularShape (float focus) + { + SetBlendTriangularShape (focus, 1.0F); + } + + public void SetBlendTriangularShape (float focus, float scale) + { + if (focus < 0 || focus > 1 || scale < 0 || scale > 1) + throw new ArgumentException ("Invalid parameter passed."); + + Status status = GDIPlus.GdipSetPathGradientLinearBlend (nativeObject, focus, scale); + GDIPlus.CheckStatus (status); + } + + public void SetSigmaBellShape (float focus) + { + SetSigmaBellShape (focus, 1.0F); + } + + public void SetSigmaBellShape (float focus, float scale) + { + if (focus < 0 || focus > 1 || scale < 0 || scale > 1) + throw new ArgumentException ("Invalid parameter passed."); + + Status status = GDIPlus.GdipSetPathGradientSigmaBlend (nativeObject, focus, scale); + GDIPlus.CheckStatus (status); + } + + public void TranslateTransform (float dx, float dy) + { + TranslateTransform (dx, dy, MatrixOrder.Prepend); + } + + public void TranslateTransform (float dx, float dy, MatrixOrder order) + { + Status status = GDIPlus.GdipTranslatePathGradientTransform (nativeObject, dx, dy, order); + GDIPlus.CheckStatus (status); + } + + public override object Clone () + { + IntPtr clonePtr; + Status status = GDIPlus.GdipCloneBrush (nativeObject, out clonePtr); + GDIPlus.CheckStatus (status); + + PathGradientBrush clone = new PathGradientBrush (clonePtr); + return clone; + } + } +} |