//
// CornerRadius.cs
//
// Contact:
// Moonlight List (moonlight-list@lists.ximian.com)
//
// Copyright 2008 Novell, Inc.
//
// 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.Runtime.InteropServices;
namespace System.Windows{
[StructLayout(LayoutKind.Sequential)]
public struct CornerRadius
{
private double top_left;
private double top_right;
private double bottom_right;
private double bottom_left;
public CornerRadius (double uniformRadius) : this (uniformRadius, uniformRadius, uniformRadius, uniformRadius)
{
}
public CornerRadius (double topLeft, double topRight, double bottomRight, double bottomLeft) : this ()
{
TopLeft = topLeft;
TopRight = topRight;
BottomRight = bottomRight;
BottomLeft = bottomLeft;
}
public override string ToString ()
{
return String.Format ("{0},{1},{2},{3}", top_left, top_right, bottom_right, bottom_left);
}
public override bool Equals (object obj)
{
if (obj == null)
return false;
if (!(obj is CornerRadius))
return false;
return this == (CornerRadius) obj;
}
public bool Equals (CornerRadius cornerRadius)
{
return this == cornerRadius;
}
public override int GetHashCode()
{
return top_left.GetHashCode () ^ top_right.GetHashCode () ^
bottom_right.GetHashCode () ^ bottom_left.GetHashCode ();
}
public static bool operator == (CornerRadius cr1, CornerRadius cr2)
{
return cr1.bottom_left == cr2.bottom_left &&
cr1.bottom_right == cr2.bottom_right &&
cr1.top_left == cr2.top_left &&
cr1.top_right == cr2.top_right;
}
public static bool operator != (CornerRadius cr1, CornerRadius cr2)
{
return !(cr1 == cr2);
}
private double CheckValue (double value, string name)
{
if ((value < 0.0) || Double.IsNaN (value))
throw new ArgumentException ("Invalid value", name);
return value;
}
public double TopLeft {
get { return top_left; }
set { top_left = CheckValue (value, "TopLeft"); }
}
public double TopRight {
get { return top_right; }
set { top_right = CheckValue (value, "TopRight"); }
}
public double BottomRight {
get { return bottom_right; }
set { bottom_right = CheckValue (value, "BottomRight"); }
}
public double BottomLeft {
get { return bottom_left; }
set { bottom_left = CheckValue (value, "BottomLeft"); }
}
}
}
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