//
// Copyright (C) 2005, 2008 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.
//
// Authors:
//
// Dennis Hayes (dennish@Raytek.com)
// Gonzalo Paniagua Javier (gonzalo@ximian.com)
// Ravindra (rkumar@novell.com)
// Jordi Mas i Hernandez <jordimash@gmail.com>
//
//
#if NET_2_0
using System;
using System.Collections;
using System.ComponentModel;
using System.Globalization;
using System.ComponentModel.Design.Serialization;
using System.Reflection;
namespace System.Drawing{
public class SizeFConverter : TypeConverter
{
public SizeFConverter ()
{
}
public override bool CanConvertFrom (ITypeDescriptorContext context, Type sourceType)
{
if (sourceType == typeof (string))
return true;
return base.CanConvertFrom (context, sourceType);
}
public override bool CanConvertTo (ITypeDescriptorContext context, Type destinationType)
{
if (destinationType == typeof (string))
return true;
if (destinationType == typeof (InstanceDescriptor))
return true;
return base.CanConvertTo (context, destinationType);
}
public override object ConvertFrom (ITypeDescriptorContext context, CultureInfo culture, object value)
{
string s = value as string;
if (s == null)
return base.ConvertFrom (context, culture, value);
string[] subs = s.Split (culture.TextInfo.ListSeparator.ToCharArray ());
SingleConverter converter = new SingleConverter ();
float[] numSubs = new float[subs.Length];
for (int i = 0; i < numSubs.Length; i++) {
numSubs[i] = (float) converter.ConvertFromString (context, culture, subs[i]);
}
if (subs.Length != 2)
throw new ArgumentException ("Failed to parse Text(" + s + ") expected text in the format \"Width,Height.\"");
return new SizeF (numSubs[0], numSubs[1]);
}
public override object ConvertTo (ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
{
if (value is SizeF) {
SizeF size = (SizeF) value;
if (destinationType == typeof (string)) {
return size.Width.ToString (culture) + culture.TextInfo.ListSeparator
+ " " + size.Height.ToString (culture);
} else if (destinationType == typeof (InstanceDescriptor)) {
ConstructorInfo ctor = typeof(SizeF).GetConstructor (new Type[] {typeof(float), typeof(float)});
return new InstanceDescriptor (ctor, new object[] { size.Width, size.Height});
}
}
return base.ConvertTo (context, culture, value, destinationType);
}
public override object CreateInstance (ITypeDescriptorContext context, IDictionary propertyValues)
{
float w = (float) propertyValues ["Width"];
float h = (float) propertyValues ["Height"];
return new SizeF (w, h);
}
public override bool GetCreateInstanceSupported (ITypeDescriptorContext context)
{
return true;
}
public override PropertyDescriptorCollection GetProperties (ITypeDescriptorContext context, object value, Attribute[] attributes)
{
if (value is SizeF)
return TypeDescriptor.GetProperties (value, attributes);
return base.GetProperties (context, value, attributes);
}
public override bool GetPropertiesSupported (ITypeDescriptorContext context)
{
return true;
}
}
}
#endif
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