56 lines
2.0 KiB
C#
56 lines
2.0 KiB
C#
using System;
|
|
using System.Collections.Generic;
|
|
using System.ComponentModel;
|
|
using System.Diagnostics.CodeAnalysis;
|
|
using System.Globalization;
|
|
using System.Linq;
|
|
using System.Text;
|
|
using System.Threading.Tasks;
|
|
|
|
namespace SpineViewer
|
|
{
|
|
public class PointFConverter : ExpandableObjectConverter
|
|
{
|
|
public override bool CanConvertTo(ITypeDescriptorContext? context, [NotNullWhen(true)] Type? destinationType)
|
|
{
|
|
return destinationType == typeof(string) || base.CanConvertTo(context, destinationType);
|
|
}
|
|
|
|
public override object? ConvertTo(ITypeDescriptorContext? context, CultureInfo? culture, object? value, Type destinationType)
|
|
{
|
|
if (destinationType == typeof(string) && value is PointF point)
|
|
{
|
|
return $"{point.X}, {point.Y}";
|
|
}
|
|
return base.ConvertTo(context, culture, value, destinationType);
|
|
}
|
|
|
|
public override bool CanConvertFrom(ITypeDescriptorContext? context, Type sourceType)
|
|
{
|
|
return sourceType == typeof(string) || base.CanConvertFrom(context, sourceType);
|
|
}
|
|
|
|
public override object? ConvertFrom(ITypeDescriptorContext? context, CultureInfo? culture, object value)
|
|
{
|
|
if (value is string str)
|
|
{
|
|
var parts = str.Split(',');
|
|
if (parts.Length == 2 &&
|
|
float.TryParse(parts[0], out var x) &&
|
|
float.TryParse(parts[1], out var y))
|
|
{
|
|
return new PointF(x, y);
|
|
}
|
|
}
|
|
return base.ConvertFrom(context, culture, value);
|
|
}
|
|
|
|
public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext? context, object value, Attribute[]? attributes)
|
|
{
|
|
return TypeDescriptor.GetProperties(typeof(PointF), attributes);
|
|
}
|
|
|
|
public override bool GetPropertiesSupported(ITypeDescriptorContext? context) => true;
|
|
}
|
|
}
|