ClemensFischer/XAML-Map-Control
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Combine TypeConverters and IValueConverters

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ClemensFischer 2025-08-19 13:14:08 +02:00
parent 12d13465e9
commit 4b60e7dde5
5 changed files with 64 additions and 77 deletions
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68
MapControl/Shared/TypeConverters.cs
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@ -1,10 +1,22 @@
using System;
using System.ComponentModel;
using System.Globalization;
#if WPF
using System.Windows.Data;
#elif UWP
using Windows.UI.Xaml.Data;
#elif WINUI
using Microsoft.UI.Xaml.Data;
#endif
#if UWP || WINUI
using ConverterCulture = System.String;
#else
using ConverterCulture = System.Globalization.CultureInfo;
#endif
namespace MapControl
{
public class LocationConverter : TypeConverter
public class LocationConverter : TypeConverter, IValueConverter
{
public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
{
@ -13,11 +25,21 @@ namespace MapControl
public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
return Location.Parse((string)value);
return Location.Parse(value.ToString());
}
public object Convert(object value, Type targetType, object parameter, ConverterCulture culture)
{
return Location.Parse(value.ToString());
}
public object ConvertBack(object value, Type targetType, object parameter, ConverterCulture culture)
{
return value.ToString();
}
}
public class LocationCollectionConverter : TypeConverter
public class LocationCollectionConverter : TypeConverter, IValueConverter
{
public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
{
@ -26,11 +48,21 @@ namespace MapControl
public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
return LocationCollection.Parse((string)value);
return LocationCollection.Parse(value.ToString());
}
public object Convert(object value, Type targetType, object parameter, ConverterCulture culture)
{
return LocationCollection.Parse(value.ToString());
}
public object ConvertBack(object value, Type targetType, object parameter, ConverterCulture culture)
{
return value.ToString();
}
}
public class BoundingBoxConverter : TypeConverter
public class BoundingBoxConverter : TypeConverter, IValueConverter
{
public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
{
@ -39,11 +71,21 @@ namespace MapControl
public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
return BoundingBox.Parse((string)value);
return BoundingBox.Parse(value.ToString());
}
public object Convert(object value, Type targetType, object parameter, ConverterCulture culture)
{
return BoundingBox.Parse(value.ToString());
}
public object ConvertBack(object value, Type targetType, object parameter, ConverterCulture culture)
{
return value.ToString();
}
}
public class TileSourceConverter : TypeConverter
public class TileSourceConverter : TypeConverter, IValueConverter
{
public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
{
@ -52,7 +94,17 @@ namespace MapControl
public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
return TileSource.Parse((string)value);
return TileSource.Parse(value.ToString());
}
public object Convert(object value, Type targetType, object parameter, ConverterCulture culture)
{
return TileSource.Parse(value.ToString());
}
public object ConvertBack(object value, Type targetType, object parameter, ConverterCulture culture)
{
return value.ToString();
}
}
}