XAML-Map-Control/MapControl/Shared/TypeConverters.cs

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;
#elif AVALONIA
using Avalonia.Data.Converters;
#endif
#if UWP || WINUI
using ConverterCulture = System.String;
#else
using ConverterCulture = System.Globalization.CultureInfo;
#endif

namespace MapControl;

public partial class LocationConverter : TypeConverter, IValueConverter
{
    public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
    {
        return sourceType == typeof(string);
    }

    public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
    {
        return Location.Parse(value.ToString());
    }

    public object Convert(object value, Type targetType, object parameter, ConverterCulture culture)
    {
        return ConvertFrom(value.ToString());
    }

    public object ConvertBack(object value, Type targetType, object parameter, ConverterCulture culture)
    {
        return value.ToString();
    }
}

public partial class LocationCollectionConverter : TypeConverter, IValueConverter
{
    public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
    {
        return sourceType == typeof(string);
    }

    public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
    {
        return LocationCollection.Parse(value.ToString());
    }

    public object Convert(object value, Type targetType, object parameter, ConverterCulture culture)
    {
        return ConvertFrom(value.ToString());
    }

    public object ConvertBack(object value, Type targetType, object parameter, ConverterCulture culture)
    {
        return value.ToString();
    }
}

public partial class BoundingBoxConverter : TypeConverter, IValueConverter
{
    public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
    {
        return sourceType == typeof(string);
    }

    public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
    {
        return BoundingBox.Parse(value.ToString());
    }

    public object Convert(object value, Type targetType, object parameter, ConverterCulture culture)
    {
        return ConvertFrom(value.ToString());
    }

    public object ConvertBack(object value, Type targetType, object parameter, ConverterCulture culture)
    {
        return value.ToString();
    }
}

public partial class TileSourceConverter : TypeConverter, IValueConverter
{
    public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
    {
        return sourceType == typeof(string);
    }

    public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
    {
        return TileSource.Parse(value.ToString());
    }

    public object Convert(object value, Type targetType, object parameter, ConverterCulture culture)
    {
        return ConvertFrom(value.ToString());
    }

    public object ConvertBack(object value, Type targetType, object parameter, ConverterCulture culture)
    {
        return value.ToString();
    }
}

public partial class MapProjectionConverter : TypeConverter, IValueConverter
{
    public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
    {
        return sourceType == typeof(string);
    }

    public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
    {
        return MapProjection.Parse(value.ToString());
    }

    public object Convert(object value, Type targetType, object parameter, ConverterCulture culture)
    {
        return ConvertFrom(value.ToString());
    }

    public object ConvertBack(object value, Type targetType, object parameter, ConverterCulture culture)
    {
        return value.ToString();
    }
}