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Clemens 2022-01-13 20:12:49 +01:00
parent e2f4fc13b1
commit 1d1b2942b4
9 changed files with 468 additions and 283 deletions
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41
MapUiTools/Shared/MapProjectionsMenuButton.cs
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@ -2,57 +2,70 @@
// © 2022 Clemens Fischer
// Licensed under the Microsoft Public License (Ms-PL)
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Collections.Specialized;
using System.Linq;
#if WINUI
using Microsoft.UI.Xaml;
using Microsoft.UI.Xaml.Markup;
#elif UWP
using Windows.UI.Xaml;
using Windows.UI.Xaml.Markup;
#else
using System.Windows;
using System.Windows.Markup;
#endif
namespace MapControl.UiTools
{
#if WINUI || UWP
[ContentProperty(Name = nameof(Projection))]
#else
[ContentProperty(nameof(Projection))]
#endif
public class MapProjectionItem
{
public string Text { get; set; }
public MapProjection Projection { get; set; }
}
#if WINUI || UWP
[ContentProperty(Name = nameof(MapProjections))]
#else
[ContentProperty(nameof(MapProjections))]
#endif
public class MapProjectionsMenuButton : MenuButton
{
public MapProjectionsMenuButton()
: base("\uE809")
{
((INotifyCollectionChanged)MapProjections).CollectionChanged += (s, e) => InitializeMenu();
}
public static readonly DependencyProperty MapProperty = DependencyProperty.Register(
nameof(Map), typeof(MapBase), typeof(MapProjectionsMenuButton),
new PropertyMetadata(null, (o, e) => ((MapProjectionsMenuButton)o).InitializeMenu()));
public static readonly DependencyProperty MapProjectionsProperty = DependencyProperty.Register(
nameof(MapProjections), typeof(IDictionary<string, MapProjection>), typeof(MapProjectionsMenuButton),
new PropertyMetadata(null, (o, e) => ((MapProjectionsMenuButton)o).InitializeMenu()));
public MapBase Map
{
get { return (MapBase)GetValue(MapProperty); }
set { SetValue(MapProperty, value); }
}
public IDictionary<string, MapProjection> MapProjections
{
get { return (IDictionary<string, MapProjection>)GetValue(MapProjectionsProperty); }
set { SetValue(MapProjectionsProperty, value); }
}
public Collection<MapProjectionItem> MapProjections { get; } = new ObservableCollection<MapProjectionItem>();
private void InitializeMenu()
{
if (Map != null && MapProjections != null)
if (Map != null)
{
var menu = CreateMenu();
foreach (var projection in MapProjections)
foreach (var item in MapProjections)
{
menu.Items.Add(CreateMenuItem(projection.Key, projection.Value, MapProjectionClicked));
menu.Items.Add(CreateMenuItem(item.Text, item.Projection, MapProjectionClicked));
}
var initialProjection = MapProjections.Values.FirstOrDefault();
var initialProjection = MapProjections.Select(p => p.Projection).FirstOrDefault();
if (initialProjection != null)
{