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GeoImage and DependencyPropertyHelper implementation

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This commit is contained in:
ClemensFischer 2024-09-13 22:21:38 +02:00
parent 0344db4b9b
commit 1b0e73dc35
12 changed files with 190 additions and 154 deletions
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31
MapControl/WinUI/DependencyPropertyHelper.WinUI.cs
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@ -15,21 +15,9 @@ namespace MapControl
{
public static class DependencyPropertyHelper
{
public static DependencyProperty Register<TOwner, TValue>(
string name,
TValue defaultValue = default,
Action<TOwner, TValue, TValue> changed = null)
where TOwner : DependencyObject
{
var metadata = changed != null
? new PropertyMetadata(defaultValue, (o, e) => changed((TOwner)o, (TValue)e.OldValue, (TValue)e.NewValue))
: new PropertyMetadata(defaultValue);
return DependencyProperty.Register(name, typeof(TValue), typeof(TOwner), metadata);
}
public static DependencyProperty RegisterAttached<TOwner, TValue>(
public static DependencyProperty RegisterAttached<TValue>(
string name,
Type ownerType,
TValue defaultValue = default,
Action<FrameworkElement, TValue, TValue> changed = null,
bool inherits = false) // unused in WinUI/UWP
@ -44,7 +32,20 @@ namespace MapControl
}
});
return DependencyProperty.RegisterAttached(name, typeof(TValue), typeof(TOwner), metadata);
return DependencyProperty.RegisterAttached(name, typeof(TValue), ownerType, metadata);
}
public static DependencyProperty Register<TOwner, TValue>(
string name,
TValue defaultValue = default,
Action<TOwner, TValue, TValue> changed = null)
where TOwner : DependencyObject
{
var metadata = changed != null
? new PropertyMetadata(defaultValue, (o, e) => changed((TOwner)o, (TValue)e.OldValue, (TValue)e.NewValue))
: new PropertyMetadata(defaultValue);
return DependencyProperty.Register(name, typeof(TValue), typeof(TOwner), metadata);
}
}
}

25
MapControl/WinUI/GeoImage.WinUI.cs
View file

@ -8,20 +8,29 @@ using Windows.Graphics.Imaging;
using Windows.Storage;
#if UWP
using Windows.UI.Xaml.Media;
using Windows.UI.Xaml.Media.Imaging;
#else
using Microsoft.UI.Xaml.Media;
using Microsoft.UI.Xaml.Media.Imaging;
#endif
namespace MapControl
{
public partial class GeoImage
public static partial class GeoImage
{
private Point BitmapSize => new Point(bitmapSource.PixelWidth, bitmapSource.PixelHeight);
private ImageBrush ImageBrush => new ImageBrush { ImageSource = bitmapSource };
private async Task LoadGeoTiffAsync(string sourcePath)
private partial class GeoBitmap
{
public Point BitmapSize => new Point(BitmapSource.PixelWidth, BitmapSource.PixelHeight);
public ImageBrush ImageBrush => new ImageBrush { ImageSource = BitmapSource };
}
private static async Task<GeoBitmap> LoadGeoTiffAsync(string sourcePath)
{
BitmapSource bitmapSource;
Matrix transformMatrix;
MapProjection mapProjection = null;
var file = await StorageFile.GetFileFromPathAsync(FilePath.GetFullPath(sourcePath));
using (var stream = await file.OpenReadAsync())
@ -68,9 +77,11 @@ namespace MapControl
if (metadata.TryGetValue(geoKeyDirectoryQuery, out BitmapTypedValue geoKeyDirValue) &&
geoKeyDirValue.Value is short[] geoKeyDirectory)
{
SetProjection(geoKeyDirectory);
mapProjection = GetProjection(geoKeyDirectory);
}
}
return new GeoBitmap(bitmapSource, transformMatrix, mapProjection);
}
}
}

6
MapControl/WinUI/MapPanel.WinUI.cs
View file

@ -17,14 +17,14 @@ namespace MapControl
public partial class MapPanel
{
public static readonly DependencyProperty AutoCollapseProperty =
DependencyPropertyHelper.RegisterAttached<MapPanel, bool>("AutoCollapse");
DependencyPropertyHelper.RegisterAttached<bool>("AutoCollapse", typeof(MapPanel));
public static readonly DependencyProperty LocationProperty =
DependencyPropertyHelper.RegisterAttached<MapPanel, Location>("Location", null,
DependencyPropertyHelper.RegisterAttached<Location>("Location", typeof(MapPanel), null,
(element, oldValue, newValue) => (element.Parent as MapPanel)?.InvalidateArrange());
public static readonly DependencyProperty BoundingBoxProperty =
DependencyPropertyHelper.RegisterAttached<MapPanel, BoundingBox>("BoundingBox", null,
DependencyPropertyHelper.RegisterAttached<BoundingBox>("BoundingBox", typeof(MapPanel), null,
(element, oldValue, newValue) => (element.Parent as MapPanel)?.InvalidateArrange());
protected IEnumerable<FrameworkElement> ChildElements => Children.OfType<FrameworkElement>();