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GeoImage implementation

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ClemensFischer 2024-09-06 23:50:59 +02:00
parent f948f07f7e
commit 0d95dd2adb
4 changed files with 31 additions and 9 deletions
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2
MapControl/Avalonia/GeoImage.Avalonia.cs
View file

@ -11,6 +11,8 @@ namespace MapControl
{
private Point BitmapSize => new(bitmapSource.PixelSize.Width, bitmapSource.PixelSize.Height);
private ImageBrush ImageBrush => new(bitmapSource);
private Task LoadGeoTiffAsync(string sourcePath)
{
throw new InvalidOperationException("GeoTIFF is not supported.");

27
MapControl/Shared/GeoImage.cs
View file

@ -13,16 +13,21 @@ using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using Shape = System.Windows.Shapes.Shape;
#elif UWP
using Windows.UI.Xaml;
using Windows.UI.Xaml.Controls;
using Windows.UI.Xaml.Media;
using Windows.UI.Xaml.Media.Imaging;
using Shape = Windows.UI.Xaml.Shapes.Shape;
#elif WINUI
using Microsoft.UI.Xaml;
using Microsoft.UI.Xaml.Controls;
using Microsoft.UI.Xaml.Media;
using Microsoft.UI.Xaml.Media.Imaging;
using Shape = Microsoft.UI.Xaml.Shapes.Shape;
#elif AVALONIA
using Shape = Avalonia.Controls.Shapes.Shape;
#endif
namespace MapControl
@ -44,28 +49,28 @@ namespace MapControl
public static readonly DependencyProperty SourcePathProperty =
DependencyPropertyHelper.RegisterAttached<GeoImage, string>("SourcePath", null,
async (image, oldValue, newValue) => await LoadGeoImageAsync((Image)image, newValue));
async (image, oldValue, newValue) => await LoadGeoImageAsync(image, newValue));
public static string GetSourcePath(Image image)
public static string GetSourcePath(FrameworkElement image)
{
return (string)image.GetValue(SourcePathProperty);
}
public static void SetSourcePath(Image image, string value)
public static void SetSourcePath(FrameworkElement image, string value)
{
image.SetValue(SourcePathProperty, value);
}
public static Image LoadGeoImage(string sourcePath)
public static FrameworkElement LoadGeoImage(string sourcePath)
{
var image = new Image();
var image = new Image { Stretch = Stretch.Fill };
SetSourcePath(image, sourcePath);
return image;
}
private static async Task LoadGeoImageAsync(Image image, string sourcePath)
private static async Task LoadGeoImageAsync(FrameworkElement element, string sourcePath)
{
if (!string.IsNullOrEmpty(sourcePath))
{
@ -82,10 +87,16 @@ namespace MapControl
? geoImage.mapProjection.MapToBoundingBox(new Rect(p1, p2))
: new BoundingBox(p1.Y, p1.X, p2.Y, p2.X);
if (element is Image image)
{
image.Source = geoImage.bitmapSource;
image.Stretch = Stretch.Fill;
}
else if (element is Shape shape)
{
shape.Fill = geoImage.ImageBrush;
}
MapPanel.SetBoundingBox(image, boundingBox);
MapPanel.SetBoundingBox(element, boundingBox);
}
catch (Exception ex)
{

2
MapControl/WPF/GeoImage.WPF.cs
View file

@ -16,6 +16,8 @@ namespace MapControl
{
private Point BitmapSize => new Point(bitmapSource.PixelWidth, bitmapSource.PixelHeight);
private ImageBrush ImageBrush => new ImageBrush(bitmapSource);
private Task LoadGeoTiffAsync(string sourcePath)
{
return Task.Run(() =>

7
MapControl/WinUI/GeoImage.WinUI.cs
View file

@ -6,6 +6,11 @@ using System;
using System.Threading.Tasks;
using Windows.Graphics.Imaging;
using Windows.Storage;
#if UWP
using Windows.UI.Xaml.Media;
#else
using Microsoft.UI.Xaml.Media;
#endif
namespace MapControl
{
@ -13,6 +18,8 @@ namespace MapControl
{
private Point BitmapSize => new Point(bitmapSource.PixelWidth, bitmapSource.PixelHeight);
private ImageBrush ImageBrush => new ImageBrush { ImageSource = bitmapSource };
private async Task LoadGeoTiffAsync(string sourcePath)
{
var file = await StorageFile.GetFileFromPathAsync(FilePath.GetFullPath(sourcePath));