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

29
MapControl/Shared/GeoImage.cs
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@ -13,16 +13,21 @@ using System.Windows;
using System.Windows.Controls; using System.Windows.Controls;
using System.Windows.Media; using System.Windows.Media;
using System.Windows.Media.Imaging; using System.Windows.Media.Imaging;
using Shape = System.Windows.Shapes.Shape;
#elif UWP #elif UWP
using Windows.UI.Xaml; using Windows.UI.Xaml;
using Windows.UI.Xaml.Controls; using Windows.UI.Xaml.Controls;
using Windows.UI.Xaml.Media; using Windows.UI.Xaml.Media;
using Windows.UI.Xaml.Media.Imaging; using Windows.UI.Xaml.Media.Imaging;
using Shape = Windows.UI.Xaml.Shapes.Shape;
#elif WINUI #elif WINUI
using Microsoft.UI.Xaml; using Microsoft.UI.Xaml;
using Microsoft.UI.Xaml.Controls; using Microsoft.UI.Xaml.Controls;
using Microsoft.UI.Xaml.Media; using Microsoft.UI.Xaml.Media;
using Microsoft.UI.Xaml.Media.Imaging; using Microsoft.UI.Xaml.Media.Imaging;
using Shape = Microsoft.UI.Xaml.Shapes.Shape;
#elif AVALONIA
using Shape = Avalonia.Controls.Shapes.Shape;
#endif #endif
namespace MapControl namespace MapControl
@ -44,28 +49,28 @@ namespace MapControl
public static readonly DependencyProperty SourcePathProperty = public static readonly DependencyProperty SourcePathProperty =
DependencyPropertyHelper.RegisterAttached<GeoImage, string>("SourcePath", null, 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); 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); 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); SetSourcePath(image, sourcePath);
return image; return image;
} }
private static async Task LoadGeoImageAsync(Image image, string sourcePath) private static async Task LoadGeoImageAsync(FrameworkElement element, string sourcePath)
{ {
if (!string.IsNullOrEmpty(sourcePath)) if (!string.IsNullOrEmpty(sourcePath))
{ {
@ -82,10 +87,16 @@ namespace MapControl
? geoImage.mapProjection.MapToBoundingBox(new Rect(p1, p2)) ? geoImage.mapProjection.MapToBoundingBox(new Rect(p1, p2))
: new BoundingBox(p1.Y, p1.X, p2.Y, p2.X); : new BoundingBox(p1.Y, p1.X, p2.Y, p2.X);
image.Source = geoImage.bitmapSource; if (element is Image image)
image.Stretch = Stretch.Fill; {
image.Source = geoImage.bitmapSource;
}
else if (element is Shape shape)
{
shape.Fill = geoImage.ImageBrush;
}
MapPanel.SetBoundingBox(image, boundingBox); MapPanel.SetBoundingBox(element, boundingBox);
} }
catch (Exception ex) catch (Exception ex)
{ {

2
MapControl/WPF/GeoImage.WPF.cs
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@ -16,6 +16,8 @@ namespace MapControl
{ {
private Point BitmapSize => new Point(bitmapSource.PixelWidth, bitmapSource.PixelHeight); private Point BitmapSize => new Point(bitmapSource.PixelWidth, bitmapSource.PixelHeight);
private ImageBrush ImageBrush => new ImageBrush(bitmapSource);
private Task LoadGeoTiffAsync(string sourcePath) private Task LoadGeoTiffAsync(string sourcePath)
{ {
return Task.Run(() => return Task.Run(() =>

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

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