ClemensFischer/XAML-Map-Control
1
0
Fork 0
mirror of https://github.com/ClemensFischer/XAML-Map-Control.git synced 2026-04-09 00:14:51 +00:00
Code Issues Projects Releases Packages Wiki Activity

Size validation in MapImageLayer

Browse source
This commit is contained in:
ClemensFischer 2026-01-08 10:08:55 +01:00
parent 3d386e01db
commit db3cf3ea81
2 changed files with 10 additions and 10 deletions
Download patch file Download diff file Expand all files Collapse all files

18
MapControl/Shared/MapImageLayer.cs
View file

@ -183,20 +183,22 @@ namespace MapControl
BoundingBox boundingBox = null;
if (ParentMap != null &&
ParentMap.ActualWidth > 0d &&
ParentMap.ActualHeight > 0d &&
(SupportedCrsIds == null || SupportedCrsIds.Contains(ParentMap.MapProjection.CrsId)))
{
var width = ParentMap.ActualWidth * RelativeImageSize;
var height = ParentMap.ActualHeight * RelativeImageSize;
var x = (ParentMap.ActualWidth - width) / 2d;
var y = (ParentMap.ActualHeight - height) / 2d;
var mapRect = ParentMap.ViewTransform.ViewToMapBounds(new Rect(x, y, width, height));
boundingBox = ParentMap.MapProjection.MapToBoundingBox(mapRect);
if (boundingBox != null)
if (width > 0d && height > 0d)
{
image = await GetImageAsync(mapRect, loadingProgress);
var x = (ParentMap.ActualWidth - width) / 2d;
var y = (ParentMap.ActualHeight - height) / 2d;
var mapRect = ParentMap.ViewTransform.ViewToMapBounds(new Rect(x, y, width, height));
boundingBox = ParentMap.MapProjection.MapToBoundingBox(mapRect);
if (boundingBox != null)
{
image = await GetImageAsync(mapRect, loadingProgress);
}
}
}