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WinUI and Avalonia mouse capture

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This commit is contained in:
ClemensFischer 2025-01-06 16:54:43 +01:00
parent 716841eee2
commit fe18d0fc3a
2 changed files with 13 additions and 36 deletions
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24
MapControl/WinUI/Map.WinUI.cs
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@ -24,7 +24,7 @@ namespace MapControl
public static readonly DependencyProperty MouseWheelZoomDeltaProperty =
DependencyPropertyHelper.Register<Map, double>(nameof(MouseWheelZoomDelta), 0.25);
private Point? mousePosition;
private uint capturedPointerId;
private double mouseWheelDelta;
public Map()
@ -37,7 +37,7 @@ namespace MapControl
ManipulationDelta += OnManipulationDelta;
PointerPressed += OnPointerPressed;
PointerReleased += OnPointerReleased;
PointerCaptureLost += OnPointerCaptureLost;
PointerWheelChanged += OnPointerWheelChanged;
}
@ -53,11 +53,9 @@ namespace MapControl
private void OnManipulationDelta(object sender, ManipulationDeltaRoutedEventArgs e)
{
if (mousePosition.HasValue)
if (capturedPointerId != 0)
{
var p = e.Position;
TranslateMap(new Point(p.X - mousePosition.Value.X, p.Y - mousePosition.Value.Y));
mousePosition = p;
TranslateMap(e.Delta.Translation);
}
else if (e.PointerDeviceType != PointerDeviceType.Mouse)
{
@ -67,24 +65,20 @@ namespace MapControl
private void OnPointerPressed(object sender, PointerRoutedEventArgs e)
{
var point = e.GetCurrentPoint(this);
if (e.Pointer.PointerDeviceType == PointerDeviceType.Mouse &&
e.KeyModifiers == VirtualKeyModifiers.None &&
point.Properties.IsLeftButtonPressed &&
e.GetCurrentPoint(this).Properties.IsLeftButtonPressed &&
CapturePointer(e.Pointer))
{
mousePosition = point.Position;
capturedPointerId = e.Pointer.PointerId;
}
}
private void OnPointerReleased(object sender, PointerRoutedEventArgs e)
private void OnPointerCaptureLost(object sender, PointerRoutedEventArgs e)
{
if (mousePosition.HasValue &&
e.Pointer.PointerDeviceType == PointerDeviceType.Mouse)
if (capturedPointerId == e.Pointer.PointerId)
{
mousePosition = null;
ReleasePointerCapture(e.Pointer);
capturedPointerId = 0;
}
}