ClemensFischer/XAML-Map-Control
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MoveMap method with higher accuracy

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ClemensFischer 2024-09-09 21:50:29 +02:00
parent 94b6d47c4d
commit caa25cb471
4 changed files with 54 additions and 23 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 bool manipulationEnabled;
private bool mouseMoveEnabled;
private double mouseWheelDelta;
public Map()
@ -53,7 +53,11 @@ namespace MapControl
private void OnManipulationDelta(object sender, ManipulationDeltaRoutedEventArgs e)
{
if (manipulationEnabled)
if (mouseMoveEnabled || e.Delta.Rotation == 0d && e.Delta.Scale == 1d)
{
MoveMap(e.Position);
}
else if (e.PointerDeviceType != PointerDeviceType.Mouse)
{
TransformMap(e.Position, e.Delta.Translation, e.Delta.Rotation, e.Delta.Scale);
}
@ -61,14 +65,22 @@ namespace MapControl
private void OnPointerPressed(object sender, PointerRoutedEventArgs e)
{
manipulationEnabled = e.Pointer.PointerDeviceType != PointerDeviceType.Mouse ||
e.KeyModifiers == VirtualKeyModifiers.None &&
e.GetCurrentPoint(this).Properties.IsLeftButtonPressed;
var point = e.GetCurrentPoint(this);
mouseMoveEnabled = e.Pointer.PointerDeviceType == PointerDeviceType.Mouse &&
e.KeyModifiers == VirtualKeyModifiers.None &&
point.Properties.IsLeftButtonPressed;
if (mouseMoveEnabled || e.Pointer.PointerDeviceType != PointerDeviceType.Mouse)
{
SetTransformCenter(point.Position);
}
}
private void OnPointerReleased(object sender, PointerRoutedEventArgs e)
{
manipulationEnabled = false;
mouseMoveEnabled = false;
EndMoveMap();
}
private void OnPointerWheelChanged(object sender, PointerRoutedEventArgs e)