ClemensFischer/XAML-Map-Control
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ClemensFischer 2026-04-13 17:14:49 +02:00
parent c14377f976
commit 65aba44af6
152 changed files with 11962 additions and 12115 deletions
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117
MapControl/WinUI/MapItem.WinUI.cs
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@ -12,80 +12,79 @@ using Microsoft.UI.Xaml.Data;
using Microsoft.UI.Xaml.Input;
#endif
namespace MapControl
namespace MapControl;
public partial class MapItem
{
public partial class MapItem
private Windows.Foundation.Point? pointerPressedPosition;
public MapItem()
{
private Windows.Foundation.Point? pointerPressedPosition;
DefaultStyleKey = typeof(MapItem);
MapPanel.InitMapElement(this);
}
public MapItem()
{
DefaultStyleKey = typeof(MapItem);
MapPanel.InitMapElement(this);
}
protected override void OnPointerPressed(PointerRoutedEventArgs e)
{
base.OnPointerPressed(e);
pointerPressedPosition = e.GetCurrentPoint(null).Position;
e.Handled = true;
}
protected override void OnPointerPressed(PointerRoutedEventArgs e)
protected override void OnPointerReleased(PointerRoutedEventArgs e)
{
if (pointerPressedPosition.HasValue)
{
base.OnPointerPressed(e);
pointerPressedPosition = e.GetCurrentPoint(null).Position;
e.Handled = true;
}
const float pointerMovementThreshold = 2f;
var p = e.GetCurrentPoint(null).Position;
protected override void OnPointerReleased(PointerRoutedEventArgs e)
{
if (pointerPressedPosition.HasValue)
// Perform selection only when no significant pointer movement occured.
//
if (Math.Abs(p.X - pointerPressedPosition.Value.X) <= pointerMovementThreshold &&
Math.Abs(p.Y - pointerPressedPosition.Value.Y) <= pointerMovementThreshold &&
ItemsControl.ItemsControlFromItemContainer(this) is MapItemsControl mapItemsControl)
{
const float pointerMovementThreshold = 2f;
var p = e.GetCurrentPoint(null).Position;
// Perform selection only when no significant pointer movement occured.
//
if (Math.Abs(p.X - pointerPressedPosition.Value.X) <= pointerMovementThreshold &&
Math.Abs(p.Y - pointerPressedPosition.Value.Y) <= pointerMovementThreshold &&
ItemsControl.ItemsControlFromItemContainer(this) is MapItemsControl mapItemsControl)
if (mapItemsControl.SelectionMode == SelectionMode.Extended &&
e.KeyModifiers.HasFlag(VirtualKeyModifiers.Shift))
{
if (mapItemsControl.SelectionMode == SelectionMode.Extended &&
e.KeyModifiers.HasFlag(VirtualKeyModifiers.Shift))
{
mapItemsControl.SelectItemsInRange(this);
}
else
{
base.OnPointerReleased(e);
}
mapItemsControl.SelectItemsInRange(this);
}
else
{
base.OnPointerReleased(e);
}
pointerPressedPosition = null;
}
e.Handled = true;
pointerPressedPosition = null;
}
protected override void OnApplyTemplate()
e.Handled = true;
}
protected override void OnApplyTemplate()
{
base.OnApplyTemplate();
var parentMap = MapPanel.GetParentMap(this);
if (parentMap != null)
{
base.OnApplyTemplate();
var parentMap = MapPanel.GetParentMap(this);
if (parentMap != null)
// Workaround for missing RelativeSource AncestorType=MapBase Bindings in default Style.
//
if (Background == null)
{
// Workaround for missing RelativeSource AncestorType=MapBase Bindings in default Style.
//
if (Background == null)
{
SetBinding(BackgroundProperty,
new Binding { Source = parentMap, Path = new PropertyPath(nameof(Background)) });
}
if (Foreground == null)
{
SetBinding(ForegroundProperty,
new Binding { Source = parentMap, Path = new PropertyPath(nameof(Foreground)) });
}
if (BorderBrush == null)
{
SetBinding(BorderBrushProperty,
new Binding { Source = parentMap, Path = new PropertyPath(nameof(Foreground)) });
}
SetBinding(BackgroundProperty,
new Binding { Source = parentMap, Path = new PropertyPath(nameof(Background)) });
}
if (Foreground == null)
{
SetBinding(ForegroundProperty,
new Binding { Source = parentMap, Path = new PropertyPath(nameof(Foreground)) });
}
if (BorderBrush == null)
{
SetBinding(BorderBrushProperty,
new Binding { Source = parentMap, Path = new PropertyPath(nameof(Foreground)) });
}
}
}