ClemensFischer/XAML-Map-Control
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Avalonia MapGraticule

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This commit is contained in:
ClemensFischer 2024-05-26 20:32:29 +02:00
parent 9980733c37
commit 8bb7dc3eb3
13 changed files with 247 additions and 495 deletions
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8
MapControl/Avalonia/DependencyPropertyHelper.Avalonia.cs
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@ -24,7 +24,7 @@ namespace MapControl
if (coerce != null)
{
// do not coerce default value
coerceFunc = (obj, value) => value.Equals(defaultValue) ? value : coerce((TOwner)obj, value);
coerceFunc = (obj, value) => Equals(value, defaultValue) ? value : coerce((TOwner)obj, value);
}
var bindingMode = bindTwoWayByDefault ? Avalonia.Data.BindingMode.TwoWay : Avalonia.Data.BindingMode.OneWay;
@ -57,11 +57,17 @@ namespace MapControl
public static StyledProperty<TValue> AddOwner<TOwner, TValue>(
StyledProperty<TValue> property,
TValue defaultValue = default,
Action<TOwner, TValue, TValue> changed = null)
where TOwner : AvaloniaObject
{
var newProperty = property.AddOwner<TOwner>();
if (!Equals(defaultValue, newProperty.GetMetadata(typeof(TOwner)).DefaultValue))
{
newProperty.OverrideMetadata<TOwner>(new StyledPropertyMetadata<TValue>(defaultValue));
}
if (changed != null)
{
newProperty.Changed.AddClassHandler<TOwner, TValue>((o, e) => changed(o, e.OldValue.Value, e.NewValue.Value));