public static void UserControl_ManipulationDelta(this IEComponent component, object sender, ManipulationDeltaRoutedEventArgs e)
{
var left = Canvas.GetLeft((UIElement)sender) + e.Delta.Translation.X;
var top = Canvas.GetTop((UIElement)sender) + e.Delta.Translation.Y;
Canvas.SetLeft((UIElement)sender, left);
Canvas.SetTop((UIElement)sender, top);
(sender as IEComponent).ChildrenPositionUpdate();
}
public static void UserControl_ManipulationCompleted(this IEComponent component, object sender, ManipulationCompletedRoutedEventArgs e)
{
var currentPositionComponentOnCanvas = CustomVisualTreeHelper.PositionElementOnKernelCanvas(sender as UIElement);
var left = Math.Round(currentPositionComponentOnCanvas.X); // Убрать Round?
var top = Math.Round(currentPositionComponentOnCanvas.Y);
// Выравнивание элемента по центру
var centerComponentOnCanvas = GetCenterComponentOnCanvas(sender as UIElement);
var step = 20;
var deltaX = Math.Round(centerComponentOnCanvas.X) % step;
if (deltaX < step / 2)
{
left -= deltaX;
}
else
{
left += (step - deltaX);
}
var deltaY = Math.Round(centerComponentOnCanvas.Y) % step;
if (deltaY < step / 2)
{
top -= deltaY;
}
else
{
top += (step - deltaY);
}
// *
// Проверка на выход из границ Canvas
left = left < 0 ? 0 : left;
top = top < 0 ? 0 : top;
// *
Canvas.SetLeft((UIElement)sender, left);
Canvas.SetTop((UIElement)sender, top);
if (IsIntersectOnCanvas(sender as UIElement))
{
Canvas.SetLeft((UIElement)sender, (sender as IEComponent).OldPositionComponentOnCanvas.X);
Canvas.SetTop((UIElement)sender, (sender as IEComponent).OldPositionComponentOnCanvas.Y);
}
(sender as IEComponent).ChildrenPositionUpdate();
}
public static void RemoveEComponent(this IEComponent src, IEComponent ec)
{
Dictionary <Type, IEComponent> ecs;
if (goecs.TryGetValue(ec.go, out ecs))
{
Type type = ec.GetECType();
if (ecs.ContainsKey(type))
{
ecs.Remove(type);
}
if (ecs.Count == 0)
{
goecs.Remove(ec.go);
}
}
}
public static T GetEComponent <T>(this IEComponent src) where T : IEComponent
{
Dictionary <Type, IEComponent> ecs;
IEComponent result = null;
if (src.go != null)
{
if (goecs.TryGetValue(src.go, out ecs))
{
Type type = typeof(T);
if (ecs.TryGetValue(type, out result))
{
return((T)result);
}
}
}
return((T)result);
}
public static void AddEComponent(this IEComponent src, IEComponent ec)
{
Dictionary <Type, IEComponent> ecs;
if (!goecs.TryGetValue(ec.go, out ecs))
{
ecs = new Dictionary <Type, IEComponent>();
goecs.Add(ec.go, ecs);
}
Type type = ec.GetECType();
if (ecs.ContainsKey(type))
{
ecs[type] = ec;
}
else
{
ecs.Add(type, ec);
}
}
public static void UserControl_ManipulationStarted(this IEComponent component, object sender, ManipulationStartedRoutedEventArgs e)
{
(sender as IEComponent).OldPositionComponentOnCanvas = CustomVisualTreeHelper.PositionElementOnKernelCanvas(sender as UIElement);
}
public void RemoveEC(IEComponent component)
{
this.RemoveEComponent(component);
}
public void AddEC(IEComponent component)
{
this.AddEComponent(component);
}
