/// <summary>
/// Moves the Target.
/// </summary>
/// <remarks>
/// This method checks the constraints (MinLeft, MaxLeft, etc) before moving the Target,
/// and raises related events if it is required.
/// </remarks>
/// <param name="deltaX">The X distance to move.</param>
/// <param name="deltaY">The Y distance to move.</param>
/// <returns>True if the Target is actually moved.</returns>
public bool Move(double deltaX, double deltaY)
{
if (Target == null)
return false;
if (Target.IsLoaded == false)
return false;
var delta = new Vector(deltaX, deltaY);
// Adjusts the delta not to exceed the defined min-max positions.
AdjustDeltaForMinMaxPositions(ref delta);
// Raises the Moving event.
if (!RaiseMovingEvent(this, Target, ref delta))
return false;
// Moves the target element.
bool isMoved = FrameworkElementHelper.Move(Target, delta);
// Raises the Moved event.
RaiseMovedEvent(this, Target, delta);
return isMoved;
}
/// <summary>
/// Adjusts not to exceed the defined min-max positions.
/// </summary>
private void AdjustForMinMaxPositions()
{
if (Target == null)
return;
if (Target.IsLoaded == false)
return;
// Gets the delta that is not exceed the defined min-max positions.
Vector delta = new Vector();
AdjustDeltaForMinMaxPositions(ref delta);
// Applies the delta.
FrameworkElementHelper.Move(Target, delta);
}
