/// <summary>
/// Handles changes to the ForwardDirection property.
/// </summary>
/// <param name="d">
/// The <see cref="DependencyObject"/> on which
/// the property has changed value.
/// </param>
/// <param name="e">
/// Event data that is issued by any event that
/// tracks changes to the effective value of this property.
/// </param>
private static void OnForwardDirectionChanged(
DependencyObject d, DependencyPropertyChangedEventArgs e)
{
var target = (WipeTransition)d;
DirectionOfMotion oldForwardDirection = (DirectionOfMotion)e.OldValue;
DirectionOfMotion newForwardDirection = target.ForwardDirection;
target.OnForwardDirectionChanged(oldForwardDirection, newForwardDirection);
}
/// <summary>
/// Provides derived classes an opportunity to handle changes
/// to the ForwardDirection property.
/// </summary>
/// <param name="oldForwardDirection">The old ForwardDirection value</param>
/// <param name="newForwardDirection">The new ForwardDirection value</param>
protected virtual void OnForwardDirectionChanged(
DirectionOfMotion oldForwardDirection, DirectionOfMotion newForwardDirection)
{
if (this.ForwardInAnimation != null)
{
((WipeAnimation)this.ForwardInAnimation).Direction = newForwardDirection;
}
if (this.ForwardOutAnimation != null)
{
((WipeAnimation)this.ForwardOutAnimation).Direction = newForwardDirection;
}
}
/// <summary>
/// Provides derived classes an opportunity to handle changes
/// to the ForwardDirection property.
/// </summary>
/// <param name="oldForwardDirection">The old ForwardDirection value</param>
/// <param name="newForwardDirection">The new ForwardDirection value</param>
protected virtual void OnForwardDirectionChanged(
DirectionOfMotion oldForwardDirection, DirectionOfMotion newForwardDirection)
{
if (this.ForwardInAnimation != null)
{
((FlipAnimation)this.ForwardInAnimation).Direction = newForwardDirection;
}
if (this.ForwardOutAnimation != null)
{
((FlipAnimation)this.ForwardOutAnimation).Direction = newForwardDirection;
}
}
/// <summary>
/// Provides derived classes an opportunity to handle changes
/// to the BackwardDirection property.
/// </summary>
/// <param name="oldBackwardDirection">The old BackwardDirection value</param>
/// <param name="newBackwardDirection">The new BackwardDirection value</param>
protected virtual void OnBackwardDirectionChanged(
DirectionOfMotion oldBackwardDirection, DirectionOfMotion newBackwardDirection)
{
if (this.BackwardInAnimation != null)
{
((FlipAnimation)this.BackwardInAnimation).Direction = newBackwardDirection;
}
if (this.BackwardOutAnimation != null)
{
((FlipAnimation)this.BackwardOutAnimation).Direction = newBackwardDirection;
}
}
public override void Update(GameTime gameTime)
{
KeyboardState keyboard = Keyboard.GetState();
if (System.Environment.TickCount - LastTickCount > Timer - Speed)
{
LastTickCount = System.Environment.TickCount;
UpdateStatus();
}
if (keyboard.IsKeyDown(Keys.D) || keyboard.IsKeyDown(Keys.Right))
{
directionOfmotion = DirectionOfMotion.Rigth;
Move();
return;
}
else if (keyboard.IsKeyDown(Keys.A) || keyboard.IsKeyDown(Keys.Left))
{
directionOfmotion = DirectionOfMotion.Left;
Move();
return;
}
else if (keyboard.IsKeyDown(Keys.W) || keyboard.IsKeyDown(Keys.Up))
{
directionOfmotion = DirectionOfMotion.Up;
Move();
return;
}
else if (keyboard.IsKeyDown(Keys.S) || keyboard.IsKeyDown(Keys.Down))
{
directionOfmotion = DirectionOfMotion.Down;
Move();
return;
}
this.Moving = false;
base.Update(gameTime);
}
/// <summary>
/// Provides derived classes an opportunity to handle changes
/// to the BackwardDirection property.
/// </summary>
/// <param name="oldBackwardDirection">The old BackwardDirection value</param>
/// <param name="newBackwardDirection">The new BackwardDirection value</param>
protected virtual void OnBackwardDirectionChanged(
DirectionOfMotion oldBackwardDirection, DirectionOfMotion newBackwardDirection)
{
if (this.BackwardInAnimation != null)
{
((SlideAnimation)this.BackwardInAnimation).Direction = newBackwardDirection;
}
if (this.BackwardOutAnimation != null)
{
((SlideAnimation)this.BackwardOutAnimation).Direction = newBackwardDirection;
}
}
