public MagnitismCanvas()
{
// suppress movement in the visual studio designer.
if (Process.GetCurrentProcess().ProcessName != "devenv")
CompositionTarget.Rendering += UpdateChildren;
_timeTracker = new ParticleEffectsTimeTracker();
}
protected override void OnAttachChild(UIElement child)
{
CompositionTarget.Rendering += OnFrameCallback;
child.PreviewMouseLeftButtonUp += OnMouseLeftButtonUp;
child.PreviewMouseMove += OnMouseMove;
_timeTracker = new ParticleEffectsTimeTracker();
}
protected override void OnDetachChild(UIElement child)
{
CompositionTarget.Rendering -= OnFrameCallback;
child.PreviewMouseLeftButtonUp -= OnMouseLeftButtonUp;
child.PreviewMouseMove -= OnMouseMove;
_timeTracker = null;
}
protected override void OnDetachChild(UIElement child)
{
CompositionTarget.Rendering -= OnFrameCallback;
child.PreviewMouseLeftButtonUp -= OnMouseLeftButtonUp;
child.PreviewMouseMove -= OnMouseMove;
_timeTracker = null;
}
protected override void OnAttachChild(UIElement child)
{
CompositionTarget.Rendering += OnFrameCallback;
child.PreviewMouseLeftButtonUp += OnMouseLeftButtonUp;
child.PreviewMouseMove += OnMouseMove;
_timeTracker = new ParticleEffectsTimeTracker();
}
public MagnitismCanvas()
{
// suppress movement in the visual studio designer.
if (Process.GetCurrentProcess().ProcessName != "devenv")
{
CompositionTarget.Rendering += UpdateChildren;
}
_timeTracker = new ParticleEffectsTimeTracker();
}
private void OnMouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
if (_timeTracker != null)
{
_timeTracker.TimerFired -= OnTimerFired;
_timeTracker = null;
}
CompositionTarget.Rendering += OnFrameCallback;
_timeTracker = new ParticleEffectsTimeTracker {TimerInterval = _ringDelayInSeconds};
_timeTracker.TimerFired += OnTimerFired;
_lowerRing = _upperRing = 0;
_clickPosition = e.GetPosition(this);
}
private void OnMouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
if (_timeTracker != null)
{
_timeTracker.TimerFired -= OnTimerFired;
_timeTracker = null;
}
CompositionTarget.Rendering += OnFrameCallback;
_timeTracker = new ParticleEffectsTimeTracker {
TimerInterval = _ringDelayInSeconds
};
_timeTracker.TimerFired += OnTimerFired;
_lowerRing = _upperRing = 0;
_clickPosition = e.GetPosition(this);
}