private void AddViewport(ShadowVisual viewport, Vector globalOffset)
{
ViewportViewModel model = new ViewportViewModel(viewport, globalOffset, Scale);
_viewports[viewport] = model;
Viewports.Add(model);
}
/// <summary>
/// recusively add all descendants for tracking
/// </summary>
/// <param name="monitor"></param>
/// <param name="visual"></param>
protected void Instrument(Monitor monitor, HeliosVisual visual)
{
foreach (HeliosVisual child in visual.Children)
{
Children[child] = new ShadowVisual(_parent, monitor, child);
}
}
public void RemoveViewport(ShadowVisual shadowViewport)
{
shadowViewport.ViewportChanged -= Raw_ViewportChanged;
_viewports.Remove(shadowViewport.Visual);
ViewportRemoved?.Invoke(this, new ShadowViewportEventArgs(shadowViewport));
// update viewport count on hosting monitor
ShadowMonitor monitor = _monitors[shadowViewport.Monitor];
monitor.RemoveViewport();
// recalculate, delayed
ScheduleGeometryChange();
}
public void AddViewport(ShadowVisual shadowViewport)
{
_viewports[shadowViewport.Visual] = shadowViewport;
ViewportAdded?.Invoke(this, new ShadowViewportEventArgs(shadowViewport));
// update viewport count on hosting monitor
ShadowMonitor monitor = _monitors[shadowViewport.Monitor];
monitor.AddViewport();
shadowViewport.ViewportChanged += Raw_ViewportChanged;
// recalculate, delayed
ScheduleGeometryChange();
}
protected virtual void OnRemoved(HeliosVisual oldChild)
{
if (!Children.ContainsKey(oldChild))
{
// this has happened before and it is unclear why
ConfigManager.LogManager.LogInfo(
$"the Visual object {oldChild.Name} of type {oldChild.TypeIdentifier} was not found in the data used for tracking viewports and monitors; probable program error");
return;
}
ShadowVisual shadow = Children[oldChild];
shadow.Dispose();
Children.Remove(oldChild);
}
public ShadowViewportEventArgs(ShadowVisual shadow)
{
Data = shadow;
}
protected virtual void OnAdded(HeliosVisual newChild)
{
Children[newChild] = new ShadowVisual(_parent, Monitor, newChild);
}