private void SetThumbEvents(ElementThumb thumb)
{
thumb.DragDelta += (sender, e) =>
{
var canvas = Editor.Context.CurrentCanvas;
var element = sender as IThumb;
double dX = e.HorizontalChange;
double dY = e.VerticalChange;
Editor.Drag(canvas, element, dX, dY);
};
thumb.DragStarted += (sender, e) =>
{
var canvas = Editor.Context.CurrentCanvas;
var element = sender as IThumb;
Editor.DragStart(canvas, element);
};
thumb.DragCompleted += (sender, e) =>
{
var canvas = Editor.Context.CurrentCanvas;
var element = sender as IThumb;
Editor.DragEnd(canvas, element);
};
}
private object CreateOutput(object[] data, double x, double y, bool snap)
{
if (data == null || data.Length != 2)
{
return(null);
}
int id = (int)data[0];
int tagId = (int)data[1];
var thumb = new ElementThumb()
{
Template = Application.Current.Resources[ResourceConstants.KeyTemplateOutput] as ControlTemplate,
Style = Application.Current.Resources[ResourceConstants.KeySyleRootThumb] as Style,
Uid = Constants.TagElementOutput + Constants.TagNameSeparator + id.ToString()
};
SetThumbEvents(thumb);
SetPosition(thumb, x, y, snap);
var tags = this.GetTags();
if (tags != null)
{
var tag = tags.Cast <Tag>().Where(t => t.Id == tagId).FirstOrDefault();
if (tag != null)
{
ElementThumb.SetData(thumb, tag);
}
}
return(thumb);
}
private void UpdateSelectedElementTag()
{
var tag = TagList.SelectedItem as Tag;
var item = SelectedList.SelectedItem;
if (item != null)
{
var tuple = item as Tuple <FrameworkElement>;
var element = tuple.Item1;
ElementThumb.SetData(element, tag);
}
}
private object CreateOrGate(object[] data, double x, double y, bool snap)
{
if (data == null || data.Length != 1)
{
return(null);
}
int id = (int)data[0];
var thumb = new ElementThumb()
{
Template = Application.Current.Resources[ResourceConstants.KeyTemplateOrGate] as ControlTemplate,
Style = Application.Current.Resources[ResourceConstants.KeySyleRootThumb] as Style,
Uid = Constants.TagElementOrGate + Constants.TagNameSeparator + id.ToString()
};
SetThumbEvents(thumb);
SetPosition(thumb, x, y, snap);
return(thumb);
}
