public CustomStroke startEditing()
{
if (!this.Selected)
{
return(null);
}
this.Editing = true;
this.Refresh();
return(strokes.get(this.Id.ToString()));
}
public override void Undo(CustomStrokeCollection strokes)
{
if (strokes.has(Id))
{
CustomStroke old = strokes.get(Id);
if (old.isLocked())
{
throw new Exception("Stroke is Locked");
}
strokes.Remove(strokes.get(Id));
EditionSocket.RemoveStroke(Id);
}
}
public override void Redo(CustomStrokeCollection strokes)
{
if (!strokes.has(Id))
{
strokes.Add(SerializationHelper.stringToStroke(JObject.Parse(SerializedStroke), strokes));
EditionSocket.AddStroke(SerializedStroke);
strokes.get(Id).Select();
}
}
public override void Undo(CustomStrokeCollection strokes)
{
if (strokes.has(Id))
{
CustomStroke old = strokes.get(Id);
if (old.isLocked())
{
throw new Exception("Stroke is Locked");
}
EditionSocket.EditStroke(SerializedStrokeBefore);
CustomStroke updated = SerializationHelper.stringToStroke(JObject.Parse(SerializedStrokeBefore), strokes);
bool selected = ((CustomStroke)old).isSelected();
bool editting = ((CustomStroke)old).isEditing();
((CustomStroke)old).stopEditing();
strokes.Remove(strokes.get(Id));
int newindex = strokes.ToList().FindIndex(stroke => ((CustomStroke)stroke).Index > updated.Index);
try
{
strokes.Insert(newindex, updated);
}
catch
{
strokes.Add(updated);
}
if (selected)
{
strokes.get(updated.Id.ToString()).Select();
}
if (editting)
{
strokes.get(updated.Id.ToString()).startEditing();
}
if (updated is Anchorable)
{
strokes.ToList().FindAll(stroke => stroke is BaseLine).ForEach(stroke => ((BaseLine)stroke).anchorableMoved((Anchorable)updated));
}
}
}
public override void MouseDown(Point point, CustomStrokeCollection strokes)
{
if (editing != null)
{
return;
}
List <Stroke> clicked = strokes.ToList().FindAll(stroke => ((CustomStroke)stroke).HitTest(point) && (stroke is Movable || stroke is BaseLine));
List <Stroke> clickedHandles = clicked.FindAll(stroke => stroke is DragHandle);
List <Stroke> clickedSelected = clicked.FindAll(stroke => ((CustomStroke)stroke).isSelected());
if (clickedHandles.Count > 0)
{
this.initialCursorPosition = point;
this.initialObjectPoints = clicked.Last().StylusPoints;
this.editing = (Movable)clickedHandles.Last();
if (strokes.get(((DragHandle)this.editing).ParentId) is BaseLine)
{
strokes.ToList().FindAll(stroke => stroke is Anchorable).ForEach(stroke => {
((Anchorable)stroke).showAnchorPoints();
});
}
return;
}
if (clickedSelected.Count > 0)
{
if (clicked.Last() is BaseLine)
{
if (!((CustomStroke)clicked.Last()).isEditing())
{
return;
}
((BaseLine)clicked.Last()).newPoint(point);
this.MouseDown(point, strokes);
return;
}
this.initialCursorPosition = point;
this.initialObjectPoints = clicked.Last().StylusPoints;
this.editing = (Movable)clickedSelected.Last();
}
}