//create a new CurAddTo (even though their already might be one)
//(needed for edge tool)
protected virtual bool AddNewCurAddTo()
{
// find tikzpicture
Tikz_Picture tpict = overlay.ParseTree.GetTikzPicture();
if (tpict == null)
return false;
Parser.Tikz_Path tp = new Parser.Tikz_Path();
tp.starttag = @"\draw ";
tp.endtag = ";";
if (overlay.EdgeStyle != "")
{
Parser.Tikz_Options topt = new Parser.Tikz_Options();
topt.starttag = "[";
topt.endtag = "]";
Parser.Tikz_Option to = new Parser.Tikz_Option();
to.type = Parser.Tikz_OptionType.key;
to.key = overlay.EdgeStyle;
topt.AddOption(to);
tp.AddChild(topt);
tp.options = topt;
}
if (overlay.CurEditing != null)
{
overlay.CurEditing.tikzitem.AddChild(tp);
overlay.CurEditing.tikzitem.AddChild(new Parser.Tikz_Something("\r\n"));
}
else
{
tpict.AddChild(tp);
tpict.AddChild(new Parser.Tikz_Something("\r\n"));
}
curAddTo = tp;
return true;
}
public override void OnLeftMouseButtonDown(OverlayShape item, Point p, TEMouseArgs e)
{
if (!EnsureParseTreeExists())
return;
overlay.BeginUpdate();
overlay.SetCorrectRaster(overlay.CurEditing, true);
//Point p = new Point(e.GetPosition(canvas1).X, Height - e.GetPosition(canvas1).Y);
p = overlay.Rasterizer.RasterizePixelToTikz(p);
if (ContinueWithBigImage(p) == false)
return;
// find next tikzpicture and add
Parser.Tikz_Picture tpict = overlay.ParseTree.GetTikzPicture();
if (tpict != null)
{
Parser.Tikz_Node tn = new Parser.Tikz_Node();
tn.label = "";
tn.coord = new Parser.Tikz_Coord();
if (overlay.NodeStyle != "")
tn.options = "[" + overlay.NodeStyle + "]";
Parser.Tikz_Path tp = new Parser.Tikz_Path();
tp.starttag = @"\node ";
tp.endtag = ";";
tp.AddChild(tn);
if (overlay.CurEditing != null)
{
overlay.CurEditing.tikzitem.AddChild(tp);
overlay.CurEditing.tikzitem.AddChild(new Parser.Tikz_Something("\r\n"));
}
else
{
tpict.AddChild(tp);
tpict.AddChild(new Parser.Tikz_Something("\r\n"));
}
// do it here since the coordinate calculation needs the parents' coord. transform
tn.SetAbsPos(new Point(p.X, p.Y)); //hack
//tn.UpdateText();
tp.UpdateText();
//tpict.UpdateText();
//RedrawObjects();
overlay.AddToDisplayTree(tp);
}
overlay.EndUpdate();
}