public static Result ConduitArrowHeads(RhinoDoc doc)
{
if (m_draw_conduit != null)
{
RhinoApp.WriteLine("Turn off existing arrowhead conduit");
m_draw_conduit.Enabled = false;
m_draw_conduit = null;
}
else
{
// get arrow head size
var go = new GetOption();
go.SetCommandPrompt("ArrowHead length in screen size (pixels) or world size (percentage of arrow length)?");
go.AddOption("screen");
go.AddOption("world");
go.Get();
if (go.CommandResult() != Result.Success)
return go.CommandResult();
int screen_size = 0;
double world_size = 0.0;
if (go.Option().EnglishName == "screen")
{
var gi = new GetInteger();
gi.SetLowerLimit(0, true);
gi.SetCommandPrompt("Length of arrow head in pixels");
gi.Get();
if (gi.CommandResult() != Result.Success)
return gi.CommandResult();
screen_size = gi.Number();
}
else
{
var gi = new GetInteger();
gi.SetLowerLimit(0, true);
gi.SetUpperLimit(100, false);
gi.SetCommandPrompt("Length of arrow head in percentage of total arrow length");
gi.Get();
if (gi.CommandResult() != Result.Success)
return gi.CommandResult();
world_size = gi.Number() / 100.0;
}
// get arrow start and end points
var gp = new GetPoint();
gp.SetCommandPrompt("Start of line");
gp.Get();
if (gp.CommandResult() != Result.Success)
return gp.CommandResult();
var start_point = gp.Point();
gp.SetCommandPrompt("End of line");
gp.SetBasePoint(start_point, false);
gp.DrawLineFromPoint(start_point, true);
gp.Get();
if (gp.CommandResult() != Result.Success)
return gp.CommandResult();
var end_point = gp.Point();
var v = end_point - start_point;
if (v.IsTiny(Rhino.RhinoMath.ZeroTolerance))
return Result.Nothing;
var line = new Line(start_point, end_point);
m_draw_conduit = new DrawArrowHeadsConduit(line, screen_size, world_size);
// toggle conduit on/off
m_draw_conduit.Enabled = true;
RhinoApp.WriteLine("Draw arrowheads conduit enabled.");
}
doc.Views.Redraw();
return Result.Success;
}
public static Result ConduitArrowHeads(RhinoDoc doc)
{
if (m_draw_conduit != null)
{
RhinoApp.WriteLine("Turn off existing arrowhead conduit");
m_draw_conduit.Enabled = false;
m_draw_conduit = null;
}
else
{
// get arrow head size
var go = new GetOption();
go.SetCommandPrompt("ArrowHead length in screen size (pixels) or world size (percentage of arrow length)?");
go.AddOption("screen");
go.AddOption("world");
go.Get();
if (go.CommandResult() != Result.Success)
{
return(go.CommandResult());
}
int screen_size = 0;
double world_size = 0.0;
if (go.Option().EnglishName == "screen")
{
var gi = new GetInteger();
gi.SetLowerLimit(0, true);
gi.SetCommandPrompt("Length of arrow head in pixels");
gi.Get();
if (gi.CommandResult() != Result.Success)
{
return(gi.CommandResult());
}
screen_size = gi.Number();
}
else
{
var gi = new GetInteger();
gi.SetLowerLimit(0, true);
gi.SetUpperLimit(100, false);
gi.SetCommandPrompt("Length of arrow head in percentage of total arrow length");
gi.Get();
if (gi.CommandResult() != Result.Success)
{
return(gi.CommandResult());
}
world_size = gi.Number() / 100.0;
}
// get arrow start and end points
var gp = new GetPoint();
gp.SetCommandPrompt("Start of line");
gp.Get();
if (gp.CommandResult() != Result.Success)
{
return(gp.CommandResult());
}
var start_point = gp.Point();
gp.SetCommandPrompt("End of line");
gp.SetBasePoint(start_point, false);
gp.DrawLineFromPoint(start_point, true);
gp.Get();
if (gp.CommandResult() != Result.Success)
{
return(gp.CommandResult());
}
var end_point = gp.Point();
var v = end_point - start_point;
if (v.IsTiny(Rhino.RhinoMath.ZeroTolerance))
{
return(Result.Nothing);
}
var line = new Line(start_point, end_point);
m_draw_conduit = new DrawArrowHeadsConduit(line, screen_size, world_size);
// toggle conduit on/off
m_draw_conduit.Enabled = true;
RhinoApp.WriteLine("Draw arrowheads conduit enabled.");
}
doc.Views.Redraw();
return(Result.Success);
}
