/// <summary>
/// Add an array of 3-D points to the document
/// </summary>
public object AddPoints(object pointsObj)
{
On3dPointArray points = new On3dPointArray();
if (SampleCsRhinoScriptUtils.ConvertToOn3dPointArray(pointsObj, ref points))
{
MRhinoDoc doc = RhUtil.RhinoApp().ActiveDoc();
if (null != doc)
{
ArrayList objectIds = new ArrayList();
for (int i = 0; i < points.Count(); i++)
{
MRhinoObject rhinoObj = doc.AddPointObject(points[i]);
if (null != rhinoObj)
{
objectIds.Add(rhinoObj.ModelObjectId().ToString());
}
}
if (objectIds.Count > 0)
{
doc.Redraw();
return(objectIds.ToArray());
}
}
}
return(null);
}
bool GetArrowHead(On2dVector dir, On2dPoint tip, double scale, ref On3dPointArray triangle)
{
double arrow_size = m_default_arrow_size * scale;
On2dPointArray corners = new On2dPointArray();
corners.Reserve(3);
corners.SetCount(3);
On2dVector up = new On2dVector(-dir.y, dir.x);
corners[0].Set(tip.x, tip.y);
corners[1].x = tip.x + arrow_size * (0.25 * up.x - dir.x);
corners[1].y = tip.y + arrow_size * (0.25 * up.y - dir.y);
corners[2].x = corners[1].x - 0.5 * arrow_size * up.x;
corners[2].y = corners[1].y - 0.5 * arrow_size * up.y;
triangle.Reserve(corners.Count());
triangle.SetCount(corners.Count());
for (int i = 0; i < corners.Count(); i++)
{
triangle[i] = m_plane.PointAt(corners[i].x, corners[i].y);
}
return(true);
}
///<summary> This gets called when when the user runs this command.</summary>
public override IRhinoCommand.result RunCommand(IRhinoCommandContext context)
{
MRhinoGetObject go = new MRhinoGetObject();
go.SetCommandPrompt("Select two surfaces or polysurfacs to intersect");
go.SetGeometryFilter(IRhinoGetObject.GEOMETRY_TYPE_FILTER.surface_object);
go.EnableSubObjectSelect(false);
go.GetObjects(2, 2);
if (go.CommandResult() != IRhinoCommand.result.success)
{
return(go.CommandResult());
}
IOnBrep B0 = go.Object(0).Brep();
IOnBrep B1 = go.Object(1).Brep();
if (null == B0 || null == B1)
{
return(IRhinoCommand.result.failure);
}
OnCurve[] curves = null;
On3dPointArray points = null;
bool rc = RhUtil.RhinoIntersectBreps(B0, B1, context.m_doc.AbsoluteTolerance(), out curves, out points);
if (
false == rc ||
null == curves ||
0 == curves.Length ||
null == points ||
0 == curves.Length
)
{
RhUtil.RhinoApp().Print("No intersections found.\n");
return(IRhinoCommand.result.nothing);
}
if (null != curves)
{
for (int i = 0; i < curves.Length; i++)
{
context.m_doc.AddCurveObject(curves[i]);
}
}
if (null != points)
{
for (int i = 0; i < points.Count(); i++)
{
context.m_doc.AddPointObject(points[i]);
}
}
context.m_doc.Redraw();
return(IRhinoCommand.result.success);
}
// Returns a new RMA.OpenNURBS.On3dPointArray object
public On3dPointArray ToPointArray()
{
int count = this.Count;
On3dPointArray points = new On3dPointArray(count);
for (int i = 0; i < count; i++)
{
points.Append(this[i]);
}
return(points);
}
// Adds one or more points from a RMA.OpenNURBS.On3dPointArray object
public void Add(On3dPointArray points)
{
if (points != null)
{
int point_count = points.Count();
int total_count = this.Count + point_count;
this.Capacity = total_count;
for (int i = 0; i < point_count; i++)
{
Add(points.get_ValueAt(i));
}
}
}
/// <summary>
/// Convert an object to an On3dPointArray
/// </summary>
public static bool ConvertToOn3dPointArray(object pointsObj, ref On3dPointArray points)
{
bool rc = false;
int pointsCount = points.Count();
Array pointsArr = pointsObj as Array;
if (null != pointsArr)
{
for (int i = 0; i < pointsArr.Length; i++)
{
On3dPoint point = new On3dPoint();
if (SampleCsRhinoScriptUtils.ConvertToOn3dPoint(pointsArr.GetValue(i), ref point))
points.Append(point);
}
rc = (points.Count() - pointsCount > 0);
}
return rc;
}
/// <summary>
/// Convert an object to an On3dPointArray
/// </summary>
static public bool ConvertToOn3dPointArray(object pointsObj, ref On3dPointArray points)
{
bool rc = false;
int pointsCount = points.Count();
Array pointsArr = pointsObj as Array;
if (null != pointsArr)
{
for (int i = 0; i < pointsArr.Length; i++)
{
On3dPoint point = new On3dPoint();
if (SampleCsRhinoScriptUtils.ConvertToOn3dPoint(pointsArr.GetValue(i), ref point))
{
points.Append(point);
}
}
rc = (points.Count() - pointsCount > 0);
}
return(rc);
}
///<summary>
/// This gets called when when the user runs this command.
///</summary>
public override IRhinoCommand.result RunCommand(IRhinoCommandContext context)
{
MRhinoGetFileDialog dlg = new MRhinoGetFileDialog();
if (dlg.DisplayFileDialog(IRhinoGetFileDialog.file_dialog_type.open_text_file_dialog))
{
string filename = dlg.FileName();
string line = "";
RhUtil.RhinoApp().Print(string.Format("Opening file {0}.\n", filename));
char[] delim = new char[2];
delim[0] = ','; delim[1] = '\0';
On3dPointArray points = new On3dPointArray(8);
StreamReader reader = new StreamReader(filename);
line = reader.ReadLine();
while (line != null && line.Length > 0)
{
string[] substrs = line.Split(delim);
if (substrs.Length == 3)
{
On3dPoint p = new On3dPoint();
p.x = double.Parse(substrs[0]);
p.y = double.Parse(substrs[1]);
p.z = double.Parse(substrs[2]);
points.Append(p);
}
line = reader.ReadLine();
}
OnNurbsCurve curve = RhUtil.RhinoInterpCurve(3, points, null, null, 1);
context.m_doc.AddCurveObject(curve);
reader.Close();
}
context.m_doc.Redraw();
return(IRhinoCommand.result.success);
}
///<summary>
/// This gets called when when the user runs this command.
///</summary>
public override IRhinoCommand.result RunCommand(IRhinoCommandContext context)
{
MRhinoGetFileDialog dlg = new MRhinoGetFileDialog();
if (dlg.DisplayFileDialog(IRhinoGetFileDialog.file_dialog_type.open_text_file_dialog))
{
string filename = dlg.FileName();
string line = "";
RhUtil.RhinoApp().Print(string.Format("Opening file {0}.\n", filename));
char[] delim = new char[2];
delim[0] = ','; delim[1] = '\0';
On3dPointArray points = new On3dPointArray(8);
StreamReader reader = new StreamReader(filename);
line = reader.ReadLine();
while(line != null && line.Length > 0)
{
string[] substrs = line.Split(delim);
if(substrs.Length == 3)
{
On3dPoint p = new On3dPoint();
p.x = double.Parse(substrs[0]);
p.y = double.Parse(substrs[1]);
p.z = double.Parse(substrs[2]);
points.Append(p);
}
line = reader.ReadLine();
}
OnNurbsCurve curve = RhUtil.RhinoInterpCurve(3, points, null, null, 1);
context.m_doc.AddCurveObject(curve);
reader.Close();
}
context.m_doc.Redraw();
return IRhinoCommand.result.success;
}
/// <summary>
/// Public constructor
/// </summary>
public SampleCsDrawArrowheadConduit(OnPlane plane, OnLine line, double scale)
: base(new MSupportChannels(MSupportChannels.SC_CALCBOUNDINGBOX | MSupportChannels.SC_DRAWOVERLAY), false)
{
m_bDraw = false;
m_plane = plane;
m_line = line;
m_arrowhead = new On3dPointArray();
double x = 0, y = 0;
m_plane.ClosestPointTo(line.from, ref x, ref y);
On2dPoint from = new On2dPoint(x, y);
m_plane.ClosestPointTo(line.to, ref x, ref y);
On2dPoint to = new On2dPoint(x, y);
On2dVector dir = new On2dVector(from - to);
dir.Unitize();
m_bDraw = GetArrowHead(dir, from, scale, ref m_arrowhead);
}
/// <summary>
/// Add an array of 3-D points to the document
/// </summary>
public object AddPoints(object pointsObj)
{
On3dPointArray points = new On3dPointArray();
if (SampleCsRhinoScriptUtils.ConvertToOn3dPointArray(pointsObj, ref points))
{
MRhinoDoc doc = RhUtil.RhinoApp().ActiveDoc();
if (null != doc)
{
ArrayList objectIds = new ArrayList();
for (int i = 0; i < points.Count(); i++)
{
MRhinoObject rhinoObj = doc.AddPointObject(points[i]);
if (null != rhinoObj)
objectIds.Add(rhinoObj.ModelObjectId().ToString());
}
if (objectIds.Count > 0)
{
doc.Redraw();
return objectIds.ToArray();
}
}
}
return null;
}
bool GetArrowHead(On2dVector dir, On2dPoint tip, double scale, ref On3dPointArray triangle)
{
double arrow_size = m_default_arrow_size * scale;
On2dPointArray corners = new On2dPointArray();
corners.Reserve(3);
corners.SetCount(3);
On2dVector up = new On2dVector(-dir.y, dir.x);
corners[0].Set(tip.x, tip.y);
corners[1].x = tip.x + arrow_size * (0.25 * up.x - dir.x);
corners[1].y = tip.y + arrow_size * (0.25 * up.y - dir.y);
corners[2].x = corners[1].x - 0.5 * arrow_size * up.x;
corners[2].y = corners[1].y - 0.5 * arrow_size * up.y;
triangle.Reserve(corners.Count());
triangle.SetCount(corners.Count());
for (int i = 0; i < corners.Count(); i++)
triangle[i] = m_plane.PointAt(corners[i].x, corners[i].y);
return true;
}
/// <summary>
/// Public constructor
/// </summary>
public SampleCsDrawArrowheadConduit(OnPlane plane, OnLine line, double scale)
: base(new MSupportChannels(MSupportChannels.SC_CALCBOUNDINGBOX | MSupportChannels.SC_DRAWOVERLAY), false)
{
m_bDraw = false;
m_plane = plane;
m_line = line;
m_arrowhead = new On3dPointArray();
double x = 0, y = 0;
m_plane.ClosestPointTo(line.from, ref x, ref y);
On2dPoint from = new On2dPoint(x, y);
m_plane.ClosestPointTo(line.to, ref x, ref y);
On2dPoint to = new On2dPoint(x, y);
On2dVector dir = new On2dVector(from - to);
dir.Unitize();
m_bDraw = GetArrowHead(dir, from, scale, ref m_arrowhead);
}
// Construct from a RMA.OpenNURBS.On3dPointArray object
public Rhino3dPointList(On3dPointArray points)
{
Add(points);
}
