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IgSo2DArrow Class Reference

An arrow in the (x,y) plane along the x axis, with total length length. The arrowhead heigth is headHeight and its length lengthRatio*length. More...

#include <Iguana/Inventor/interface/IgSo2DArrow.h>

Inheritance diagram for IgSo2DArrow:

List of all members.

Public Member Functions
	IgSo2DArrow (void)
Static Public Member Functions
static void	initClass (void)
Public Attributes
SoSFFloat	headHeight
SoSFFloat	length
SoSFFloat	lengthRatio
Protected Member Functions
virtual void	refresh (void)
Private Member Functions
	SO_KIT_CATALOG_ENTRY_HEADER (head)
	SO_KIT_CATALOG_ENTRY_HEADER (line)
	SO_KIT_HEADER (IgSo2DArrow)

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Detailed Description

An arrow in the (x,y) plane along the x axis, with total length length. The arrowhead heigth is headHeight and its length lengthRatio*length.

Author:

Laurent Duflot

Date:

April 2002

Definition at line 27 of file IgSo2DArrow.h.

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Constructor & Destructor Documentation

IgSo2DArrow::IgSo2DArrow

(

void

)

Definition at line 25 of file IgSo2DArrow.cc.

References f, FALSE, headHeight, length, lengthRatio, parsecf::pyparsing::line(), IgSoShapeKit::setUpConnections(), and TRUE.

{
    SO_KIT_CONSTRUCTOR (IgSo2DArrow);
    SO_KIT_ADD_FIELD (length, (1.0f));
    SO_KIT_ADD_FIELD (lengthRatio, (0.1f));
    SO_KIT_ADD_FIELD (headHeight, (0.05f));
    SO_KIT_ADD_CATALOG_ENTRY (line, SoLineSet, FALSE, separator,\x0, TRUE);
    SO_KIT_ADD_CATALOG_ENTRY (head, SoFaceSet, FALSE, separator,\x0, TRUE);
    SO_KIT_INIT_INSTANCE ();
    setUpConnections (true, true);
}

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Member Function Documentation

void IgSo2DArrow::initClass

(

void

)

[static]

Reimplemented from IgSoShapeKit.

Definition at line 22 of file IgSo2DArrow.cc.

Referenced by initNodes(), and initShapes().

{ SO_KIT_INIT_CLASS (IgSo2DArrow, IgSoShapeKit, "IgSoShapeKit"); }

void IgSo2DArrow::refresh

(

void

)

[protected, virtual]

Reimplemented from IgSoShapeKit.

Definition at line 38 of file IgSo2DArrow.cc.

References f, headHeight, hh, edm::es::l(), length, lengthRatio, and parsecf::pyparsing::line().

{
    SoLineSet           *line = new SoLineSet;
    SoFaceSet           *head = new SoFaceSet;
    SoVertexProperty    *vtx;

    float               lRatio = lengthRatio.getValue ();
    float               hh = headHeight.getValue ();
    float               l = length.getValue ();

    // line
    vtx = new SoVertexProperty;
    vtx->vertex.set1Value (0, 0.f, 0.f, 0.f);
    vtx->vertex.set1Value (1, (1.f-lRatio)*l, 0.f, 0.f);
    vtx->normal = SbVec3f (0.f,0.f,1.f);
    line->numVertices = 2;
    line->vertexProperty = vtx;

    // head
    vtx = new SoVertexProperty;
    vtx->vertex.set1Value (0, (1.f-lRatio)*l, -.5f*hh, 0.f);
    vtx->vertex.set1Value (1, l, 0.f, 0.f);
    vtx->vertex.set1Value (2, (1.f-lRatio)*l, .5f*hh, 0.f);
    vtx->normal = SbVec3f (0.f,0.f,1.f);
    head->numVertices = 3;
    head->vertexProperty = vtx;

    setPart ("line", line);
    setPart ("head", head);
}

IgSo2DArrow::SO_KIT_CATALOG_ENTRY_HEADER

(

head

)

[private]

IgSo2DArrow::SO_KIT_CATALOG_ENTRY_HEADER

(

line

)

[private]

IgSo2DArrow::SO_KIT_HEADER

(

IgSo2DArrow

)

[private]

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Member Data Documentation

SoSFFloat IgSo2DArrow::headHeight

Definition at line 39 of file IgSo2DArrow.h.

Referenced by IgSo2DArrow(), and refresh().

SoSFFloat IgSo2DArrow::length

Definition at line 37 of file IgSo2DArrow.h.

Referenced by IgSo2DArrow(), and refresh().

SoSFFloat IgSo2DArrow::lengthRatio

Definition at line 38 of file IgSo2DArrow.h.

Referenced by IgSo2DArrow(), and refresh().

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The documentation for this class was generated from the following files:

• Iguana/Inventor/interface/IgSo2DArrow.h
• Iguana/Inventor/src/IgSo2DArrow.cc

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