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// Copyright: Matra-Datavision 1995
// File: Select2D_SensitiveBox.cxx
// Created: Tue Jan 31 14:17:27 1995
// Author: Mister rmi
// <rmi>
#include <Select2D_SensitiveBox.ixx>
#include <gp_Vec2d.hxx>
//=============================================================
// Function : Constructor
// Purpose :
//=============================================================
Select2D_SensitiveBox::
Select2D_SensitiveBox (const Handle(SelectBasics_EntityOwner)& OwnerId,
const gp_Pnt2d& Center,
const Standard_Real Height,
const Standard_Real Width,
const Select2D_TypeOfSelection Type):
Select2D_SensitiveEntity(OwnerId),
mytype(Type)
{
mybox.Set(Center.Translated(gp_Vec2d(Width/2.,Height/2.)));
mybox.Add(Center.Translated(gp_Vec2d(-Width/2.,-Height/2.)));
}
Select2D_SensitiveBox::
Select2D_SensitiveBox (const Handle(SelectBasics_EntityOwner)& OwnerId,
const Standard_Real XMin,
const Standard_Real YMin,
const Standard_Real XMax,
const Standard_Real YMax,
const Select2D_TypeOfSelection Type):
Select2D_SensitiveEntity(OwnerId),
mytype(Type)
{
mybox.Update(XMin,YMin,XMax,YMax);
}
//=============================================================
// Function : Areas
// Purpose :
//=============================================================
void Select2D_SensitiveBox::Areas (SelectBasics_ListOfBox2d& boxes)
{
boxes.Append(mybox);
}
//=============================================================
// Function : Matches
// Purpose :
//=============================================================
Standard_Boolean Select2D_SensitiveBox::
Matches (const Standard_Real X,
const Standard_Real Y,
const Standard_Real aTol,
Standard_Real& DMin)
{
Standard_Real TheTol = HasOwnTolerance()? myOwnTolerance : aTol;
Bnd_Box2d TmpBox;
TmpBox.Add(mybox);
TmpBox.Enlarge(TheTol);
DMin=0.;
gp_Pnt2d PickPoint(X,Y);
//Standard_Boolean Status = Standard_False;
switch(mytype) {
case Select2D_TOS_INTERIOR:
{
if(!TmpBox.IsOut(PickPoint)) return Standard_True;
}
case Select2D_TOS_BOUNDARY:
{
TmpBox.Enlarge(TheTol);
if(mybox.IsOut(PickPoint)&&
!TmpBox.IsOut(PickPoint)) return Standard_True;
}
}
return Standard_False;
}
Standard_Boolean Select2D_SensitiveBox::
Matches (const Standard_Real XMin,
const Standard_Real YMin,
const Standard_Real XMax,
const Standard_Real YMax,
const Standard_Real aTol)
{
Standard_Real TheTol = HasOwnTolerance()? myOwnTolerance : aTol;
Bnd_Box2d BoundBox;
BoundBox.Update(XMin-TheTol,YMin-TheTol,XMax+TheTol,YMax+TheTol);
if(BoundBox.IsOut(mybox)) return Standard_False;
return Standard_True;
}
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