0030537: Visualization - wrapping text in font text formatter

[occt.git] / src / Prs3d / Prs3d_Text.cxx

// Created on: 1993-09-14
// Created by: Jean-Louis FRENKEL
// Copyright (c) 1993-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#include <Prs3d_Text.hxx>

#include <gp_Pnt.hxx>
#include <Graphic3d_Group.hxx>
#include <Graphic3d_Text.hxx>
#include <Graphic3d_Vertex.hxx>
#include <Prs3d_Presentation.hxx>
#include <Prs3d_TextAspect.hxx>
#include <TCollection_AsciiString.hxx>
#include <TCollection_ExtendedString.hxx>

// =======================================================================
// function : Draw
// purpose  :
// =======================================================================
Handle(Graphic3d_Text) Prs3d_Text::Draw (const Handle(Graphic3d_Group)& theGroup,
                                         const Handle(Prs3d_TextAspect)& theAspect,
                                         const TCollection_ExtendedString& theText,
                                         const gp_Pnt& theAttachmentPoint)
{
  theGroup->SetPrimitivesAspect (theAspect->Aspect());

  Handle(Graphic3d_Text) aText = new Graphic3d_Text ((Standard_ShortReal)theAspect->Height());
  aText->SetText (theText.ToExtString());
  aText->SetPosition (theAttachmentPoint);
  aText->SetHorizontalAlignment (theAspect->HorizontalJustification());
  aText->SetVerticalAlignment (theAspect->VerticalJustification());
  theGroup->AddText (aText);
  return aText;
}

// =======================================================================
// function : Draw
// purpose  :
// =======================================================================
Handle(Graphic3d_Text) Prs3d_Text::Draw (const Handle(Graphic3d_Group)&    theGroup,
                                         const Handle(Prs3d_TextAspect)&   theAspect,
                                         const TCollection_ExtendedString& theText,
                                         const gp_Ax2&                     theOrientation,
                                         const Standard_Boolean            theHasOwnAnchor)
{
  theGroup->SetPrimitivesAspect (theAspect->Aspect());

  Handle(Graphic3d_Text) aText = new Graphic3d_Text ((Standard_ShortReal)theAspect->Height());
  aText->SetText (theText.ToExtString());
  aText->SetOrientation (theOrientation);
  aText->SetOwnAnchorPoint (theHasOwnAnchor);
  aText->SetHorizontalAlignment (theAspect->HorizontalJustification());
  aText->SetVerticalAlignment (theAspect->VerticalJustification());
  theGroup->AddText (aText);
  return aText;
}