vpDisplayGDI.cpp

/*
 * ViSP, open source Visual Servoing Platform software.
 * Copyright (C) 2005 - 2025 by Inria. All rights reserved.
 *
 * This software is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * See the file LICENSE.txt at the root directory of this source
 * distribution for additional information about the GNU GPL.
 *
 * For using ViSP with software that can not be combined with the GNU
 * GPL, please contact Inria about acquiring a ViSP Professional
 * Edition License.
 *
 * See https://visp.inria.fr for more information.
 *
 * This software was developed at:
 * Inria Rennes - Bretagne Atlantique
 * Campus Universitaire de Beaulieu
 * 35042 Rennes Cedex
 * France
 *
 * If you have questions regarding the use of this file, please contact
 * Inria at visp@inria.fr
 *
 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 * Description:
 * GDI based Display for windows 32.
 */
 
#include <visp3/core/vpConfig.h>
 
#if (defined(VISP_HAVE_GDI))
 
#include <visp3/gui/vpDisplayGDI.h>
 
BEGIN_VISP_NAMESPACE
 
// A vpDisplayGDI is just a vpDisplayWin32 which uses a vpGDIRenderer to do
// the drawing.

vpDisplayGDI::vpDisplayGDI() : vpDisplayWin32(new vpGDIRenderer()) { }

vpDisplayGDI::vpDisplayGDI(int winx, int winy, const std::string &title) : vpDisplayWin32(new vpGDIRenderer())
{
  m_windowXPosition = winx;
  m_windowYPosition = winy;
 
  if (!title.empty())
    m_title = title;
  else
    m_title = std::string(" ");
}

vpDisplayGDI::vpDisplayGDI(vpImage<vpRGBa> &I, vpScaleType scaleType) : vpDisplayWin32(new vpGDIRenderer())
{
  setScale(scaleType, I.getWidth(), I.getHeight());
  init(I);
}

vpDisplayGDI::vpDisplayGDI(vpImage<vpRGBa> &I, int winx, int winy, const std::string &title, vpScaleType scaleType)
  : vpDisplayWin32(new vpGDIRenderer())
{
  setScale(scaleType, I.getWidth(), I.getHeight());
  init(I, winx, winy, title);
}

vpDisplayGDI::vpDisplayGDI(vpImage<unsigned char> &I, vpScaleType scaleType) : vpDisplayWin32(new vpGDIRenderer())
{
  setScale(scaleType, I.getWidth(), I.getHeight());
  init(I);
}

vpDisplayGDI::vpDisplayGDI(vpImage<unsigned char> &I, int winx, int winy, const std::string &title,
                           vpScaleType scaleType)
  : vpDisplayWin32(new vpGDIRenderer())
{
  setScale(scaleType, I.getWidth(), I.getHeight());
  init(I, winx, winy, title);
}
 
END_VISP_NAMESPACE
 
#elif !defined(VISP_BUILD_SHARED_LIBS)
// Work around to avoid warning: libvisp_gui.a(vpDisplayGDI.cpp.o) has no symbols
void dummy_vpDisplayGDI() { }
#endif