vpWin32Renderer.h

/****************************************************************************
 *
 * This file is part of the ViSP software.
 * Copyright (C) 2005 - 2017 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
 * ("GPL") version 2 as published by the Free Software Foundation.
 * 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 http://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:
 * Windows 32 renderer base class
 *
 * Authors:
 * Bruno Renier
 *
 *****************************************************************************/

#include <visp3/core/vpConfig.h>

#if ( defined(VISP_HAVE_GDI) || defined(VISP_HAVE_D3D9) )

#ifndef vpWin32Renderer_HH
#define vpWin32Renderer_HH

#ifndef DOXYGEN_SHOULD_SKIP_THIS

#include <visp3/core/vpImage.h>
#include <visp3/core/vpColor.h>
#include <windows.h>
#include <visp3/core/vpDebug.h>

class VISP_EXPORT vpWin32Renderer
{

protected:
  //the size of the display
  unsigned int m_rwidth;
  unsigned int m_rheight;
  unsigned int m_rscale;

public:
  vpWin32Renderer() : m_rwidth(0), m_rheight(0), m_rscale(1) {};
  virtual ~vpWin32Renderer() {};

  virtual bool init(HWND hWnd, unsigned int w, unsigned int h) =0;

  virtual bool render() =0;

  virtual void setImg(const vpImage<vpRGBa>& im) =0;
  virtual void setImg(const vpImage<unsigned char>& im) =0;
  virtual void setImgROI(const vpImage<vpRGBa>& im, const vpImagePoint &iP, const unsigned int width, const unsigned int height ) =0;
  virtual void setImgROI(const vpImage<unsigned char>& im, const vpImagePoint &iP, const unsigned int width, const unsigned int height ) =0;

  virtual void setPixel(const vpImagePoint &iP, const vpColor &color) =0;

  void setScale(unsigned int scale) { m_rscale = scale; }
  void setHeight(unsigned int height) { m_rheight = height; }
  void setWidth(unsigned int width) { m_rwidth = width; }

  virtual void drawLine(const vpImagePoint &ip1,
                        const vpImagePoint &ip2,
                        const vpColor &color, unsigned int thickness, int style=PS_SOLID) =0;

  virtual void drawRect(const vpImagePoint &topLeft,
                        unsigned int width, unsigned int height,
                        const vpColor &color, bool fill=false,
                        unsigned int thickness=1) =0;

  virtual void clear(const vpColor &color) =0;

  virtual void drawCircle(const vpImagePoint &center, unsigned int radius,
                          const vpColor &color, bool fill, unsigned int thickness=1) =0;

  virtual void drawText(const vpImagePoint &ip, const char * text,
                        const vpColor &color) =0;

  virtual void drawCross(const vpImagePoint &ip, unsigned int size,
                         const vpColor &color, unsigned int thickness=1) =0;

  virtual void drawArrow(const vpImagePoint &ip1,
                         const vpImagePoint &ip2,
                         const vpColor &color, unsigned int w, unsigned int h, unsigned int thickness) =0;

  virtual void getImage(vpImage<vpRGBa> &I) =0;
};

#endif
#endif
#endif