[Pingus-CVS] CVS: Games/Pingus/src/input multiple_pointer.cxx,NONE,1.1 multiple_pointer.hxx,NONE,1.1

[torangan]

Update of /usr/local/cvsroot/Games/Pingus/src/input
In directory dark:/tmp/cvs-serv10222

Added Files:
        multiple_pointer.cxx multiple_pointer.hxx 
Log Message:
wrappers class to make multipe pointers appear as one


--- NEW FILE: multiple_pointer.cxx ---
//  $Id: multiple_pointer.cxx,v 1.1 2002/07/05 11:02:28 torangan Exp $
// 
//  Pingus - A free Lemmings clone
//  Copyright (C) 2000 Ingo Ruhnke <address@hidden>
//
//  This program 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.
//
//  This program is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details.
// 
//  You should have received a copy of the GNU General Public License
//  along with this program; if not, write to the Free Software
//  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

#include "multiple_pointer.hxx"

namespace Input
{
  MultiplePointer::MultiplePointer(std::vector<Pointer*> pointers_) : 
                                   pointers(pointers_), 
x_pos_list(pointers.size()), y_pos_list(pointers.size())
  {
  }

  float
  MultiplePointer::get_x_pos ()
  {
    return x_pos;
  }

  float
  MultiplePointer::get_y_pos ()
  {
    return y_pos;
  }

  void
  MultiplePointer::update(float delta)
  {
    bool do_break = false;
  
    for (unsigned int i = 0; i < pointers.size(); i++)
      {
        pointers[i]->update(delta);
        
        if (pointers[i]->get_x_pos() != x_pos_list[i])
          {
            x_pos_list[i] = pointers[i]->get_x_pos();
            x_pos = x_pos_list[i];
            do_break = true;
          }
          
        if (pointers[i]->get_y_pos() != y_pos_list[i])
          {
            y_pos_list[i] = pointers[i]->get_y_pos();
            y_pos = y_pos_list[i];
            do_break = true;
          }
          
        if (do_break)
          break;
      }

    // no pointer changed, so there's no need to update the pointers
    if ( ! do_break)
      return;
                  
    for (unsigned int i = 0; i < pointers.size(); i++)
      pointers[i]->set_pos(x_pos, y_pos);
  }

}

/* EOF */


--- NEW FILE: multiple_pointer.hxx ---
//  $Id: multiple_pointer.hxx,v 1.1 2002/07/05 11:02:28 torangan Exp $
// 
//  Pingus - A free Lemmings clone
//  Copyright (C) 2000 Ingo Ruhnke <address@hidden>
//
//  This program 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.
//
//  This program is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details.
// 
//  You should have received a copy of the GNU General Public License
//  along with this program; if not, write to the Free Software
//  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

#ifndef HEADER_PINGUS_INPUT_MULTIPLE_POINTER_HXX
#define HEADER_PINGUS_INPUT_MULTIPLE_POINTER_HXX

#include <vector>
#include "pointer.hxx"

namespace Input
{
  class MultiplePointer : Pointer
  {
  private:
    std::vector<Pointer*> pointers;
    std::vector<float> x_pos_list;
    std::vector<float> y_pos_list;

    float x_pos;
    float y_pos;

  public:

    MultiplePointer (std::vector<Pointer*> pointers_);
    
    virtual float get_x_pos ();
    virtual float get_y_pos ();
    virtual void  update (float delta);
  };
}

#endif

/* EOF */