libgtkmathview-dev 0.8.0-10+nmu2 / usr / include / gtkmathview / MathView / SearchingContext.hh

// Copyright (C) 2000-2007, Luca Padovani <padovani@sti.uniurb.it>.
// 
// This file is part of GtkMathView, a flexible, high-quality rendering
// engine for MathML documents.
// 
// GtkMathView is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
// 
// GtkMathView 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
// Lesser General Public License for more details.
// 
// You should have received a copy of the GNU Lesser General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

#ifndef __SearchingContext_hh__
#define __SearchingContext_hh__

#include "Area.hh"
#include "Rectangle.hh"

class GMV_MathView_EXPORT SearchingContext
{
public:
  SearchingContext(const scaled& x, const scaled& y) : x0(x), y0(y) { }
  ~SearchingContext() { }

  bool accept(const Rectangle& rect) const
  { return rect.isInside(x0, y0); }

  bool accept(const BoundingBox& box, const scaled& x, const scaled& y) const
  { return accept(Rectangle(x, y, box));  }

  bool accept(AreaRef area, const scaled& x, const scaled& y) const
  { return accept(area->box(), x, y); }

  scaled getX(void) const { return x0; }
  scaled getY(void) const { return y0; }

  struct Result {
    scaled x;
    scaled y;
    AreaRef area;
  };

  void setResult(AreaRef area, const scaled& x, const scaled& y)
  {
    result.area = area;
    result.x = x;
    result.y = y;
  }
  Result getResult(void) const { return result; }

protected:
  scaled x0;
  scaled y0;

  Result result;
};

#endif // __SearchingContext_hh__