/*
 *  Main authors:
 *     Christian Schulte <schulte@gecode.org>
 *
 *  Copyright:
 *     Christian Schulte, 2002
 *
 *  Last modified:
 *     $Date: 2006-08-04 16:03:26 +0200 (Fri, 04 Aug 2006) $ by $Author: schulte $
 *     $Revision: 3512 $
 *
 *  This file is part of Gecode, the generic constraint
 *  development environment:
 *     http://www.gecode.org
 *
 *  See the file "LICENSE" for information on usage and
 *  redistribution of this file, and for a
 *     DISCLAIMER OF ALL WARRANTIES.
 *
 */

namespace Gecode { namespace Int {

  /*
   * Constructors and initialization
   *
   */
  forceinline
  IntView::IntView(void) {}
  forceinline
  IntView::IntView(const IntVar& x)
    : VariableViewBase<IntVarImp>(x.variable()) {}


  /*
   * Value access
   *
   */
  forceinline int
  IntView::min(void) const {
    return var->min();
  }
  forceinline int
  IntView::max(void) const {
    return var->max();
  }
  forceinline int
  IntView::med(void) const {
    return var->med();
  }
  forceinline int
  IntView::val(void) const {
    return var->val();
  }

  forceinline unsigned int
  IntView::size(void) const {
    return var->size();
  }
  forceinline unsigned int
  IntView::width(void) const {
    return var->width();
  }
  forceinline unsigned int
  IntView::regret_min(void) const {
    return var->regret_min();
  }
  forceinline unsigned int
  IntView::regret_max(void) const {
    return var->regret_max();
  }


  /*
   * Domain tests
   *
   */
  forceinline bool
  IntView::range(void) const {
    return var->range();
  }
  forceinline bool
  IntView::assigned(void) const {
    return var->assigned();
  }

  forceinline bool
  IntView::in(int n) const {
    return var->in(n);
  }
  forceinline bool
  IntView::in(double n) const {
    return var->in(n);
  }


  /*
   * Domain update by value
   *
   */
  forceinline ModEvent
  IntView::lq(Space* home, int n) {
    return var->lq(home,n);
  }
  forceinline ModEvent
  IntView::lq(Space* home, double n) {
    return var->lq(home,n);
  }

  forceinline ModEvent
  IntView::le(Space* home, int n) {
    return var->lq(home,n-1);
  }
  forceinline ModEvent
  IntView::le(Space* home, double n) {
    return lq(home,n-1.0);
  }

  forceinline ModEvent
  IntView::gq(Space* home, int n) {
    return var->gq(home,n);
  }
  forceinline ModEvent
  IntView::gq(Space* home, double n) {
    return var->gq(home,n);
  }

  forceinline ModEvent
  IntView::gr(Space* home, int n) {
    return var->gq(home,n+1);
  }
  forceinline ModEvent
  IntView::gr(Space* home, double n) {
    return gq(home,n+1.0);
  }

  forceinline ModEvent
  IntView::nq(Space* home, int n) {
    return var->nq(home,n);
  }
  forceinline ModEvent
  IntView::nq(Space* home, double n) {
    return var->nq(home,n);
  }

  forceinline ModEvent
  IntView::eq(Space* home, int n) {
    return var->eq(home,n);
  }
  forceinline ModEvent
  IntView::eq(Space* home, double n) {
    return var->eq(home,n);
  }


  /*
   * Domain update by range iterator
   *
   */
  template <class I>
  forceinline ModEvent
  IntView::narrow(Space* home, I& i) {
    return var->narrow(home,i);
  }
  template <class I>
  forceinline ModEvent
  IntView::inter(Space* home, I& i) {
    return var->inter(home,i);
  }
  template <class I>
  forceinline ModEvent
  IntView::minus(Space* home, I& i) {
    return var->minus(home,i);
  }


  /*
   * Cloning
   *
   */
  forceinline void
  IntView::update(Space* home, bool share, IntView& x) {
    var = x.var->copy(home,share);
  }



  /**
   * \brief %Range iterator for integer variable views
   * \ingroup TaskActorIntView
   */
  template <>
  class ViewRanges<IntView> : public IntVarImpFwd {
  public:
    /// \name Constructors and initialization
    //@{
    /// Default constructor
    ViewRanges(void);
    /// Initialize with ranges for view \a x
    ViewRanges(const IntView& x);
    /// Initialize with ranges for view \a x
    void init(const IntView& x);
    //@}
  };

  forceinline
  ViewRanges<IntView>::ViewRanges(void) {}

  forceinline
  ViewRanges<IntView>::ViewRanges(const IntView& x)
    : IntVarImpFwd(x.variable()) {}

  forceinline void
  ViewRanges<IntView>::init(const IntView& x) {
    IntVarImpFwd::init(x.variable());
  }

}}

// STATISTICS: int-var