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#include "AppHdr.h"
#include "act-iter.h"
#include "env.h"
#include "losglobal.h"
actor_near_iterator::actor_near_iterator(coord_def c, los_type los)
: center(c), _los(los), viewer(nullptr), i(-1)
{
if (!valid(&you))
advance();
}
actor_near_iterator::actor_near_iterator(const actor* a, los_type los)
: center(a->pos()), _los(los), viewer(a), i(-1)
{
if (!valid(&you))
advance();
}
actor_near_iterator::operator bool() const
{
return valid(**this);
}
actor* actor_near_iterator::operator*() const
{
if (i == -1)
return &you;
else if (i < MAX_MONSTERS)
return &menv[i];
else
return nullptr;
}
actor* actor_near_iterator::operator->() const
{
return **this;
}
actor_near_iterator& actor_near_iterator::operator++()
{
advance();
return *this;
}
actor_near_iterator actor_near_iterator::operator++(int)
{
actor_near_iterator copy = *this;
++(*this);
return copy;
}
bool actor_near_iterator::valid(const actor* a) const
{
if (!a || !a->alive())
return false;
if (viewer && !a->visible_to(a))
return false;
return cell_see_cell(center, a->pos(), _los);
}
void actor_near_iterator::advance()
{
do
if (++i >= MAX_MONSTERS)
return;
while (!valid(**this));
}
//////////////////////////////////////////////////////////////////////////
monster_near_iterator::monster_near_iterator(coord_def c, los_type los)
: center(c), _los(los), viewer(nullptr), i(0)
{
if (!valid(&menv[0]))
advance();
}
monster_near_iterator::monster_near_iterator(const actor *a, los_type los)
: center(a->pos()), _los(los), viewer(a), i(0)
{
if (!valid(&menv[0]))
advance();
}
monster_near_iterator::operator bool() const
{
return valid(**this);
}
monster* monster_near_iterator::operator*() const
{
if (i < MAX_MONSTERS)
return &menv[i];
else
return nullptr;
}
monster* monster_near_iterator::operator->() const
{
return **this;
}
monster_near_iterator& monster_near_iterator::operator++()
{
advance();
return *this;
}
monster_near_iterator monster_near_iterator::operator++(int)
{
monster_near_iterator copy = *this;
++(*this);
return copy;
}
bool monster_near_iterator::valid(const monster* a) const
{
if (!a || !a->alive())
return false;
if (viewer && !a->visible_to(a))
return false;
return cell_see_cell(center, a->pos(), _los);
}
void monster_near_iterator::advance()
{
do
if (++i >= MAX_MONSTERS)
return;
while (!valid(**this));
}
//////////////////////////////////////////////////////////////////////////
monster_iterator::monster_iterator()
: i(0)
{
while (i < MAX_MONSTERS && !menv[i].alive())
i++;
}
monster_iterator::operator bool() const
{
return i < MAX_MONSTERS && (*this)->alive();
}
monster* monster_iterator::operator*() const
{
if (i < MAX_MONSTERS)
return &menv[i];
else
return nullptr;
}
monster* monster_iterator::operator->() const
{
return **this;
}
monster_iterator& monster_iterator::operator++()
{
while (++i < MAX_MONSTERS)
if (menv[i].alive())
break;
return *this;
}
monster_iterator monster_iterator::operator++(int)
{
monster_iterator copy = *this;
++(*this);
return copy;
}
void monster_iterator::advance()
{
do
if (++i >= MAX_MONSTERS)
return;
while (!(*this)->alive());
}
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