telengard

#include "chameleon.h"

#include "pieces/piece.h"
#include "utils/misc.h"
#include "zones/zone.h"

///////////////////////////////////

chameleon::chameleon( piece* _piece )
    : static_ability( ABILITY_TYPE_CHAMELEON, _piece )
{
    desc         = "Chameleon";
    desc_long    = desc + " - This creature is considered to belong to all aspects of local allies.";
    is_executing = false;
}

///////////////////////////////////

void
chameleon::init( game_state* _game_state, vector<piece*> _all_pieces )
{
    f = boost::bind( &chameleon::get_aspects_hook, this, _1, _2, _3 );

    enable( _game_state );
}

///////////////////////////////////

void
chameleon::enable( game_state* _game_state )
{
    _game_state->get_aspects.add_modifier( _game_state, &f );
}

///////////////////////////////////

void
chameleon::disable( game_state* _game_state )
{
    _game_state->get_aspects.remove_modifier( _game_state, &f );
}

///////////////////////////////////

bool
chameleon::get_aspects_hook( vector<int>& _aspects, game_state* _game_state, piece* _piece )
{
    if ( !is_executing )
    {
        if (    _piece == owning_piece
             && has_this_ability( _game_state )
             && can_use( _game_state )
             && _game_state->is_in_play( owning_piece )
           )
        {
            bool modified_aspects = false;

            /* Kicking off more queries, set to avoid infinite recursion, does not
             * need to go through undo engine since it will be set back in this
             * same function.
             */

            is_executing = true;

            foreach( piece* p, owning_piece->current_zone->pieces )
            {
                if ( _game_state->is_ally( owning_piece->controller, owning_piece, p ) )
                {
                    vector<int> aspects = _game_state->get_aspects( _game_state, p );

                    foreach( int aspect, aspects )
                    {
                        vector<int>::iterator iter = find( _aspects.begin(), _aspects.end(), aspect );

                        if ( iter == _aspects.end() )
                        {
                            modified_aspects |= true;
                            _aspects.push_back( aspect );
                        }
                    }
                }
            }

            is_executing = false;

            return modified_aspects;
        }
    }

    return false;
}