pns_itemset.h

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/*
 * KiRouter - a push-and-(sometimes-)shove PCB router
 *
 * Copyright (C) 2013-2014 CERN
 * Copyright The KiCad Developers, see AUTHORS.txt for contributors.
 * Author: Tomasz Wlostowski <[email protected]>
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef __PNS_ITEMSET_H
#define __PNS_ITEMSET_H
 
#include <vector>
#include <core/kicad_algo.h>
#include "pns_item.h"
 
namespace PNS {
 
class LINE;
 
class ITEM_SET : public ITEM_OWNER
{
public:
    ITEM_SET( ITEM* aInitialItem = nullptr, bool aBecomeOwner = false )
    {
        if( aInitialItem )
            m_items.emplace_back( aInitialItem );
 
        if( aBecomeOwner && aInitialItem )
            aInitialItem->SetOwner( this );
    }
 
    ITEM_SET( const ITEM_SET& aOther )
    {
        m_items = aOther.m_items;
    }
 
    ~ITEM_SET();
 
    ITEM_SET& operator=( const ITEM_SET& aOther )
    {
        m_items.clear();
        m_items.reserve( aOther.m_items.size() );
 
        for( ITEM* item : aOther.m_items )
            m_items.push_back( item );
 
        return *this;
    }
 
    int Count( int aKindMask = -1 ) const
    {
        int n = 0;
 
        if( aKindMask == -1 || aKindMask == ITEM::ANY_T )
            return static_cast<int>( m_items.size() );
 
        for( ITEM* item : m_items )
        {
            if( item->Kind() & aKindMask )
                n++;
        }
 
        return n;
    }
 
    bool Empty() const
    {
        return m_items.empty();
    }
 
    std::vector<ITEM*>& Items() { return m_items; }
    const std::vector<ITEM*>& CItems() const { return m_items; }
 
    ITEM_SET& FilterLayers( int aStart, int aEnd = -1, bool aInvert = false );
    ITEM_SET& FilterKinds( int aKindMask, bool aInvert = false );
    ITEM_SET& FilterNet( NET_HANDLE aNet, bool aInvert = false );
    ITEM_SET& FilterMarker( int aMarker, bool aInvert = false );
 
    ITEM_SET& ExcludeLayers( int aStart, int aEnd = -1 )
    {
        return FilterLayers( aStart, aEnd, true );
    }
 
    ITEM_SET& ExcludeKinds( int aKindMask )
    {
        return FilterKinds( aKindMask, true );
    }
 
    ITEM_SET& ExcludeNet( NET_HANDLE aNet )
    {
        return FilterNet( aNet, true );
    }
 
    ITEM_SET& ExcludeItem( const ITEM* aItem );
 
    int Size() const
    {
        return static_cast<int>( m_items.size() );
    }
 
    void Add( const LINE& aLine );
    void Prepend( const LINE& aLine );
 
    ITEM* operator[]( size_t aIndex ) const
    {
        return m_items[aIndex];
    }
 
    std::vector<ITEM*>::iterator begin()              { return m_items.begin(); }
    std::vector<ITEM*>::iterator end()                { return m_items.end(); }
    std::vector<ITEM*>::const_iterator cbegin() const { return m_items.cbegin(); }
    std::vector<ITEM*>::const_iterator cend() const   { return m_items.cend(); }
 
    void Add( ITEM* aItem, bool aBecomeOwner = false )
    {
        m_items.emplace_back( aItem );
 
        if( aBecomeOwner )
            aItem->SetOwner( this );
    }
 
    void Prepend( ITEM* aItem, bool aBecomeOwner = false )
    {
         m_items.emplace( m_items.begin(), aItem );
 
         if( aBecomeOwner )
            aItem->SetOwner( this );
    }
 
    void Clear()
    {
        m_items.clear();
    }
 
    bool Contains( ITEM* aItem ) const
    {
        return alg::contains( m_items, aItem );
    }
 
    void Erase( ITEM* aItem )
    {
        std::vector<ITEM*>::iterator f = std::find( m_items.begin(), m_items.end(), aItem );
 
        if( f != m_items.end() )
            m_items.erase( f );
    }
 
    template<class T>
    T* FindByKind( ITEM::PnsKind kind, int index = 0 )
    {
        int n = 0;
 
        for( const ITEM* item : m_items )
        {
            if( item->OfKind( kind ) )
            {
                if( index == n )
                    return static_cast<T*>( item );
                else
                    n++;
            }
        }
 
        return nullptr;
    }
 
    ITEM* FindVertex( const VECTOR2I& aV ) const;
 
private:
    std::vector<ITEM*> m_items;
};
 
}
 
#endif