ratsnest_view_item.h

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/*
 * This program source code file is part of KICAD, a free EDA CAD application.
 *
 * Copyright (C) 2013 CERN
 * Copyright The KiCad Developers, see AUTHORS.txt for contributors.
 *
 * @author Maciej Suminski <[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 2
 * 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 <https://www.gnu.org/licenses/>.
 */

 
#ifndef RATSNEST_VIEW_ITEM_H
#define RATSNEST_VIEW_ITEM_H
 
#include <memory>
#include <eda_item.h>
#include <layer_ids.h>
#include <math/box2.h>
#include <math/vector2d.h>
#include <project/net_settings.h>
 
class GAL;
class CONNECTIVITY_DATA;
 
 
class RATSNEST_VIEW_ITEM : public EDA_ITEM
{
public:
    enum class PART
    {
        ALL,
        BOARD,
        LOCAL
    };

    static constexpr int LOCAL_LAYER = static_cast<int>( LAYER_UI_START ) + 2;
 
    RATSNEST_VIEW_ITEM( std::shared_ptr<CONNECTIVITY_DATA> aData, PART aPart = PART::ALL );
 
    const BOX2I ViewBBox() const override;
 
    void ViewDraw( int aLayer, KIGFX::VIEW* aView ) const override;
 
    std::vector<int> ViewGetLayers() const override;

    static bool LineInViewport( const VECTOR2I& aSource, const VECTOR2I& aTarget,
                                const BOX2D& aViewport, bool aCurved );

    static VECTOR2D CurveControlPoint( const VECTOR2D& aSource, const VECTOR2D& aTarget );

    bool BoardInputsChanged( KIGFX::VIEW* aView );
 
    const std::shared_ptr<CONNECTIVITY_DATA>& GetConnectivity() const { return m_data; }
 
    bool HitTest( const VECTOR2I& aPoint, int aAccuracy = 0 ) const override
    {
        return false;   // Not selectable
    }
 
#if defined(DEBUG)
    void Show( int x, std::ostream& st ) const override { }
#endif
 
    virtual wxString GetClass() const override
    {
        return wxT( "RATSNEST_VIEW_ITEM" );
    }
 
protected:
    std::shared_ptr<CONNECTIVITY_DATA> m_data;      
    PART                               m_part;
    size_t                             m_boardInputs = 0;   
    mutable bool                       m_drawSkipped = false;
};
 
 
#endif /* RATSNEST_VIEW_ITEM_H */