/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2015 Jean-Pierre Charras, jp.charras at wanadoo.fr
 * Copyright (C) 2013 Wayne Stambaugh <stambaughw@verizon.net>
 * Copyright (C) 1992-2015 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * 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, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */

/**
 * @file class_edge_mod.h
 * @brief EDGE_MODULE class definition.
 */

#ifndef CLASS_EDGE_MOD_H_
#define CLASS_EDGE_MOD_H_


#include <wx/gdicmn.h>

#include <class_drawsegment.h>


class LINE_READER;
class MSG_PANEL_ITEM;


class EDGE_MODULE : public DRAWSEGMENT
{
public:
    EDGE_MODULE( MODULE* parent, STROKE_T aShape = S_SEGMENT );

    // Do not create a copy constructor & operator=.
    // The ones generated by the compiler are adequate.

    ~EDGE_MODULE();

    static inline bool ClassOf( const EDA_ITEM* aItem )
    {
        return aItem && PCB_MODULE_EDGE_T == aItem->Type();
    }

    /**
     * Move an edge of the footprint.
     * This is a footprint shape modification.
     * (should be only called by a footprint editing function)
     */
    void Move( const wxPoint& aMoveVector );

    /**
     * Mirror an edge of the footprint.
     * Do not change the layer
     * This is a footprint shape modification.
     * (should be only called by a footprint editing function)
     */
    void Mirror( const wxPoint aCentre, bool aMirrorAroundXAxis );

    /**
     * Rotate an edge of the footprint.
     * This is a footprint shape modification.
     * (should be only called by a footprint editing function )
     */
    void Rotate( const wxPoint& aRotCentre, double aAngle );

    /**
     * Flip entity relative to aCentre.
     * The item is mirrored, and layer changed to the paired corresponding layer
     * if it is on a paired layer
     * This function should be called only from MODULE::Flip because there is
     * not usual to flip an item alone, without flipping the parent footprint.
     * (consider Mirror for a mirror transform).
     */
    void Flip( const wxPoint& aCentre );

    void SetStart0( const wxPoint& aPoint )     { m_Start0 = aPoint; }
    const wxPoint& GetStart0() const            { return m_Start0; }

    void SetEnd0( const wxPoint& aPoint )       { m_End0 = aPoint; }
    const wxPoint& GetEnd0() const              { return m_End0; }

    /**
     * Set relative coordinates from draw coordinates.
     * Call in only when the geometry ov the footprint is modified
     * and therefore the relative coordinates have to be updated from
     * the draw coordinates
     */
    void SetLocalCoord();

    /**
     * Set draw coordinates (absolute values ) from relative coordinates.
     * Must be called when a relative coordinate has changed, in order
     * to see the changes on screen
     */
    void SetDrawCoord();

    /* drawing functions */
    void Draw( EDA_DRAW_PANEL* panel, wxDC* DC,
               GR_DRAWMODE aDrawMode, const wxPoint& offset = ZeroOffset );

    void GetMsgPanelInfo( std::vector< MSG_PANEL_ITEM >& aList );

    wxString GetClass() const
    {
        return wxT( "MGRAPHIC" );
    }

    wxString GetSelectMenuText() const;

    BITMAP_DEF GetMenuImage() const { return  show_mod_edge_xpm; }

    EDA_ITEM* Clone() const;


#if defined(DEBUG)
    void Show( int nestLevel, std::ostream& os ) const { ShowDummy( os ); } // override
#endif

    wxPoint m_Start0;       // Start point or center, relative to module origin, orient 0.
    wxPoint m_End0;         // End point, relative to module origin, orient 0.
};

#endif    // CLASS_EDGE_MOD_H_