polygon_item.h

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/*
 * This program source code file is part of KICAD, a free EDA CAD application.
 *
 * Copyright (C) 2017-2022 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
 */
 
#ifndef PREVIEW_POLYGON_ITEM__H_
#define PREVIEW_POLYGON_ITEM__H_
 
#include <preview_items/simple_overlay_item.h>
 
#include <geometry/shape_poly_set.h>
#include <geometry/shape_line_chain.h>
 
namespace KIGFX
{
 
class GAL;
class VIEW;
 
namespace PREVIEW
{
 
class POLYGON_ITEM : public SIMPLE_OVERLAY_ITEM
{
 
public:
 POLYGON_ITEM();
 
 virtual const BOX2I ViewBBox() const override;
 
 void SetPoints( const SHAPE_LINE_CHAIN& aLockedInPts, const SHAPE_LINE_CHAIN& aLeaderPts,
 const SHAPE_LINE_CHAIN& aLoopPts );
 
private:
 void drawPreviewShape( KIGFX::VIEW* aView ) const override;
 
 SHAPE_LINE_CHAIN m_lockedChain, m_leaderChain, m_loopChain;
 
 SHAPE_POLY_SET m_polyfill;
 
 static const double POLY_LINE_WIDTH;
};
 
} // PREVIEW
} // KIGFX
 
#endif // PREVIEW_POLYGON_ITEM__H_