79 lines
2.3 KiB
C
79 lines
2.3 KiB
C
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/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2017 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifndef PREVIEW_ITEMS_CENTERLINE_RECT_ITEM_H
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#define PREVIEW_ITEMS_CENTERLINE_RECT_ITEM_H
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#include <preview_items/simple_overlay_item.h>
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#include <geometry/shape_poly_set.h>
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#include <math/vector2d.h>
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namespace KIGFX
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{
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class GAL;
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namespace PREVIEW
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{
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class TWO_POINT_GEOMETRY_MANAGER;
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/**
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* Class CENTRELINE_RECT_ITEM
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*
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* Represents an area drawn by drawing a rectangle of a given aspect
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* along a vector, with the midpoiunt of one side on the start point
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* and the mid point of the opposite side on the end.
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*
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* The centre line does not have to horizontal or vertical, it
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* can be at any angle.
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*/
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class CENTRELINE_RECT_ITEM : public SIMPLE_OVERLAY_ITEM
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{
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public:
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CENTRELINE_RECT_ITEM( const TWO_POINT_GEOMETRY_MANAGER& aGeomMgr,
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double aAspect );
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///> Gets the bounding box of the rectangle
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virtual const BOX2I ViewBBox() const override;
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private:
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///> Get the rectangular outline
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SHAPE_POLY_SET getOutline() const;
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///> Draw rectangle and centre line onto GAL
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void drawPreviewShape( KIGFX::GAL& aGal ) const override;
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const TWO_POINT_GEOMETRY_MANAGER& m_geomMgr;
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///> The aspect ratio of the rectangle to draw
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double m_aspect;
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};
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} // PREVIEW
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} // KIGFX
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#endif // PREVIEW_ITEMS_CENTERLINE_RECT_ITEM_H
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