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LineBox.h
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C/C++ Source or Header
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1998-11-23
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// $Id: LineBox.h,v 1.10 1998/11/23 15:00:22 zeller Exp $
// Line boxes
// Copyright (C) 1995 Technische Universitaet Braunschweig, Germany.
// Written by Andreas Zeller <zeller@ips.cs.tu-bs.de>.
//
// This file is part of DDD.
//
// DDD 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.
//
// DDD 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 DDD -- see the file COPYING.
// If not, write to the Free Software Foundation, Inc.,
// 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// DDD is the data display debugger.
// For details, see the DDD World-Wide-Web page,
// `http://www.cs.tu-bs.de/softech/ddd/',
// or send a mail to the DDD developers <ddd@ips.cs.tu-bs.de>.
#ifndef _DDD_LineBox_h
#define _DDD_LineBox_h
#ifdef __GNUG__
#pragma interface
#endif
#include "PrimitiveB.h"
// LineBox
class LineBox: public PrimitiveBox {
public:
DECLARE_TYPE_INFO
private:
BoxCoordinate _linethickness;
protected:
LineBox(const LineBox& box):
PrimitiveBox(box), _linethickness(box._linethickness)
{}
bool matches (const Box &b, const Box * = 0) const
{
return PrimitiveBox::matches(b) &&
_linethickness == ((LineBox *)&b)->_linethickness; // dirty trick
}
// Draw this box
virtual void _draw(Widget w,
const BoxRegion& region,
const BoxRegion& exposed,
GC gc,
bool context_selected) const;
// Called by _draw() after line thickness is set in GC
virtual void __draw(Widget w,
const BoxRegion& region,
const BoxRegion& exposed,
GC gc,
bool context_selected) const = 0;
public:
LineBox(BoxCoordinate linethickness = 1, char *t = "LineBox"):
PrimitiveBox(BoxSize(0,0), BoxExtend(true, true), t),
_linethickness(linethickness)
{}
BoxCoordinate linethickness() const { return _linethickness; }
};
#endif