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- // $Id: BoxGraphN.h,v 1.4 1996/01/04 16:25:22 zeller Exp $
- // BoxGraphNode class: RegionGraphNode with box
-
- // Copyright (C) 1995 Technische Universitaet Braunschweig, Germany.
- // Written by Andreas Zeller (zeller@ips.cs.tu-bs.de).
- //
- // This file is part of the DDD Library.
- //
- // The DDD Library is free software; you can redistribute it and/or
- // modify it under the terms of the GNU Library General Public
- // License as published by the Free Software Foundation; either
- // version 2 of the License, or (at your option) any later version.
- //
- // The DDD Library 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 Library General Public License for more details.
- //
- // You should have received a copy of the GNU Library General Public
- // License along with the DDD Library -- see the file COPYING.LIB.
- // If not, write to the Free Software Foundation, Inc.,
- // 675 Mass Ave, Cambridge, MA 02139, 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 at `ddd@ips.cs.tu-bs.de'.
-
- #ifndef _Nora_BoxGraphNode_h
- #define _Nora_BoxGraphNode_h
-
- #ifdef __GNUG__
- #pragma interface
- #endif
-
-
- #include "RegionGN.h"
- #include "Box.h"
- #include "MarkBox.h"
-
- class BoxGraphNode: public RegionGraphNode {
- public:
- DECLARE_TYPE_INFO
-
- private:
- Box *_box; // the box
- MarkBox *_highlight; // box to be highlighted when selected
-
- protected:
- // Draw
- virtual void forceDraw(Widget w,
- const BoxRegion& exposed,
- const GraphGC& gc) const;
-
- // MARK is a MarkBox in SRC. Find equivalent box in DUP.
- MarkBox *find_mark(Box *dup, Box *src, Box *mark);
-
- // Copy Constructor
- BoxGraphNode(const BoxGraphNode& node);
-
- public:
- // Constructor
- BoxGraphNode(Box *b, const BoxPoint& initialPos = BoxPoint(),
- MarkBox *h = 0):
- RegionGraphNode(initialPos, b->size()),
- _box(b->link()),
- _highlight(h)
- {}
-
- GraphNode *dup() const
- {
- return new BoxGraphNode(*this);
- }
-
- // Destructor
- virtual ~BoxGraphNode()
- {
- if (_highlight)
- _highlight->unlink();
- _box->unlink();
- }
-
- // Attributes
- Box *box() const { return _box; }
- MarkBox *highlight() const { return _highlight; }
- virtual string str() const { return box()->str(); }
-
- virtual const BoxRegion& highlightRegion(const GraphGC& gc) const
- {
- if (_highlight)
- return _highlight->__region();
- else
- return RegionGraphNode::highlightRegion(gc);
- }
-
- // Modify
- // Set the highlight box.
- // The highlight box must be a child of the displayed box.
- void setHighlight(MarkBox *b = 0)
- {
- _highlight = b;
- }
-
- // Set the box.
- void setBox(Box *b)
- {
- setHighlight(0);
-
- Box *old = _box;
- _box = b->link();
- old->unlink();
- resize(b->size());
- }
-
-
- // Print
- virtual void _print(ostream& os, const GraphGC& gc) const;
- };
-
- #endif
-