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drawingcursor.hpp
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1/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2/*
3 * Main authors:
4 * Guido Tack <tack@gecode.org>
5 *
6 * Copyright:
7 * Guido Tack, 2006
8 *
9 * This file is part of Gecode, the generic constraint
10 * development environment:
11 * http://www.gecode.org
12 *
13 * Permission is hereby granted, free of charge, to any person obtaining
14 * a copy of this software and associated documentation files (the
15 * "Software"), to deal in the Software without restriction, including
16 * without limitation the rights to use, copy, modify, merge, publish,
17 * distribute, sublicense, and/or sell copies of the Software, and to
18 * permit persons to whom the Software is furnished to do so, subject to
19 * the following conditions:
20 *
21 * The above copyright notice and this permission notice shall be
22 * included in all copies or substantial portions of the Software.
23 *
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25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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32 */
33
34namespace Gecode { namespace Gist {
35
36 inline void
38 x -= node()->getOffset();
39 y -= Layout::dist_y;
41 }
42
43 forceinline bool
44 DrawingCursor::isClipped(void) {
45 if (clippingRect.width() == 0 && clippingRect.x() == 0
46 && clippingRect.height() == 0 && clippingRect.y() == 0)
47 return false;
48 BoundingBox b = node()->getBoundingBox();
49 return (x + b.left > clippingRect.x() + clippingRect.width() ||
50 x + b.right < clippingRect.x() ||
51 y > clippingRect.y() + clippingRect.height() ||
52 y + (node()->getShape()->depth()+1) * Layout::dist_y <
53 clippingRect.y());
54 }
55
56 inline bool
59 !node()->isHidden() &&
60 node()->childrenLayoutIsDone() &&
61 !isClipped();
62 }
63
64 inline void
70
71 inline void
73 x -= node()->getOffset();
75 x += node()->getOffset();
76 }
77
78
79}}
80// STATISTICS: gist-any
void moveDownwards(void)
Move cursor to child.
bool mayMoveDownwards(void)
Test if cursor may move to child.
void moveUpwards(void)
Move cursor to parent.
void moveSidewards(void)
Move cursor to sibling.
static const int dist_y
Definition visualnode.hh:46
void moveDownwards(void)
Move cursor to the first child node.
void moveSidewards(void)
Move cursor to the first sibling.
void moveUpwards(void)
Move cursor to the parent node.
bool mayMoveDownwards(void)
Test if cursor may move to the first child node.
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Post propagator for SetVar SetOpType SetVar y
Definition set.hh:773
Post propagator for SetVar x
Definition set.hh:773
#define forceinline
Definition config.hpp:194