1 /**
2 * \file guide-snapper.cpp
3 * \brief Snapping things to guides.
4 *
5 * Authors:
6 * Lauris Kaplinski <lauris@kaplinski.com>
7 * Frank Felfe <innerspace@iname.com>
8 * Carl Hetherington <inkscape@carlh.net>
9 *
10 * Copyright (C) 1999-2002 Authors
11 *
12 * Released under GNU GPL, read the file 'COPYING' for more information
13 */
15 #include "libnr/nr-values.h"
16 #include "libnr/nr-point-fns.h"
17 #include "sp-namedview.h"
18 #include "sp-guide.h"
20 Inkscape::GuideSnapper::GuideSnapper(SPNamedView const *nv, NR::Coord const d) : LineSnapper(nv, d)
21 {
23 }
25 Inkscape::GuideSnapper::LineList Inkscape::GuideSnapper::_getSnapLines(NR::Point const &p) const
26 {
27 LineList s;
29 for (GSList const *l = _named_view->guides; l != NULL; l = l->next) {
30 SPGuide const *g = SP_GUIDE(l->data);
32 /* We assume here that guides are horizontal or vertical */
33 if (g->normal == component_vectors[NR::X]) {
34 s.push_back(std::make_pair(NR::X, g->position));
35 } else {
36 s.push_back(std::make_pair(NR::Y, g->position));
37 }
38 }
40 return s;
41 }
43 /*
44 Local Variables:
45 mode:c++
46 c-file-style:"stroustrup"
47 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
48 indent-tabs-mode:nil
49 fill-column:99
50 End:
51 */
52 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :