gint
sp_guide_compare (gconstpointer a, gconstpointer b)
{
SPGuide * ga, * gb;
ga = SP_GUIDE (a);
gb = SP_GUIDE (b);
if (ga->position < gb->position) return -1;
if (ga->position > gb->position) return 1;
return 0;
}
void satisfied_guide_cns(SPDesktop const &desktop,
std::vector<Inkscape::SnapCandidatePoint> const &snappoints,
std::vector<SPGuideConstraint> &cns)
{
SPNamedView const &nv = *sp_desktop_namedview(&desktop);
for (GSList const *l = nv.guides; l != NULL; l = l->next) {
SPGuide &g = *SP_GUIDE(l->data);
for (unsigned int i = 0; i < snappoints.size(); ++i) {
if (approx_equal( g.getDistanceFrom(snappoints[i].getPoint()), 0) ) {
cns.push_back(SPGuideConstraint(&g, i));
}
}
}
}
static void
sp_guide_get_property (GObject * object, guint prop_id, GValue *value, GParamSpec *pspec)
{
SPGuide * guide;
guide = SP_GUIDE (object);
switch (prop_id) {
case PROP_COLOR:
g_value_set_uint(value, guide->color);
break;
case PROP_HICOLOR:
g_value_set_uint(value, guide->hicolor);
break;
}
}
Inkscape::GuideSnapper::LineList Inkscape::GuideSnapper::_getSnapLines(Geom::Point const &/*p*/) const
{
LineList s;
if ( NULL == _snapmanager->getNamedView() || ThisSnapperMightSnap() == false) {
return s;
}
SPGuide const *guide_to_ignore = _snapmanager->getGuideToIgnore();
for (GSList const *l = _snapmanager->getNamedView()->guides; l != NULL; l = l->next) {
SPGuide const *g = SP_GUIDE(l->data);
if (g != guide_to_ignore) {
s.push_back(std::make_pair(g->normal_to_line, g->point_on_line));
}
}
return s;
}
static void
sp_guide_set_property (GObject * object, guint prop_id, const GValue *value, GParamSpec *pspec)
{
SPGuide * guide;
GSList * l;
guide = SP_GUIDE (object);
switch (prop_id) {
case PROP_COLOR:
guide->color = g_value_get_uint (value);
for (l = guide->views; l != NULL; l = l->next) {
sp_guideline_set_color (SP_GUIDELINE (l->data), guide->color);
}
break;
case PROP_HICOLOR:
guide->hicolor = g_value_get_uint (value);
break;
}
}
static void
sp_guide_set (SPObject *object, unsigned int key, const gchar *value)
{
SPGuide *guide;
guide = SP_GUIDE (object);
switch (key) {
case SP_ATTR_ORIENTATION:
if (value && !strcmp (value, "horizontal")) {
guide->orientation = SP_GUIDE_HORIZONTAL;
} else {
guide->orientation = SP_GUIDE_VERTICAL;
}
break;
case SP_ATTR_POSITION:
sp_svg_number_read_d (value, &guide->position);
break;
default:
if (((SPObjectClass *) (parent_class))->set)
((SPObjectClass *) (parent_class))->set (object, key, value);
break;
}
}
