diff options
Diffstat (limited to 'src/snap.cpp')
| -rw-r--r-- | src/snap.cpp | 51 |
1 files changed, 4 insertions, 47 deletions
diff --git a/src/snap.cpp b/src/snap.cpp index 7c68ae877..bf5385910 100644 --- a/src/snap.cpp +++ b/src/snap.cpp @@ -165,11 +165,15 @@ std::pair<NR::Point, bool> SnapManager::_snapTransformed(Inkscape::Snapper::Poin metric = NR::L2(result); break; case SCALE: + { NR::Point const a = (snapped.getPoint() - origin); NR::Point const b = (*i - origin); result = NR::Point(a[NR::X] / b[NR::X], a[NR::Y] / b[NR::Y]); metric = std::abs(NR::L2(result) - NR::L2(transformation)); break; + } + default: + g_assert_not_reached(); } /* Note it if it's the best so far */ @@ -336,53 +340,6 @@ std::pair<double, bool> namedview_vector_snap_list(SPNamedView const *nv, Inksca /** - * Try to snap points in \a p after they have been scaled by \a sx with respect to - * the origin \a norm. The best snap is the one that changes the scale least. - * - * \return Pair containing snapped scale and a flag which is true if a snap was made. - */ -std::pair<double, bool> namedview_dim_snap_list_scale(SPNamedView const *nv, Inkscape::Snapper::PointType t, - const std::vector<NR::Point> &p, NR::Point const &norm, - double const sx, NR::Dim2 dim, - std::list<const SPItem *> const &it) -{ - SnapManager const &m = nv->snap_manager; - if (m.willSnapSomething() == false) { - return std::make_pair(sx, false); - } - - g_assert(dim < 2); - - NR::Coord dist = NR_HUGE; - double scale = sx; - - for (std::vector<NR::Point>::const_iterator i = p.begin(); i != p.end(); i++) { - NR::Point q = *i; - NR::Point check = q; - - /* Scaled version of the point we are looking at */ - check[dim] = (sx * (q - norm) + norm)[dim]; - - if (fabs (q[dim] - norm[dim]) > MIN_DIST_NORM) { - /* Snap this point */ - const NR::Coord d = namedview_dim_snap (nv, t, check, dim, it); - /* Work out the resulting scale factor */ - double snapped_scale = (check[dim] - norm[dim]) / (q[dim] - norm[dim]); - - if (dist == NR_HUGE || fabs(snapped_scale - sx) < fabs(scale - sx)) { - /* This is either the first point, or the snapped scale - ** is the closest yet to the original. - */ - scale = snapped_scale; - dist = d; - } - } - } - - return std::make_pair(scale, dist < NR_HUGE); -} - -/** * Try to snap points after they have been skewed. */ double namedview_dim_snap_list_skew(SPNamedView const *nv, Inkscape::Snapper::PointType t, |
