summaryrefslogtreecommitdiffstats
path: root/src/object-snapper.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/object-snapper.cpp')
-rw-r--r--src/object-snapper.cpp213
1 files changed, 113 insertions, 100 deletions
diff --git a/src/object-snapper.cpp b/src/object-snapper.cpp
index bced0ac44..d84ee9c4f 100644
--- a/src/object-snapper.cpp
+++ b/src/object-snapper.cpp
@@ -6,16 +6,18 @@
* Carl Hetherington <inkscape@carlh.net>
* Diederik van Lierop <mail@diedenrezi.nl>
*
- * Copyright (C) 2005 - 2008 Authors
+ * Copyright (C) 2005 - 2010 Authors
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#include "svg/svg.h"
#include <2geom/path-intersection.h>
+#include <2geom/pathvector.h>
#include <2geom/point.h>
#include <2geom/rect.h>
#include <2geom/line.h>
+#include <2geom/circle.h>
#include "document.h"
#include "sp-namedview.h"
#include "sp-image.h"
@@ -73,24 +75,24 @@ bool Inkscape::ObjectSnapper::getSnapperAlwaysSnap() const
* \param parent Pointer to the document's root, or to a clipped path or mask object
* \param it List of items to ignore
* \param bbox_to_snap Bounding box hulling the whole bunch of points, all from the same selection and having the same transformation
- * \param DimensionToSnap Snap in X, Y, or both directions.
*/
void Inkscape::ObjectSnapper::_findCandidates(SPObject* parent,
std::vector<SPItem const *> const *it,
bool const &first_point,
Geom::Rect const &bbox_to_snap,
- DimensionToSnap const snap_dim,
bool const clip_or_mask,
Geom::Matrix const additional_affine) const // transformation of the item being clipped / masked
{
- bool const c1 = (snap_dim == TRANSL_SNAP_XY) && ThisSnapperMightSnap();
- bool const c2 = (snap_dim != TRANSL_SNAP_XY) && GuidesMightSnap();
-
- if (!(c1 || c2)) {
+ if (!ThisSnapperMightSnap()) {
return;
}
+ if (_snapmanager->getDesktop() == NULL) {
+ g_warning("desktop == NULL, so we cannot snap; please inform the developpers of this bug");
+ // Apparently the etup() method from the SnapManager class hasn't been called before trying to snap.
+ }
+
if (first_point) {
_candidates->clear();
}
@@ -99,7 +101,6 @@ void Inkscape::ObjectSnapper::_findCandidates(SPObject* parent,
bbox_to_snap_incl.expandBy(getSnapperTolerance()); // see?
for (SPObject* o = sp_object_first_child(parent); o != NULL; o = SP_OBJECT_NEXT(o)) {
- g_assert(_snapmanager->getDesktop() != NULL);
if (SP_IS_ITEM(o) && !(_snapmanager->getDesktop()->itemIsHidden(SP_ITEM(o)) && !clip_or_mask)) {
// Snapping to items in a locked layer is allowed
// Don't snap to hidden objects, unless they're a clipped path or a mask
@@ -122,17 +123,17 @@ void Inkscape::ObjectSnapper::_findCandidates(SPObject* parent,
// we should also consider that path or mask for snapping to
obj = SP_OBJECT(item->clip_ref->getObject());
if (obj) {
- _findCandidates(obj, it, false, bbox_to_snap, snap_dim, true, sp_item_i2doc_affine(item));
+ _findCandidates(obj, it, false, bbox_to_snap, true, sp_item_i2doc_affine(item));
}
obj = SP_OBJECT(item->mask_ref->getObject());
if (obj) {
- _findCandidates(obj, it, false, bbox_to_snap, snap_dim, true, sp_item_i2doc_affine(item));
+ _findCandidates(obj, it, false, bbox_to_snap, true, sp_item_i2doc_affine(item));
}
}
}
if (SP_IS_GROUP(o)) {
- _findCandidates(o, it, false, bbox_to_snap, snap_dim, clip_or_mask, additional_affine);
+ _findCandidates(o, it, false, bbox_to_snap, clip_or_mask, additional_affine);
} else {
Geom::OptRect bbox_of_item = Geom::Rect();
if (clip_or_mask) {
@@ -147,7 +148,8 @@ void Inkscape::ObjectSnapper::_findCandidates(SPObject* parent,
}
if (bbox_of_item) {
// See if the item is within range
- if (bbox_to_snap_incl.intersects(*bbox_of_item)) {
+ if (bbox_to_snap_incl.intersects(*bbox_of_item)
+ || (_snapmanager->snapprefs.getIncludeItemCenter() && bbox_to_snap_incl.contains(item->getCenter()))) { // rotation center might be outside of the bounding box
// This item is within snapping range, so record it as a candidate
_candidates->push_back(SnapCandidateItem(item, clip_or_mask, additional_affine));
// For debugging: print the id of the candidate to the console
@@ -227,11 +229,17 @@ void Inkscape::ObjectSnapper::_collectNodes(Inkscape::SnapSourceType const &t,
_snapmanager->snapprefs.setSnapIntersectionCS(false);
}
+ bool old_pref2 = _snapmanager->snapprefs.getIncludeItemCenter();
+ if ((*i).item == _snapmanager->getRotationCenterSource()) {
+ // don't snap to this item's rotation center
+ _snapmanager->snapprefs.setIncludeItemCenter(false);
+ }
+
sp_item_snappoints(root_item, *_points_to_snap_to, &_snapmanager->snapprefs);
- if (_snapmanager->snapprefs.getSnapToItemPath()) {
- _snapmanager->snapprefs.setSnapIntersectionCS(old_pref);
- }
+ // restore the original snap preferences
+ _snapmanager->snapprefs.setSnapIntersectionCS(old_pref);
+ _snapmanager->snapprefs.setIncludeItemCenter(old_pref2);
}
//Collect the bounding box's corners so we can snap to them
@@ -275,18 +283,16 @@ void Inkscape::ObjectSnapper::_snapNodes(SnappedConstraints &sc,
}
}
-void Inkscape::ObjectSnapper::_snapTranslatingGuideToNodes(SnappedConstraints &sc,
+void Inkscape::ObjectSnapper::_snapTranslatingGuide(SnappedConstraints &sc,
Geom::Point const &p,
Geom::Point const &guide_normal) const
{
// Iterate through all nodes, find out which one is the closest to this guide, and snap to it!
_collectNodes(SNAPSOURCE_GUIDE, true);
- // Although we won't snap to paths here (which would give us under constrained snaps) we can still snap to intersections of paths.
if (_snapmanager->snapprefs.getSnapToItemPath() || _snapmanager->snapprefs.getSnapToBBoxPath() || _snapmanager->snapprefs.getSnapToPageBorder()) {
_collectPaths(Inkscape::SnapCandidatePoint(p, SNAPSOURCE_GUIDE), true);
_snapPaths(sc, Inkscape::SnapCandidatePoint(p, SNAPSOURCE_GUIDE), NULL, NULL);
- // The paths themselves should be discarded in findBestSnap(), as we should only snap to their intersections
}
SnappedPoint s;
@@ -294,6 +300,7 @@ void Inkscape::ObjectSnapper::_snapTranslatingGuideToNodes(SnappedConstraints &s
Geom::Coord tol = getSnapperTolerance();
for (std::vector<SnapCandidatePoint>::const_iterator k = _points_to_snap_to->begin(); k != _points_to_snap_to->end(); k++) {
+
// Project each node (*k) on the guide line (running through point p)
Geom::Point p_proj = Geom::projection((*k).getPoint(), Geom::Line(p, p + Geom::rot90(guide_normal)));
Geom::Coord dist = Geom::L2((*k).getPoint() - p_proj); // distance from node to the guide
@@ -333,7 +340,7 @@ void Inkscape::ObjectSnapper::_collectPaths(Inkscape::SnapCandidatePoint const &
}
// Consider the page border for snapping
- if (_snapmanager->snapprefs.getSnapToPageBorder()) {
+ if (_snapmanager->snapprefs.getSnapToPageBorder() && _snapmanager->snapprefs.getSnapModeBBoxOrNodes()) {
Geom::PathVector *border_path = _getBorderPathv();
if (border_path != NULL) {
_paths_to_snap_to->push_back(Inkscape::SnapCandidatePath(border_path, SNAPTARGET_PAGE_BORDER, Geom::OptRect()));
@@ -358,7 +365,7 @@ void Inkscape::ObjectSnapper::_collectPaths(Inkscape::SnapCandidatePoint const &
//Build a list of all paths considered for snapping to
//Add the item's path to snap to
- if (_snapmanager->snapprefs.getSnapToItemPath()) {
+ if (_snapmanager->snapprefs.getSnapToItemPath() && _snapmanager->snapprefs.getSnapModeNode()) {
if (p_is_other || !(_snapmanager->snapprefs.getStrictSnapping() && !p_is_a_node)) {
// Snapping to the path of characters is very cool, but for a large
// chunk of text this will take ages! So limit snapping to text paths
@@ -382,9 +389,14 @@ void Inkscape::ObjectSnapper::_collectPaths(Inkscape::SnapCandidatePoint const &
if (!very_lenghty_prose && !very_complex_path) {
SPCurve *curve = curve_for_item(root_item);
if (curve) {
- // We will get our own copy of the path, which must be freed at some point
- Geom::PathVector *borderpathv = pathvector_for_curve(root_item, curve, true, true, Geom::identity(), (*i).additional_affine);
- _paths_to_snap_to->push_back(Inkscape::SnapCandidatePath(borderpathv, SNAPTARGET_PATH, Geom::OptRect())); // Perhaps for speed, get a reference to the Geom::pathvector, and store the transformation besides it.
+ // We will get our own copy of the pathvector, which must be freed at some point
+
+ // Geom::PathVector *pv = pathvector_for_curve(root_item, curve, true, true, Geom::identity(), (*i).additional_affine);
+
+ Geom::PathVector *pv = new Geom::PathVector(curve->get_pathvector());
+ (*pv) *= sp_item_i2d_affine(root_item) * (*i).additional_affine * _snapmanager->getDesktop()->doc2dt(); // (_edit_transform * _i2d_transform);
+
+ _paths_to_snap_to->push_back(Inkscape::SnapCandidatePath(pv, SNAPTARGET_PATH, Geom::OptRect())); // Perhaps for speed, get a reference to the Geom::pathvector, and store the transformation besides it.
curve->unref();
}
}
@@ -392,7 +404,7 @@ void Inkscape::ObjectSnapper::_collectPaths(Inkscape::SnapCandidatePoint const &
}
//Add the item's bounding box to snap to
- if (_snapmanager->snapprefs.getSnapToBBoxPath()) {
+ if (_snapmanager->snapprefs.getSnapToBBoxPath() && _snapmanager->snapprefs.getSnapModeBBox()) {
if (p_is_other || !(_snapmanager->snapprefs.getStrictSnapping() && p_is_a_node)) {
// Discard the bbox of a clipped path / mask, because we don't want to snap to both the bbox
// of the item AND the bbox of the clipping path at the same time
@@ -517,7 +529,7 @@ bool Inkscape::ObjectSnapper::isUnselectedNode(Geom::Point const &point, std::ve
void Inkscape::ObjectSnapper::_snapPathsConstrained(SnappedConstraints &sc,
Inkscape::SnapCandidatePoint const &p,
- ConstraintLine const &c) const
+ SnapConstraint const &c) const
{
_collectPaths(p, p.getSourceNum() == 0);
@@ -532,36 +544,48 @@ void Inkscape::ObjectSnapper::_snapPathsConstrained(SnappedConstraints &sc,
direction_vector = Geom::unit_vector(direction_vector);
}
- // The intersection point of the constraint line with any path,
- // must lie within two points on the constraintline: p_min_on_cl and p_max_on_cl
- // The distance between those points is twice the snapping tolerance
+ // The intersection point of the constraint line with any path, must lie within two points on the
+ // SnapConstraint: p_min_on_cl and p_max_on_cl. The distance between those points is twice the snapping tolerance
Geom::Point const p_proj_on_cl = p.getPoint(); // projection has already been taken care of in constrainedSnap in the snapmanager;
Geom::Point const p_min_on_cl = _snapmanager->getDesktop()->dt2doc(p_proj_on_cl - getSnapperTolerance() * direction_vector);
Geom::Point const p_max_on_cl = _snapmanager->getDesktop()->dt2doc(p_proj_on_cl + getSnapperTolerance() * direction_vector);
+ Geom::Coord tolerance = getSnapperTolerance();
+
+ // PS: Because the paths we're about to snap to are all expressed relative to document coordinate system, we will have
+ // to convert the snapper coordinates from the desktop coordinates to document coordinates
- Geom::Path cl;
- std::vector<Geom::Path> clv;
- cl.start(p_min_on_cl);
- cl.appendNew<Geom::LineSegment>(p_max_on_cl);
- clv.push_back(cl);
+ std::vector<Geom::Path> constraint_path;
+ if (c.isCircular()) {
+ Geom::Circle constraint_circle(_snapmanager->getDesktop()->dt2doc(c.getPoint()), c.getRadius());
+ constraint_circle.getPath(constraint_path);
+ } else {
+ Geom::Path constraint_line;
+ constraint_line.start(p_min_on_cl);
+ constraint_line.appendNew<Geom::LineSegment>(p_max_on_cl);
+ constraint_path.push_back(constraint_line);
+ }
for (std::vector<Inkscape::SnapCandidatePath >::const_iterator k = _paths_to_snap_to->begin(); k != _paths_to_snap_to->end(); k++) {
if (k->path_vector) {
- Geom::CrossingSet cs = Geom::crossings(clv, *(k->path_vector));
- if (cs.size() > 0) {
- // We need only the first element of cs, because cl is only a single straight linesegment
- // This first element contains a vector filled with crossings of cl with k->first
- for (std::vector<Geom::Crossing>::const_iterator m = cs[0].begin(); m != cs[0].end(); m++) {
- if ((*m).ta >= 0 && (*m).ta <= 1 ) {
- // Reconstruct the point of intersection
- Geom::Point p_inters = p_min_on_cl + ((*m).ta) * (p_max_on_cl - p_min_on_cl);
- // When it's within snapping range, then return it
- // (within snapping range == between p_min_on_cl and p_max_on_cl == 0 < ta < 1)
- Geom::Coord dist = Geom::L2(_snapmanager->getDesktop()->dt2doc(p_proj_on_cl) - p_inters);
- SnappedPoint s(_snapmanager->getDesktop()->doc2dt(p_inters), p.getSourceType(), p.getSourceNum(), k->target_type, dist, getSnapperTolerance(), getSnapperAlwaysSnap(), true, k->target_bbox);
+ Geom::CrossingSet cs = Geom::crossings(constraint_path, *(k->path_vector));
+ unsigned int index = 0;
+ for (Geom::CrossingSet::const_iterator i = cs.begin(); i != cs.end(); i++) {
+ if (index >= constraint_path.size()) {
+ break;
+ }
+ for (Geom::Crossings::const_iterator m = (*i).begin(); m != (*i).end(); m++) {
+ //std::cout << "ta = " << (*m).ta << " | tb = " << (*m).tb << std::endl;
+ // Reconstruct the point of intersection
+ Geom::Point p_inters = constraint_path[index].pointAt((*m).ta);
+ // .. and convert it to desktop coordinates
+ p_inters = _snapmanager->getDesktop()->doc2dt(p_inters);
+ Geom::Coord dist = Geom::L2(p_proj_on_cl - p_inters);
+ SnappedPoint s = SnappedPoint(p_inters, p.getSourceType(), p.getSourceNum(), k->target_type, dist, getSnapperTolerance(), getSnapperAlwaysSnap(), true, k->target_bbox);;
+ if (dist <= tolerance) { // If the intersection is within snapping range, then we might snap to it
sc.points.push_back(s);
}
}
+ index++;
}
}
}
@@ -581,18 +605,31 @@ void Inkscape::ObjectSnapper::freeSnap(SnappedConstraints &sc,
/* Get a list of all the SPItems that we will try to snap to */
if (p.getSourceNum() == 0) {
Geom::Rect const local_bbox_to_snap = bbox_to_snap ? *bbox_to_snap : Geom::Rect(p.getPoint(), p.getPoint());
- _findCandidates(sp_document_root(_snapmanager->getDocument()), it, p.getSourceNum() == 0, local_bbox_to_snap, TRANSL_SNAP_XY, false, Geom::identity());
+ _findCandidates(sp_document_root(_snapmanager->getDocument()), it, p.getSourceNum() == 0, local_bbox_to_snap, false, Geom::identity());
}
- if (_snapmanager->snapprefs.getSnapToItemNode() || _snapmanager->snapprefs.getSnapSmoothNodes()
- || _snapmanager->snapprefs.getSnapToBBoxNode() || _snapmanager->snapprefs.getSnapToPageBorder()
- || _snapmanager->snapprefs.getSnapLineMidpoints() || _snapmanager->snapprefs.getSnapObjectMidpoints()
- || _snapmanager->snapprefs.getSnapBBoxEdgeMidpoints() || _snapmanager->snapprefs.getSnapBBoxMidpoints()
- || _snapmanager->snapprefs.getIncludeItemCenter()) {
+
+ bool snap_nodes = (_snapmanager->snapprefs.getSnapModeNode() && (
+ _snapmanager->snapprefs.getSnapToItemNode() ||
+ _snapmanager->snapprefs.getSnapSmoothNodes() ||
+ _snapmanager->snapprefs.getSnapLineMidpoints() ||
+ _snapmanager->snapprefs.getSnapObjectMidpoints()
+ )) || (_snapmanager->snapprefs.getSnapModeBBox() && (
+ _snapmanager->snapprefs.getSnapToBBoxNode() ||
+ _snapmanager->snapprefs.getSnapBBoxEdgeMidpoints() ||
+ _snapmanager->snapprefs.getSnapBBoxMidpoints()
+ )) || (_snapmanager->snapprefs.getSnapModeBBoxOrNodes() && (
+ _snapmanager->snapprefs.getIncludeItemCenter() ||
+ _snapmanager->snapprefs.getSnapToPageBorder()
+ ));
+
+ if (snap_nodes) {
_snapNodes(sc, p, unselected_nodes);
}
- if (_snapmanager->snapprefs.getSnapToItemPath() || _snapmanager->snapprefs.getSnapToBBoxPath() || _snapmanager->snapprefs.getSnapToPageBorder()) {
+ if ((_snapmanager->snapprefs.getSnapModeNode() && _snapmanager->snapprefs.getSnapToItemPath()) ||
+ (_snapmanager->snapprefs.getSnapModeBBox() && _snapmanager->snapprefs.getSnapToBBoxPath()) ||
+ (_snapmanager->snapprefs.getSnapModeBBoxOrNodes() && _snapmanager->snapprefs.getSnapToPageBorder())) {
unsigned n = (unselected_nodes == NULL) ? 0 : unselected_nodes->size();
if (n > 0) {
/* While editing a path in the node tool, findCandidates must ignore that path because
@@ -617,7 +654,7 @@ void Inkscape::ObjectSnapper::freeSnap(SnappedConstraints &sc,
void Inkscape::ObjectSnapper::constrainedSnap( SnappedConstraints &sc,
Inkscape::SnapCandidatePoint const &p,
Geom::OptRect const &bbox_to_snap,
- ConstraintLine const &c,
+ SnapConstraint const &c,
std::vector<SPItem const *> const *it) const
{
if (_snap_enabled == false || _snapmanager->snapprefs.getSnapFrom(p.getSourceType()) == false) {
@@ -627,7 +664,7 @@ void Inkscape::ObjectSnapper::constrainedSnap( SnappedConstraints &sc,
/* Get a list of all the SPItems that we will try to snap to */
if (p.getSourceNum() == 0) {
Geom::Rect const local_bbox_to_snap = bbox_to_snap ? *bbox_to_snap : Geom::Rect(p.getPoint(), p.getPoint());
- _findCandidates(sp_document_root(_snapmanager->getDocument()), it, p.getSourceNum() == 0, local_bbox_to_snap, TRANSL_SNAP_XY, false, Geom::identity());
+ _findCandidates(sp_document_root(_snapmanager->getDocument()), it, p.getSourceNum() == 0, local_bbox_to_snap, false, Geom::identity());
}
// A constrained snap, is a snap in only one degree of freedom (specified by the constraint line).
@@ -654,17 +691,8 @@ void Inkscape::ObjectSnapper::guideFreeSnap(SnappedConstraints &sc,
std::vector<SPItem*> cand;
std::vector<SPItem const *> const it; //just an empty list
- DimensionToSnap snap_dim;
- if (guide_normal == to_2geom(component_vectors[Geom::Y])) {
- snap_dim = GUIDE_TRANSL_SNAP_Y;
- } else if (guide_normal == to_2geom(component_vectors[Geom::X])) {
- snap_dim = GUIDE_TRANSL_SNAP_X;
- } else {
- snap_dim = ANGLED_GUIDE_TRANSL_SNAP;
- }
-
- _findCandidates(sp_document_root(_snapmanager->getDocument()), &it, true, Geom::Rect(p, p), snap_dim, false, Geom::identity());
- _snapTranslatingGuideToNodes(sc, p, guide_normal);
+ _findCandidates(sp_document_root(_snapmanager->getDocument()), &it, true, Geom::Rect(p, p), false, Geom::identity());
+ _snapTranslatingGuide(sc, p, guide_normal);
}
@@ -672,23 +700,14 @@ void Inkscape::ObjectSnapper::guideFreeSnap(SnappedConstraints &sc,
void Inkscape::ObjectSnapper::guideConstrainedSnap(SnappedConstraints &sc,
Geom::Point const &p,
Geom::Point const &guide_normal,
- ConstraintLine const &/*c*/) const
+ SnapConstraint const &/*c*/) const
{
/* Get a list of all the SPItems that we will try to snap to */
std::vector<SPItem*> cand;
std::vector<SPItem const *> const it; //just an empty list
- DimensionToSnap snap_dim;
- if (guide_normal == to_2geom(component_vectors[Geom::Y])) {
- snap_dim = GUIDE_TRANSL_SNAP_Y;
- } else if (guide_normal == to_2geom(component_vectors[Geom::X])) {
- snap_dim = GUIDE_TRANSL_SNAP_X;
- } else {
- snap_dim = ANGLED_GUIDE_TRANSL_SNAP;
- }
-
- _findCandidates(sp_document_root(_snapmanager->getDocument()), &it, true, Geom::Rect(p, p), snap_dim, false, Geom::identity());
- _snapTranslatingGuideToNodes(sc, p, guide_normal);
+ _findCandidates(sp_document_root(_snapmanager->getDocument()), &it, true, Geom::Rect(p, p), false, Geom::identity());
+ _snapTranslatingGuide(sc, p, guide_normal);
}
@@ -697,29 +716,23 @@ void Inkscape::ObjectSnapper::guideConstrainedSnap(SnappedConstraints &sc,
*/
bool Inkscape::ObjectSnapper::ThisSnapperMightSnap() const
{
- bool snap_to_something = _snapmanager->snapprefs.getSnapToItemPath()
- || _snapmanager->snapprefs.getSnapToItemNode() || _snapmanager->snapprefs.getSnapSmoothNodes()
- || _snapmanager->snapprefs.getSnapToBBoxPath()
- || _snapmanager->snapprefs.getSnapToBBoxNode()
- || _snapmanager->snapprefs.getSnapToPageBorder()
- || _snapmanager->snapprefs.getSnapLineMidpoints() || _snapmanager->snapprefs.getSnapObjectMidpoints()
- || _snapmanager->snapprefs.getSnapBBoxEdgeMidpoints() || _snapmanager->snapprefs.getSnapBBoxMidpoints()
- || _snapmanager->snapprefs.getIncludeItemCenter();
-
- return (_snap_enabled && _snapmanager->snapprefs.getSnapModeBBoxOrNodes() && snap_to_something);
-}
-
-bool Inkscape::ObjectSnapper::GuidesMightSnap() const // almost the same as ThisSnapperMightSnap above, but only looking at points (and not paths)
-{
- bool snap_to_something = _snapmanager->snapprefs.getSnapToItemNode() || _snapmanager->snapprefs.getSnapSmoothNodes()
- || _snapmanager->snapprefs.getSnapToPageBorder()
- || (_snapmanager->snapprefs.getSnapModeBBox() && _snapmanager->snapprefs.getSnapToBBoxNode())
- || (_snapmanager->snapprefs.getSnapModeBBox() && (_snapmanager->snapprefs.getSnapBBoxEdgeMidpoints() || _snapmanager->snapprefs.getSnapBBoxMidpoints()))
- || (_snapmanager->snapprefs.getSnapModeNode() && (_snapmanager->snapprefs.getSnapLineMidpoints() || _snapmanager->snapprefs.getSnapObjectMidpoints()))
- || (_snapmanager->snapprefs.getSnapModeNode() && _snapmanager->snapprefs.getIncludeItemCenter())
- || (_snapmanager->snapprefs.getSnapModeNode() && (_snapmanager->snapprefs.getSnapToItemPath() && _snapmanager->snapprefs.getSnapIntersectionCS()));
-
- return (_snap_enabled && _snapmanager->snapprefs.getSnapModeGuide() && snap_to_something);
+ bool snap_to_something = (_snapmanager->snapprefs.getSnapModeNode() && (
+ _snapmanager->snapprefs.getSnapToItemPath() ||
+ _snapmanager->snapprefs.getSnapToItemNode() ||
+ _snapmanager->snapprefs.getSnapSmoothNodes() ||
+ _snapmanager->snapprefs.getSnapLineMidpoints() ||
+ _snapmanager->snapprefs.getSnapObjectMidpoints()
+ )) || (_snapmanager->snapprefs.getSnapModeBBox() && (
+ _snapmanager->snapprefs.getSnapToBBoxPath() ||
+ _snapmanager->snapprefs.getSnapToBBoxNode() ||
+ _snapmanager->snapprefs.getSnapBBoxEdgeMidpoints() ||
+ _snapmanager->snapprefs.getSnapBBoxMidpoints()
+ )) || (_snapmanager->snapprefs.getSnapModeBBoxOrNodes() && (
+ _snapmanager->snapprefs.getSnapToPageBorder() ||
+ _snapmanager->snapprefs.getIncludeItemCenter()
+ ));
+
+ return (_snap_enabled && snap_to_something);
}
void Inkscape::ObjectSnapper::_clear_paths() const
generated by cgit v1.2.3 (git 2.25.1) at 2026-05-19 08:35:39 +0000