diff --git a/src/seltrans.cpp b/src/seltrans.cpp
index 7a08e0a7e6d1b3df29890f5d5e98330483355fef..7dbeb41739a533b332e37c1f8296cc3f5aaadf55 100644 (file)
--- a/src/seltrans.cpp
+++ b/src/seltrans.cpp
@@ -289,13 +289,9 @@ void Inkscape::SelTrans::grab(Geom::Point const &p, gdouble x, gdouble y, bool s
// Next, get all points to consider for snapping
SnapManager const &m = _desktop->namedview->snap_manager;
- Inkscape::SnapPreferences local_snapprefs = m.snapprefs;
- local_snapprefs.setSnapToItemNode(true); // We should get at least the cusp nodes here. This might
- // have been turned off because (for example) the user only want paths as a snap target, not nodes
- // but as a snap source we still need some nodes though!
_snap_points.clear();
- _snap_points = selection->getSnapPoints(&local_snapprefs);
- std::vector<Inkscape::SnapCandidatePoint> snap_points_hull = selection->getSnapPointsConvexHull(&local_snapprefs);
+ _snap_points = selection->getSnapPoints(&m.snapprefs);
+ std::vector<Inkscape::SnapCandidatePoint> snap_points_hull = selection->getSnapPointsConvexHull(&m.snapprefs);
if (_snap_points.size() > 200) {
/* Snapping a huge number of nodes will take way too long, so limit the number of snappable nodes
An average user would rarely ever try to snap such a large number of nodes anyway, because
@@ -887,7 +883,11 @@ gboolean Inkscape::SelTrans::handleRequest(SPKnot *knot, Geom::Point *position,
if (handle.request(this, handle, *position, state)) {
sp_knot_set_position(knot, *position, state);
SP_CTRL(_grip)->moveto(*position);
- SP_CTRL(_norm)->moveto(_origin);
+ if (&handle == &handle_center) {
+ SP_CTRL(_norm)->moveto(*position);
+ } else {
+ SP_CTRL(_norm)->moveto(_origin);
+ }
}
return TRUE;
m.setup(_desktop, false, _items_const);
Inkscape::SnappedPoint bb, sn;
- Geom::Coord bd(NR_HUGE);
- Geom::Coord sd(NR_HUGE);
if ((state & GDK_CONTROL_MASK) || _desktop->isToolboxButtonActive ("lock")) {
// Scale is locked to a 1:1 aspect ratio, so that s[X] must be made to equal s[Y].
// Snap along a suitable constraint vector from the origin.
bb = m.constrainedSnapScale(_bbox_points, _point, default_scale, _origin_for_bboxpoints);
sn = m.constrainedSnapScale(_snap_points, _point, geom_scale, _origin_for_specpoints);
-
- /* Choose the smaller difference in scale. Since s[X] == s[Y] we can
- ** just compare difference in s[X].
- */
- bd = bb.getSnapped() ? fabs(bb.getTransformation()[Geom::X] - default_scale[Geom::X]) : NR_HUGE;
- sd = sn.getSnapped() ? fabs(sn.getTransformation()[Geom::X] - geom_scale[Geom::X]) : NR_HUGE;
} else {
/* Scale aspect ratio is unlocked */
bb = m.freeSnapScale(_bbox_points, _point, default_scale, _origin_for_bboxpoints);
sn = m.freeSnapScale(_snap_points, _point, geom_scale, _origin_for_specpoints);
-
- /* Pick the snap that puts us closest to the original scale */
- bd = bb.getSnapped() ? fabs(Geom::L2(bb.getTransformation()) - Geom::L2(Geom::Point(default_scale[Geom::X], default_scale[Geom::Y]))) : NR_HUGE;
- sd = sn.getSnapped() ? fabs(Geom::L2(sn.getTransformation()) - Geom::L2(Geom::Point(geom_scale[Geom::X], geom_scale[Geom::Y]))) : NR_HUGE;
}
if (!(bb.getSnapped() || sn.getSnapped())) {
// We didn't snap at all! Don't update the handle position, just calculate the new transformation
_calcAbsAffineDefault(default_scale);
_desktop->snapindicator->remove_snaptarget();
- } else if (bd < sd) {
+ } else if (bb.getSnapped() && !bb.isOtherSnapBetter(sn, false)) {
// We snapped the bbox (which is either visual or geometric)
_desktop->snapindicator->set_new_snaptarget(bb);
default_scale = Geom::Scale(bb.getTransformation());
geom_scale = Geom::Scale(sn.getTransformation());
pt = _calcAbsAffineGeom(geom_scale);
}
+ m.unSetup();
}
/* Status text */
@@ -1109,8 +1098,6 @@ gboolean Inkscape::SelTrans::stretchRequest(SPSelTransHandle const &handle, Geom
Inkscape::SnappedPoint bb, sn;
g_assert(bb.getSnapped() == false); // Check initialization to catch any regression
- Geom::Coord bd(NR_HUGE);
- Geom::Coord sd(NR_HUGE);
bool symmetrical = state & GDK_CONTROL_MASK;
@@ -1119,12 +1106,10 @@ gboolean Inkscape::SelTrans::stretchRequest(SPSelTransHandle const &handle, Geom
if (bb.getSnapped()) {
// We snapped the bbox (which is either visual or geometric)
- bd = fabs(bb.getTransformation()[axis] - default_scale[axis]);
default_scale[axis] = bb.getTransformation()[axis];
}
if (sn.getSnapped()) {
- sd = fabs(sn.getTransformation()[axis] - geom_scale[axis]);
geom_scale[axis] = sn.getTransformation()[axis];
}
@@ -1139,7 +1124,7 @@ gboolean Inkscape::SelTrans::stretchRequest(SPSelTransHandle const &handle, Geom
// We didn't snap at all! Don't update the handle position, just calculate the new transformation
_calcAbsAffineDefault(default_scale);
_desktop->snapindicator->remove_snaptarget();
- } else if (bd < sd) {
+ } else if (bb.getSnapped() && !bb.isOtherSnapBetter(sn, false)) {
_desktop->snapindicator->set_new_snaptarget(bb);
// Calculate the new transformation and update the handle position
pt = _calcAbsAffineDefault(default_scale);
@@ -1150,6 +1135,8 @@ gboolean Inkscape::SelTrans::stretchRequest(SPSelTransHandle const &handle, Geom
// will have to calculate pt taking the stroke width into account
pt = _calcAbsAffineGeom(geom_scale);
}
+
+ m.unSetup();
}
// status text
@@ -1229,7 +1216,7 @@ gboolean Inkscape::SelTrans::skewRequest(SPSelTransHandle const &handle, Geom::P
SnapManager &m = _desktop->namedview->snap_manager;
m.setup(_desktop, false, _items_const);
- Inkscape::Snapper::ConstraintLine const constraint(component_vectors[dim_b]);
+ Inkscape::Snapper::SnapConstraint const constraint(component_vectors[dim_b]);
// When skewing, we cannot snap the corners of the bounding box, see the comment in "constrainedSnapSkew" for details
Geom::Point const s(skew[dim_a], scale[dim_a]);
Inkscape::SnappedPoint sn = m.constrainedSnapSkew(_snap_points, _point, constraint, s, _origin, Geom::Dim2(dim_b));
@@ -1242,6 +1229,8 @@ gboolean Inkscape::SelTrans::skewRequest(SPSelTransHandle const &handle, Geom::P
} else {
_desktop->snapindicator->remove_snaptarget();
}
+
+ m.unSetup();
}
// Update the handle position
if (fabs(h2) < 1e-15) return FALSE;
Geom::Point q2 = d2 / h2; // normalized new vector to handle
- double radians;
+ Geom::Rotate r1(q1);
+ Geom::Rotate r2(q2);
+
+ double radians = atan2(Geom::dot(Geom::rot90(d1), d2), Geom::dot(d1, d2));;
if (state & GDK_CONTROL_MASK) {
// Snap to defined angle increments
double cos_t = Geom::dot(q1, q2);
if (snaps) {
radians = ( M_PI / snaps ) * floor( radians * snaps / M_PI + .5 );
}
- q1 = Geom::Point(1, 0);
- q2 = Geom::Point(cos(radians), sin(radians));
+ r1 = Geom::Rotate(0); //q1 = Geom::Point(1, 0);
+ r2 = Geom::Rotate(radians); //q2 = Geom::Point(cos(radians), sin(radians));
} else {
- radians = atan2(Geom::dot(Geom::rot90(d1), d2),
- Geom::dot(d1, d2));
+ SnapManager &m = _desktop->namedview->snap_manager;
+ m.setup(_desktop, false, _items_const);
+ // When rotating, we cannot snap the corners of the bounding box, see the comment in "constrainedSnapRotate" for details
+ Inkscape::SnappedPoint sn = m.constrainedSnapRotate(_snap_points, _point, radians, _origin);
+ m.unSetup();
+
+ if (sn.getSnapped()) {
+ _desktop->snapindicator->set_new_snaptarget(sn);
+ // We snapped something, so change the rotation to reflect it
+ radians = sn.getTransformation()[0];
+ r1 = Geom::Rotate(0);
+ r2 = Geom::Rotate(radians);
+ } else {
+ _desktop->snapindicator->remove_snaptarget();
+ }
+
}
- Geom::Rotate const r1(q1);
- Geom::Rotate const r2(q2);
// Calculate the relative affine
_relative_affine = r2 * r1.inverse();
// Move the item's transformation center
gboolean Inkscape::SelTrans::centerRequest(Geom::Point &pt, guint state)
{
+ // Center is being dragged for the first item in the selection only
+ // Find out which item is first ...
+ GSList *items = (GSList *) const_cast<Selection *>(_selection)->itemList();
+ SPItem *first = NULL;
+ if (items) {
+ first = reinterpret_cast<SPItem*>(g_slist_last(items)->data); // from the first item in selection
+ }
+ // ... and store that item because later on we need to make sure that
+ // this transformation center won't snap to itself
SnapManager &m = _desktop->namedview->snap_manager;
m.setup(_desktop);
- m.freeSnapReturnByRef(pt, Inkscape::SNAPSOURCE_OTHER_HANDLE);
+ m.setRotationCenterSource(first);
+ m.freeSnapReturnByRef(pt, Inkscape::SNAPSOURCE_ROTATION_CENTER);
+ m.unSetup();
if (state & GDK_CONTROL_MASK) {
if ( fabs(_point[Geom::X] - pt[Geom::X]) > fabs(_point[Geom::Y] - pt[Geom::Y]) ) {
}
}
- if ( !(state & GDK_SHIFT_MASK) && _bbox ) {
- // screen pixels to snap center to bbox
-#define SNAP_DIST 5
- // FIXME: take from prefs
- double snap_dist = SNAP_DIST / _desktop->current_zoom();
-
- for (int i = 0; i < 2; i++) {
- if (fabs(pt[i] - _bbox->min()[i]) < snap_dist) {
- pt[i] = _bbox->min()[i];
- }
- if (fabs(pt[i] - _bbox->midpoint()[i]) < snap_dist) {
- pt[i] = _bbox->midpoint()[i];
- }
- if (fabs(pt[i] - _bbox->max()[i]) < snap_dist) {
- pt[i] = _bbox->max()[i];
- }
- }
- }
-
// status text
GString *xs = SP_PX_TO_METRIC_STRING(pt[Geom::X], _desktop->namedview->getDefaultMetric());
GString *ys = SP_PX_TO_METRIC_STRING(pt[Geom::Y], _desktop->namedview->getDefaultMetric());
}
m.setup(_desktop, true, _items_const);
dxy = m.multipleOfGridPitch(dxy, _point);
+ m.unSetup();
} else if (shift) {
if (control) { // shift & control: constrained movement without snapping
if (fabs(dxy[Geom::X]) > fabs(dxy[Geom::Y])) {
// the constraint-line once. The constraint lines are parallel, but might not be colinear.
// Therefore we will have to set the point through which the constraint-line runs
// individually for each point to be snapped; this will be handled however by _snapTransformed()
- s.push_back(m.constrainedSnapTranslation(_bbox_points_for_translating,
+ s.push_back(m.constrainedSnapTranslate(_bbox_points_for_translating,
_point,
- Inkscape::Snapper::ConstraintLine(component_vectors[dim]),
+ Inkscape::Snapper::SnapConstraint(component_vectors[dim]),
dxy));
- s.push_back(m.constrainedSnapTranslation(_snap_points,
+ s.push_back(m.constrainedSnapTranslate(_snap_points,
_point,
- Inkscape::Snapper::ConstraintLine(component_vectors[dim]),
+ Inkscape::Snapper::SnapConstraint(component_vectors[dim]),
dxy));
} else { // !control
g_get_current_time(&starttime); */
/* Snap to things with no constraint */
- s.push_back(m.freeSnapTranslation(_bbox_points_for_translating, _point, dxy));
- s.push_back(m.freeSnapTranslation(_snap_points, _point, dxy));
+ s.push_back(m.freeSnapTranslate(_bbox_points_for_translating, _point, dxy));
+ s.push_back(m.freeSnapTranslate(_snap_points, _point, dxy));
/*g_get_current_time(&endtime);
double elapsed = ((((double)endtime.tv_sec - starttime.tv_sec) * G_USEC_PER_SEC + (endtime.tv_usec - starttime.tv_usec))) / 1000.0;
std::cout << "Time spent snapping: " << elapsed << std::endl; */
}
+ m.unSetup();
/* Pick one */
Inkscape::SnappedPoint best_snapped_point;
if (control) {
// If we didn't snap, then we should still constrain horizontally or vertically
// (When we did snap, then this constraint has already been enforced by
- // calling constrainedSnapTranslation() above)
+ // calling constrainedSnapTranslate() above)
if (fabs(dxy[Geom::X]) > fabs(dxy[Geom::Y])) {
dxy[Geom::Y] = 0;
} else {