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diff --git a/src/ui/tool/node.cpp b/src/ui/tool/node.cpp
index 6419acf6d32e12bc842a43a9a14584035e7f7c1b..e9fa79fb3bb4d3c1b8ac603675245a51e6cd6984 100644 (file)
--- a/src/ui/tool/node.cpp
+++ b/src/ui/tool/node.cpp
* Keeping the invariant on node moves is left to the %Node class.
*/
+Geom::Point Handle::_saved_other_pos(0, 0);
double Handle::_saved_length = 0.0;
bool Handle::_drag_out = false;
void Handle::move(Geom::Point const &new_pos)
{
- Handle *other, *towards, *towards_second;
- Node *node_towards; // node in direction of this handle
- Node *node_away; // node in the opposite direction
- if (this == &_parent->_front) {
- other = &_parent->_back;
- node_towards = _parent->_next();
- node_away = _parent->_prev();
- towards = node_towards ? &node_towards->_back : 0;
- towards_second = node_towards ? &node_towards->_front : 0;
- } else {
- other = &_parent->_front;
- node_towards = _parent->_prev();
- node_away = _parent->_next();
- towards = node_towards ? &node_towards->_front : 0;
- towards_second = node_towards ? &node_towards->_back : 0;
- }
+ Handle *other = this->other();
+ Node *node_towards = _parent->nodeToward(this); // node in direction of this handle
+ Node *node_away = _parent->nodeAwayFrom(this); // node in the opposite direction
+ Handle *towards = node_towards ? node_towards->handleAwayFrom(_parent) : NULL;
+ Handle *towards_second = node_towards ? node_towards->handleToward(_parent) : NULL;
if (Geom::are_near(new_pos, _parent->position())) {
// The handle becomes degenerate. If the segment between it and the node
bool Handle::grabbed(GdkEventMotion *)
{
+ _saved_other_pos = other()->position();
_saved_length = _drag_out ? 0 : length();
_pm()._handleGrabbed();
return false;
void Handle::dragged(Geom::Point &new_pos, GdkEventMotion *event)
{
Geom::Point parent_pos = _parent->position();
+ Geom::Point origin = _last_drag_origin();
+ SnapManager &sm = _desktop->namedview->snap_manager;
+ bool snap = sm.someSnapperMightSnap();
+
// with Alt, preserve length
if (held_alt(*event)) {
new_pos = parent_pos + Geom::unit_vector(new_pos - parent_pos) * _saved_length;
+ snap = false;
}
- // with Ctrl, constrain to M_PI/rotationsnapsperpi increments.
+ // with Ctrl, constrain to M_PI/rotationsnapsperpi increments from vertical
+ // and the original position.
if (held_control(*event)) {
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
int snaps = 2 * prefs->getIntLimited("/options/rotationsnapsperpi/value", 12, 1, 1000);
- Geom::Point origin = _last_drag_origin();
- Geom::Point rel_origin = origin - parent_pos;
- new_pos = parent_pos + Geom::constrain_angle(Geom::Point(0,0), new_pos - parent_pos, snaps,
- _drag_out ? Geom::Point(1,0) : Geom::unit_vector(rel_origin));
+
+ // note: if snapping to the original position is only desired in the original
+ // direction of the handle, change to Ray instead of Line
+ Geom::Line original_line(parent_pos, origin);
+ Geom::Point snap_pos = parent_pos + Geom::constrain_angle(
+ Geom::Point(0,0), new_pos - parent_pos, snaps, Geom::Point(1,0));
+ Geom::Point orig_pos = original_line.pointAt(original_line.nearestPoint(new_pos));
+
+ if (Geom::distance(snap_pos, new_pos) < Geom::distance(orig_pos, new_pos)) {
+ new_pos = snap_pos;
+ } else {
+ new_pos = orig_pos;
+ }
+ snap = false;
+ }
+
+ std::vector<Inkscape::SnapCandidatePoint> unselected;
+ if (snap) {
+ typedef ControlPointSelection::Set Set;
+ Set &nodes = _parent->_selection.allPoints();
+ for (Set::iterator i = nodes.begin(); i != nodes.end(); ++i) {
+ Node *n = static_cast<Node*>(*i);
+ Inkscape::SnapCandidatePoint p(n->position(), n->_snapSourceType(), n->_snapTargetType());
+ unselected.push_back(p);
+ }
+ sm.setupIgnoreSelection(_desktop, true, &unselected);
+
+ Node *node_away = (this == &_parent->_front ? _parent->_prev() : _parent->_next());
+ if (_parent->type() == NODE_SMOOTH && Node::_is_line_segment(_parent, node_away)) {
+ Inkscape::Snapper::ConstraintLine cl(_parent->position(),
+ _parent->position() - node_away->position());
+ Inkscape::SnappedPoint p;
+ p = sm.constrainedSnap(Inkscape::SnapCandidatePoint(new_pos, SNAPSOURCE_NODE_HANDLE), cl);
+ if (p.getSnapped()) {
+ p.getPoint(new_pos);
+ }
+ } else {
+ sm.freeSnapReturnByRef(new_pos, SNAPSOURCE_NODE_HANDLE);
+ }
+ }
+
+ // with Shift, if the node is cusp, rotate the other handle as well
+ if (_parent->type() == NODE_CUSP && !_drag_out) {
+ if (held_shift(*event)) {
+ Geom::Point other_relpos = _saved_other_pos - parent_pos;
+ other_relpos *= Geom::Rotate(Geom::angle_between(origin - parent_pos, new_pos - parent_pos));
+ other()->setRelativePos(other_relpos);
+ } else {
+ // restore the position
+ other()->setPosition(_saved_other_pos);
+ }
}
+ move(new_pos); // needed for correct update, even though it's redundant
_pm().update();
}
-void Handle::ungrabbed(GdkEventButton *)
+void Handle::ungrabbed(GdkEventButton *event)
{
// hide the handle if it's less than dragtolerance away from the node
// TODO is this actually desired?
if (dist.length() <= drag_tolerance) {
move(_parent->position());
}
+
+ // HACK: If the handle was dragged out, call parent's ungrabbed handler,
+ // so that transform handles reappear
+ if (_drag_out) {
+ _parent->ungrabbed(event);
+ }
_drag_out = false;
_pm()._handleUngrabbed();
return true;
}
+Handle *Handle::other()
+{
+ if (this == &_parent->_front) return &_parent->_back;
+ return &_parent->_front;
+}
+
static double snap_increment_degrees() {
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
int snaps = prefs->getIntLimited("/options/rotationsnapsperpi/value", 12, 1, 1000);
Glib::ustring Handle::_getTip(unsigned state)
{
+ char const *more;
+ bool can_shift_rotate = _parent->type() == NODE_CUSP && !other()->isDegenerate();
+ if (can_shift_rotate) {
+ more = C_("Path handle tip", "more: Shift, Ctrl, Alt");
+ } else {
+ more = C_("Path handle tip", "more: Ctrl, Alt");
+ }
if (state_held_alt(state)) {
if (state_held_control(state)) {
- return format_tip(C_("Path handle tip",
- "<b>Ctrl+Alt</b>: preserve length and snap rotation angle to %f° increments"),
- snap_increment_degrees());
+ if (state_held_shift(state) && can_shift_rotate) {
+ return format_tip(C_("Path handle tip",
+ "<b>Shift+Ctrl+Alt</b>: preserve length and snap rotation angle to %g° "
+ "increments while rotating both handles"),
+ snap_increment_degrees());
+ } else {
+ return format_tip(C_("Path handle tip",
+ "<b>Ctrl+Alt</b>: preserve length and snap rotation angle to %g° increments"),
+ snap_increment_degrees());
+ }
} else {
- return C_("Path handle tip",
- "<b>Alt:</b> preserve handle length while dragging");
+ if (state_held_shift(state) && can_shift_rotate) {
+ return C_("Path handle tip",
+ "<b>Shift+Alt:</b> preserve handle length and rotate both handles");
+ } else {
+ return C_("Path handle tip",
+ "<b>Alt:</b> preserve handle length while dragging");
+ }
}
} else {
if (state_held_control(state)) {
- return format_tip(C_("Path handle tip",
- "<b>Ctrl:</b> snap rotation angle to %f° increments, click to retract"),
- snap_increment_degrees());
+ if (state_held_shift(state) && can_shift_rotate) {
+ return format_tip(C_("Path handle tip",
+ "<b>Shift+Ctrl:</b> snap rotation angle to %g° increments and rotate both handles"),
+ snap_increment_degrees());
+ } else {
+ return format_tip(C_("Path handle tip",
+ "<b>Ctrl:</b> snap rotation angle to %g° increments, click to retract"),
+ snap_increment_degrees());
+ }
+ } else if (state_held_shift(state) && can_shift_rotate) {
+ return C_("Path hande tip",
+ "<b>Shift</b>: rotate both handles by the same angle");
}
}
+
switch (_parent->type()) {
case NODE_AUTO:
- return C_("Path handle tip",
- "<b>Auto node handle:</b> drag to convert to smooth node");
+ return format_tip(C_("Path handle tip",
+ "<b>Auto node handle:</b> drag to convert to smooth node (%s)"), more);
default:
- return format_tip(C_("Path handle tip", "<b>%s:</b> drag to shape the curve"),
- handle_type_to_localized_string(_parent->type()));
+ return format_tip(C_("Path handle tip",
+ "<b>%s:</b> drag to shape the segment (%s)"),
+ handle_type_to_localized_string(_parent->type()), more);
}
}
GString *y = SP_PX_TO_METRIC_STRING(dist[Geom::Y], _desktop->namedview->getDefaultMetric());
GString *len = SP_PX_TO_METRIC_STRING(length(), _desktop->namedview->getDefaultMetric());
Glib::ustring ret = format_tip(C_("Path handle tip",
- "Move by %s, %s; angle %.2f°, length %s"), x->str, y->str, angle, len->str);
+ "Move handle by %s, %s; angle %.2f°, length %s"), x->str, y->str, angle, len->str);
g_string_free(x, TRUE);
g_string_free(y, TRUE);
g_string_free(len, TRUE);
// for degenerate nodes set positions like auto handles
bool prev_line = _is_line_segment(_prev(), this);
bool next_line = _is_line_segment(this, _next());
- if (isDegenerate()) {
+ if (_type == NODE_SMOOTH) {
+ // for a node that is already smooth and has a degenerate handle,
+ // drag out the second handle to 1/3 the length of the linear segment
+ if (_front.isDegenerate()) {
+ double dist = Geom::distance(_next()->position(), position());
+ _front.setRelativePos(Geom::unit_vector(-_back.relativePos()) * dist / 3);
+ }
+ if (_back.isDegenerate()) {
+ double dist = Geom::distance(_prev()->position(), position());
+ _back.setRelativePos(Geom::unit_vector(-_front.relativePos()) * dist / 3);
+ }
+ } else if (isDegenerate()) {
_updateAutoHandles();
} else if (_front.isDegenerate()) {
// if the front handle is degenerate and this...next is a line segment,
_back.setDirection(*_next(), *this);
} else if (_prev()) {
Geom::Point dir = direction(_back, *this);
- _front.setRelativePos((_prev()->position() - position()).length() / 3 * dir);
+ _front.setRelativePos(Geom::distance(_prev()->position(), position()) / 3 * dir);
}
} else if (_back.isDegenerate()) {
if (prev_line) {
_front.setDirection(*_prev(), *this);
} else if (_next()) {
Geom::Point dir = direction(_front, *this);
- _back.setRelativePos((_next()->position() - position()).length() / 3 * dir);
+ _back.setRelativePos(Geom::distance(_next()->position(), position()) / 3 * dir);
}
} else {
// both handles are extended. make colinear while keeping length
// Build the list of unselected nodes.
typedef ControlPointSelection::Set Set;
- Set nodes = _selection.allPoints();
+ Set &nodes = _selection.allPoints();
for (Set::iterator i = nodes.begin(); i != nodes.end(); ++i) {
if (!(*i)->selected()) {
Node *n = static_cast<Node*>(*i);
unselected.push_back(p);
}
}
- sm.setupIgnoreSelection(_desktop, true, &unselected);
+ sm.setupIgnoreSelection(_desktop, false, &unselected);
}
if (held_control(*event)) {
if (held_alt(*event)) {
// with Ctrl+Alt, constrain to handle lines
// project the new position onto a handle line that is closer
- Inkscape::Snapper::ConstraintLine line_front(origin, _front.relativePos());
- Inkscape::Snapper::ConstraintLine line_back(origin, _back.relativePos());
+ boost::optional<Geom::Point> front_point, back_point;
+ boost::optional<Inkscape::Snapper::ConstraintLine> line_front, line_back;
+ if (_front.isDegenerate()) {
+ if (_is_line_segment(this, _next()))
+ front_point = _next()->position() - origin;
+ } else {
+ front_point = _front.relativePos();
+ }
+ if (_back.isDegenerate()) {
+ if (_is_line_segment(_prev(), this))
+ back_point = _prev()->position() - origin;
+ } else {
+ back_point = _back.relativePos();
+ }
+ if (front_point)
+ line_front = Inkscape::Snapper::ConstraintLine(origin, *front_point);
+ if (back_point)
+ line_back = Inkscape::Snapper::ConstraintLine(origin, *back_point);
- // TODO: combine these two branches by modifying snap.h / snap.cpp
+ // TODO: combine the snap and non-snap branches by modifying snap.h / snap.cpp
if (snap) {
- fp = sm.constrainedSnap(Inkscape::SnapCandidatePoint(position(), _snapSourceType()), line_front);
- bp = sm.constrainedSnap(Inkscape::SnapCandidatePoint(position(), _snapSourceType()), line_back);
+ if (line_front) {
+ fp = sm.constrainedSnap(Inkscape::SnapCandidatePoint(new_pos,
+ _snapSourceType()), *line_front);
+ }
+ if (line_back) {
+ bp = sm.constrainedSnap(Inkscape::SnapCandidatePoint(new_pos,
+ _snapSourceType()), *line_back);
+ }
}
if (fp.getSnapped() || bp.getSnapped()) {
if (fp.isOtherSnapBetter(bp, false)) {
- bp.getPoint(new_pos);
- } else {
- fp.getPoint(new_pos);
+ fp = bp;
}
+ fp.getPoint(new_pos);
+ _desktop->snapindicator->set_new_snaptarget(fp);
} else {
- Geom::Point p_front = line_front.projection(new_pos);
- Geom::Point p_back = line_back.projection(new_pos);
- if (Geom::distance(new_pos, p_front) < Geom::distance(new_pos, p_back)) {
- new_pos = p_front;
+ boost::optional<Geom::Point> pos;
+ if (line_front) {
+ pos = line_front->projection(new_pos);
+ }
+ if (line_back) {
+ Geom::Point pos2 = line_back->projection(new_pos);
+ if (!pos || (pos && Geom::distance(new_pos, *pos) > Geom::distance(new_pos, pos2)))
+ pos = pos2;
+ }
+ if (pos) {
+ new_pos = *pos;
} else {
- new_pos = p_back;
+ new_pos = origin;
}
}
} else {
if (snap) {
Inkscape::Snapper::ConstraintLine line_x(origin, Geom::Point(1, 0));
Inkscape::Snapper::ConstraintLine line_y(origin, Geom::Point(0, 1));
- fp = sm.constrainedSnap(Inkscape::SnapCandidatePoint(position(), _snapSourceType()), line_x);
- bp = sm.constrainedSnap(Inkscape::SnapCandidatePoint(position(), _snapSourceType()), line_y);
+ fp = sm.constrainedSnap(Inkscape::SnapCandidatePoint(new_pos, _snapSourceType()), line_x);
+ bp = sm.constrainedSnap(Inkscape::SnapCandidatePoint(new_pos, _snapSourceType()), line_y);
}
if (fp.getSnapped() || bp.getSnapped()) {
if (fp.isOtherSnapBetter(bp, false)) {
fp = bp;
}
fp.getPoint(new_pos);
+ if (fp.getTarget() != SNAPTARGET_CONSTRAINT) {
+ _desktop->snapindicator->set_new_snaptarget(fp);
+ }
} else {
Geom::Point origin = _last_drag_origin();
Geom::Point delta = new_pos - origin;
}
}
} else if (snap) {
- sm.freeSnapReturnByRef(new_pos, _snapSourceType());
+ Inkscape::SnappedPoint p = sm.freeSnap(Inkscape::SnapCandidatePoint(new_pos, _snapSourceType()));
+ if (p.getSnapped()) {
+ p.getPoint(new_pos);
+ _desktop->snapindicator->set_new_snaptarget(p);
+ }
}
SelectableControlPoint::dragged(new_pos, event);
return SNAPTARGET_NODE_CUSP;
}
+/** @brief Gets the handle that faces the given adjacent node.
+ * Will abort with error if the given node is not adjacent. */
+Handle *Node::handleToward(Node *to)
+{
+ if (_next() == to) {
+ return front();
+ }
+ if (_prev() == to) {
+ return back();
+ }
+ g_error("Node::handleToward(): second node is not adjacent!");
+}
+
+/** @brief Gets the node in the direction of the given handle.
+ * Will abort with error if the handle doesn't belong to this node. */
+Node *Node::nodeToward(Handle *dir)
+{
+ if (front() == dir) {
+ return _next();
+ }
+ if (back() == dir) {
+ return _prev();
+ }
+ g_error("Node::nodeToward(): handle is not a child of this node!");
+}
+
+/** @brief Gets the handle that goes in the direction opposite to the given adjacent node.
+ * Will abort with error if the given node is not adjacent. */
+Handle *Node::handleAwayFrom(Node *to)
+{
+ if (_next() == to) {
+ return back();
+ }
+ if (_prev() == to) {
+ return front();
+ }
+ g_error("Node::handleAwayFrom(): second node is not adjacent!");
+}
+
+/** @brief Gets the node in the direction opposite to the given handle.
+ * Will abort with error if the handle doesn't belong to this node. */
+Node *Node::nodeAwayFrom(Handle *h)
+{
+ if (front() == h) {
+ return _prev();
+ }
+ if (back() == h) {
+ return _next();
+ }
+ g_error("Node::nodeAwayFrom(): handle is not a child of this node!");
+}
+
Glib::ustring Node::_getTip(unsigned state)
{
if (state_held_shift(state)) {
- if ((_next() && _front.isDegenerate()) || (_prev() && _back.isDegenerate())) {
- if (state_held_control(state)) {
+ bool can_drag_out = (_next() && _front.isDegenerate()) || (_prev() && _back.isDegenerate());
+ if (can_drag_out) {
+ /*if (state_held_control(state)) {
return format_tip(C_("Path node tip",
"<b>Shift+Ctrl:</b> drag out a handle and snap its angle "
"to %f° increments"), snap_increment_degrees());
- }
+ }*/
return C_("Path node tip",
"<b>Shift:</b> drag out a handle, click to toggle selection");
}
"<b>Ctrl:</b> move along axes, click to change node type");
}
- // assemble tip from node name
+ if (state_held_alt(state)) {
+ return C_("Path node tip", "<b>Alt:</b> sculpt nodes");
+ }
+
+ // No modifiers: assemble tip from node type
char const *nodetype = node_type_to_localized_string(_type);
+ if (_selection.transformHandlesEnabled() && selected()) {
+ if (_selection.size() == 1) {
+ return format_tip(C_("Path node tip",
+ "<b>%s:</b> drag to shape the path (more: Shift, Ctrl, Alt)"), nodetype);
+ }
+ return format_tip(C_("Path node tip",
+ "<b>%s:</b> drag to shape the path, click to toggle scale/rotation handles (more: Shift, Ctrl, Alt)"), nodetype);
+ }
return format_tip(C_("Path node tip",
- "<b>%s:</b> drag to shape the path, click to select this node"), nodetype);
+ "<b>%s:</b> drag to shape the path, click to select only this node (more: Shift, Ctrl, Alt)"), nodetype);
}
Glib::ustring Node::_getDragTip(GdkEventMotion */*event*/)
Geom::Point dist = position() - _last_drag_origin();
GString *x = SP_PX_TO_METRIC_STRING(dist[Geom::X], _desktop->namedview->getDefaultMetric());
GString *y = SP_PX_TO_METRIC_STRING(dist[Geom::Y], _desktop->namedview->getDefaultMetric());
- Glib::ustring ret = format_tip(C_("Path node tip", "Move by %s, %s"),
+ Glib::ustring ret = format_tip(C_("Path node tip", "Move node by %s, %s"),
x->str, y->str);
g_string_free(x, TRUE);
g_string_free(y, TRUE);
: _list(splist)
, _closed(false)
{
- this->list = this;
- this->next = this;
- this->prev = this;
+ this->ln_list = this;
+ this->ln_next = this;
+ this->ln_prev = this;
}
NodeList::~NodeList()
bool NodeList::empty()
{
- return next == this;
+ return ln_next == this;
}
NodeList::size_type NodeList::size()
{
size_type sz = 0;
- for (ListNode *ln = next; ln != this; ln = ln->next) ++sz;
+ for (ListNode *ln = ln_next; ln != this; ln = ln->ln_next) ++sz;
return sz;
}
NodeList::iterator NodeList::insert(iterator i, Node *x)
{
ListNode *ins = i._node;
- x->next = ins;
- x->prev = ins->prev;
- ins->prev->next = x;
- ins->prev = x;
- x->ListNode::list = this;
+ x->ln_next = ins;
+ x->ln_prev = ins->ln_prev;
+ ins->ln_prev->ln_next = x;
+ ins->ln_prev = x;
+ x->ln_list = this;
return iterator(x);
}
splice(pos, list, i, j);
}
-void NodeList::splice(iterator pos, NodeList &list, iterator first, iterator last)
+void NodeList::splice(iterator pos, NodeList &/*list*/, iterator first, iterator last)
{
ListNode *ins_beg = first._node, *ins_end = last._node, *at = pos._node;
- for (ListNode *ln = ins_beg; ln != ins_end; ln = ln->next) {
- ln->list = this;
+ for (ListNode *ln = ins_beg; ln != ins_end; ln = ln->ln_next) {
+ ln->ln_list = this;
}
- ins_beg->prev->next = ins_end;
- ins_end->prev->next = at;
- at->prev->next = ins_beg;
+ ins_beg->ln_prev->ln_next = ins_end;
+ ins_end->ln_prev->ln_next = at;
+ at->ln_prev->ln_next = ins_beg;
- ListNode *atprev = at->prev;
- at->prev = ins_end->prev;
- ins_end->prev = ins_beg->prev;
- ins_beg->prev = atprev;
+ ListNode *atprev = at->ln_prev;
+ at->ln_prev = ins_end->ln_prev;
+ ins_end->ln_prev = ins_beg->ln_prev;
+ ins_beg->ln_prev = atprev;
}
void NodeList::shift(int n)
{
// 1. make the list perfectly cyclic
- next->prev = prev;
- prev->next = next;
+ ln_next->ln_prev = ln_prev;
+ ln_prev->ln_next = ln_next;
// 2. find new begin
- ListNode *new_begin = next;
+ ListNode *new_begin = ln_next;
if (n > 0) {
- for (; n > 0; --n) new_begin = new_begin->next;
+ for (; n > 0; --n) new_begin = new_begin->ln_next;
} else {
- for (; n < 0; ++n) new_begin = new_begin->prev;
+ for (; n < 0; ++n) new_begin = new_begin->ln_prev;
}
// 3. relink begin to list
- next = new_begin;
- prev = new_begin->prev;
- new_begin->prev->next = this;
- new_begin->prev = this;
+ ln_next = new_begin;
+ ln_prev = new_begin->ln_prev;
+ new_begin->ln_prev->ln_next = this;
+ new_begin->ln_prev = this;
}
void NodeList::reverse()
{
- for (ListNode *ln = next; ln != this; ln = ln->prev) {
- std::swap(ln->next, ln->prev);
+ for (ListNode *ln = ln_next; ln != this; ln = ln->ln_prev) {
+ std::swap(ln->ln_next, ln->ln_prev);
Node *node = static_cast<Node*>(ln);
Geom::Point save_pos = node->front()->position();
node->front()->setPosition(node->back()->position());
node->back()->setPosition(save_pos);
}
- std::swap(next, prev);
+ std::swap(ln_next, ln_prev);
}
void NodeList::clear()
// some gymnastics are required to ensure that the node is valid when deleted;
// otherwise the code that updates handle visibility will break
Node *rm = static_cast<Node*>(i._node);
- ListNode *rmnext = rm->next, *rmprev = rm->prev;
+ ListNode *rmnext = rm->ln_next, *rmprev = rm->ln_prev;
++i;
delete rm;
- rmprev->next = rmnext;
- rmnext->prev = rmprev;
+ rmprev->ln_next = rmnext;
+ rmnext->ln_prev = rmprev;
return i;
}
}
NodeList &NodeList::get(Node *n) {
- return *(n->list());
+ return n->nodeList();
}
NodeList &NodeList::get(iterator const &i) {
- return *(i._node->list);
+ return *(i._node->ln_list);
}