source file of the GNU LilyPond music typesetter
- (c) 2000--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ (c) 2000--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
#include "align-interface.hh"
bool pure, int start, int end,
vector<Skyline_pair> *const ret)
{
- /* each child's skyline was calculated according to the common refpoint of its
- elements. Here we need all the skylines to be positioned with respect to
- a single refpoint, so we need the common refpoint of the common refpoints
- of the elements of the children */
- vector<Grob*> child_refpoints;
- for (vsize i = 0; i < elements->size (); i++)
- {
- Grob *elt = (*elements)[i];
- Grob *child_common = unsmob_grob ((a == Y_AXIS)
- ? elt->get_object ("X-common")
- : elt->get_object ("Y-common"));
-
- if (!child_common)
- {
- extract_grob_set (elt, "elements", child_elts);
- child_common = common_refpoint_of_array (child_elts, elt, other_axis (a));
- }
-
- child_refpoints.push_back (child_common);
- }
-
- Grob *other_common = common_refpoint_of_array (child_refpoints, me, other_axis (a));
+ Grob *other_common = common_refpoint_of_array (*elements, me, other_axis (a));
for (vsize i = elements->size (); i--;)
{
Grob *g = (*elements)[i];
Skyline_pair skylines;
- /* each skyline is calculated relative to (potentially) a different other_axis
- coordinate. In order to compare the skylines effectively, we need to shift them
- to some absolute reference point */
if (!pure)
{
Skyline_pair *skys = Skyline_pair::unsmob (g->get_property (a == Y_AXIS
skylines.insert (b, 0, other_axis (a));
}
- Real offset = child_refpoints[i]->relative_coordinate (other_common, other_axis (a));
+ /* This skyline was calculated relative to the grob g. In order to compare it to
+ skylines belonging to other grobs, we need to shift it so that it is relative
+ to the common reference. */
+ Real offset = g->relative_coordinate (other_common, other_axis (a));
skylines.shift (offset);
}
else
"Order grobs from top to bottom, left to right, right to left"
" or bottom to top. For vertical alignments of staves, the"
" @code{break-system-details} of the left"
- " @internalsref{NonMusicalPaperColumn} may be set to tune"
+ " @rinternals{NonMusicalPaperColumn} may be set to tune"
" vertical spacing. Set @code{alignment-extra-space} to add"
" extra space for staves. Set"
" @code{fixed-alignment-extra-space} to force staves in"