/*
This file is part of LilyPond, the GNU music typesetter.
- Copyright (C) 1996--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ Copyright (C) 1996--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
Jan Nieuwenhuizen <janneke@gnu.org>
LilyPond is free software: you can redistribute it and/or modify
Slur::replace_breakable_encompass_objects (me);
staff_space_ = Staff_symbol_referencer::staff_space (me);
- Real lt = me->layout ()->get_dimension (ly_symbol2scm ("line-thickness"));
- thickness_ = robust_scm2double (me->get_property ("thickness"), 1.0) * lt;
+ line_thickness_ = me->layout ()->get_dimension (ly_symbol2scm ("line-thickness"));
+ thickness_ = robust_scm2double (me->get_property ("thickness"), 1.0) * line_thickness_;
dir_ = slur_direction ();
parameters_.fill (me);
{
if (extremes_[d].note_column_)
{
- end_ys[d] = dir_
- * max (max (dir_ * (base_attachments_[d][Y_AXIS]
- + parameters_.region_size_ * dir_),
- dir_ * (dir_ + extremes_[d].note_column_->extent (common_[Y_AXIS], Y_AXIS)[dir_])),
- dir_ * base_attachments_[-d][Y_AXIS]);
+ Interval nc_extent = extremes_[d].note_column_
+ ->extent (common_[Y_AXIS], Y_AXIS);
+ if (nc_extent.is_empty ())
+ slur_->warning ("slur trying to encompass an empty note column.");
+ else
+ end_ys[d] = dir_
+ * max (max (dir_ * (base_attachments_[d][Y_AXIS]
+ + parameters_.region_size_ * dir_),
+ dir_ * (dir_ + nc_extent[dir_])),
+ dir_ * base_attachments_[-d][Y_AXIS]);
}
else
end_ys[d] = base_attachments_[d][Y_AXIS] + parameters_.region_size_ * dir_;