Mercurial > hg > octave-nkf
diff src/ov-cell.cc @ 3353:6b36317855ff
[project @ 1999-11-16 16:13:49 by jwe]
author | jwe |
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date | Tue, 16 Nov 1999 16:13:51 +0000 |
parents | |
children | 87721841efd7 |
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new file mode 100644 --- /dev/null +++ b/src/ov-cell.cc @@ -0,0 +1,159 @@ +/* + +Copyright (C) 1999 John W. Eaton + +This file is part of Octave. + +Octave is free software; you can redistribute it and/or modify it +under the terms of the GNU General Public License as published by the +Free Software Foundation; either version 2, or (at your option) any +later version. + +Octave is distributed in the hope that it will be useful, but WITHOUT +ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +for more details. + +You should have received a copy of the GNU General Public License +along with Octave; see the file COPYING. If not, write to the Free +Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +*/ + +#if defined (__GNUG__) +#pragma implementation +#endif + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <iostream.h> +#include <strstream.h> + +#include "lo-utils.h" + +#include "defun.h" +#include "error.h" +#include "ov-cell.h" +#include "unwind-prot.h" + +DEFINE_OCTAVE_ALLOCATOR (octave_cell); + +DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_cell, "cell"); + +octave_value +octave_cell::do_index_op (const octave_value_list& idx) +{ + octave_value retval; + +#if 0 + if (idx.length () == 1) + { + idx_vector i = idx (0).index_vector (); + + retval = octave_value_list (lst.index (i)); + } + else + error ("lists may only be indexed by a single scalar"); +#endif + + return retval; +} + +void +octave_cell::assign (const octave_value_list& idx, const octave_value& rhs) +{ +#if 0 + if (idx.length () == 1) + { + int i = idx(0).int_value (true); + + if (! error_state) + { + int n = lst.length (); + + if (i > 0 && (Vresize_on_range_error || i <= n)) + lst(i-1) = rhs; + else + error ("list index = %d out of range", i); + } + else + error ("list index must be an integer"); + } + else + error ("lists may only be indexed by a single scalar"); +#endif +} + +void +octave_cell::print (ostream& os, bool) const +{ + print_raw (os); +} + +void +octave_cell::print_raw (ostream& os, bool) const +{ + unwind_protect::begin_frame ("octave_cell_print"); + + int nr = cell_val.rows (); + int nc = cell_val.columns(); + + if (nr > 0 && nc > 0) + { + indent (os); + os << "{"; + newline (os); + + increment_indent_level (); + + for (int j = 0; j < nc; j++) + { + for (int i = 0; i < nr; i++) + { + ostrstream buf; + buf << "[" << i+1 << "," << j+1 << "]" << ends; + const char *nm = buf.str (); + + octave_value val = cell_val(i,j); + + val.print_with_name (os, nm); + + delete [] nm; + } + } + + decrement_indent_level (); + + indent (os); + + os << "}"; + } + else + os << "{}"; + + newline (os); + + unwind_protect::run_frame ("octave_cell_print"); +} + +bool +octave_cell::print_name_tag (ostream& os, const string& name) const +{ + indent (os); + if (is_empty ()) + os << name << " = "; + else + { + os << name << " ="; + newline (os); + } + return false; +} + +/* +;;; Local Variables: *** +;;; mode: C++ *** +;;; End: *** +*/