Branch data     Line data    Source code

       1                 :            : /*
       2                 :            :  * nodeset.cpp - node set class implementation
       3                 :            :  *
       4                 :            :  * Copyright (C) 2004, 2008 Stefan Jahn <stefan@lkcc.org>
       5                 :            :  *
       6                 :            :  * This is free software; you can redistribute it and/or modify
       7                 :            :  * it under the terms of the GNU General Public License as published by
       8                 :            :  * the Free Software Foundation; either version 2, or (at your option)
       9                 :            :  * any later version.
      10                 :            :  *
      11                 :            :  * This software is distributed in the hope that it will be useful,
      12                 :            :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      13                 :            :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14                 :            :  * GNU General Public License for more details.
      15                 :            :  *
      16                 :            :  * You should have received a copy of the GNU General Public License
      17                 :            :  * along with this package; see the file COPYING.  If not, write to
      18                 :            :  * the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
      19                 :            :  * Boston, MA 02110-1301, USA.
      20                 :            :  *
      21                 :            :  * $Id$
      22                 :            :  *
      23                 :            :  */
      24                 :            : 
      25                 :            : #if HAVE_CONFIG_H
      26                 :            : # include <config.h>
      27                 :            : #endif
      28                 :            : 
      29                 :            : #include <stdio.h>
      30                 :            : #include <stdlib.h>
      31                 :            : #include <string.h>
      32                 :            : 
      33                 :            : #include "object.h"
      34                 :            : #include "netdefs.h"
      35                 :            : #include "nodeset.h"
      36                 :            : 
      37                 :            : namespace qucs {
      38                 :            : 
      39                 :            : // Constructor creates an unnamed instance of the node set class.
      40                 :          2 : nodeset::nodeset () {
      41                 :          2 :   name = NULL;
      42                 :          2 :   value = 0.0;
      43                 :          2 :   next = NULL;
      44                 :          2 : }
      45                 :            : 
      46                 :            : // Constructor creates a named instance of the node set class.
      47                 :          0 : nodeset::nodeset (char * n) {
      48 [ #  # ][ #  # ]:          0 :   name = n ? strdup (n) : NULL;
      49                 :          0 :   value = 0.0;
      50                 :          0 :   next = NULL;
      51                 :          0 : }
      52                 :            : 
      53                 :            : /* This full qualified constructor creates an instance of the node set
      54                 :            :    class containing both the key and the value of the node set. */
      55                 :          0 : nodeset::nodeset (char * n, nr_double_t val) {
      56 [ #  # ][ #  # ]:          0 :   name = n ? strdup (n) : NULL;
      57                 :          0 :   value = val;
      58                 :          0 :   next = NULL;
      59                 :          0 : }
      60                 :            : 
      61                 :            : /* The copy constructor creates a new instance of the node set class
      62                 :            :    based on the given node set object. */
      63                 :          0 : nodeset::nodeset (const nodeset & p) {
      64                 :          0 :   name = NULL;
      65 [ #  # ][ #  # ]:          0 :   if (p.name) name = strdup (p.name);
      66                 :          0 :   value = p.value;
      67                 :          0 :   next = p.next;
      68                 :          0 : }
      69                 :            : 
      70                 :            : // Destructor deletes the node set object.
      71                 :          4 : nodeset::~nodeset () {
      72 [ +  - ][ #  # ]:          2 :   if (name) free (name);
      73 [ -  + ][ #  # ]:          4 : }
      74                 :            : 
      75                 :            : // Sets the name of the node set.
      76                 :          2 : void nodeset::setName (char * n) {
      77         [ -  + ]:          2 :   if (name) free (name);
      78         [ +  - ]:          2 :   name = n ? strdup (n) : NULL;
      79                 :          2 : }
      80                 :            : 
      81                 :            : // Returns the name of the node set.
      82                 :          2 : char * nodeset::getName (void) {
      83                 :          2 :   return name;
      84                 :            : }
      85                 :            : 
      86                 :            : /* Goes through the chained list of the node sets and looks for a node
      87                 :            :    set matching the given key and returns its value if possible.  If
      88                 :            :    there is no such node set the function returns NULL. */
      89                 :          0 : nodeset * nodeset::findNodeset (char * n) {
      90         [ #  # ]:          0 :   for (nodeset * p = this; p != NULL; p = p->getNext ()) {
      91         [ #  # ]:          0 :     if (!strcmp (p->getName (), n)) return p;
      92                 :            :   }
      93                 :          0 :   return NULL;
      94                 :            : }
      95                 :            : 
      96                 :            : // properties
      97                 :            : PROP_REQ [] = {
      98                 :            :   { "U", PROP_REAL, { 0, PROP_NO_STR }, PROP_NO_RANGE }, PROP_NO_PROP };
      99                 :            : PROP_OPT [] = {
     100                 :            :   PROP_NO_PROP };
     101                 :            : struct define_t nodeset::miscdef =
     102                 :            :   { "NodeSet", 1, PROP_COMPONENT, PROP_NO_SUBSTRATE, PROP_LINEAR, PROP_DEF };
     103                 :            : 
     104                 :            : } // namespace qucs