Scriptorium.cpp

   1 /*
   2  *  Scriptorium.cpp
   3  *  openc2e
   4  *
   5  *  Created by Alyssa Milburn on Wed 10 Nov 2004.
   6  *  Copyright (c) 2004-2006 Alyssa Milburn. All rights reserved.
   7  *  Copyright (c) 2005 Bryan Donlan. All rights reserved.
   8  *
   9  *  This library is free software; you can redistribute it and/or
  10  *  modify it under the terms of the GNU Lesser General Public
  11  *  License as published by the Free Software Foundation; either
  12  *  version 2 of the License, or (at your option) any later version.
  13  *
  14  *  This library is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  *  Lesser General Public License for more details.
  18  *
  19  */
  20
  21 #include "Scriptorium.h"
  22 #include <iostream>
  23
  24 inline unsigned int Scriptorium::calculateValue(unsigned char family, unsigned char genus, unsigned short species) {
  25         return (family + (genus << 8) + (species << 16));
  26 }
  27
  28 void Scriptorium::addScript(unsigned char family, unsigned char genus, unsigned short species, unsigned short event, shared_ptr<script> s) {
  29         std::map<unsigned short, shared_ptr<script> > &m = getScripts(calculateValue(family, genus, species));
  30         m[event] = s;
  31 }
  32
  33 void Scriptorium::delScript(unsigned char family, unsigned char genus, unsigned short species, unsigned short event) {
  34         // Retrieve the list of scripts for the classifier, return if there aren't any.
  35         std::map<unsigned int, std::map<unsigned short, shared_ptr<script> > >::iterator x = scripts.find(calculateValue(family, genus, species));
  36         if (x == scripts.end())
  37                 return;
  38
  39         // Retrieve the script, return if it doesn't exist.
  40         std::map<unsigned short, shared_ptr<script> >::iterator j = x->second.find(event);
  41         if (j == x->second.end())
  42                 return;
  43
  44         // Erase the script.
  45         x->second.erase(j);
  46
  47         // If there are no scripts left, erase the whole list of scripts for this classifier.
  48         if (x->second.size() == 0)
  49                 scripts.erase(x);
  50 }
  51
  52 shared_ptr<script> Scriptorium::getScript(unsigned char family, unsigned char genus, unsigned short species, unsigned short event) {
  53         std::map<unsigned short, shared_ptr<script> > &x = getScripts(calculateValue(family, genus, species));
  54         if (x.find(event) == x.end()) {
  55                 std::map<unsigned short, shared_ptr<script> > &x = getScripts(calculateValue(family, genus, 0));
  56                 if (x.find(event) == x.end()) {
  57                         std::map<unsigned short, shared_ptr<script> > &x = getScripts(calculateValue(family, 0, 0));
  58                         if (x.find(event) == x.end())
  59                                 return shared_ptr<script>();
  60                         else
  61                                 return x[event];
  62                 } else return x[event];
  63         } else return x[event];
  64 }
  65
  66 /* vim: set noet: */