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159 lines (143 loc) · 3.93 KB
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/*
* Copyright 2011 OpenXcom Developers.
*
* This file is part of OpenXcom.
*
* OpenXcom 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 3 of the License, or
* (at your option) any later version.
*
* OpenXcom 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 OpenXcom. If not, see <http://www.gnu.org/licenses/>.
*/
#include "UfopaediaSaved.h"
#include "../Ruleset/ArticleDefinition.h"
namespace OpenXcom {
/**
* Constructor
*/
UfopaediaSaved::UfopaediaSaved() : _current_index(0)
{
}
/**
* Destructor
*/
UfopaediaSaved::~UfopaediaSaved()
{
}
/**
* Insert an article to the visible list using insertion sort. Access to the list is by index.
* @param article Article definition of the article to insert.
*/
void UfopaediaSaved::insertArticle(ArticleDefinition *article)
{
// TODO: use insertion sort here!
_visible_articles.push_back(article);
}
/**
* Fill an ArticleList with the currently visible ArticleIds of the given section.
* @param section Article section to find, e.g. "XCOM Crafts & Armaments", "Alien Lifeforms", etc.
* @param data Article definition list object to fill data in.
*/
void UfopaediaSaved::getSectionList(std::string section, ArticleDefinitionList &data)
{
ArticleDefinitionList::iterator it;
for (it=_visible_articles.begin(); it!=_visible_articles.end(); ++it)
{
if ((*it)->section == section)
{
data.push_back(*it);
}
}
}
/**
* set the current index to an article in the list found by a definition object.
* @param article Article definition of the selected article.
*/
void UfopaediaSaved::setCurrentArticle(ArticleDefinition *article)
{
_current_index = getArticleIndex(article->id);
}
/**
* move the current index to the next article.
* @returns Article definition of the newly selected article, 0 on error.
*/
ArticleDefinition *UfopaediaSaved::goNextArticle()
{
int loop_over = 0;
do
{
if (_current_index >= _visible_articles.size() - 1)
{
// goto first
_current_index = 0;
// infinite loop saver
loop_over++;
}
else
{
_current_index++;
}
}
while (loop_over<2 && (_visible_articles[_current_index]->section == UFOPAEDIA_NOT_AVAILABLE));
return _visible_articles[_current_index];
}
/**
* move the current index to the previous article.
* @returns Article definition of the newly selected article, 0 on error.
*/
ArticleDefinition *UfopaediaSaved::goPrevArticle()
{
int loop_over = 0;
do
{
if (_current_index == 0)
{
// goto last
_current_index = _visible_articles.size() - 1;
// infinite loop saver
loop_over++;
}
else
{
_current_index--;
}
}
while (loop_over<2 && (_visible_articles[_current_index]->section == UFOPAEDIA_NOT_AVAILABLE));
return _visible_articles[_current_index];
}
/**
* Checks, if article id is in the visible list.
* @param article_id Article id to find.
* @returns true, if article id was found.
*/
bool UfopaediaSaved::isArticleAvailable(std::string &article_id)
{
return (-1 != getArticleIndex(article_id));
}
/**
* Gets the index of the selected article_id in the visible list.
* If the id is not found, returns -1.
* @param article_id Article id to find.
* @returns Index of the given article id in the internal list, -1 if not found.
*/
int UfopaediaSaved::getArticleIndex(std::string &article_id)
{
ArticleDefinitionList::iterator it;
int index = 0;
for (it=_visible_articles.begin(); it!=_visible_articles.end(); ++it, ++index)
{
if ((*it)->id == article_id)
{
return index;
}
}
return -1;
}
}