113 lines
2.9 KiB
C++
113 lines
2.9 KiB
C++
/****************************************************************************
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**
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** This file is part of the LibreCAD project, a 2D CAD program
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**
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** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
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** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
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**
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file gpl-2.0.txt included in the
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** packaging of this file.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software
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** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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**
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** This copyright notice MUST APPEAR in all copies of the script!
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**
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**********************************************************************/
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#include<iostream>
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#include<QString>
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#include "rs_patternlist.h"
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#include "rs_system.h"
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#include "rs_pattern.h"
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#include "rs_debug.h"
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RS_PatternList* RS_PatternList::instance() {
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static RS_PatternList instance;
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return &instance;
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}
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RS_PatternList::~RS_PatternList() = default;
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/**
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* Initializes the pattern list by creating empty RS_Pattern
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* objects, one for each pattern that could be found.
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*/
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void RS_PatternList::init() {
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RS_DEBUG->print("RS_PatternList::initPatterns");
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QStringList list = RS_SYSTEM->getPatternList();
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patterns.clear();
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for (auto const& s: list) {
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RS_DEBUG->print("pattern: %s:", s.toLatin1().data());
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QFileInfo fi(s);
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QString const name = fi.baseName().toLower();
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patterns[name] = std::unique_ptr<RS_Pattern>{};
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RS_DEBUG->print("base: %s", name.toLatin1().data());
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}
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}
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/**
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* @return Pointer to the pattern with the given name or
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* \p NULL if no such pattern was found. The pattern will be loaded into
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* memory if it's not already.
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*/
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RS_Pattern* RS_PatternList::requestPattern(const QString& name) {
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RS_DEBUG->print("RS_PatternList::requestPattern %s", name.toLatin1().data());
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QString name2 = name.toLower();
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RS_DEBUG->print("name2: %s", name2.toLatin1().data());
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if (patterns.count(name2)) {
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if (!patterns[name2]) {
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RS_Pattern* p = new RS_Pattern(name2);
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p->loadPattern();
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patterns[name2].reset(p);
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}
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RS_DEBUG->print("name2: %s, size= %d", name2.toLatin1().data(),
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patterns[name2]->countDeep());
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return patterns[name2].get();
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}
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return nullptr;
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}
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bool RS_PatternList::contains(const QString& name) const {
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return patterns.count(name.toLower());
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}
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/**
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* Dumps the patterns to stdout.
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*/
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std::ostream& operator << (std::ostream& os, RS_PatternList& l) {
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os << "Patternlist: \n";
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for (auto const& pa: l.patterns)
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if (pa.second)
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os<< *pa.second << '\n';
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return os;
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}
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