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/*
* Copyright 2014 Andreas Cord-Landwehr <cordlandwehr@kde.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) version 3, or any
* later version accepted by the membership of KDE e.V. (or its
* successor approved by the membership of KDE e.V.), which shall
* act as a proxy defined in Section 6 of version 3 of the license.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <https://www.gnu.org/licenses/>.
*/
#include "editor.h"
#include "typenames.h"
#include "node.h"
#include "edge.h"
#include "fileformats/fileformatmanager.h"
#include "logging_p.h"
#include <QUrl>
#include <QFileInfo>
using namespace GraphTheory;
class GraphTheory::EditorPrivate {
public:
EditorPrivate()
{
}
~EditorPrivate()
{
}
QList<GraphDocumentPtr> m_documents;
FileFormatManager m_fileFormatManager;
};
Editor::Editor()
: QObject()
, d(new EditorPrivate)
{
}
Editor::~Editor()
{
}
QList<GraphDocumentPtr> Editor::documents() const
{
return d->m_documents;
}
GraphDocumentPtr Editor::createDocument()
{
GraphDocumentPtr document = GraphDocument::create();
d->m_documents.append(document);
return document;
}
GraphDocumentPtr Editor::openDocument(const QUrl &documentUrl)
{
// get file extension/format
QFileInfo fi(documentUrl.toLocalFile());
QString ext = fi.completeSuffix();
GraphTheory::FileFormatInterface *importer = d->m_fileFormatManager.backendByExtension(ext);
if (!importer) {
qCCritical(GRAPHTHEORY_GENERAL) << "No graph file backend found for extension" << ext << ", aborting.";
return GraphDocumentPtr();
}
importer->setFile(documentUrl);
importer->readFile();
if (importer->hasError()) {
qCCritical(GRAPHTHEORY_GENERAL) << "Graph file importer reported the following error, aborting.";
importer->errorString();
return GraphDocumentPtr();
}
importer->graphDocument()->setDocumentUrl(documentUrl);
return importer->graphDocument();
}
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