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#include <QFile>
#include <QFileInfo>
#include <QSettings>
#include <QTextStream>
#include <QMessageBox>
#include "tikzdocument.h"
#include "tikzassembler.h"
TikzDocument::TikzDocument(QObject *parent) : QObject(parent)
{
_graph = new Graph(this);
_parseSuccess = true;
_fileName = "";
_shortName = "";
_undoStack = new QUndoStack();
}
TikzDocument::~TikzDocument()
{
delete _graph;
delete _undoStack;
}
QUndoStack *TikzDocument::undoStack() const
{
return _undoStack;
}
Graph *TikzDocument::graph() const
{
return _graph;
}
QString TikzDocument::tikz() const
{
return _tikz;
}
void TikzDocument::open(QString fileName)
{
_fileName = fileName;
QFile file(fileName);
QFileInfo fi(file);
_shortName = fi.fileName();
QSettings settings("tikzit", "tikzit");
settings.setValue("previous-file-path", fi.absolutePath());
if (!file.open(QIODevice::ReadOnly)) {
// QMessageBox::critical(this, tr("Error"),
// tr("Could not open file"));
_parseSuccess = false;
return;
}
QTextStream in(&file);
_tikz = in.readAll();
file.close();
Graph *newGraph = new Graph(this);
TikzAssembler ass(newGraph);
if (ass.parse(_tikz)) {
delete _graph;
_graph = newGraph;
foreach (Node *n, _graph->nodes()) n->attachStyle();
foreach (Edge *e, _graph->edges()) e->updateControls();
_parseSuccess = true;
} else {
delete newGraph;
_parseSuccess = false;
}
}
QString TikzDocument::shortName() const
{
return _shortName;
}
bool TikzDocument::parseSuccess() const
{
return _parseSuccess;
}
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