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/***************************************************************************
* Copyright (C) 2007 by Florian Hackenberger *
* <florian@hackenberger.at> *
* Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012, 2014 *
* by Glad Deschrijver <glad.deschrijver@gmail.com> *
* Copyright (C) 2016 by G. Prudhomme *
* <gprud@users.noreply.github.com> *
* *
* This program 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 2 of the License, or *
* (at your option) any later version. *
* *
* This program 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 this program; if not, see <http://www.gnu.org/licenses/>. *
***************************************************************************/
#ifndef KTIKZ_TIKZPREVIEWGENERATOR_H
#define KTIKZ_TIKZPREVIEWGENERATOR_H
#include <QtCore/QObject>
#include <QtCore/QMutex>
#include <QtCore/QProcessEnvironment>
#include <QtCore/QThread>
class QPixmap;
class QProcess;
class QPlainEdit;
class QTextStream;
namespace Poppler
{
class Document;
}
class TikzPreviewController;
/**
* @author Florian Hackenberger <florian@hackenberger.at>
* @author Glad Deschrijver <glad.deschrijver@gmail.com>
*/
class TikzPreviewGenerator : public QObject
{
Q_OBJECT
public:
enum TemplateStatus
{
DontReloadTemplate = 0,
ReloadTemplate = 1
};
explicit TikzPreviewGenerator(TikzPreviewController *parent);
~TikzPreviewGenerator();
void setTikzFileBaseName(const QString &name);
void setLatexCommand(const QString &command);
void setPdftopsCommand(const QString &command);
void setShellEscaping(bool useShellEscaping);
QString getLogText() const;
bool hasRunFailed();
void addToLatexSearchPath(const QString &path);
void removeFromLatexSearchPath(const QString &path);
bool generateEpsFile(int page);
public Q_SLOTS:
void setTemplateFile(const QString &fileName);
void setReplaceText(const QString &replace);
void generatePreview(TemplateStatus templateStatus = DontReloadTemplate);
void abortProcess();
Q_SIGNALS:
void pixmapUpdated(Poppler::Document *tikzPdfDoc, const QList<qreal> &tikzCoordinates = QList<qreal>());
void setExportActionsEnabled(bool enabled);
void showErrorMessage(const QString &message);
void updateLog(const QString &logText, bool runFailed);
void appendLog(const QString &logText, bool runFailed);
void processRunning(bool isRunning);
private Q_SLOTS:
#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
void displayGnuplotNotExecutable();
void checkGnuplotExecutableFinished(int exitCode, QProcess::ExitStatus exitStatus);
#endif // QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
void generatePreviewImpl(TemplateStatus templateStatus = DontReloadTemplate);
protected:
void parseLogFile();
void createPreview();
void showFileWriteError(const QString &fileName, const QString &errorMessage);
bool runProcess(const QString &name, const QString &command, const QStringList &arguments, const QString &workingDir = QString());
bool generatePdfFile(const QString &tikzFileBaseName, const QString &latexCommand, bool useShellEscaping);
TikzPreviewController *m_parent;
Poppler::Document *m_tikzPdfDoc;
QString m_tikzCode;
QThread m_thread;
QProcess *m_process;
mutable QMutex m_memberLock;
bool m_processAborted;
bool m_runFailed;
QProcessEnvironment m_processEnvironment;
bool m_firstRun;
QString m_tikzFileBaseName;
QString m_templateFileName;
QString m_tikzReplaceText;
bool m_templateChanged;
QString m_latexCommand;
QString m_pdftopsCommand;
QString m_shortLogText;
QString m_logText;
bool m_useShellEscaping;
#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
QProcess *m_checkGnuplotExecutable;
#endif // QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
};
#endif
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