dviexport.h

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// -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; c-brace-offset: 0; -*-
#ifndef DVIEXPORT_H
#define DVIEXPORT_H

#include <QExplicitlySharedDataPointer>

#include <QObject>
#include <QPrinter>


class dviRenderer;
class KProcess;
class QStringList;


class DVIExport: public QObject, public QSharedData
{
  Q_OBJECT
public:
  virtual ~DVIExport();

  bool started() const { return started_; }

Q_SIGNALS:
  void error( const QString &message, int duration );

protected:
  DVIExport(dviRenderer& parent);

  void start(const QString& command,
             const QStringList& args,
             const QString& working_directory,
             const QString& error_message);

  virtual void abort_process_impl();

  virtual void finished_impl(int exit_code);

private Q_SLOTS:
  void abort_process() { abort_process_impl(); }
  void finished(int exit_code) { finished_impl(exit_code); }

  void output_receiver();

private:
  QString error_message_;
  bool started_;
  KProcess* process_;
  dviRenderer* parent_;
};


class DVIExportToPDF : public DVIExport
{
    Q_OBJECT

public:
  DVIExportToPDF(dviRenderer& parent, const QString& output_name);
};


class DVIExportToPS : public DVIExport
{
    Q_OBJECT

public:
  DVIExportToPS(dviRenderer& parent,
                const QString& output_name,
                const QStringList& options,
                QPrinter* printer,
                bool useFontHinting,
                QPrinter::Orientation orientation = QPrinter::Portrait);

private:
  void abort_process_impl() override;
  void finished_impl(int exit_code) override;

  QPrinter* printer_;
  QString output_name_;
  QString tmpfile_name_;
  QPrinter::Orientation orientation_;
};

#endif