abstractexporter.h

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#ifndef ABSTRACTEXPORTER_H
#define ABSTRACTEXPORTER_H

#include <QtCore/QTextStream>

#include <ktexteditor/range.h>
#include <ktexteditor/attribute.h>
#include <ktexteditor/document.h>
#include <ktexteditor/view.h>
#include <ktexteditor/configinterface.h>
#include <ktexteditor/highlightinterface.h>

class AbstractExporter
{
  public:
    AbstractExporter(KTextEditor::View* view,
                     QTextStream &output, const bool encapsulate = false)
      : m_view(view), m_output(output), m_encapsulate(encapsulate), 
        m_defaultAttribute(0)
    {
      QColor defaultBackground;
      if ( KTextEditor::ConfigInterface* ciface = qobject_cast< KTextEditor::ConfigInterface* >(m_view) ) {
        QVariant variant = ciface->configValue("background-color");
        if ( variant.canConvert<QColor>() ) {
          defaultBackground = variant.value<QColor>();
        }
      }
      if ( KTextEditor::HighlightInterface* hiface = qobject_cast< KTextEditor::HighlightInterface* >(m_view->document()) ) {
        m_defaultAttribute = hiface->defaultStyle(KTextEditor::HighlightInterface::dsNormal);
        m_defaultAttribute->setBackground(QBrush(defaultBackground));
      }
    }

    virtual ~AbstractExporter()
    {}

    virtual void openLine() = 0;

    virtual void closeLine(const bool lastLine) = 0;

    virtual void exportText(const QString& text, const KTextEditor::Attribute::Ptr& attrib) = 0;

  protected:
    KTextEditor::View* m_view;
    QTextStream &m_output;
    bool m_encapsulate;
    KTextEditor::Attribute::Ptr m_defaultAttribute;
};

#endif // ABSTRACTEXPORTER_H

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