#pragma once

#include <QtCore/QSet>
#include <QtPrintSupport/QPrinter>

namespace NGL
{
class INGLLogger;
class Settings;
}
namespace KDReports
{
class Report;
}

class QPainter;
class QAbstractItemView;
class QAbstractItemModel;
class QModelIndex;
class QTextDocument;

namespace LtsPrinting
{

static constexpr int DECORATION_EXTENT = 50;
static constexpr int DOC_MARGIN = 60;
static constexpr int ProjectIconHeight = 40;


static const QLatin1String HeaderText(
  "<table width=\"100%\">"
  "  <tr>"
  "    <td align=\"left\" valign=\"bottom\">&exercise;</td>" 
  "    <td align=\"center\" valign=\"bottom\">&title;</td>" 
  "    <td align=\"right\" valign=\"top\"><img src=\"&logo;\" height=\"&logoHeight;\" alt=\"Logo\" /></td>" 
  "  </tr>"
  "</table>");

static const QLatin1String FooterText(
  "<table width=\"100%\">"
  "  <tr>"
  "    <td align=\"left\">&date;  --  &user;</td>" 
  "    <td align=\"center\" valign=\"bottom\">&footertitle;</td>" 
  "    <td align=\"right\">&page;</td>" 
  "  </tr>"
  "</table>");


class Base
{
public:
  

  Base(QTextDocument &doc,
       QWidget *dialogParent,
       const QString &dialogTitle,
       const QString        &_fn,
       QPrinter::PaperSize   _ps = QPrinter::A4,
       QPrinter::Orientation _or = QPrinter::Portrait,
       QPrinter::ColorMode   _cm = QPrinter::Color);

  

  virtual ~Base();

  

  QPrinter *printer();

  

  static void setPrintToFile(bool printToFile);

  

  static QString styleSheet();

  
  QPrinter::PageSize pageSize() const;
  
  void setPageSize(QPrinter::PageSize size);
  
  QPrinter::Orientation orientation() const;
  
  void setOrientation(QPrinter::Orientation orientation);

  bool newPage();

  
  double leftMargin() const;
  
  void setLeftMargin(double margin);
  
  double rightMargin() const;
  
  void setRightMargin(double margin);
  
  double topMargin() const;
  
  void setTopMargin(double margin);
  
  double bottomMargin() const;
  
  void setBottomMargin(double margin);
  
  void setMargins(double margin);

  
  double spacing() const;
  
  void setSpacing(double spacing);

  
  double headerSize() const;
  
  void setHeaderSize(double size);
  
  double headerRule() const;
  
  void setHeaderRule(double pointsize);
  
  const QString &headerText() const;
  
  void setHeaderText(const QString &text);

  
  double footerSize() const;
  
  void setFooterSize(double size);
  
  double footerRule() const;
  
  void setFooterRule(double pointsize);
  
  const QString &footerText() const;
  
  void setFooterText(const QString &text);
  
  void setFooterTitle(const QString &footertitle) { footertitle_ = footertitle; }
  
  
  void setItemFontSize(int itemFontSize);

  

  static void printTitleData(QString &htmlStr, const QString &title, const QString &heading = QStringLiteral("h3"));

  

  bool printListData(QString &str,
                     const QAbstractItemView *view,
                     const QString &title,
                     bool asIcons = false,
                     int iconExtent = DECORATION_EXTENT);
  

  bool printTableData(QString &str,
                      const QAbstractItemView *view,
                      const QString &title = QString(),
                      const QSet<int> &suppressCols = QSet<int>(),
                      int iconExtent = DECORATION_EXTENT);
  

  bool printTreeData(QString &str,
                     const QAbstractItemView *view,
                     const QString &title = QString(),
                     const QSet<int> &suppressCols = QSet<int>(),
                     int iconExtent = DECORATION_EXTENT,
                     const QList<QString> &tabtexts = QList<QString>());

  

  static bool printDocTextBlock(QTextDocument &doc,
                                const QString &text,
                                const QString &title = QString());

  

  bool printDocImage(QTextDocument &doc, const QImage &image,
                     const QString &title = QString(), const QString &description = QString(), const qreal alreadyUsedHeight = 0) const;

  

  static bool printReportData(QTextDocument &doc, KDReports::Report &report);

  

  virtual void print(QTextDocument *doc);


  virtual void printSinglePage(QTextDocument *doc);


  virtual void printDone();


  

  template<class T>
  static QSet<int> getHiddenCols(T *view)
  {
    QSet<int> hiddenCols;
    int colCount = view->model()->columnCount();
    for (int i = 0; i < colCount; ++i)
    {
      if (view->isColumnHidden(i))
        hiddenCols += i;
    }
    return hiddenCols;
  }

  

  void setCurrentExerciseName( const QString& exerciseName );

  

  void setOperatorName( const QString& operatorName );

  
  void paintPage(QTextDocument *document,
                 int pagenum);

  QSize pageSizeInMM();

protected:
  bool printTableItemData(QString &str,
                          const QAbstractItemModel *model,
                          const QModelIndex &mi,
                          int rowSpanSize,
                          int columnSpanSize,
                          int iconExtent = DECORATION_EXTENT);
  bool printItemData(QString &str,
                     const QAbstractItemModel *model,
                     const QModelIndex &mi,
                     int iconExtent = DECORATION_EXTENT);
  void printDecorationData(QString &str,
                           const QAbstractItemModel *model,
                           const QModelIndex &mi,
                           int iconExtent = DECORATION_EXTENT);
  void printListPoint(QString &str,
                      const QAbstractItemView *view,
                      const QAbstractItemModel *vm,
                      const QModelIndex &miColumn0,
                      const QSet<int> &suppressCols = QSet<int>(),
                      int iconExtent = DECORATION_EXTENT);
  static int hierarchyCount(const QModelIndex &child);
  QString iconFilename(int nr) const;
  QSize printerPageSize() const;
  QSize contentPageSize() const;

  QString currentExerciseName() const;
  QString operatorName() const;

  
  QRectF paperRect(QPaintDevice *device);
  
  QRectF contentRect(QPaintDevice *device);
  QRectF headerRect(QPaintDevice *device);
  QRectF footerRect(QPaintDevice *device);


  
  void printSinglePage();
  void print();

private:
  QPrinter *m_printer;
  QPainter *m_painter;
  static bool m_printToFile;
  int m_iconFilenameNr;

  QTextDocument *m_tempdoc;

  double leftmargin_;
  double rightmargin_;
  double topmargin_;
  double bottommargin_;
  double spacing_;

  double headersize_;
  double headerrule_;
  QString headertext_;
  double footersize_;
  double footerrule_;
  QString footertext_;
  QString footertitle_;
  int itemFontSize_;

private:
  NGL::Settings *m_settings;
  NGL::INGLLogger &m_logger;
  QString m_exerciseName;
  QString m_operatorName;
  int m_currentPage;
};
}