printlib.h

/*  gSAFE - LIB
    general Sql dAtabase FrontEnd
    http://hyperprog.com/gsafe/

   (C) 2005-2013 Peter Deak  (hyper80@gmail.com)

    License: GPLv2  http://www.gnu.org/licenses/gpl-2.0.html

    printlib.h
*/

#ifndef GSAFE__PRINTOUT_LIB_HEADER__
#define GSAFE__PRINTOUT_LIB_HEADER__

#include <QtCore>
#include <QtGui>

#ifndef COMPILED_WITH_QT4X
#include <QtWidgets>
#include <QPrinter>
#include <QPrintDialog>
#endif

/*  @{  */

class HBase;
class HTableBase;
class HPrintTable;

class HPreviewFrame : public QFrame
{
    Q_OBJECT
    
    private:
        int dx,dy;
        double scale;
        HPrintTable *pt;
        QPixmap *gr;

    public:
        int panx,pany;

    public:
        HPreviewFrame(HPrintTable *p,QWidget *parent);
        ~HPreviewFrame(void);
        void reset(void);

    protected:
        void paintEvent(QPaintEvent *e);
        void wheelEvent(QWheelEvent *e);
        void keyPressEvent(QKeyEvent *e);

        void mousePressEvent(QMouseEvent *e);
        void mouseReleaseEvent(QMouseEvent *e);
        void mouseMoveEvent(QMouseEvent *e);
        void resizeEvent(QResizeEvent *e);
    
    signals:
        void scrollSignal(int x,int y);

};

class HPrintTable : public QDialog
{
    Q_OBJECT

    protected:
        int page;      //page number (calculated)
        int pagerun;   //page number, during the drawing
        int cellh;     //cellheight
        QList<int> cellw; //cellwidth by column
        QList<int> cellrh; //cellheight by row
        int rownum,column; //row/column number

        bool hide;

        HBase *data;
        QVBoxLayout *layout;

        QLabel *pn;
        HPreviewFrame *preview;
        QScrollArea  *scrollp;
        QPrinter     *printer;

        QFont printfont;

    public:
        HPrintTable(QWidget *parent,HBase *d,QFont *pf = NULL); 

    public slots:
        void scanIt  (void);
        int  drawIt  (QPainter *p,double scale=1.0,bool print=false);
        int  updateDisplay(void);
        int  printIt (void);

    protected:
        void scanList (void);
        void scanTable(void);
        void scanPlainDataMatrix(void);

        int drawList(QPainter *p,bool print=false);
        int drawTable(QPainter *p,bool print=false);
        int drawPlainDataMatrix(QPainter *p,bool print=false);
        int newPage  (QPainter *p,bool print=false);

    protected:
        void resizeEvent(QResizeEvent *e);
        void keyPressEvent(QKeyEvent *e);

    signals:
        void updateDisplaySignal(void);
};

/* @} */

#endif