/***************************************************************************
             mlabelobject.h  -  Kugar report label object
             -------------------
   begin     : Wed Aug 11 1999
   copyright : (C) 1999 by Mutiny Bay Software
   email     : info@mutinybaysoftware.com
   copyright : (C) 2002-2003 InfoSiAL S.L.
   email     : mail@infosial.com
***************************************************************************/

#ifndef MLABELOBJECT_H
#define MLABELOBJECT_H

#include <qstring.h>
#include <qfontmetrics.h>
#include <qpixmap.h>
#include <qdom.h>

#include <qsargument.h>
#include <FLApplication.h>

#include "mreportobject.h"

/**
Kugar report label object

@author Mutiny Bay Software
*/

class MLabelObject: public MReportObject
{

public:

  /**
  Font weight constants
  */
  enum FontWeight {
    Light = 25,
    Normal = 50,
    DemiBold = 63,
    Bold = 75,
    Black = 87
  };

  /**
  Horizontal alignment constants
  */
  enum HAlignment {
    Left = 0,
    Center,
    Right
  };

  /**
  Vertial alignment constants
  */
  enum VAlignment {
    Top = 0,
    Middle,
    Bottom
  };

  /**
  Constructor
  */
  MLabelObject();

  /**
  Copy constructor
  */

  MLabelObject(const MLabelObject &mLabelObject);

  /**
  Assignment operator
  */
  MLabelObject operator=(const MLabelObject &mLabelObject);

  /**
  Destructor
  */
  virtual ~ MLabelObject();

protected:

  /**
  Label text
  */
  QString text;

  /**
  Label pixmap
  */
  QPixmap *pixmap;

  /**
  Label text font family
  */
  QString fontFamily;

  /**
  Label text font size in points
  */
  float fontSize;

  /**
  Label text font weight
  */
  int fontWeight;

  /**
  Label text font italic flag
  */
  bool fontItalic;

  /**
  Label adjust font size flag
  */
  bool adjustFontSize;

  /**
  Lable text horizontal alignment
  */
  int hAlignment;

  /**
  Label text vertical alignment
  */
  int vAlignment;

  /**
  Label text word wrap flag
  */
  bool wordWrap;

  /**
  Label function
  */
  QString labelFunction;

  /**
  Indicates whether the label's height (and its including section if necessary) can change or not, if the text is too long and the wordWrap flag is set
  */
  bool changeHeight;

  /**
  Paint function
  */
  QString paintFunction;

  /**
  DOM Node with auxiliar data.

  If the DOM Node is not null, it is passed on to the script functions 'labelFunction'
  and 'paintFunction' when this functions are defined
  */
  QDomNode domNodeData;

public:

  /**
  Sets the label's text string - default is an empty string
  */
  virtual void setText(const QString txt);

  /**
  Gets the label's text string - default is an empty string
  */
  virtual QString getText();

  /** Gets the label's text string */
  bool getChangeHeight() const;

  /**
  Sets the label's pixmap
  */
  virtual void setPixmap(const QPixmap &pix);

  /**
  Sets the label's text font - default is Times,10,Normal,false
  */
  void setFont(const QString family, float size, int weight, bool italic);

  /**
  Sets the label's adjust font size flag - default is false
  */
  void setAdjustFontSize(bool a);

  /**
  Sets the label's horizontal alignment -default is Left
  */
  void setHorizontalAlignment(int a);

  /**
  Sets the label's vertical alignment - default is Top
  */
  void setVerticalAlignment(int a);

  /**
  Sets the label's word wrap flag - default is false
  */
  void setWordWrap(bool state);

  /**
  Sets the label's change height flag
  */
  void setChangeHeight(bool state);

  /**
  Sets the label's function
  */
  void setLabelFunction(const QString &lF);

  /**
  Sets paint function
  */
  void setPaintFunction(const QString &pF);

  /**
  Sets the data
  */
  virtual void setDomNodeData(const QDomNode &nD);

  /**
  Draws the label
  @param  p: Pintor, que pintas con amor
  */
  virtual int draw(FLStylePainter *p);

  /**
  Calculates the height of the drawed object
  */
  virtual int calcHeight(FLStylePainter *p) const;

  /**
  Run-time type information
  */
  virtual int RTTI() const;

private:

  /**
  Copies member data from one object to another.

  Used by the copy constructor and assignment operator
  */
  void copy(const MLabelObject *mLabelObject);

  /** Helper function to draw pixmaps */
  bool drawPixmap(FLStylePainter *p, QPixmap *pixmap);
};

/** Gets the label's text string */
inline bool MLabelObject::getChangeHeight() const
{
  return changeHeight;
}

/** Sets the label's horizontal alignment */
inline void MLabelObject::setHorizontalAlignment(int a)
{
  hAlignment = a;
}

/** Sets the label's vertical alignment */
inline void MLabelObject::setVerticalAlignment(int a)
{
  vAlignment = a;
}

/** Sets the label's word wrap flag */
inline void MLabelObject::setWordWrap(bool state)
{
  wordWrap = state;
}

/** Sets the label's change height flag */
inline void MLabelObject::setChangeHeight(bool state)
{
  changeHeight = state;
}

/** Sets the label's function */
inline void MLabelObject::setLabelFunction(const QString &lF)
{
  labelFunction = lF;
}

inline void MLabelObject::setPaintFunction(const QString &pF)
{
  paintFunction = pF;
}

inline void MLabelObject::setDomNodeData(const QDomNode &nD)
{
  domNodeData = nD;
}

/** Sets the label's adjust font size flag */
inline void MLabelObject::setAdjustFontSize(bool a)
{
  adjustFontSize = a;
}

#endif