/******************************************************************/
/* KPresenter - (c) by Reginald Stadlbauer 1997-1998              */
/* Version: 0.1.0                                                 */
/* Author: Reginald Stadlbauer                                    */
/* E-Mail: reggie@kde.org                                         */
/* Homepage: http://boch35.kfunigraz.ac.at/~rs                    */
/* needs c++ library Qt (http://www.troll.no)                     */
/* needs mico (http://diamant.vsb.cs.uni-frankfurt.de/~mico/)     */
/* needs OpenParts and Kom (weis@kde.org)                         */
/* written for KDE (http://www.kde.org)                           */
/* License: GNU GPL                                               */
/******************************************************************/
/* Module: Shadow Command                                         */
/******************************************************************/

#include "kpresenter_doc.h"
#include "shadowcmd.h"
#include "shadowcmd.moc"

/******************************************************************/
/* Class: ShadowCmd                                               */
/******************************************************************/

/*======================== constructor ===========================*/
ShadowCmd::ShadowCmd(QString _name,QList<ShadowValues> &_oldShadow,ShadowValues _newShadow,
		     QList<KPObject> &_objects,KPresenterDoc *_doc)
  : Command(_name), oldShadow(_oldShadow), objects(_objects)
{
  objects.setAutoDelete(false);
  oldShadow.setAutoDelete(false);
  doc = _doc;
  newShadow = _newShadow;

  for (unsigned int i = 0;i < objects.count();i++)
    objects.at(i)->incCmdRef();
}

/*======================== destructor ============================*/
ShadowCmd::~ShadowCmd()
{
  for (unsigned int i = 0;i < objects.count();i++)
    objects.at(i)->decCmdRef();
  oldShadow.setAutoDelete(true);
  oldShadow.clear();
}

/*====================== execute =================================*/
void ShadowCmd::execute()
{
  for (unsigned int i = 0;i < objects.count();i++)
    {
      objects.at(i)->setShadowDistance(newShadow.shadowDistance);
      objects.at(i)->setShadowDirection(newShadow.shadowDirection);
      objects.at(i)->setShadowColor(newShadow.shadowColor);
    }
  doc->repaint(false);
}

/*====================== unexecute ===============================*/
void ShadowCmd::unexecute()
{
  for (unsigned int i = 0;i < objects.count();i++)
    {
      objects.at(i)->setShadowDistance(oldShadow.at(i)->shadowDistance);
      objects.at(i)->setShadowDirection(oldShadow.at(i)->shadowDirection);
      objects.at(i)->setShadowColor(oldShadow.at(i)->shadowColor);
    }
  doc->repaint(false);
}