/***************************************************************************
    Description          : KPuzzle - A KDE Jigsaw Puzzle Game
    Version              : 0.2
    Copyright            : (C) 2000-2001 by Michael Wand
    EMail                : mwand@gmx.de
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include "main.h"
#include "piecewidget.h"

#include "kpuzzle.h"
#include "kpuzzlegame.h"

#include <qrect.h>

#include <kapp.h>
#include <kconfig.h>

/* Constructor */
CPieceWidget::CPieceWidget(QWidget *parent) : QWidget(parent)
{
	_game = NULL;
}

/* Destructor */
CPieceWidget::~CPieceWidget()
{
}

/* Return a pixmap of the current piece, appropiately turned. */
QPixmap* CPieceWidget::currentPiece() const
{
	return _game->currentPieceTurned();
}

/* Rectangle in which the piece should be drawn
 * (necessary for centering the piece).
 */
QRect CPieceWidget::getPieceDrawRect() const
{
	QSize sz = _game->pieceSizeDisp();
	QSize own = this->size();
	own -= sz;
	own /= 2;
	QRect rct(own.width(),own.height(),sz.width(),sz.height());
	return rct;

}

/* Paint the widget. */
void CPieceWidget::paintEvent(QPaintEvent*)
{
	/* The piece pixmap returned by currentPiece 
	 * is already appropiately turned. */
	bitBlt(this,0,0,currentPiece(),0,0,_game->pieceSizeDisp().width(),
		_game->pieceSizeDisp().height());
}

/* The slot for the "Next Piece" button under
 * this widget.
 */
void CPieceWidget::slotNextClicked()
{
	if (_game->setNextPiece()) update();
}

/* The slot for the "Previous Piece" button over
 * this widget.
 */
void CPieceWidget::slotPrevClicked()
{
	if (_game->setPrevPiece()) update();
}

/* The slot for the first "Turn" button to the
 * left of this widget.
 */
void CPieceWidget::slotTurn1Clicked()
{
	/* The user may set whether this button should
	 * turn or flip the piece. */
	if (KGlobal::config()->readBoolEntry("TurnPiecesAround",
		SV_TURN_PIECES_AROUND))
		_game->turnCW();
	else
		_game->changeLRTurn();
	update();
}

/* The slot for the second "Turn" button to the
 * left of this widget.
 */
void CPieceWidget::slotTurn2Clicked()
{
	if (KGlobal::config()->readBoolEntry("TurnPiecesAround",
		SV_TURN_PIECES_AROUND))
		_game->turnCCW();
	else
		_game->changeUDTurn();
	update();
}