/*
 *  dlg_rotateimage.cc - part of KimageShop^WKrayon^WKrita
 *
 *  Copyright (c) 2004 Michael Thaler <michael.thaler@physik.tu-muenchen.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.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

#include <config.h>

#include <math.h>

#include <iostream>

using namespace std;

#include <qgroupbox.h>
#include <qradiobutton.h>
#include <qcheckbox.h>
#include <qlabel.h>

#include <klocale.h>
#include <knuminput.h>
#include <kdebug.h>

#include "dlg_rotateimage.h"
#include "wdg_rotateimage.h"


DlgRotateImage::DlgRotateImage( QWidget *  parent,
			    const char * name)
	: super (parent, name, true, i18n("Rotate Image"), Ok | Cancel, Ok)
{
	m_lock = false;

	m_page = new WdgRotateImage(this, "rotate_image");
	Q_CHECK_PTR(m_page);

	setMainWidget(m_page);
	resize(m_page -> sizeHint());

	connect(this, SIGNAL(okClicked()),
		this, SLOT(okClicked()));

}

DlgRotateImage::~DlgRotateImage()
{
	delete m_page;
}

void DlgRotateImage::setAngle(Q_UINT32 angle)
{
	if (angle == 90) {
		m_page -> radio90 -> setChecked(true);
	}
	else if (angle == 180) {
		m_page -> radio180 -> setChecked(true);
	}
	else if (angle == 270) {
		m_page -> radio270 -> setChecked(true);
	}
	else {
		m_page -> radioCustom -> setChecked(true);
		m_page -> intCustom -> setValue(angle);
	}

	if (m_oldAngle != angle)
		resetPreview();
	
	m_oldAngle = angle;
 
}
 
Q_INT32 DlgRotateImage::angle()
{
	double angle = 0;
	if (m_page -> radio90 -> isChecked()) {
		angle = 90;
	}
	else if (m_page -> radio180 -> isChecked()) {
		angle = 180;
	}
	else if (m_page -> radio270 -> isChecked()) {
		angle = 270;
	}
	else {
		angle = qRound(m_page -> intCustom -> value());
	}
	if (m_page -> radioCW -> isChecked()) {
		return angle;
	}
	else {
		return -angle;
	}
}

void DlgRotateImage::setDirection (enumRotationDirection direction)
{
	if (direction == CLOCKWISE) {
		m_page -> radioCW -> setChecked(true);
	}
	else if (direction== COUNTERCLOCKWISE) {
		m_page -> radioCCW -> setChecked(true);
	}
}

enumRotationDirection DlgRotateImage::direction()
{
	if (m_page -> radioCCW -> isChecked()) {
		return COUNTERCLOCKWISE;
	}
	else {
		return CLOCKWISE;
	}
}

void DlgRotateImage::okClicked()
{
	accept();
}

void DlgRotateImage::resetPreview()
{
	// Code to update preview here.
}

#include "dlg_rotateimage.moc"
