/*
For general Scribus (>=1.3.2) copyright and licensing information please refer
to the COPYING file provided with the program. Following this notice may exist
a copyright and/or license notice that predates the release of Scribus 1.3.2
for which a new license (GPL+exception) is in place.
*/
/***************************************************************************
                          rulermover.cpp  -  description
                             -------------------
    begin                : Sun Jul 24 2005
    copyright            : (C) 2005 by Franz Schmid
    email                : Franz.Schmid@altmuehlnet.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 "rulermover.h"

#include <QApplication>
#include <QCursor>
#include <QMenu>
#include <QPixmap>
#include <QPalette>
#include <QWidget>

#include "canvasgesture_rulermove.h"
#include "iconmanager.h"
#include "scraction.h"
#include "scribus.h"
#include "scribusapp.h"
#include "scribusdoc.h"
#include "scribusview.h"
#include "ui/guidemanager.h"


RulerMover::RulerMover(ScribusView *pa) : QWidget(pa), m_currView(pa)
{
	setBackgroundRole(QPalette::Window);
	setAutoFillBackground(true);
	iconSetChange();
	m_rulerGesture = new RulerGesture(m_currView, RulerGesture::ORIGIN);

	connect( ScQApp, SIGNAL(iconSetChanged()), this, SLOT(iconSetChange()) );
}

void RulerMover::mouseDoubleClickEvent(QMouseEvent *)
{
	m_currView->m_doc->rulerXoffset = 0;
	m_currView->m_doc->rulerYoffset = 0;
	m_currView->DrawNew();
}

void RulerMover::mousePressEvent(QMouseEvent *m)
{
	if (m->button() == Qt::LeftButton)
	{
		m_mousePressed = true;
		QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));
		m_currView->startGesture(m_rulerGesture);
		m_currView->registerMousePress(m->globalPosition());
	}
	QWidget::mousePressEvent(m);
}

void RulerMover::mouseReleaseEvent(QMouseEvent *m)
{
	QApplication::restoreOverrideCursor();
	if (m_mousePressed)
	{
		m_rulerGesture->mouseReleaseEvent(m);
		m_mousePressed = false;
	}
	else if (m->button() == Qt::RightButton)
	{
		QMenu *pmen = new QMenu();
		QMenu *pmen2 = nullptr;
		pmen->addAction( tr("Reset Rulers"), this, SLOT(resetRulers()));
		pmen->addAction(m_currView->m_doc->scMW()->scrActions["viewRulerMode"]);
		if (m_currView->m_doc->guidesPrefs().rulerMode)
		{
			pmen2 = new QMenu();
			if (pmen2)
			{
				pmen2->setTitle( tr("Move on current Page"));
				pmen2->addAction( tr("Origin at Top Left"), this, SLOT(resetRulers()));
				pmen2->addAction( tr("Origin at Top Right"), this, SLOT(moveRulerTopRight()));
				pmen2->addAction( tr("Origin at Bottom Left"), this, SLOT(moveRulerBottomLeft()));
				pmen2->addAction( tr("Origin at Bottom Right"), this, SLOT(moveRulerBottomRight()));
				pmen2->addAction( tr("Origin at Center"), this, SLOT(moveRulerCenter()));
				pmen2->addAction( tr("Origin at Top Center"), this, SLOT(moveRulerTopCenter()));
				pmen2->addAction( tr("Origin at Bottom Center"), this, SLOT(moveRulerBottomCenter()));
				pmen->addMenu(pmen2);
			}
		}
		pmen->exec(QCursor::pos());
		delete pmen;
		delete pmen2;
	}
	if (m_currView->m_doc->guidesPrefs().guidesShown)
		m_currView->m_doc->scMW()->guidePalette->setupPage();
	QWidget::mouseReleaseEvent(m);
}

void RulerMover::mouseMoveEvent(QMouseEvent *m)
{
	if (m_mousePressed)
		m_rulerGesture->mouseMoveEvent(m);
	QWidget::mouseMoveEvent(m);
}

void RulerMover::resetRulers()
{
	m_currView->m_doc->rulerXoffset = 0;
	m_currView->m_doc->rulerYoffset = 0;
	m_currView->DrawNew();
}

void RulerMover::moveRulerTopRight()
{
	m_currView->m_doc->rulerXoffset = m_currView->m_doc->currentPage()->width();
	m_currView->m_doc->rulerYoffset = 0;
	m_currView->DrawNew();
}

void RulerMover::moveRulerBottomLeft()
{
	m_currView->m_doc->rulerXoffset = 0;
	m_currView->m_doc->rulerYoffset = m_currView->m_doc->currentPage()->height();
	m_currView->DrawNew();
}

void RulerMover::moveRulerBottomRight()
{
	m_currView->m_doc->rulerXoffset = m_currView->m_doc->currentPage()->width();
	m_currView->m_doc->rulerYoffset = m_currView->m_doc->currentPage()->height();
	m_currView->DrawNew();
}

void RulerMover::moveRulerCenter()
{
	m_currView->m_doc->rulerXoffset = m_currView->m_doc->currentPage()->width() / 2.0;
	m_currView->m_doc->rulerYoffset = m_currView->m_doc->currentPage()->height() / 2.0;
	m_currView->DrawNew();
}

void RulerMover::moveRulerTopCenter()
{
	m_currView->m_doc->rulerXoffset = m_currView->m_doc->currentPage()->width() / 2.0;
	m_currView->m_doc->rulerYoffset = 0;
	m_currView->DrawNew();
}

void RulerMover::moveRulerBottomCenter()
{
	m_currView->m_doc->rulerXoffset = m_currView->m_doc->currentPage()->width() / 2.0;
	m_currView->m_doc->rulerYoffset = m_currView->m_doc->currentPage()->height();
	m_currView->DrawNew();
}

void RulerMover::iconSetChange()
{
	QPalette palette;
	//palette.setBrush(QPalette::Window, QColor(240, 240, 240));
	palette.setBrush(backgroundRole(), QBrush(IconManager::instance().loadPixmap("mover")));
	setPalette(palette);
}

