/***************************************************************************
 *   Copyright (C) 2002-2003 Andi Peredri                                  *
 *   andi@ukr.net                                                          *
 *                                                                         *
 *   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 "pdn.h"
#include "pdnpreview.h"

#include <qlayout.h>


PdnPreview::PdnPreview(QWidget* parent)
    : QFrame(parent)
{
    pdn = 0;
    setFont(QFont(font().family(), 10));


    // layout
    QGridLayout* grid = new QGridLayout(this, 7, 2, 5, 0);
    grid->addMultiCellWidget(m_event = new QLabel(this), 0, 1, 0, 1);
    grid->addWidget(new QLabel(tr("White")+":", this), 2, 0);
    grid->addWidget(m_white = new QLabel(this), 2, 1);
    grid->addWidget(new QLabel(tr("Black")+":", this), 3, 0);
    grid->addWidget(m_black = new QLabel(this), 3, 1);
    grid->addMultiCellWidget(m_type = new QLabel(this), 4, 4, 0, 1);
    grid->addMultiCellWidget(lb = new QListBox(this), 5, 5, 0, 1);
    grid->addMultiCellWidget(m_boardonly = new QCheckBox(tr("Open board only"),
		this), 6, 6, 0, 1);

    m_event->setAlignment(Qt::AlignCenter | Qt::WordBreak);
    m_event->setFont(QFont(font().family(), font().pointSize(), QFont::Bold));

    m_type->setAlignment(Qt::AlignCenter | Qt::WordBreak);
    m_type->setFont(QFont(font().family(), font().pointSize(), QFont::Bold));

    lb->setVScrollBarMode(QScrollView::AlwaysOn);
    connect(lb, SIGNAL(highlighted(int)), this, SLOT(slotInfo(int)));
    connect(lb, SIGNAL(selected(int)), this, SIGNAL(selected(int)));

    m_boardonly->setChecked(true);
    m_boardonly->setEnabled(false);
}


PdnPreview::~PdnPreview()
{
    if(pdn)
	delete pdn;
}


void PdnPreview::previewUrl(const QUrl& url)
{
    lb->clear();

    if(pdn)
	delete pdn;

    pdn = new Pdn;
    pdn->open(url.path());

    QPixmap pixmap = QPixmap::fromMimeSource("logo.png");

    for(int i=1; i <= pdn->count(); i++)
	lb->insertItem(pixmap, QString::number(i));
}


void PdnPreview::slotInfo(int id)
{
    if(pdn->parse(id)) {
	m_event->setText(pdn->get(Pdn::Event));
	m_white->setText(pdn->get(Pdn::White)+(pdn->isWhite() ? "*" : ""));
	m_black->setText(pdn->get(Pdn::Black)+(pdn->isWhite() ? ""  : "*"));

	int type = pdn->get(Pdn::Type).toInt();
	m_type->setText(typeToString(type));

    } else {
	m_event->clear();
	m_white->clear();
	m_black->clear();
	m_type->setText(tr("No preview available."));
    }
}



QString PdnPreview::typeToString(int type)
{
    switch(type) {
    case ENGLISH:	return tr("English draughts");
    case RUSSIAN:	return tr("Russian draughts");
    };

    return tr("Unknown game type");
}