/****************************************************************
 * This file is distributed under the following license:
 *
 * Copyright (c) 2010, RetroShare Team
 *
 *  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., 51 Franklin Street, Fifth Floor, 
 *  Boston, MA  02110-1301, USA.
 ****************************************************************/

#include <QColor>
#include <QSettings>

#include "RSStyle.h"
#include "StyleDialog.h"

RSStyle::RSStyle()
{
	styleType = STYLETYPE_NONE;
}

/*static*/ int RSStyle::neededColors(StyleType styleType)
{
	switch (styleType) {
	case STYLETYPE_NONE:
		return 0;
	case STYLETYPE_SOLID:
		return 1;
	case STYLETYPE_GRADIENT:
		return 2;
	}

	return 0;
}

QString RSStyle::getStyleSheet() const
{
	QString sheet;

	switch (styleType) {
	case STYLETYPE_NONE:
		break;
	case STYLETYPE_SOLID:
		sheet = "background-color: <color1>";
		break;
	case STYLETYPE_GRADIENT:
		sheet = "background-color: qlineargradient(x1:0, y1:0, x2:0, y2:1,stop:0 <color1>, stop:1 <color2>);";
		break;
	}

	if (sheet.isEmpty() == false) {
		/* Replace colors */
		for (int i = 0; i < colors.size(); i++) {
			sheet.replace(QString("<color%1>").arg(i + 1), colors[i].name());
		}
	}

	return sheet;
}

bool RSStyle::showDialog(QWidget *parent)
{
	StyleDialog dlg(*this, parent);
	int result = dlg.exec();
	if (result == QDialog::Accepted) {
		dlg.getStyle(*this);
		return true;
	}

	return false;
}

void RSStyle::readSetting (QSettings &settings)
{
	int type = (StyleType) settings.value("styleType").toInt();
	if (type >= 0 && type <= STYLETYPE_MAX) {
		styleType = (StyleType) type;
	} else {
		styleType = STYLETYPE_NONE;
	}

	colors.empty();

	int size = settings.beginReadArray("colors");
	for (int i = 0; i < size; i++) {
		settings.setArrayIndex(i);
		colors.append(QColor(settings.value("value").toString()));
	}
	settings.endArray();
}

void RSStyle::writeSetting (QSettings &settings)
{
	settings.setValue("styleType", styleType);

	settings.beginWriteArray("colors");
	int size = colors.size();
	for (int i = 0; i < size; i++) {
		settings.setArrayIndex(i);
		settings.setValue("value", colors[i].name());
	}
	settings.endArray();
}