/*
 * Hydrogen
 * Copyright(c) 2002-2007 by Alex >Comix< Cominu [comix@users.sourceforge.net]
 * http://www.hydrogen-music.org
 * Copyright 2007 Stéphane Brunner <stephane.brunner@gmail.com>
 *
 * 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 St, Fifth Floor, Boston,
 * MA 02110-1301, USA.
 */

#include "PixmapWidget.h"

#include <QtGui/QPainter>
#include <QtCore/QCoreApplication>
#include <QtCore/QDebug>

namespace LiveMix
{

PixmapWidget::PixmapWidget(QWidget *pParent)
        : QWidget(pParent)
        , m_sPixmapPath("")
        , __expand_horiz(false)
{
    // draw the background: slower but useful with transparent images!
    //setAttribute(Qt::WA_NoBackground);
    __color = QColor(200, 0, 0);
}


PixmapWidget::~PixmapWidget()
{}


void PixmapWidget::setColor(const QColor& color)
{
    if (__color == color) {
        return;
    }
    __color = color;
    update();
}


void PixmapWidget::setPixmap(QString sPixmapPath, bool expand_horiz)
{
    if (m_sPixmapPath == sPixmapPath) {
        return;
    }
    m_sPixmapPath = sPixmapPath;
    __expand_horiz = expand_horiz;

    bool ok = m_pixmap.load(":/data/" + sPixmapPath);
    if (!ok) {
        qDebug() << "error loading: " << ":/data/" + sPixmapPath;
    }

    resize(m_pixmap.width(), m_pixmap.height());
    update();
}


void PixmapWidget::paintEvent(QPaintEvent* ev)
{
    QWidget::paintEvent(ev);

    QPainter painter(this);
    if (m_pixmap.isNull()) {
        painter.fillRect(ev->rect(), __color);
    } else {
        if (__expand_horiz) {
            static int w = 10;
            static int h = m_pixmap.height();

            // central section, scaled
            painter.drawPixmap(QRect(w, 0, width() - w * 2, h), m_pixmap, QRect(10, 0, w, h));

            // left side
            painter.drawPixmap(QRect(0, 0, w, h), m_pixmap, QRect(0, 0, w, h));

            // right side
            painter.drawPixmap(QRect(width() - w, 0, w, h), m_pixmap, QRect(m_pixmap.width() - w, 0, w, h));
        } else {
            painter.drawPixmap(ev->rect(), m_pixmap, ev->rect());
        }
    }

}

}
; //LiveMix