/*

* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

*

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU Lesser General Public License as published by

* the Free Software Foundation, version 2.1 of the License.

*

* 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 Lesser General Public License for more details.

*

* You should have received a copy of the GNU Lesser General Public License

* along with this program.  If not,

* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/".

*

* Description:

*

*/

#include <QtGui>

#include "ProgressBarItem.h"

#include "GWebContentView.h"

#include "ContentViewDelegate.h"

#include "ChromeSnippet.h"

#include "webpagecontroller.h"

#include <QDebug>

namespace GVA {

  ProgressBarItem::ProgressBarItem(ChromeSnippet * snippet, QGraphicsItem* parent)

    : NativeChromeItem(snippet, parent),

      m_progress(0)

  {

    //Set indicator color from element css

    QString cssColor = m_snippet->element().styleProperty("color", QWebElement::ComputedStyle);

    CSSToQColor(cssColor, m_color);

    connectAll();

  }

  ProgressBarItem:: ~ProgressBarItem()

  {

  }

  void ProgressBarItem::onProgress(int progress)

  {

      setProgress(((qreal)progress)/100);

  }

  void ProgressBarItem::setProgress(qreal progress)

  {

    //QApplication::processEvents(QEventLoop::ExcludeSocketNotifiers);

    //qDebug() << "ProgressBarItem::onProgress: " << progress;

    if (m_progress != progress){

      m_progress = progress;

      update();

    }

  }

  void ProgressBarItem::onStart() {

    onProgress(0);

  }

  void ProgressBarItem::onFinished(bool ok) {

    Q_UNUSED(ok)

    onProgress(0);

  }

  void ProgressBarItem::paint(QPainter* painter, const QStyleOptionGraphicsItem* opt, QWidget* widget)

  {

    Q_UNUSED(opt)

    Q_UNUSED(widget)

    //painter->fillRect(QRectF(0,0, geometry().width(), geometry().height()), Qt::blue);

    if (m_progress > 0) {

        QSizeF s = size();

        qreal minWidth = s.width()/10;

        painter->fillRect(QRectF(0,0, minWidth + (s.width() - minWidth)*m_progress, s.height()), m_color);

    }

    NativeChromeItem::paint(painter, opt, widget);

  }

  void ProgressBarItem::connectAll() {

    WebPageController* pageController = WebPageController::getSingleton();

    if (pageController){

      connect(pageController, SIGNAL(loadStarted()), this, SLOT(onStart()));

      connect(pageController, SIGNAL(loadProgress(int)), this, SLOT(onProgress(int)));

      connect(pageController, SIGNAL(loadFinished(bool)), this, SLOT(onFinished(bool)));

    }

  }

} // end of namespace GVA