/*

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

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Day view control of calendar

*

*/

// System includes

#include <QPainter>

#include <HbColorScheme>

// User includes

#include "calendayeventspane.h"

#include "calendaycommonheaders.h"

/*!

 \class CalenDayEventsPane

 \brief Events pane draws timelines in content view.

 */

/*!

 \brief Constructor

 \param parent The parent of widget

 */

CalenDayEventsPane::CalenDayEventsPane(HbWidget *parent) : HbWidget(parent),

    mDrawTopLine(false)

{

    // Necessary when widget implements own paint method

    setFlag(QGraphicsItem::ItemHasNoContents, false);

    HbDeviceProfile deviceProfile;

    mUnitInPixels = deviceProfile.unitValue();

    mHourLineColor = HbColorScheme::color(KCalenHourLineColor);

    // Set custom dashed pen

    mCustomDashedPen.setWidth(KCalenHourLineThickness);

    QVector<qreal> dashes;

    dashes << KCalenHalfHourLineDashWidth * mUnitInPixels 

        << KCalenHalfHourLineDashWidth * mUnitInPixels;

    mCustomDashedPen.setDashPattern(dashes);

    mCustomDashedPen.setCapStyle(Qt::FlatCap);

    mCustomDashedPen.setColor(mHourLineColor);

}

/*!

 \brief Destructor

 */

CalenDayEventsPane::~CalenDayEventsPane()

{

}

/*!

 \brief Shows/hides a line at top of event pane.

 \param drawTopLine Flag to be set if top line should be drawn.

 */

void CalenDayEventsPane::setDrawTopLine(bool drawTopLine)

{

    mDrawTopLine = drawTopLine;

}

/*!

   \brief It return if top line is drawed.

 */

bool CalenDayEventsPane::isTopLineDrawed() const

{

    return mDrawTopLine;

}

/*!

 \brief Paints the item with given painter.

 \param painter

 \param option

 \param widget

 */

void CalenDayEventsPane::paint(QPainter *painter, 

    const QStyleOptionGraphicsItem *option, QWidget *widget)

{

    Q_UNUSED(widget)

    QRectF drawArea = option->rect;

    const qreal hourLineThickness = KCalenHourLineThickness;

    painter->save();

    // Draw full hour line

    QPen linePen = QPen(mHourLineColor, hourLineThickness * mUnitInPixels);

    painter->setPen(linePen);

    QLineF fullHourLine(drawArea.bottomLeft(), drawArea.bottomRight());

    painter->drawLine(fullHourLine);

    // Draw extra line on top if needed

    if (mDrawTopLine) {

        fullHourLine = QLineF(drawArea.topLeft(), drawArea.topRight());

        painter->drawLine(fullHourLine);

    }

    // Draw half hour line

    painter->setPen(mCustomDashedPen);

    qreal halfHourYPos = drawArea.height() / 2;

    QLineF halfHourLine(drawArea.left(), halfHourYPos, drawArea.right(), halfHourYPos);

    painter->drawLine(halfHourLine);

    painter->restore();

}