1 /*

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

     3  * All rights reserved.

     4  * This component and the accompanying materials are made available

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

     6  * which accompanies this distribution, and is available

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

     8  *

     9  * Initial Contributors:

    10  * Nokia Corporation - initial contribution.

    11  *

    12  * Contributors:

    13  *

    14  * Description:  Day view control of calendar

    15  *

    16  */

    17 

    18 // System includes

    19 #include <QGraphicsLinearLayout>

    20 #include <QPainter>

    21 #include <HbTextItem>

    22 #include <HbStyle>

    23 #include <HbColorScheme>

    24 #include <HbFontSpec>

    25 #include <HbExtendedLocale>

    26 

    27 // User includes

    28 #include "calendayhourelement.h"

    29 #include "calendaycontainer.h"

    30 #include "calendayhourscrollarea.h"

    31 

    32 // Constants

    33 /*!

    34  \brief Time format is: [0-9][0-9]:[0-9][0-9]

    35  */

    36 const int KCalenTimeFormatLength = 5;

    37 

    38 /*!

    39  \class CalenDayHourElement

    40  \brief Hour element widget for Calendar's Day View

    41  */

    42 

    43 /*!

    44  \brief Constructor

    45  

    46  \param time Time assigned to widget

    47  \param parent Widget's parent

    48  */

    49 CalenDayHourElement::CalenDayHourElement(

    50     const QTime &time,

    51     QGraphicsItem *parent) :

    52     HbWidget(parent), mHour(time)

    53 {

    54     // Necessary when widget implements own paint method

    55     setFlag(QGraphicsItem::ItemHasNoContents, false);

    56 

    57     HbDeviceProfile deviceProfile;

    58     mUnitInPixels = deviceProfile.unitValue();

    59 

    60     // Initialize hour line color

    61     mHourLineColor = HbColorScheme::color(KCalenHourLineColor);

    62 

    63     // Create text items

    64     HbExtendedLocale systemLocale = HbExtendedLocale::system();

    65 

    66     // Get current time format and (if there's a need) separate time from am/pm text

    67     QChar timeSeparator = ' ';

    68     QStringList timeTextList = systemLocale.format(time,

    69         r_qtn_time_usual_with_zero).split(timeSeparator);

    70 

    71     // If needed, prepend '0' to get proper time format: [0-9][0-9]:[0-9][0-9]

    72     QString timeString = timeTextList[0];

    73     if (timeString.length() < KCalenTimeFormatLength) {

    74         timeString.prepend('0');

    75     }

    76 

    77     QString ampmString = "";

    78     if (timeTextList.count() > 1) {

    79         ampmString = timeTextList[1].toLower();

    80     }

    81 

    82     HbTextItem* timeTextItem = new HbTextItem(timeString, this);

    83     HbTextItem* ampmTextItem = new HbTextItem(ampmString, this);

    84 

    85     HbStyle::setItemName(timeTextItem, QLatin1String("time"));

    86     HbStyle::setItemName(ampmTextItem, QLatin1String("ampm"));

    87 

    88     // Parent container is needed to update widget's time

    89     mContainer = static_cast<CalenDayHourScrollArea*> (parent);

    90 }

    91 

    92 /*!

    93  \brief Destructor

    94  */

    95 CalenDayHourElement::~CalenDayHourElement()

    96 {

    97 

    98 }

    99 

   100 /*!

   101  \brief Customized paint() function

   102  

   103  \param painter Painter

   104  \param option Style option

   105  \param widget

   106  */

   107 void CalenDayHourElement::paint(

   108     QPainter *painter,

   109     const QStyleOptionGraphicsItem *option,

   110     QWidget *widget)

   111 {

   112     Q_UNUSED(widget);

   113 

   114     painter->save();

   115     

   116     QRectF drawArea = option->rect;

   117 

   118     // Draw full hour line

   119     QPen linePen = QPen(mHourLineColor, KCalenHourLineThickness * mUnitInPixels);

   120     painter->setPen(linePen);

   121     

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

   123     painter->drawLine(fullHourLine);

   124 

   125     // Draw extra line on top for midnight

   126     if (mHour.hour() == 0) {

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

   128         painter->drawLine(fullHourLine);

   129     }

   130 

   131     QDateTime currentDateTime = QDateTime::currentDateTime();

   132 

   133     // Draw the time line in theme color

   134     if (mContainer) {

   135         QDateTime containersDateTime = mContainer->dateTime();

   136 

   137         if (currentDateTime.date() == containersDateTime.date()

   138             && currentDateTime.time().hour() == mHour.hour()) {

   139 

   140             qreal currentTimeY = drawArea.height()

   141                 * currentDateTime.time().minute() / 60;

   142 

   143             QColor color = HbColorScheme::color(KCalenTimeLineColor);

   144             painter->setPen(QPen(color, KCalenCurrentTimeLineThickness

   145                 * mUnitInPixels, Qt::SolidLine, Qt::FlatCap));

   146             QLineF currentTimeline(drawArea.left(), drawArea.top() + currentTimeY,

   147                     drawArea.right(), drawArea.top() + currentTimeY);

   148             painter->drawLine(currentTimeline);

   149         }

   150     }

   151 

   152     painter->restore();

   153 }

   154 

   155 /*!

   156  \brief Sets time for hour element.

   157  

   158  \param time Time to be set for hour element

   159  */

   160 void CalenDayHourElement::setTime(const QTime &time)

   161 {

   162     mHour = time;

   163 }

   164 

   165 /*!

   166  \brief Returns time of hour element.

   167  

   168  \return Time of hour element

   169  */

   170 QTime CalenDayHourElement::time() const

   171 {

   172     return mHour;

   173 }

   174 

   175 // End of File