#include <QPainter>

#include <QImage>

#include <QGraphicsScene>

#include <hbstyleloader.h>

const qreal WIDGET_WIDTH = 300;

const qreal WIDGET_HEIGHT = 1000;

    void testSetGetDateTime();

    void testScrollToHour();

    void testscrollVertically();

    HbStyleLoader::registerFilePath(":/calendayhourelement.css");

    HbStyleLoader::registerFilePath(":/calendayhourelement.widgetml");

    HbStyleLoader::registerFilePath(":/calendayitem.css");

    HbStyleLoader::registerFilePath(":/calendayitem.widgetml");

    HbStyleLoader::registerFilePath(":/calendayeventspane.css");

/*!

   \brief It test seting and geting datetime.

   1. Test first setting datetime

   2. Test datetime after change 

 */

void TestCalenDayHourScrollArea::testSetGetDateTime()

{

    QDateTime testValue(QDate(2010,06,29),QTime(8,42,10));

    //1)

    mHourScrollArea->setDateTime(testValue);

    QCOMPARE(mHourScrollArea->dateTime(),testValue);

    //2)

    testValue = QDateTime(QDate(2011,7,30),QTime(9,43,11));

    mHourScrollArea->setDateTime(testValue);

    QCOMPARE(mHourScrollArea->dateTime(),testValue);

}

/*!

   \brief It test scrolling to given hour.

   To draw result on image uncomment SAVE_IMAGES in pro file

   1. Test scroll to 0h

   2. Test scroll to 12h

   3. Test scroll to 20h

 */

void TestCalenDayHourScrollArea::testScrollToHour()

{

    mHourScrollArea->resize(WIDGET_WIDTH,WIDGET_HEIGHT);

    QGraphicsScene scene;

    scene.addItem(mHourScrollArea);

    QDateTime testValue(QDate(2010,06,29),QTime(8,42,10));

    mHourScrollArea->setDateTime(testValue);

    //resize widget to be bigger than (0,0)

    QSize size = mHourScrollArea->size().toSize();

    //create image that will simulate widget where painting should be done

    QPixmap img(size);

    //create painter which will be used to paint

    QPainter painter;    

    //0

    mHourScrollArea->scrollToHour(0);

    painter.begin(&img);

    painter.setRenderHint(QPainter::Antialiasing);

    //fill image with white color to have better filings with look of "paper"

    painter.fillRect(0,0,size.width(),size.height(),QColor(Qt::gray));

    scene.render(&painter);

    painter.end();

#ifdef SAVE_IMAGES

    //save drawed image

    img.save("c:/unittest/TestCalenDayHourScrollArea_testScrollToHour_0.png");

#endif

    //1

    mHourScrollArea->scrollToHour(12);

    painter.begin(&img);

    painter.setRenderHint(QPainter::Antialiasing);

    painter.fillRect(0,0,size.width(),size.height(),QColor(Qt::gray));

    scene.render(&painter);

    painter.end();

#ifdef SAVE_IMAGES

    //save drawed image

    img.save("c:/unittest/TestCalenDayHourScrollArea_testScrollToHour_12.png");

#endif    

    //2

    mHourScrollArea->scrollToHour(20);

    painter.begin(&img);

    painter.setRenderHint(QPainter::Antialiasing);

    painter.fillRect(0,0,size.width(),size.height(),QColor(Qt::gray));

    scene.render(&painter);

    painter.end();

#ifdef SAVE_IMAGES

    //save drawed image

    img.save("c:/unittest/TestCalenDayHourScrollArea_testScrollToHour_20.png");

#endif

    scene.removeItem(mHourScrollArea);

}

/*!

   \brief It test scrolling to vertical position.

   To draw result on image uncomment SAVE_IMAGES in pro file

   1. Test scroll to QPoint(0,250)

   2. Test scroll to QPoint(0,500)

   3. Test scroll to QPoint(0,2000)

 */

void TestCalenDayHourScrollArea::testscrollVertically()

{

    mHourScrollArea->resize(WIDGET_WIDTH,WIDGET_HEIGHT);

    QGraphicsScene scene;

    scene.addItem(mHourScrollArea);

    QDateTime testValue(QDate(2010,06,29),QTime(8,42,10));

    mHourScrollArea->setDateTime(testValue);

    //resize widget to be bigger than (0,0)

    QSize size = mHourScrollArea->size().toSize();

    //create image that will simulate widget where painting should be done

    QPixmap img(size);

    //create painter which will be used to paint

    QPainter painter;

    //0

    mHourScrollArea->scrollVertically(QPoint(10,250));

    painter.begin(&img);

    painter.setRenderHint(QPainter::Antialiasing);

    painter.fillRect(0,0,size.width(),size.height(),QColor(Qt::gray));

    scene.render(&painter);

    painter.end();

#ifdef SAVE_IMAGES

    //save drawed image

    img.save("c:/unittest/TestCalenDayHourScrollArea_testscrollVertically_250.png");

#endif

    //1

    mHourScrollArea->scrollVertically(QPoint(10,500));

    painter.begin(&img);

    painter.setRenderHint(QPainter::Antialiasing);

    painter.fillRect(0,0,size.width(),size.height(),QColor(Qt::gray));

    scene.render(&painter);

    painter.end();

#ifdef SAVE_IMAGES

    //save drawed image

    img.save("c:/unittest/TestCalenDayHourScrollArea_testscrollVertically_500.png");

#endif    

    //2

    mHourScrollArea->scrollVertically(QPoint(10,2000));

    painter.begin(&img);

    painter.setRenderHint(QPainter::Antialiasing);

    painter.fillRect(0,0,size.width(),size.height(),QColor(Qt::gray));

    scene.render(&painter);

    painter.end();

#ifdef SAVE_IMAGES

    //save drawed image

    img.save("c:/unittest/TestCalenDayHourScrollArea_testscrollVertically_2000.png");

#endif

    scene.removeItem(mHourScrollArea);

}