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    41 

    42 #include <QGraphicsView>

    43 #include <QStyleOptionGraphicsItem>

    44 #include <QGraphicsSceneResizeEvent>

    45 #include <QPixmap>

    46 #include <QFont>

    47 

    48 #include "themeevent.h"

    49 #include "theme.h"

    50 #include "topbar.h"

    51 #include "mainview.h"

    52 

    53 TopBar::TopBar(QGraphicsView* mainView, QGraphicsWidget* parent) :

    54     GvbWidget(parent), m_mainView(mainView), m_isLimeTheme(false),

    55     m_orientation(TopBar::None), m_topBarPixmap(), m_sizesBlue(), m_sizesLime()

    56 {

    57     setDefaultSizes();

    58     

    59     m_titleFont = Theme::p()->font(Theme::TitleBar);

    60     m_statusFont = Theme::p()->font(Theme::StatusBar);

    61 

    62     connect(Theme::p(), SIGNAL(themeChanged()), this, SLOT(themeChange()));

    63 }

    64 

    65 TopBar::~TopBar()

    66 {

    67 }

    68 

    69 void TopBar::resizeEvent(QGraphicsSceneResizeEvent* /*event*/)

    70 {

    71     //Check orientation

    72     QString topbarName;

    73     QSize mainViewSize = m_mainView->size();

    74     int rotationAngle = static_cast<MainView*>(m_mainView)->rotationAngle(); 

    75     if(rotationAngle == 90 || rotationAngle == 270 ) {

    76        int wd = mainViewSize.width();

    77        int ht = mainViewSize.height();

    78        mainViewSize.setWidth(ht);

    79        mainViewSize.setHeight(wd);

    80     }

    81     bool m_orientationChanged = false;

    82     if(mainViewSize.height() >= mainViewSize.width()) {

    83         if(m_orientation == TopBar::Landscape)

    84             m_orientationChanged = true;

    85         m_orientation = TopBar::Portrait;

    86         topbarName = "topbar.svg";

    87     }

    88     else {

    89         if(m_orientation == TopBar::Portrait)

    90             m_orientationChanged = true;

    91         m_orientation = TopBar::Landscape;

    92         topbarName = "topbar_horisontal.svg";

    93     }

    94     

    95     //Calculate new size, resize by height, don't make it wider than the screen

    96     QHash<QString, QSize>sizes = (Theme::p()->theme() == Theme::Blue) ? 

    97         m_sizesBlue : m_sizesLime;

    98     

    99     //Get current size for topbarpixmap

   100     QSize currentSize = !m_topBarPixmap.isNull() && !m_orientationChanged ? 

   101             m_topBarPixmap.size() : sizes[topbarName];

   102     QSize newSize = !m_orientationChanged ? QSize(currentSize) : sizes[topbarName];

   103     

   104     //Scale according to aspect ratio

   105     newSize.scale(size().toSize(), Qt::KeepAspectRatio);

   106     

   107     //fix width to window widht if previous scaling produced too narrow image

   108     if(newSize.width() < size().width()) {

   109         newSize.scale(size().toSize(), Qt::KeepAspectRatioByExpanding);

   110     }

   111     

   112     //Calculate scaling factor for rest of the graphics scaling

   113     qreal scaleFactor = (newSize.width() *1.0) / (currentSize.width() * 1.0);

   114     

   115     //Scale graphics, if the scalefactor applies

   116     //This is really heavy since the SVG graphics are read again from the resource

   117     if(scaleFactor != 1 || m_topBarPixmap.isNull() )  {

   118         m_topBarPixmap = Theme::p()->pixmap(topbarName, newSize );

   119         m_topBarUserIcon = Theme::p()->pixmap("user_default_icon.svg", 

   120                 !m_topBarUserIcon.isNull() && !m_orientationChanged ? m_topBarUserIcon.size()* scaleFactor : sizes["user_default_icon.svg"] * scaleFactor);

   121         

   122         m_topBarUserStatus = Theme::p()->pixmap("user_status_online.svg", 

   123                 !m_topBarUserStatus.isNull() && !m_orientationChanged ? m_topBarUserStatus.size() * scaleFactor : sizes["user_status_online.svg"] * scaleFactor);

   124         

   125         m_topBarStatusBarLeft = Theme::p()->pixmap("status_field_left.svg", 

   126                 !m_topBarStatusBarLeft.isNull() && !m_orientationChanged ? m_topBarStatusBarLeft.size()* scaleFactor : sizes["status_field_left.svg"] * scaleFactor);

   127         

   128         m_topBarStatusBarRight = Theme::p()->pixmap("status_field_right.svg",

   129                 !m_topBarStatusBarRight.isNull() && !m_orientationChanged ? m_topBarStatusBarRight.size()* scaleFactor : sizes["status_field_right.svg"] * scaleFactor);

   130         

   131         m_topBarStatusBarMiddle = Theme::p()->pixmap("status_field_middle.svg",

   132                 !m_topBarStatusBarMiddle.isNull() && !m_orientationChanged ? m_topBarStatusBarMiddle.size() * scaleFactor : QSize(185, sizes["status_field_middle.svg"].height()) * scaleFactor);

   133     

   134         //Update the sizeHint to match the size of the scaled m_topBarPixmap

   135         updateGeometry();

   136         

   137         //Point Update - Positions relative to the Top Bar "Backgroud" size.

   138         //TODO: consider some layout instead of calculating relative locations

   139         QSize topBarPixmapSize = m_topBarPixmap.size();

   140         QSize topBarUserIconSize = m_topBarUserIcon.size();

   141         QSize topBarUserStatusSize = m_topBarUserStatus.size();

   142         QSize topBarStatusBarLeftSize = m_topBarStatusBarLeft.size();

   143         QSize topBarStatusBarMiddleSize = m_topBarStatusBarMiddle.size();

   144         

   145         //Location for Title text 5% width, 35% heigth of the background pixmap

   146         m_topBarTitlePoint = QPoint(topBarPixmapSize.width()* 0.05, 

   147                 topBarPixmapSize.height() * 0.35);

   148         

   149         //User Icon location

   150         //Placing 70% of the width and 10% of the height of the top bar background

   151         m_topBarUserIconPoint = QPoint((topBarPixmapSize.width() * 0.7), (topBarPixmapSize.height() * 0.1));

   152         

   153         //If Blue theme is in use - position user status icon on the right side of the user icon

   154         if(!m_isLimeTheme) {

   155             //Place the status icon on top of the right edge of the user icon, lower it by 35% of the height of the user icon

   156             m_topBarUserStatusPoint = QPoint( ( (m_topBarUserIconPoint.x()+topBarUserIconSize.width() ) - 

   157                     ( topBarUserStatusSize.width()/2 )), 

   158                 (m_topBarUserIconPoint.y() + (topBarUserIconSize.height() * 0.35 )));

   159         }

   160         //If Lime theme is in use - position user status icon on the left side of the user icon

   161         else {

   162             //Place the status icon on top of the left side of the user icon, lower it by 50% of the height of the user icon

   163             //and move left by 5% of the icon

   164             m_topBarUserStatusPoint = QPoint(  m_topBarUserIconPoint.x() + ( topBarUserIconSize.width() * 0.05), 

   165                         (m_topBarUserIconPoint.y() + (topBarUserIconSize.height() * 0.5 )));

   166         }

   167         

   168         //Status bar

   169         //Placing the left side of the status bar  5% of the width, 50% of the height of the top bar background

   170         //Set the text baseline 80% of the height of the status bar

   171         m_topBarStatusBarLeftPoint = QPoint( (topBarPixmapSize.width()* 0.05), 

   172                                                         (topBarPixmapSize.height() * 0.5));

   173         m_topBarStatusBarMiddlePoint = QPoint( (m_topBarStatusBarLeftPoint.x() + topBarStatusBarLeftSize.width()), 

   174                                                             (m_topBarStatusBarLeftPoint.y()));

   175         m_topBarStatusBarRightPoint = QPoint( (m_topBarStatusBarMiddlePoint.x() + topBarStatusBarMiddleSize.width()), 

   176                                                         (m_topBarStatusBarMiddlePoint.y() ) );

   177         m_topBarStatusBarTextPoint = QPoint(m_topBarStatusBarMiddlePoint.x(), 

   178                                                         m_topBarStatusBarMiddlePoint.y() + (topBarStatusBarMiddleSize.height()*0.8) );

   179     } //if scalefactor

   180 }

   181 

   182 void TopBar::paint( QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget */*widget*/ )

   183 {

   184     //Topbar background

   185     painter->drawPixmap(option->exposedRect, m_topBarPixmap, option->exposedRect);

   186     

   187     //User Icon

   188     painter->drawPixmap(m_topBarUserIconPoint, m_topBarUserIcon);

   189     

   190     //User Status

   191     painter->drawPixmap(m_topBarUserStatusPoint, m_topBarUserStatus);

   192     

   193     //Status bar

   194     painter->drawPixmap(m_topBarStatusBarLeftPoint, m_topBarStatusBarLeft);

   195     painter->drawPixmap(m_topBarStatusBarMiddlePoint, m_topBarStatusBarMiddle);

   196     painter->drawPixmap(m_topBarStatusBarRightPoint, m_topBarStatusBarRight);

   197     

   198     //Title text

   199     painter->save();

   200     painter->setFont(m_titleFont);

   201     painter->setOpacity(0.7);

   202     painter->setPen(Qt::white);

   203     painter->drawText(m_topBarTitlePoint, QString("Contacts") );

   204     //Status text

   205     painter->setFont(m_statusFont);

   206     painter->setOpacity(1.0);

   207     painter->drawText(m_topBarStatusBarTextPoint, QString("My Status (fixed)") );

   208     painter->restore();

   209 }

   210 

   211 QRectF TopBar::boundingRect() const

   212 {

   213     //It's possible that m_topBarPixmap is not allocated yet, 

   214     //in this case default size is used for setting boundingRect

   215     QHash<QString, QSize>sizes = (Theme::p()->theme() == Theme::Blue) ? 

   216         m_sizesBlue : m_sizesLime; 

   217     

   218     if(!m_topBarPixmap.isNull()) 

   219         return QRectF(0, 0, m_topBarPixmap.size().width(), m_topBarPixmap.size().height());

   220     else 

   221         return QRectF(0, 0, sizes["topbar.svg"].width(), sizes["topbar.svg"].height());

   222 }

   223 

   224 void TopBar::themeChange()

   225 {

   226     m_titleFont = Theme::p()->font(Theme::TitleBar);

   227     m_statusFont = Theme::p()->font(Theme::StatusBar);

   228 

   229     //Calculate the scaling factor

   230     QHash<QString, QSize>sizes = (Theme::p()->theme() == Theme::Blue) ? 

   231         m_sizesBlue : m_sizesLime;

   232     

   233     QString topbarString= m_orientation == TopBar::Portrait ? 

   234             "topbar.svg" : "topbar_horisontal.svg";

   235     

   236     QSize topBarSize = sizes[topbarString];

   237     QSize newSize = QSize(topBarSize);

   238     

   239     //Scale according to aspect ratio

   240     newSize.scale(size().toSize(), Qt::KeepAspectRatio);

   241     

   242     //fix width to window widht if previous scaling produced too narrow image

   243     if(newSize.width() < size().width()) {

   244         newSize.scale(size().toSize(), Qt::KeepAspectRatioByExpanding);

   245     }

   246     

   247     //Calculate scaling factor for rest of the graphics scaling

   248     qreal scaleFactor = (newSize.width() *1.0) / (topBarSize.width() * 1.0);

   249 

   250     //Background

   251     m_topBarPixmap = Theme::p()->pixmap(topbarString, sizes[topbarString] * scaleFactor);

   252     

   253     //User Icon

   254     m_topBarUserIcon = Theme::p()->pixmap("user_default_icon.svg", sizes["user_default_icon.svg"] * scaleFactor);

   255     

   256     //User Status

   257     m_topBarUserStatus = Theme::p()->pixmap("user_status_online.svg", sizes["user_status_online.svg"] * scaleFactor); 

   258     

   259     //Status Bar 

   260     m_topBarStatusBarLeft = Theme::p()->pixmap("status_field_left.svg", sizes["status_field_left.svg"] * scaleFactor);

   261     m_topBarStatusBarRight = Theme::p()->pixmap("status_field_right.svg", sizes["status_field_right.svg"] * scaleFactor);

   262     m_topBarStatusBarMiddle = Theme::p()->pixmap("status_field_middle.svg", 

   263             QSize(185, sizes["status_field_middle.svg"].height())* scaleFactor);

   264      

   265     //Update Drawing points for Top Bar elements, points are relative to the top bar background size

   266     QSize topBarPixmapSize = m_topBarPixmap.size();

   267     QSize topBarUserIconSize = m_topBarUserIcon.size();

   268     QSize topBarUserStatusSize = m_topBarUserStatus.size();

   269     QSize topBarStatusBarLeftSize = m_topBarStatusBarLeft.size();

   270     QSize topBarStatusBarMiddleSize = m_topBarStatusBarMiddle.size(); 

   271     

   272     //Theme Check

   273     (Theme::p()->theme() == Theme::Lime) ? m_isLimeTheme = true : m_isLimeTheme = false;

   274     

   275     //User Icon location

   276     //Placing 70% of the width and 10% of the height of the top bar background

   277     m_topBarUserIconPoint = QPoint((0.7*topBarPixmapSize.width()), (0.1*topBarPixmapSize.height()));

   278     

   279     //If Blue theme is in use - position user status icon on the right side of the user icon

   280     if(!m_isLimeTheme) {

   281         //Place the status icon on top of the right edge of the user icon, lower it by 35% of the height of the user icon

   282         m_topBarUserStatusPoint = QPoint( ( (m_topBarUserIconPoint.x()+topBarUserIconSize.width() ) - ( topBarUserStatusSize.width()/2 )), 

   283             (m_topBarUserIconPoint.y() + (topBarUserIconSize.height() * 0.35 )));

   284     }

   285     //If Lime theme is in use - position user status icon on the left side of the user icon

   286     else {

   287         //Place the status icon on top of the left side of the user icon, lower it by 50% of the height of the user icon

   288         //and move left by 5% of the icon

   289         m_topBarUserStatusPoint = QPoint(  m_topBarUserIconPoint.x() + ( topBarUserIconSize.width() * 0.05), 

   290                     (m_topBarUserIconPoint.y() + (topBarUserIconSize.height() * 0.5 )));

   291     }

   292     

   293     //Status bar

   294     //Placing the left side of the status bar  5% of the width, 50% of the height of the top bar background

   295     //Set the text baseline 80% of the height of the status bar

   296     m_topBarStatusBarLeftPoint = QPoint( (topBarPixmapSize.width()* 0.05), 

   297                                                     (topBarPixmapSize.height() * 0.5));

   298     m_topBarStatusBarMiddlePoint = QPoint( (m_topBarStatusBarLeftPoint.x() + topBarStatusBarLeftSize.width()), 

   299                                                         (m_topBarStatusBarLeftPoint.y()));

   300     m_topBarStatusBarRightPoint = QPoint( (m_topBarStatusBarMiddlePoint.x() + topBarStatusBarMiddleSize.width()), 

   301                                                     (m_topBarStatusBarMiddlePoint.y() ) );

   302     m_topBarStatusBarTextPoint = QPoint(m_topBarStatusBarMiddlePoint.x(), 

   303                                                     m_topBarStatusBarMiddlePoint.y() + (topBarStatusBarMiddleSize.height()*0.8) );

   304     

   305     update();

   306 }

   307 

   308 QSizeF TopBar::sizeHint(Qt::SizeHint which, 

   309         const QSizeF &constraint) const 

   310 {

   311     //It's possible that m_topBarPixmap is not allocated yet, 

   312     //in this case default size is used for setting size hint

   313     QHash<QString, QSize>sizes = (Theme::p()->theme() == Theme::Blue) ? 

   314         m_sizesBlue : m_sizesLime; 

   315    

   316     int height = !m_topBarPixmap.isNull() ? 

   317             m_topBarPixmap.height() : sizes["topbar.svg"].height(); 

   318     

   319     switch (which)

   320     {

   321     case Qt::MinimumSize:

   322         return QSizeF(-1, height);

   323 

   324     case Qt::MaximumSize:

   325         return QSizeF(-1, height);

   326 

   327     default:

   328         return QGraphicsWidget::sizeHint(which, constraint);

   329     }

   330 }

   331 

   332 void TopBar::setDefaultSizes()

   333 {    

   334     m_sizesBlue["topbar.svg"] = QSize(356,96);

   335     m_sizesBlue["topbar_horisontal.svg"] = QSize(636,96);

   336     m_sizesBlue["user_default_icon.svg"] = QSize(68,68);

   337     m_sizesBlue["user_status_online.svg"] = QSize(38,38);

   338     m_sizesBlue["status_field_left.svg"] = QSize(14,24);

   339     m_sizesBlue["status_field_right.svg"] = QSize(10,24);

   340     m_sizesBlue["status_field_middle.svg"] = QSize(14,24);

   341     

   342     m_sizesLime["topbar.svg"] = QSize(356,96);

   343     m_sizesLime["topbar_horisontal.svg"] = QSize(636,96);

   344     m_sizesLime["user_default_icon.svg"] = QSize(84,68);

   345     m_sizesLime["user_status_online.svg"] = QSize(24,24);

   346     m_sizesLime["status_field_left.svg"] = QSize(14,24);

   347     m_sizesLime["status_field_right.svg"] = QSize(10,24);

   348     m_sizesLime["status_field_middle.svg"] = QSize(14,24);

   349 }

   350 

   351 void TopBar::mousePressEvent(QGraphicsSceneMouseEvent *event)

   352 {

   353     QRect rect = m_topBarStatusBarMiddle.rect();

   354     rect.moveTopLeft(m_topBarStatusBarMiddlePoint);

   355     QPointF scenePoint = event->scenePos();

   356     if(rect.contains(scenePoint.toPoint())) {

   357         emit clicked();

   358     }

   359 }