1 /*

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

     3 * All rights reserved.

     4 *

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

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

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

     8 *

     9 * This program is distributed in the hope that it will be useful,

    10 * but WITHOUT ANY WARRANTY; without even the implied warranty of

    11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    12 * GNU Lesser General Public License for more details.

    13 *

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

    15 * along with this program.  If not,

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

    17 *

    18 * Description:

    19 *

    20 */

    21 #include "qhbstyleanimation.h"

    22 #include <qpixmap.h>

    23 #include <qwidget.h>

    24 #include <qpainter.h>

    25 #include <hbicon.h>

    26 #include <qbitmap.h>

    27 

    28 #include "qhbstyle.h"

    29 #include "hbframedrawer.h"

    30 

    31 

    32 QHbStyleAnimation::QHbStyleAnimation(QWidget* target, QObject *parent) :

    33     QObject(parent), m_animationIcon(0), m_target(target), m_point(QPoint(0, 0)), m_mask(0)

    34 {

    35 }

    36 

    37 QHbStyleAnimation::~QHbStyleAnimation()

    38 {

    39 }

    40 

    41 const QWidget* QHbStyleAnimation::target()const

    42 {

    43     return m_target.data();

    44 }

    45 

    46 QPoint QHbStyleAnimation::point()

    47 {

    48     return m_point;

    49 }

    50 

    51 void QHbStyleAnimation::setPoint(const QPoint& point)

    52 {

    53     m_point = point;

    54     m_target->update();

    55 }

    56 

    57 void QHbStyleAnimation::createAnimationIcon(QStyle::ControlElement element, Qt::Orientations orientation)

    58 {

    59     //Create mask

    60     HbFrameDrawer drawer;

    61     if (orientation == Qt::Horizontal){

    62         drawer.setFrameGraphicsName("qtg_fr_progbar_h_mask");

    63         drawer.setFrameType(HbFrameDrawer::ThreePiecesHorizontal);

    64     }

    65     else {

    66         drawer.setFrameGraphicsName("qtg_fr_progbar_v_mask");

    67         drawer.setFrameType(HbFrameDrawer::ThreePiecesVertical);

    68     }

    69     drawer.setFillWholeRect(true);

    70     m_mask.reset(new QPixmap(m_target->rect().size()));

    71     m_mask->fill(Qt::transparent);

    72     QPainter p(m_mask.data());

    73     drawer.paint(&p, m_target->rect());

    74     p.end();

    75 

    76     //Create animated icon

    77     QString iconName;

    78     switch (element) {

    79         case QStyle::CE_ProgressBarContents: {

    80              if (orientation == Qt::Horizontal)

    81                 iconName = QLatin1String("qtg_graf_progbar_h_wait");

    82              else

    83                 iconName = QLatin1String("qtg_graf_progbar_v_wait");

    84             break;

    85         }

    86         default:

    87             break;

    88     }

    89 

    90     if (!iconName.isNull() && !m_target->rect().isEmpty()) {

    91         HbIcon* icon = new HbIcon(iconName);

    92         if(orientation == Qt::Horizontal)

    93             icon->setSize(QSize(icon->width(), m_target->rect().height()));

    94         else

    95             icon->setSize(QSize(m_target->rect().width(), icon->height()));

    96 

    97         const qreal rectWidth = m_target->rect().width();

    98         const qreal iconWidth = icon->width();

    99         const qreal rectHeight = m_target->rect().height();

   100         const qreal iconHeight = icon->height();

   101 

   102         const int animationWidth = (orientation == Qt::Horizontal) ?  int(rectWidth + iconWidth) : int(rectWidth);

   103         const int animationHeight = (orientation == Qt::Horizontal) ?  int(rectHeight) : int(rectHeight + iconHeight);

   104 

   105         m_animationIcon.reset(new QPixmap(animationWidth, animationHeight));

   106         m_animationIcon->fill(Qt::transparent);

   107         QPainter p(m_animationIcon.data());

   108 

   109         if (orientation == Qt::Horizontal) {

   110             if (iconWidth > 0)

   111                 for (qreal i = 0 ; i < (rectWidth + iconWidth); i += iconWidth)

   112                     icon->paint(&p, QRectF(i, 0, iconWidth, iconHeight), Qt::IgnoreAspectRatio, Qt::AlignCenter, QIcon::Normal, QIcon::On);

   113         } else {

   114             if (iconHeight > 0)

   115                 for(qreal i = 0 ; i < (rectHeight + iconHeight) ; i += iconHeight)

   116                     icon->paint(&p, QRectF(0, i, iconWidth, iconHeight), Qt::IgnoreAspectRatio, Qt::AlignCenter, QIcon::Normal, QIcon::On);

   117         }

   118         p.end();

   119     }

   120 }

   121 

   122 void QHbStyleAnimation::paintAnimation(QPainter *painter)

   123 {

   124     Q_ASSERT(m_animationIcon);

   125     Q_ASSERT(painter);

   126 

   127     //Take part from animation icon

   128     QPixmap icon(m_target->rect().size());

   129     icon.fill(Qt::transparent);

   130     QPainter p(&icon);

   131     p.setCompositionMode(QPainter::CompositionMode_SourceOver);

   132     p.drawPixmap(QPointF(0, 0), *m_mask);

   133     p.setCompositionMode(QPainter::CompositionMode_SourceIn);

   134     p.drawPixmap(m_point, *m_animationIcon, QRect(0, 0, m_target->rect().width() + m_point.rx() * -1, m_target->rect().height() + m_point.ry() * -1));

   135     p.end();

   136 

   137     //paint animation

   138     painter->drawPixmap(QPointF(0, 0), icon);

   139 }