├── Readme.txt
├── RotatingStackedWidget.cpp
├── RotatingStackedWidget.h
└── example
    ├── example.pro
    ├── main.cpp
    ├── mainwindow.cpp
    ├── mainwindow.h
    ├── mainwindow.ui
    ├── pageone.cpp
    ├── pageone.h
    ├── pageone.ui
    ├── pagetwo.cpp
    ├── pagetwo.h
    └── pagetwo.ui


/Readme.txt:
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 1 | //usage
 2 | 
 3 | RotatingStackedWidget* rotWidget = new RotatingStackedWidget;
 4 | 
 5 | 
 6 |     rotWidget->addWidget(widget1);
 7 |     rotWidget->addWidget(widget2);
 8 |     rotWidget->setCurrentWidget(widget1);
 9 | 
10 | rotWidget->rotate(0);


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/RotatingStackedWidget.cpp:
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  1 | #include "RotatingStackedWidget.h"
  2 | #include <QPixmap>
  3 | #include <QVBoxLayout>
  4 | #include <QPainter>
  5 | #include <QTransform>
  6 | #include <QPropertyAnimation>
  7 | #include <QParallelAnimationGroup>
  8 | #include <QDebug>
  9 | 
 10 | 
 11 | RotatingStackedWidget::RotatingStackedWidget(QWidget *parent) :
 12 |     QStackedWidget(parent)
 13 | {
 14 |     iRotateVal=0;
 15 |     isAnimating=false;
 16 | }
 17 | void RotatingStackedWidget::paintEvent(QPaintEvent * event)
 18 | {
 19 |     if(isAnimating)
 20 |     {
 21 |         if(iRotateVal > 90)
 22 |         {
 23 |             QPixmap pixmap(widget(nextIndex)->size());
 24 |             widget(nextIndex)->render(&pixmap);
 25 |             QPainter painter(this);
 26 | 
 27 |             QTransform transform;
 28 |                  transform.translate(width()/2, 0);
 29 |                  transform.rotate(iRotateVal+180,Qt::YAxis);
 30 |                  painter.setTransform(transform);
 31 |             painter.drawPixmap(-1*width()/2,0,pixmap);
 32 |         }
 33 |         else
 34 |         {
 35 |             QPixmap pixmap(currentWidget()->size());
 36 |             currentWidget()->render(&pixmap);
 37 |             QPainter painter(this);
 38 | 
 39 |             QTransform transform;
 40 |                  transform.translate(width()/2, 0);
 41 |                  transform.rotate(iRotateVal,Qt::YAxis);
 42 |                  painter.setTransform(transform);
 43 |             painter.drawPixmap(-1*width()/2,0,pixmap);
 44 |         }
 45 |     }
 46 |     else
 47 |     {
 48 |         QWidget::paintEvent(event);
 49 |     }
 50 | }
 51 | 
 52 | void RotatingStackedWidget::rotate(int index)
 53 | {
 54 |     if(isAnimating)
 55 |         return;
 56 | 
 57 |     nextIndex = index;
 58 | 
 59 |     int offsetx=frameRect().width();
 60 |     int offsety=frameRect().height();
 61 | 
 62 | 
 63 |     widget(index)->setGeometry ( 0,  0, offsetx, offsety );
 64 | 
 65 |     QPropertyAnimation *animnow = new QPropertyAnimation(this,"rotateVal");
 66 | 
 67 |     animnow->setDuration(500);
 68 |     animnow->setEasingCurve(QEasingCurve::Linear);
 69 |     animnow->setStartValue(0);
 70 |     animnow->setEndValue(180);
 71 |     connect(animnow,SIGNAL(valueChanged(QVariant)),this,SLOT(valChanged(QVariant)));
 72 |     connect(animnow,SIGNAL(finished()),this,SLOT(animDone()));
 73 | 
 74 |     currentWidget()->hide();
 75 | 
 76 |     isAnimating = true;
 77 |     animnow->start();;
 78 | }
 79 | 
 80 | 
 81 | float RotatingStackedWidget::rotateVal()
 82 | {
 83 |     return iRotateVal;
 84 | }
 85 | void RotatingStackedWidget::setRotateVal(float fl)
 86 | {
 87 |     iRotateVal = fl;
 88 | }
 89 | 
 90 | 
 91 | void RotatingStackedWidget::valChanged(QVariant)
 92 | {
 93 |     repaint();
 94 | }
 95 | 
 96 | void RotatingStackedWidget::animDone()
 97 | {
 98 |     iRotateVal=0;
 99 |     isAnimating=false;
100 |     widget(nextIndex)->show();
101 |     widget(nextIndex)->raise();;
102 |     setCurrentWidget(widget(nextIndex));
103 |     repaint();
104 | 
105 | }
106 | 


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/RotatingStackedWidget.h:
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 1 | #ifndef WIDGET1_H
 2 | #define WIDGET1_H
 3 | 
 4 | #include <QVariant>
 5 | #include <QWidget>
 6 | #include <QLabel>
 7 | #include <QStackedWidget>
 8 | class RotatingStackedWidget : public QStackedWidget
 9 | {
10 |     Q_OBJECT
11 | 
12 |     Q_PROPERTY( float rotateVal READ rotateVal WRITE setRotateVal);
13 |     public:
14 |         explicit RotatingStackedWidget(QWidget *parent = 0);
15 |         void paintEvent(QPaintEvent *);
16 |         void rotate(int);
17 | 
18 |         float rotateVal();
19 |         void setRotateVal(float);
20 | 
21 |     signals:
22 | 
23 |     private slots:
24 |         void valChanged(QVariant);
25 |         void animDone();
26 |     private:
27 |         float iRotateVal;
28 | 
29 |         bool isAnimating;
30 |         int nextIndex;
31 | };
32 | 
33 | #endif // WIDGET1_H
34 | 


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/example/example.pro:
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 1 | #-------------------------------------------------
 2 | #
 3 | # Project created by QtCreator 2012-12-06T11:58:43
 4 | #
 5 | #-------------------------------------------------
 6 | 
 7 | QT       += core gui webkit
 8 | 
 9 | TARGET = example
10 | TEMPLATE = app
11 | 
12 | 
13 | SOURCES += main.cpp\
14 |            mainwindow.cpp \
15 |            RotatingStackedWidget.cpp \
16 |     pageone.cpp \
17 |     pagetwo.cpp
18 | 
19 | HEADERS += mainwindow.h \
20 |            RotatingStackedWidget.h \
21 |     pageone.h \
22 |     pagetwo.h
23 | 
24 | FORMS    += mainwindow.ui \
25 |     pageone.ui \
26 |     pagetwo.ui
27 | 
28 | INCLUDEPATH += ../
29 | DEPENDPATH  += ../
30 | 


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/example/main.cpp:
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 1 | #include <QtGui/QApplication>
 2 | #include "mainwindow.h"
 3 | 
 4 | int main(int argc, char *argv[])
 5 | {
 6 |     QApplication a(argc, argv);
 7 |     MainWindow w;
 8 |     w.show();
 9 |     
10 |     return a.exec();
11 | }
12 | 


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/example/mainwindow.cpp:
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 1 | #include "mainwindow.h"
 2 | #include "ui_mainwindow.h"
 3 | 
 4 | #include <QPushButton>
 5 | #include <QHBoxLayout>
 6 | 
 7 | #include "RotatingStackedWidget.h"
 8 | #include "pageone.h"
 9 | #include "pagetwo.h"
10 | 
11 | MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWindow)
12 | {
13 |     ui->setupUi(this);
14 | 
15 |     stack = new RotatingStackedWidget(this);
16 |     ui->mainLayout->addWidget(stack);
17 | 
18 |     PageOne * page1 = new PageOne;
19 |     PageTwo * page2 = new PageTwo;
20 | 
21 |     stack->addWidget(page1);
22 |     stack->addWidget(page2);
23 | 
24 |     connect(ui->buttonFw,SIGNAL(clicked()),SLOT(stepForward()));
25 |     connect(ui->buttonBw,SIGNAL(clicked()),SLOT(stepBackward()));
26 | }
27 | 
28 | MainWindow::~MainWindow()
29 | {
30 |     delete ui;
31 | }
32 | 
33 | void MainWindow::stepForward()
34 | {
35 |     stack->rotate(1);
36 | }
37 | 
38 | void MainWindow::stepBackward()
39 | {
40 |     stack->rotate(0);
41 | }
42 | 


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/example/mainwindow.h:
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 1 | #ifndef MAINWINDOW_H
 2 | #define MAINWINDOW_H
 3 | 
 4 | #include <QMainWindow>
 5 | 
 6 | namespace Ui {
 7 | class MainWindow;
 8 | }
 9 | 
10 | class RotatingStackedWidget;
11 | 
12 | class MainWindow : public QMainWindow
13 | {
14 |     Q_OBJECT
15 |     
16 | public:
17 |     explicit MainWindow(QWidget *parent = 0);
18 |     ~MainWindow();
19 | 
20 | private slots:
21 |     void stepForward();
22 |     void stepBackward();
23 |     
24 | private:
25 |     Ui::MainWindow *ui;
26 |     RotatingStackedWidget * stack;
27 | };
28 | 
29 | #endif // MAINWINDOW_H
30 | 


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/example/mainwindow.ui:
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 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <ui version="4.0">
 3 |  <class>MainWindow</class>
 4 |  <widget class="QMainWindow" name="MainWindow">
 5 |   <property name="geometry">
 6 |    <rect>
 7 |     <x>0</x>
 8 |     <y>0</y>
 9 |     <width>400</width>
10 |     <height>300</height>
11 |    </rect>
12 |   </property>
13 |   <property name="windowTitle">
14 |    <string>MainWindow</string>
15 |   </property>
16 |   <widget class="QWidget" name="centralWidget">
17 |    <layout class="QGridLayout" name="gridLayout">
18 |     <item row="0" column="0">
19 |      <widget class="QPushButton" name="buttonBw">
20 |       <property name="text">
21 |        <string>Rotate -</string>
22 |       </property>
23 |      </widget>
24 |     </item>
25 |     <item row="0" column="1">
26 |      <spacer name="horizontalSpacer">
27 |       <property name="orientation">
28 |        <enum>Qt::Horizontal</enum>
29 |       </property>
30 |       <property name="sizeHint" stdset="0">
31 |        <size>
32 |         <width>225</width>
33 |         <height>20</height>
34 |        </size>
35 |       </property>
36 |      </spacer>
37 |     </item>
38 |     <item row="0" column="2">
39 |      <widget class="QPushButton" name="buttonFw">
40 |       <property name="text">
41 |        <string>Rotate +</string>
42 |       </property>
43 |      </widget>
44 |     </item>
45 |     <item row="1" column="0" colspan="3">
46 |      <widget class="QGroupBox" name="main">
47 |       <property name="title">
48 |        <string/>
49 |       </property>
50 |       <layout class="QVBoxLayout" name="mainLayout"/>
51 |      </widget>
52 |     </item>
53 |    </layout>
54 |   </widget>
55 |   <widget class="QMenuBar" name="menuBar">
56 |    <property name="geometry">
57 |     <rect>
58 |      <x>0</x>
59 |      <y>0</y>
60 |      <width>400</width>
61 |      <height>21</height>
62 |     </rect>
63 |    </property>
64 |   </widget>
65 |   <widget class="QToolBar" name="mainToolBar">
66 |    <attribute name="toolBarArea">
67 |     <enum>TopToolBarArea</enum>
68 |    </attribute>
69 |    <attribute name="toolBarBreak">
70 |     <bool>false</bool>
71 |    </attribute>
72 |   </widget>
73 |   <widget class="QStatusBar" name="statusBar"/>
74 |  </widget>
75 |  <layoutdefault spacing="6" margin="11"/>
76 |  <resources/>
77 |  <connections/>
78 | </ui>
79 | 


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/example/pageone.cpp:
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 1 | #include "pageone.h"
 2 | #include "ui_pageone.h"
 3 | 
 4 | PageOne::PageOne(QWidget *parent) :
 5 |     QWidget(parent),
 6 |     ui(new Ui::PageOne)
 7 | {
 8 |     ui->setupUi(this);
 9 | }
10 | 
11 | PageOne::~PageOne()
12 | {
13 |     delete ui;
14 | }
15 | 


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/example/pageone.h:
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 1 | #ifndef PAGEONE_H
 2 | #define PAGEONE_H
 3 | 
 4 | #include <QWidget>
 5 | 
 6 | namespace Ui {
 7 | class PageOne;
 8 | }
 9 | 
10 | class PageOne : public QWidget
11 | {
12 |     Q_OBJECT
13 |     
14 | public:
15 |     explicit PageOne(QWidget *parent = 0);
16 |     ~PageOne();
17 |     
18 | private:
19 |     Ui::PageOne *ui;
20 | };
21 | 
22 | #endif // PAGEONE_H
23 | 


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/example/pageone.ui:
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  1 | <?xml version="1.0" encoding="UTF-8"?>
  2 | <ui version="4.0">
  3 |  <class>PageOne</class>
  4 |  <widget class="QWidget" name="PageOne">
  5 |   <property name="geometry">
  6 |    <rect>
  7 |     <x>0</x>
  8 |     <y>0</y>
  9 |     <width>400</width>
 10 |     <height>300</height>
 11 |    </rect>
 12 |   </property>
 13 |   <property name="windowTitle">
 14 |    <string>Form</string>
 15 |   </property>
 16 |   <layout class="QGridLayout" name="gridLayout">
 17 |    <item row="0" column="0">
 18 |     <widget class="QDial" name="dial"/>
 19 |    </item>
 20 |    <item row="0" column="1">
 21 |     <widget class="QSlider" name="verticalSlider">
 22 |      <property name="orientation">
 23 |       <enum>Qt::Vertical</enum>
 24 |      </property>
 25 |     </widget>
 26 |    </item>
 27 |    <item row="1" column="0" colspan="2">
 28 |     <widget class="QSlider" name="horizontalSlider">
 29 |      <property name="orientation">
 30 |       <enum>Qt::Horizontal</enum>
 31 |      </property>
 32 |     </widget>
 33 |    </item>
 34 |   </layout>
 35 |  </widget>
 36 |  <resources/>
 37 |  <connections>
 38 |   <connection>
 39 |    <sender>horizontalSlider</sender>
 40 |    <signal>sliderMoved(int)</signal>
 41 |    <receiver>dial</receiver>
 42 |    <slot>setValue(int)</slot>
 43 |    <hints>
 44 |     <hint type="sourcelabel">
 45 |      <x>29</x>
 46 |      <y>282</y>
 47 |     </hint>
 48 |     <hint type="destinationlabel">
 49 |      <x>80</x>
 50 |      <y>91</y>
 51 |     </hint>
 52 |    </hints>
 53 |   </connection>
 54 |   <connection>
 55 |    <sender>verticalSlider</sender>
 56 |    <signal>sliderMoved(int)</signal>
 57 |    <receiver>dial</receiver>
 58 |    <slot>setValue(int)</slot>
 59 |    <hints>
 60 |     <hint type="sourcelabel">
 61 |      <x>381</x>
 62 |      <y>107</y>
 63 |     </hint>
 64 |     <hint type="destinationlabel">
 65 |      <x>142</x>
 66 |      <y>93</y>
 67 |     </hint>
 68 |    </hints>
 69 |   </connection>
 70 |   <connection>
 71 |    <sender>dial</sender>
 72 |    <signal>sliderMoved(int)</signal>
 73 |    <receiver>horizontalSlider</receiver>
 74 |    <slot>setValue(int)</slot>
 75 |    <hints>
 76 |     <hint type="sourcelabel">
 77 |      <x>125</x>
 78 |      <y>121</y>
 79 |     </hint>
 80 |     <hint type="destinationlabel">
 81 |      <x>135</x>
 82 |      <y>284</y>
 83 |     </hint>
 84 |    </hints>
 85 |   </connection>
 86 |   <connection>
 87 |    <sender>dial</sender>
 88 |    <signal>sliderMoved(int)</signal>
 89 |    <receiver>verticalSlider</receiver>
 90 |    <slot>setValue(int)</slot>
 91 |    <hints>
 92 |     <hint type="sourcelabel">
 93 |      <x>126</x>
 94 |      <y>116</y>
 95 |     </hint>
 96 |     <hint type="destinationlabel">
 97 |      <x>378</x>
 98 |      <y>164</y>
 99 |     </hint>
100 |    </hints>
101 |   </connection>
102 |  </connections>
103 | </ui>
104 | 


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/example/pagetwo.cpp:
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 1 | #include "pagetwo.h"
 2 | #include "ui_pagetwo.h"
 3 | 
 4 | PageTwo::PageTwo(QWidget *parent) :
 5 |     QWidget(parent),
 6 |     ui(new Ui::PageTwo)
 7 | {
 8 |     ui->setupUi(this);
 9 | }
10 | 
11 | PageTwo::~PageTwo()
12 | {
13 |     delete ui;
14 | }
15 | 


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/example/pagetwo.h:
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 1 | #ifndef PAGETWO_H
 2 | #define PAGETWO_H
 3 | 
 4 | #include <QWidget>
 5 | 
 6 | namespace Ui {
 7 | class PageTwo;
 8 | }
 9 | 
10 | class PageTwo : public QWidget
11 | {
12 |     Q_OBJECT
13 |     
14 | public:
15 |     explicit PageTwo(QWidget *parent = 0);
16 |     ~PageTwo();
17 |     
18 | private:
19 |     Ui::PageTwo *ui;
20 | };
21 | 
22 | #endif // PAGETWO_H
23 | 


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/example/pagetwo.ui:
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 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <ui version="4.0">
 3 |  <class>PageTwo</class>
 4 |  <widget class="QWidget" name="PageTwo">
 5 |   <property name="geometry">
 6 |    <rect>
 7 |     <x>0</x>
 8 |     <y>0</y>
 9 |     <width>400</width>
10 |     <height>300</height>
11 |    </rect>
12 |   </property>
13 |   <property name="windowTitle">
14 |    <string>Form</string>
15 |   </property>
16 |   <layout class="QVBoxLayout" name="verticalLayout">
17 |    <item>
18 |     <widget class="QWebView" name="webView">
19 |      <property name="url">
20 |       <url>
21 |        <string>http://www.google.md/</string>
22 |       </url>
23 |      </property>
24 |      <property name="renderHints">
25 |       <set>QPainter::Antialiasing|QPainter::HighQualityAntialiasing|QPainter::NonCosmeticDefaultPen|QPainter::SmoothPixmapTransform|QPainter::TextAntialiasing</set>
26 |      </property>
27 |     </widget>
28 |    </item>
29 |   </layout>
30 |  </widget>
31 |  <customwidgets>
32 |   <customwidget>
33 |    <class>QWebView</class>
34 |    <extends>QWidget</extends>
35 |    <header>QtWebKit/QWebView</header>
36 |   </customwidget>
37 |  </customwidgets>
38 |  <resources/>
39 |  <connections/>
40 | </ui>
41 | 


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