diff options
Diffstat (limited to 'examples/widgets/doc/transformations.qdoc')
| -rw-r--r-- | examples/widgets/doc/transformations.qdoc | 58 |
1 files changed, 29 insertions, 29 deletions
diff --git a/examples/widgets/doc/transformations.qdoc b/examples/widgets/doc/transformations.qdoc index 79681a2799..af548b92d0 100644 --- a/examples/widgets/doc/transformations.qdoc +++ b/examples/widgets/doc/transformations.qdoc @@ -26,7 +26,7 @@ ****************************************************************************/ /*! - \example painting/transformations + \example widgets/painting/transformations \title Transformations Example The Transformations example shows how transformations influence @@ -76,7 +76,7 @@ transformation matrix, see the \l {Coordinate System} and QTransform documentation. - \snippet painting/transformations/renderarea.h 0 + \snippet widgets/painting/transformations/renderarea.h 0 The global \c Operation enum is declared in the \c renderarea.h file and describes the various transformation operations available @@ -87,7 +87,7 @@ The \c RenderArea class inherits QWidget, and controls the rendering of a given shape. - \snippet painting/transformations/renderarea.h 1 + \snippet widgets/painting/transformations/renderarea.h 1 We declare two public functions, \c setOperations() and \c setShape(), to be able to specify the \c RenderArea widget's shape @@ -101,7 +101,7 @@ reimplement the QWidget::paintEvent() event handler to draw the render area's shape applying the user's transformation choices. - \snippet painting/transformations/renderarea.h 2 + \snippet widgets/painting/transformations/renderarea.h 2 We also declare several convenience functions to draw the shape, the coordinate system's outline and the coordinates, and to @@ -120,7 +120,7 @@ we will take a quick look at the constructor and at the functions that provides access to the \c RenderArea widget: - \snippet painting/transformations/renderarea.cpp 0 + \snippet widgets/painting/transformations/renderarea.cpp 0 In the constructor we pass the parent parameter on to the base class, and customize the font that we will use to render the @@ -140,18 +140,18 @@ bounding rectangle of the given character relative to the left-most point on the base line. - \snippet painting/transformations/renderarea.cpp 1 + \snippet widgets/painting/transformations/renderarea.cpp 1 \codeline - \snippet painting/transformations/renderarea.cpp 2 + \snippet widgets/painting/transformations/renderarea.cpp 2 In the \c setShape() and \c setOperations() functions we update the \c RenderArea widget by storing the new value or values followed by a call to the QWidget::update() slot which schedules a paint event for processing when Qt returns to the main event loop. - \snippet painting/transformations/renderarea.cpp 3 + \snippet widgets/painting/transformations/renderarea.cpp 3 \codeline - \snippet painting/transformations/renderarea.cpp 4 + \snippet widgets/painting/transformations/renderarea.cpp 4 We reimplement the QWidget's \l {QWidget::minimumSizeHint()}{minimumSizeHint()} and \l @@ -161,7 +161,7 @@ if there is no layout for this widget, and returns the layout's minimum size or preferred size, respectively, otherwise. - \snippet painting/transformations/renderarea.cpp 5 + \snippet widgets/painting/transformations/renderarea.cpp 5 The \c paintEvent() event handler receives the \c RenderArea widget's paint events. A paint event is a request to repaint all @@ -179,7 +179,7 @@ ensure that the original shape is renderend with a suitable margin. - \snippet painting/transformations/renderarea.cpp 6 + \snippet widgets/painting/transformations/renderarea.cpp 6 Before we start to render the shape, we call the QPainter::save() function. @@ -197,11 +197,11 @@ the QPainter::restore() function (i.e. popping the saved state off the stack). - \snippet painting/transformations/renderarea.cpp 7 + \snippet widgets/painting/transformations/renderarea.cpp 7 Then we draw the square outline. - \snippet painting/transformations/renderarea.cpp 8 + \snippet widgets/painting/transformations/renderarea.cpp 8 Since we want the coordinates to correspond with the coordinate system the shape is rendered within, we must make another call to @@ -217,11 +217,11 @@ There is no need to save the QPainter state this time since drawing the coordinates is the last painting operation. - \snippet painting/transformations/renderarea.cpp 9 + \snippet widgets/painting/transformations/renderarea.cpp 9 \codeline - \snippet painting/transformations/renderarea.cpp 10 + \snippet widgets/painting/transformations/renderarea.cpp 10 \codeline - \snippet painting/transformations/renderarea.cpp 11 + \snippet widgets/painting/transformations/renderarea.cpp 11 The \c drawCoordinates(), \c drawOutline() and \c drawShape() are convenience functions called from the \c paintEvent() event @@ -229,7 +229,7 @@ operations and how to display basic graphics primitives, see the \l {painting/basicdrawing}{Basic Drawing} example. - \snippet painting/transformations/renderarea.cpp 12 + \snippet widgets/painting/transformations/renderarea.cpp 12 The \c transformPainter() convenience function is also called from the \c paintEvent() event handler, and transforms the given @@ -247,7 +247,7 @@ addition to all the transformations applied to the \c RenderArea widgets to their left. - \snippet painting/transformations/window.h 0 + \snippet widgets/painting/transformations/window.h 0 We declare two public slots to make the application able to respond to user interaction, updating the displayed \c RenderArea @@ -259,7 +259,7 @@ \c shapeSelected() slot updates the \c RenderArea widgets' shapes whenever the user changes the preferred shape. - \snippet painting/transformations/window.h 1 + \snippet widgets/painting/transformations/window.h 1 We also declare a private convenience function, \c setupShapes(), that is used when constructing the \c Window widget, and we @@ -274,7 +274,7 @@ In the constructor we create and initialize the application's components: - \snippet painting/transformations/window.cpp 0 + \snippet widgets/painting/transformations/window.cpp 0 First we create the \c RenderArea widget that will render the shape in the default coordinate system. We also create the @@ -283,7 +283,7 @@ themselves are created at the end of the constructor, using the \c setupShapes() convenience function. - \snippet painting/transformations/window.cpp 1 + \snippet widgets/painting/transformations/window.cpp 1 Then we create the \c RenderArea widgets that will render their shapes with coordinate tranformations. By default the applied @@ -298,7 +298,7 @@ operationChanged() slot to update the application whenever the user changes the selected transformation operations. - \snippet painting/transformations/window.cpp 2 + \snippet widgets/painting/transformations/window.cpp 2 Finally, we set the layout for the application window using the QWidget::setLayout() function, construct the available shapes @@ -307,13 +307,13 @@ \c shapeSelected() slot before we set the window title. - \snippet painting/transformations/window.cpp 3 - \snippet painting/transformations/window.cpp 4 - \snippet painting/transformations/window.cpp 5 - \snippet painting/transformations/window.cpp 6 + \snippet widgets/painting/transformations/window.cpp 3 + \snippet widgets/painting/transformations/window.cpp 4 + \snippet widgets/painting/transformations/window.cpp 5 + \snippet widgets/painting/transformations/window.cpp 6 \dots - \snippet painting/transformations/window.cpp 7 + \snippet widgets/painting/transformations/window.cpp 7 The \c setupShapes() function is called from the constructor and create the QPainterPath objects representing the shapes that are @@ -327,7 +327,7 @@ shapeSelected() slot to update the application when the user changes the preferred shape. - \snippet painting/transformations/window.cpp 8 + \snippet widgets/painting/transformations/window.cpp 8 The public \c operationChanged() slot is called whenever the user changes the selected operations. @@ -342,7 +342,7 @@ associated operation to a QList of transformations which we apply to the widget before proceeding to the next. - \snippet painting/transformations/window.cpp 9 + \snippet widgets/painting/transformations/window.cpp 9 The \c shapeSelected() slot is called whenever the user changes the preferred shape, updating the \c RenderArea widgets using |