diff options
Diffstat (limited to 'src/widgets/graphicsview/qgraphicsview.cpp')
| -rw-r--r-- | src/widgets/graphicsview/qgraphicsview.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/widgets/graphicsview/qgraphicsview.cpp b/src/widgets/graphicsview/qgraphicsview.cpp index 17c13e47d6..90bddf6e84 100644 --- a/src/widgets/graphicsview/qgraphicsview.cpp +++ b/src/widgets/graphicsview/qgraphicsview.cpp @@ -89,8 +89,8 @@ static const int QGRAPHICSVIEW_PREALLOC_STYLE_OPTIONS = 503; // largest prime < By default, QGraphicsView provides a regular QWidget for the viewport widget. You can access this widget by calling viewport(), or you can replace it by calling setViewport(). To render using OpenGL, simply call - setViewport(new QGLWidget). QGraphicsView takes ownership of the viewport - widget. + setViewport(new QOpenGLWidget). QGraphicsView takes ownership of the + viewport widget. QGraphicsView supports affine transformations, using QTransform. You can either pass a matrix to setTransform(), or you can call one of the @@ -159,8 +159,8 @@ static const int QGRAPHICSVIEW_PREALLOC_STYLE_OPTIONS = 503; // largest prime < fastest when QGraphicsView spends more time figuring out what to draw than it would spend drawing (e.g., when very many small items are repeatedly updated). This is the preferred update mode for viewports that do not - support partial updates, such as QGLWidget, and for viewports that need to - disable scroll optimization. + support partial updates, such as QOpenGLWidget, and for viewports that + need to disable scroll optimization. \value MinimalViewportUpdate QGraphicsView will determine the minimal viewport region that requires a redraw, minimizing the time spent drawing |