From f280efc6201adf8933c9d48a1d5b6983ee9fed9b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Samuel=20R=C3=B8dal?= Date: Fri, 4 May 2012 13:10:41 +0200 Subject: Added QScreen::refreshRate() to get the vertical refresh rate. To give applications that want it the option to use a fixed timestep for animations, and to avoid having values of 60 hard-coded (we have a couple of those in qtdeclarative/src/quick already), we need to know the refresh rates of the screens we are rendering to. Change-Id: Ife49162e830440ad7eab563a27e8aebbbafc5fc5 Reviewed-by: Girish Ramakrishnan Reviewed-by: Friedemann Kleint Reviewed-by: Lars Knoll --- src/gui/kernel/qscreen.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'src/gui/kernel/qscreen.h') diff --git a/src/gui/kernel/qscreen.h b/src/gui/kernel/qscreen.h index f69e04a595..17f3cd3d43 100644 --- a/src/gui/kernel/qscreen.h +++ b/src/gui/kernel/qscreen.h @@ -83,6 +83,7 @@ class Q_GUI_EXPORT QScreen : public QObject Q_PROPERTY(QRect availableGeometry READ availableGeometry NOTIFY availableGeometryChanged) Q_PROPERTY(Qt::ScreenOrientation primaryOrientation READ orientation NOTIFY primaryOrientationChanged) Q_PROPERTY(Qt::ScreenOrientation orientation READ orientation NOTIFY orientationChanged) + Q_PROPERTY(qreal refreshRate READ refreshRate NOTIFY refreshRateChanged) public: QPlatformScreen *handle() const; @@ -127,6 +128,8 @@ public: QPixmap grabWindow(WId window, int x, int y, int w, int h); + qreal refreshRate() const; + Q_SIGNALS: void sizeChanged(const QSize &size); void geometryChanged(const QRect &geometry); @@ -140,6 +143,7 @@ Q_SIGNALS: void availableGeometryChanged(const QRect &rect); void primaryOrientationChanged(Qt::ScreenOrientation orientation); void orientationChanged(Qt::ScreenOrientation orientation); + void refreshRateChanged(qreal refreshRate); private: explicit QScreen(QPlatformScreen *screen); -- cgit v1.2.3