diff options
Diffstat (limited to 'src/quick/items/qquickscreen.cpp')
| -rw-r--r-- | src/quick/items/qquickscreen.cpp | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/quick/items/qquickscreen.cpp b/src/quick/items/qquickscreen.cpp index 75eccf6c59..e32f31308e 100644 --- a/src/quick/items/qquickscreen.cpp +++ b/src/quick/items/qquickscreen.cpp @@ -136,6 +136,13 @@ QT_BEGIN_NAMESPACE pixels. */ /*! + \qmlattachedproperty real QtQuick.Window::Screen::pixelDensity + \readonly + \since 5.2 + + The number of physical pixels per millimeter. +*/ +/*! \qmlattachedproperty Qt::ScreenOrientation QtQuick.Window::Screen::primaryOrientation \readonly @@ -233,6 +240,13 @@ qreal QQuickScreenAttached::logicalPixelDensity() const return m_screen->logicalDotsPerInch() / 25.4; } +qreal QQuickScreenAttached::pixelDensity() const +{ + if (!m_screen) + return 0.0; + return m_screen->physicalDotsPerInch() / 25.4; +} + Qt::ScreenOrientation QQuickScreenAttached::primaryOrientation() const { if (!m_screen) @@ -291,6 +305,8 @@ void QQuickScreenAttached::screenChanged(QScreen *screen) emit desktopGeometryChanged(); if (!oldScreen || screen->logicalDotsPerInch() != oldScreen->logicalDotsPerInch()) emit logicalPixelDensityChanged(); + if (!oldScreen || screen->physicalDotsPerInch() != oldScreen->physicalDotsPerInch()) + emit pixelDensityChanged(); connect(screen, SIGNAL(geometryChanged(QRect)), this, SIGNAL(widthChanged())); @@ -304,6 +320,8 @@ void QQuickScreenAttached::screenChanged(QScreen *screen) this, SIGNAL(desktopGeometryChanged())); connect(screen, SIGNAL(logicalDotsPerInchChanged(qreal)), this, SIGNAL(logicalPixelDensityChanged())); + connect(screen, SIGNAL(physicalDotsPerInchChanged(qreal)), + this, SIGNAL(pixelDensityChanged())); } } |