diff options
Diffstat (limited to 'src/plugins/platforms/ios/qiosscreen.mm')
| -rw-r--r-- | src/plugins/platforms/ios/qiosscreen.mm | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/src/plugins/platforms/ios/qiosscreen.mm b/src/plugins/platforms/ios/qiosscreen.mm index 29cb5876af..bfd22abaa4 100644 --- a/src/plugins/platforms/ios/qiosscreen.mm +++ b/src/plugins/platforms/ios/qiosscreen.mm @@ -186,18 +186,18 @@ QIOSScreen::QIOSScreen(UIScreen *screen) if (deviceIdentifier.contains(QRegularExpression("^iPhone(7,1|8,2)$"))) { // iPhone 6 Plus or iPhone 6S Plus - m_pixelDensity = 401; + m_physicalDpi = 401; } else if (deviceIdentifier.contains(QRegularExpression("^iPad(1,1|2,[1-4]|3,[1-6]|4,[1-3]|5,[3-4]|6,[7-8])$"))) { // All iPads except the iPad Mini series - m_pixelDensity = 132 * devicePixelRatio(); + m_physicalDpi = 132 * devicePixelRatio(); } else { // All non-Plus iPhones, and iPad Minis - m_pixelDensity = 163 * devicePixelRatio(); + m_physicalDpi = 163 * devicePixelRatio(); } } else { // External display, hard to say m_depth = 24; - m_pixelDensity = 96; + m_physicalDpi = 96; } for (UIWindow *existingWindow in [[UIApplication sharedApplication] windows]) { @@ -259,8 +259,23 @@ void QIOSScreen::updateProperties() } if (m_geometry != previousGeometry) { - const qreal millimetersPerInch = 25.4; - m_physicalSize = QSizeF(m_geometry.size() * devicePixelRatio()) / m_pixelDensity * millimetersPerInch; + QRectF physicalGeometry; + if (QSysInfo::MacintoshVersion >= QSysInfo::MV_IOS_8_0) { + // We can't use the primaryOrientation of screen(), as we haven't reported the new geometry yet + Qt::ScreenOrientation primaryOrientation = m_geometry.width() >= m_geometry.height() ? + Qt::LandscapeOrientation : Qt::PortraitOrientation; + + // On iPhone 6+ devices, or when display zoom is enabled, the render buffer is scaled + // before being output on the physical display. We have to take this into account when + // computing the physical size. Note that unlike the native bounds, the physical size + // follows the primary orientation of the screen. + physicalGeometry = mapBetween(nativeOrientation(), primaryOrientation, fromCGRect(m_uiScreen.nativeBounds).toRect()); + } else { + physicalGeometry = QRectF(0, 0, m_geometry.width() * devicePixelRatio(), m_geometry.height() * devicePixelRatio()); + } + + static const qreal millimetersPerInch = 25.4; + m_physicalSize = physicalGeometry.size() / m_physicalDpi * millimetersPerInch; } // At construction time, we don't yet have an associated QScreen, but we still want |