Fix MSVC warnings about precision loss when converting double to float

The warnings appeared after porting QCcolor to float.

Change-Id: I248f15a7a403281e849f030e412c159f9732261e
Reviewed-by: Mitch Curtis <mitch.curtis@qt.io>

4 files changed, 4 insertions, 4 deletions

diff --git a/src/imports/controls/fusion/impl/qquickfusionknob.cpp b/src/imports/controls/fusion/impl/qquickfusionknob.cpp
index a641d190..27ac54d3 100644
--- a/src/imports/controls/fusion/impl/qquickfusionknob.cpp
+++ b/src/imports/controls/fusion/impl/qquickfusionknob.cpp
@@ -62,7 +62,7 @@ void QQuickFusionKnob::paint(QPainter *painter)
                  qMin(140, color .saturation()),
                  qMax(180, color.value()));
     color = color.lighter(104);
-    color.setAlphaF(qreal(0.8));
+    color.setAlphaF(0.8f);
 
     const qreal sz = qMin(w, h);
     QRectF rect(0, 0, sz, sz);
diff --git a/src/imports/controls/material/qquickmaterialstyle.cpp b/src/imports/controls/material/qquickmaterialstyle.cpp
index a130db6c..d70728a0 100644
--- a/src/imports/controls/material/qquickmaterialstyle.cpp
+++ b/src/imports/controls/material/qquickmaterialstyle.cpp
@@ -883,7 +883,7 @@ QColor QQuickMaterialStyle::hintTextColor() const
 QColor QQuickMaterialStyle::textSelectionColor() const
 {
     QColor color = accentColor();
-    color.setAlphaF(0.4);
+    color.setAlphaF(0.4f);
     return color;
 }
 
diff --git a/src/imports/nativestyle/qstyle/qquickcommonstyle.cpp b/src/imports/nativestyle/qstyle/qquickcommonstyle.cpp
index 02d58bf4..e4adebd9 100644
--- a/src/imports/nativestyle/qstyle/qquickcommonstyle.cpp
+++ b/src/imports/nativestyle/qstyle/qquickcommonstyle.cpp
@@ -6062,7 +6062,7 @@ QPixmap QCommonStyle::generatedIconPixmap(QIcon::Mode iconMode, const QPixmap &p
     case QIcon::Selected: {
         QImage img = pixmap.toImage().convertToFormat(QImage::Format_ARGB32_Premultiplied);
         QColor color = opt->palette.color(QPalette::Normal, QPalette::Highlight);
-        color.setAlphaF(qreal(0.3));
+        color.setAlphaF(0.3f);
         QPainter painter(&img);
         painter.setCompositionMode(QPainter::CompositionMode_SourceAtop);
         painter.fillRect(0, 0, img.width(), img.height(), color);
diff --git a/src/imports/nativestyle/qstyle/qquickstylehelper.cpp b/src/imports/nativestyle/qstyle/qquickstylehelper.cpp
index 346408a4..ebc82864 100644
--- a/src/imports/nativestyle/qstyle/qquickstylehelper.cpp
+++ b/src/imports/nativestyle/qstyle/qquickstylehelper.cpp
@@ -333,7 +333,7 @@ void drawDial(const QStyleOptionSlider *option, QPainter *painter)
 
     QPointF dp = calcRadialPos(option, qreal(0.70));
     buttonColor = buttonColor.lighter(104);
-    buttonColor.setAlphaF(qreal(0.8));
+    buttonColor.setAlphaF(0.8f);
     const qreal ds = r/qreal(7.0);
     QRectF dialRect(dp.x() - ds, dp.y() - ds, 2*ds, 2*ds);
     QRadialGradient dialGradient(dialRect.center().x() + dialRect.width()/2,