Flickable: Fixed rounding errors with contentX/Y

contentX/Y are qreals, but they are rounded using qRound/qFloor/qCeil
which will limit the values to 2^31 needlessly. This fix will use
(std::)round, std::floor and std::ceil instead to allow bigger values for
contentX and contentY.

Change-Id: I35ad4bcfa3b8bbc21e90768d348d3002ca400081
Task-number: QTBUG-48018
Reviewed-by: Shawn Rutledge <shawn.rutledge@qt.io>

1 files changed, 6 insertions, 0 deletions

diff --git a/tests/auto/quick/qquickflickable/data/contentXY.qml b/tests/auto/quick/qquickflickable/data/contentXY.qml
new file mode 100644
index 0000000000..8215976949
--- /dev/null
+++ b/tests/auto/quick/qquickflickable/data/contentXY.qml
@@ -0,0 +1,6 @@
+import QtQuick 2.0
+
+Flickable {
+    width: 400; height: 400
+    contentWidth: 1e11; contentHeight: 1e11
+}