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Prevent timeline bar item from going off limits

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When dragging a timeline bar item or one of its edges, confine edges
so that they do not go beyond the timeline limits.

Task-number: QDS-1074
Change-Id: I029cfbe02cf07d1f9e5e5119283d2b94fca2b2f6
Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@qt.io>
This commit is contained in:
Mahmoud Badri
2019-09-25 16:15:43 +03:00
parent 501e630df1
commit b0f796e4e3
1 changed files with 13 additions and 4 deletions
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13
src/plugins/qmldesigner/components/timelineeditor/timelinesectionitem.cpp
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@@ -801,11 +801,20 @@ void TimelineBarItem::itemMoved(const QPointF &start, const QPointF &end)
if (isActiveHandle(Location::Undefined))
dragInit(rect(), start);
const qreal min = qreal(TimelineConstants::sectionWidth + TimelineConstants::timelineLeftOffset
qreal min = qreal(TimelineConstants::sectionWidth + TimelineConstants::timelineLeftOffset
- scrollOffset());
const qreal max = qreal(timelineScene()->rulerWidth() - TimelineConstants::sectionWidth
qreal max = qreal(timelineScene()->rulerWidth() - TimelineConstants::sectionWidth
+ rect().width());
const qreal minFrameX = mapFromFrameToScene(timelineScene()->startFrame());
const qreal maxFrameX = mapFromFrameToScene(timelineScene()->endFrame());
if (min < minFrameX)
min = minFrameX;
if (max > maxFrameX)
max = maxFrameX;
if (isActiveHandle(Location::Center))
dragCenter(rect(), end, min, max);
else