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This commit is contained in:
Michel Mastriani
2020-01-02 15:02:57 -03:00
parent e657eac9fe
commit 9d1abfce15
3 changed files with 64 additions and 45 deletions
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11
Source/Fractorium/CurvesGraphicsView.cpp
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@ -218,16 +218,17 @@ void CurvesGraphicsView::paintEvent(QPaintEvent* e)
void CurvesGraphicsView::mousePressEvent(QMouseEvent* e)
{
QGraphicsView::mousePressEvent(e);
auto thresh = devicePixelRatioF() * 10;
auto findpoint = [&](int x, int y) -> int
auto thresh = devicePixelRatioF() * 4;
auto findpoint = [&](int x, int y, bool incThresh = false) -> int
{
for (int i = 0; i < m_Points[m_Index].size(); i++)
{
auto item = m_Points[m_Index][i];
auto xdist = std::abs(item->pos().x() - x);
auto ydist = std::abs(item->pos().y() - y);
auto threshAgain = incThresh ? thresh * 2 : thresh;
if (xdist < thresh && ydist < thresh)
if (xdist < threshAgain && ydist < threshAgain)
return i;
}
@ -241,7 +242,7 @@ void CurvesGraphicsView::mousePressEvent(QMouseEvent* e)
if (i != -1)
emit PointRemovedSignal(m_Index, i);
}
else if (findpoint(e->pos().x(), e->pos().y()) == -1)
else if (findpoint(e->pos().x(), e->pos().y(), true) == -1)
{
QRectF rect = scene()->sceneRect();
auto points = m_Points[m_Index];
@ -272,4 +273,4 @@ void CurvesGraphicsView::mousePressEvent(QMouseEvent* e)
}
}
}
}
}