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use Qt-functions to rotate lines and polygons

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This commit is contained in:
plc-user
2025-02-16 15:28:15 +01:00
parent e98ce4de1d
commit 2aeae1fe46
3 changed files with 10 additions and 39 deletions
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23
sources/editor/graphicspart/partline.cpp
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@@ -579,26 +579,9 @@ void PartLine::setSecondEndLength(const qreal &l)
}
void PartLine::setRotation(qreal angle) {
double tmp, x, y;
if (angle > 0) {
tmp = m_line.p1().y();
y = m_line.p1().x();
x = (-1) * tmp;
m_line.setP1(QPointF(x, y));
tmp = m_line.p2().y();
y = m_line.p2().x();
x = (-1) * tmp;
m_line.setP2(QPointF(x, y));
} else {
tmp = m_line.p1().x();
x = m_line.p1().y();
y = (-1) * tmp;
m_line.setP1(QPointF(x, y));
tmp = m_line.p2().x();
x = m_line.p2().y();
y = (-1) * tmp;
m_line.setP2(QPointF(x, y));
}
m_rot += angle;
m_line.setP1(QTransform().rotate(angle).map(m_line.p1()));
m_line.setP2(QTransform().rotate(angle).map(m_line.p2()));
prepareGeometryChange();
setLine(m_line);
adjustHandlerPos();