diff options
Diffstat (limited to 'src/corelib/tools/qline.cpp')
-rw-r--r-- | src/corelib/tools/qline.cpp | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/src/corelib/tools/qline.cpp b/src/corelib/tools/qline.cpp index 40a69173c4..420ee4b64f 100644 --- a/src/corelib/tools/qline.cpp +++ b/src/corelib/tools/qline.cpp @@ -310,11 +310,6 @@ QDataStream &operator>>(QDataStream &stream, QLine &line) #endif // QT_NO_DATASTREAM - -#ifndef M_2PI -#define M_2PI 6.28318530717958647692528676655900576 -#endif - /*! \class QLineF \inmodule QtCore @@ -597,7 +592,7 @@ qreal QLineF::angle() const const qreal dx = pt2.x() - pt1.x(); const qreal dy = pt2.y() - pt1.y(); - const qreal theta = qAtan2(-dy, dx) * 360.0 / M_2PI; + const qreal theta = qRadiansToDegrees(qAtan2(-dy, dx)); const qreal theta_normalized = theta < 0 ? theta + 360 : theta; @@ -621,7 +616,7 @@ qreal QLineF::angle() const */ void QLineF::setAngle(qreal angle) { - const qreal angleR = angle * M_2PI / 360.0; + const qreal angleR = qDegreesToRadians(angle); const qreal l = length(); const qreal dx = qCos(angleR) * l; @@ -643,7 +638,7 @@ void QLineF::setAngle(qreal angle) */ QLineF QLineF::fromPolar(qreal length, qreal angle) { - const qreal angleR = angle * M_2PI / 360.0; + const qreal angleR = qDegreesToRadians(angle); return QLineF(0, 0, qCos(angleR) * length, -qSin(angleR) * length); } |