QwtPoint3D class defines a 3D point in double coordinates.
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#include <qwt_point_3d.h>
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| | QwtPoint3D () |
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| | QwtPoint3D (double x, double y, double z) |
| | Constructs a point with coordinates specified by x, y and z.
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| | QwtPoint3D (const QPointF &) |
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| bool | isNull () const |
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| double | x () const |
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| double | y () const |
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| double | z () const |
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| double & | rx () |
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| double & | ry () |
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| double & | rz () |
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| void | setX (double x) |
| | Sets the x-coordinate of the point to the value specified by x.
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| void | setY (double y) |
| | Sets the y-coordinate of the point to the value specified by y.
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| void | setZ (double y) |
| | Sets the z-coordinate of the point to the value specified by z.
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| QPointF | toPoint () const |
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| bool | operator== (const QwtPoint3D &) const |
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| bool | operator!= (const QwtPoint3D &) const |
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QwtPoint3D class defines a 3D point in double coordinates.
Definition at line 22 of file qwt_point_3d.h.
◆ QwtPoint3D() [1/3]
| QwtPoint3D::QwtPoint3D |
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◆ QwtPoint3D() [2/3]
| QwtPoint3D::QwtPoint3D |
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double | x, |
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double | y, |
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double | z = 0.0 ) |
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Constructs a point with coordinates specified by x, y and z.
Definition at line 73 of file qwt_point_3d.h.
◆ QwtPoint3D() [3/3]
| QwtPoint3D::QwtPoint3D |
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const QPointF & | other | ) |
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Constructs a point with x and y coordinates from a 2D point, and a z coordinate of 0.
Definition at line 84 of file qwt_point_3d.h.
◆ isNull()
| bool QwtPoint3D::isNull |
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const |
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- Returns
- True if the point is null; otherwise returns false.
A point is considered to be null if x, y and z-coordinates are equal to zero.
Definition at line 97 of file qwt_point_3d.h.
◆ operator!=()
| bool QwtPoint3D::operator!= |
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const QwtPoint3D & | other | ) |
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- Returns
- True if this rect and other are different; otherwise returns false.
Definition at line 171 of file qwt_point_3d.h.
◆ operator==()
| bool QwtPoint3D::operator== |
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const QwtPoint3D & | other | ) |
const |
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- Returns
- True, if this point and other are equal; otherwise returns false.
Definition at line 165 of file qwt_point_3d.h.
◆ rx()
| double & QwtPoint3D::rx |
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- Returns
- A reference to the x-coordinate of the point.
Definition at line 121 of file qwt_point_3d.h.
◆ ry()
| double & QwtPoint3D::ry |
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- Returns
- A reference to the y-coordinate of the point.
Definition at line 127 of file qwt_point_3d.h.
◆ rz()
| double & QwtPoint3D::rz |
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- Returns
- A reference to the z-coordinate of the point.
Definition at line 133 of file qwt_point_3d.h.
◆ setX()
| void QwtPoint3D::setX |
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double | x | ) |
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Sets the x-coordinate of the point to the value specified by x.
Definition at line 139 of file qwt_point_3d.h.
◆ setY()
| void QwtPoint3D::setY |
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double | y | ) |
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Sets the y-coordinate of the point to the value specified by y.
Definition at line 145 of file qwt_point_3d.h.
◆ setZ()
| void QwtPoint3D::setZ |
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double | y | ) |
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Sets the z-coordinate of the point to the value specified by z.
Definition at line 151 of file qwt_point_3d.h.
◆ toPoint()
| QPointF QwtPoint3D::toPoint |
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- Returns
- 2D point, where the z coordinate is dropped.
Definition at line 159 of file qwt_point_3d.h.
◆ x()
| double QwtPoint3D::x |
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◆ y()
| double QwtPoint3D::y |
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const |
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◆ z()
| double QwtPoint3D::z |
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const |
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