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Qwt User's Guide
6.2.0
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Sample used in vector fields. More...
#include <qwt_samples.h>
Public Member Functions | |
| QwtVectorFieldSample (double x=0.0, double y=0.0, double vx=0.0, double vy=0.0) | |
| Constructor. More... | |
| QwtVectorFieldSample (const QPointF &pos, double vx=0.0, double vy=0.0) | |
| Constructor. More... | |
| QPointF | pos () const |
| bool | isNull () const |
Public Attributes | |
| double | x |
| x coordinate of the position | |
| double | y |
| y coordinate of the position | |
| double | vx |
| x coordinate of the vector | |
| double | vy |
| y coordinate of the vector | |
Sample used in vector fields.
A vector field sample is a position and a vector - usually representing some direction and magnitude - attached to this position.
Definition at line 243 of file qwt_samples.h.
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Constructor.
| posX | x coordinate of the position |
| posY | y coordinate of the position |
| vectorX | x coordinate of the vector |
| vectorY | y coordinate of the vector |
Definition at line 277 of file qwt_samples.h.
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inline |
Constructor.
| pos | Position |
| vectorX | x coordinate of the vector |
| vectorY | y coordinate of the vector |
Definition at line 293 of file qwt_samples.h.
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inline |
Definition at line 309 of file qwt_samples.h.
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inline |
Definition at line 303 of file qwt_samples.h.