| Qwt User's Guide
    6.2.0
    | 
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.
| 
 | inline | 
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.
| 
 | 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.
| 
 | inline | 
Definition at line 309 of file qwt_samples.h.
| 
 | inline | 
Definition at line 303 of file qwt_samples.h.