Arithmetic including a tolerance.  
 More...
#include <qwt_scale_engine.h>
|  | 
| static double | ceilEps (double value, double intervalSize) | 
|  | 
| static double | floorEps (double value, double intervalSize) | 
|  | 
| static double | divideEps (double interval, double steps) | 
|  | Divide an interval into steps.  More... 
 | 
|  | 
| static double | divideInterval (double interval, int numSteps, uint base) | 
|  | 
Arithmetic including a tolerance. 
  
  | 
        
          | double QwtScaleArithmetic::ceilEps | ( | double | value, |  
          |  |  | double | intervalSize |  
          |  | ) |  |  |  | static | 
 
Ceil a value, relative to an interval
- Parameters
- 
  
    | value | Value to be ceiled |  | intervalSize | Interval size |  
 
- Returns
- Rounded value
- See also
- floorEps() 
 
 
  
  | 
        
          | double QwtScaleArithmetic::divideEps | ( | double | intervalSize, |  
          |  |  | double | numSteps |  
          |  | ) |  |  |  | static | 
 
Divide an interval into steps. 

- Parameters
- 
  
    | intervalSize | Interval size |  | numSteps | Number of steps |  
 
- Returns
- Step size 
 
 
  
  | 
        
          | double QwtScaleArithmetic::divideInterval | ( | double | intervalSize, |  
          |  |  | int | numSteps, |  
          |  |  | uint | base |  
          |  | ) |  |  |  | static | 
 
Calculate a step size for a given interval
- Parameters
- 
  
    | intervalSize | Interval size |  | numSteps | Number of steps |  | base | Base for the division ( usually 10 ) |  
 
- Returns
- Calculated step size 
 
 
  
  | 
        
          | double QwtScaleArithmetic::floorEps | ( | double | value, |  
          |  |  | double | intervalSize |  
          |  | ) |  |  |  | static | 
 
Floor a value, relative to an interval
- Parameters
- 
  
    | value | Value to be floored |  | intervalSize | Interval size |  
 
- Returns
- Rounded value 
- See also
- floorEps()