|
Qwt User's Guide
6.1.6
|
Open-High-Low-Close sample used in financial charts. More...
#include <qwt_samples.h>
Public Member Functions | |
| QwtOHLCSample (double time=0.0, double open=0.0, double high=0.0, double low=0.0, double close=0.0) | |
| QwtInterval | boundingInterval () const |
| Calculate the bounding interval of the OHLC values. More... | |
| bool | isValid () const |
| Check if a sample is valid. More... | |
Public Attributes | |
| double | time |
| double | open |
| Opening price. | |
| double | high |
| Highest price. | |
| double | low |
| Lowest price. | |
| double | close |
| Closing price. | |
Open-High-Low-Close sample used in financial charts.
In financial charts the movement of a price in a time interval is often represented by the opening/closing prices and the lowest/highest prices in this interval.
|
inline |
Constructor
| t | Time value |
| o | Open value |
| h | High value |
| l | Low value |
| c | Close value |
|
inline |
Calculate the bounding interval of the OHLC values.
For valid samples the limits of this interval are always low/high.
|
inline |
Check if a sample is valid.
A sample is valid, when all of the following checks are true:
| double QwtOHLCSample::time |
Time of the sample, usually a number representing a specific interval - like a day.