ChartDirector 7.1 (C++ Edition)
QChartViewer.setZoomOutRatio
Usage
void setZoomOutRatio(double ratio);
Description
Sets the magnification ratio for each zoom out click of the mouse.
For zoom out, the ratio should be less than 1. The default is 0.5.
Arguments
| Argument | Default | Description |
| ratio | (Mandatory) | The zoom out ratio. |
Return Value
None
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