ChartDirector 7.1 (C++ Edition)
QChartViewer.setZoomInRatio
Usage
void setZoomInRatio(double ratio);
Description
Sets the magnification ratio for each zoom in click of the mouse.
For zoom in, the ratio should be greater than 1. The default is 2.
Arguments
| Argument | Default | Description |
| ratio | (Mandatory) | The zoom in ratio. |
Return Value
None
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