getZoomRange()

Returns the minimum and maximum value that can be used while zooming.

Synopsis

float getZoomRange(float &minFactor, float &maxFactor);

Parameters

Parameter Description
&minFactor Minimum zoom factor
&maxFactor Maximum zoom factor

Return value

The function returns 1 if OK otherwise, -1.

Error

Missing or wrong arguments.

Description

This function returns the zoom range as maximum and minimum values that can be set when using the zoom functions. The maximum and minimum of the allowed zoom factor for a project can be set using the confg entries minZoomFactor and maxZoomFactor

Example

main()
{
  float minFactor, maxFactor;
  getZoomRange(minFactor, maxFactor);
  DebugN("Min. zoom factor: " + minFactor);// 0,5
  DebugN("Max. zoom factor: " + maxFactor);// 4
}

Assignment

Management of managers

Availability

UI

See also

Reference tables, Zooming/panning, panelZoomIn(), panelZoomOut(), getZoomFactor()