MouGetScaleFact

This call returns a pair of 1-word scaling factors for the current mouse device.

MouGetScaleFact

(ScaleStruct, DeviceHandle)

ScaleStruct (PSCALEFACT) - output

Address of the control block structure that contains the current row and column coordinate scaling factors. The scaling factors must be greater than or equal to 1 and less than or equal to (32K - 1).

rowscale (USHORT)

Row scaling factor.
colscale (USHORT)
Column scaling factor.

See MouSetScaleFact for more information.

DeviceHandle (HMOU) - input
Contains the handle of the mouse device obtained from a previous MouOpen.
rc (USHORT) - return
Return code descriptions are:
• NO_ERROR
  385
  ERROR_MOUSE_NO_DEVICE
  466
  ERROR_MOU_DETACHED
  501
  ERROR_MOUSE_NO_CONSOLE
  505
  ERROR_MOU_EXTENDED_SG
  Remarks

  The units of the scale factor depend on the mode of the display screen for the session. If the screen is operating in text mode, the scaling units are relative to characters. If the screen is operating in graphics mode, the scaling units are relative to pels.

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