XmConvertUnits(Xm) 6 January 1993 XmConvertUnits(Xm) Name XmConvertUnits - a function that converts a value in one unit type to another unit type Syntax #include <Xm/Xm.h> int XmConvertUnits (widget, orientation, from_unit_type, from_value, to_unit_type) Widget widget; int orientation; int from_unit_type; int from_value; int to_unit_type; Description XmConvertUnits converts the value and returns it as the return value from the function. widget Specifies the widget for which the data is to be converted orientation Specifies whether the converter uses the horizontal or vertical screen resolution when performing the conversions. orientation can have values of XmHORIZONTAL or XmVERTICAL. fromunittype Specifies the current unit type of the supplied value fromvalue Specifies the value to be converted tounittype Converts the value to the unit type specified The parameters fromunittype and tounittype can have the following values: + XmPIXELS -- all values provided to the widget are treated as normal pixel values. This is the default for the resource. + Xm100THMILLIMETERS -- all values provided to the widget are treated as 1/100 millimeter. + Xm1000THINCHES -- all values provided to the widget are treated as 1/1000 inch. + Xm100THPOINTS -- all values provided to the widget are treated as 1/100 point. A point is a unit typically used in text processing applications and is defined as 1/72 inch. + Xm100THFONTUNITS -- all values provided to the widget are treated as 1/100 of a font unit. A font unit has horizontal and vertical com- ponents. These are the values of the XmScreen resources XmNhorizon- talFontUnit and XmNverticalFontUnit. Return value Returns the converted value. If a NULL widget, incorrect orientation, or incorrect unittype is supplied as parameter data, 0 is returned. See also XmSetFontUnits(Xm) and XmScreen(Xm).