NAME
EZ_SetupRuler- setup a ruler widget
SYNOPSIS
#include <EZ.h>
void EZ_SetupRuler( EZ_Widget *ruler, int tickUnit.
int tickLen, int nscale, int offset);
void EZ_SetRulerOffset( EZ_Widget *ruler, int offset);
ARGUMENTS
ruler Specifies a ruler widget.
offset specifies an offset of the ruler origin. That is,
the origin of the ruler window will be treated as -offset
units.
tickUnit, tickLen, nscle specifies a set of control param-
eters. tickUnit is distance between tick marks. If tickU-
nit is zero, it will be set approximately the equivalent
of 1mm in pixels. If tickUnit is negative, it will be set
to the equivalent of 1/8 inch in pixels. Otherwise, it is
treated as the number of pixels. tickLength is the
length of the longest tick marks and nScale represents the
value corresponds to 10 tick units.
x,y specifies the pointer coordinates relative to the
source window.
DESCRIPTION
These functions set a mark on a ruler widget. A ruler
widget has two static marks.
SEE ALSO
EZ_WidgetNotifyRuler(3), EZ_GetRulerMarks(3)