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- ! description of Scientific Graphics Toolkit and demos
-
- call tw_wset_size(0,684,684)
- call tw_wset_title(0,"About Scientific Graphics")
- set text justify "center","base"
-
- call info
-
- do
- if refresh(0)=1 then call info
- get mouse x,y,state
- if state<>0 then stop
- loop
-
- sub info
- clear
- print
- print
- print
- print
- print
- set color "magenta"
- set text justify "center","bottom"
- let r=setfontsize(18)
- let a$="The Scientific Graphics Toolkit"
- plot text, at .5,.87: a$
- set color "blue"
- let t=strwidth(a$)
- box area .5-t/2,.5+t/2,.84,.85
- box area 0,.01,0,1
- box area 0,1,.99,1
- box area .99,1,0,1
- box area 0,1,0,.01
- set color "white"
-
- print
- print
- print
- print
- print
-
- print " The Scientific Graphics Toolkit allows scientists, engineers,"
- print " mathematicians, and programmers to draw complex scientific graphs"
- print " using their own data sets and the routines provided in the toolkit."
- print " Data sets may be of any size, even tens of thousands of entries."
- print " Histograms, scatter plots, box-and-whisker plots, Windsorized means,"
- print " linear and polynomial fits, contingency table analysis, and non-"
- print " parametric tests are all supported."
- print
- print
- print " The following demo programs include:"
- print
- print
- print " lsquare adds a least-squares line to data points."
- print
- print
- print " meanfit fits a Bezier curve through means of data"
- print " samples."
- print
- print
- print " spline draws a spline curve through random points."
- print
- print
- print " vfunc graphs a vector function."
- print
- print
- print " Note that these programs do not check for refresh events so that"
- print " if the window is obscured it will not be automatically redrawn."
- print
- print
- print
- print " <click the left mouse button to continue>"
- end sub
-
- end
-