'trialLine <- data.frame(wt=c(1.4,5.4),mpg=c(20,20))'
'props(x ~ wt, y ~ mpg)',
'mark_symbol(props(fill="blue", dragx="x,carsWorking,wt", dragy="y
,carsWorking,mpg"))',
'scale_quantitative("x", domain=c(0, 7.0), range="width")',
'if (gvParms$check1) branch_smooth(props(stroke="red", strokeWidth=3
), method="lm", n=2L)',
'mark_symbol(props(fill="green", shape="diamond", dragy="y,trialLine
,mpg"), trialLine)',
'mark_line(props(stroke="green", strokeWidth=2), trialLine)',
'branch_histogram(props(fill="gray", fillOpacity=0.3), binwidth
=gvParms$binwidth, origin=gvParms$binwidth*gvParms$binoffset)'
binoffset: "seq(0.1, 0.9, 0.1)"
'if (gvParms$check2) branch_histogram(props(fill="green", stroke=NA,
fillOpacity=0.1), binwidth=gvParms$binwidth, origin=gvParms$binwidth
*gvParms$binoffset)'
'r squared=rsquared(sluice(transform_scale(), props(x~wt, y~mpg),
carsWorking), sluice(transform_scale(), props(x~wt, y~mpg), trialLine))'
,'debug stuff=Sys.time()'