search for: navd88

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2012 Dec 28
1
Using grImport to create a watermark
...ript: • • • postscript(outputFilename,paper="us") grid.picture(noaalogo,distort=FALSE,width=0.5,x=0.50,y=0.50) grid.rect(gp=gpar(fill=rgb(1,1,1,0.9))) plot(dat,xaxt="n",type="b",ylim=c(y_range[1],y_range[2]),main=labelStr,xlab="Date",ylab="Elevation, NAVD88 (Ft)") • • • dev.off() The picture "noaalogo" is drawn, but either the plot() is obscured or is not drawn at all. In either case, the "watermarking" effect is not happening in my script, but does work as expected, manually, at the R prompt. I'm sure this is a graphics...