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### bdopen
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### bdopen
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### Used to open a graphics driver with BDplot.
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### Used to open a graphics driver with BDplot.
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### In both jpeg and X11, height and width are scaled to
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### jpeg: get a decent resolution (can't get it working with the true distances...)
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### X11: to get a nicer window on the screen.
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### This hack is ugly. At least there should be a scaling factor in stead so that all measures are scaled (fonts, etc).
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bdopen <- function(file=bdp()$file,paper=bdp()$paper,mfrow=bdp()$mfrow)
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bdopen <- function(file=bdp()$file,paper=bdp()$paper,mfrow=bdp()$mfrow)
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{
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{
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.bdcalcsizes(paper=paper)
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.bdcalcsizes(paper=paper)
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prm <- .bdgetpars()
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prm <- .bdgetpars()
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if( !is.na(prm$file) )
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if( !is.na(prm$file) )
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{
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{
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## If figdir is supplied, prepending it to filename.
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## If figdir is supplied, prepending it to filename.
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if(!is.null(prm$figdir)&!is.na(prm$figdir))
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if(!is.null(prm$figdir)&!is.na(prm$figdir))
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{
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{
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prm$file <- paste(prm$figdir,prm$file,sep="")
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prm$file <- paste(prm$figdir,prm$file,sep="")
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}
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}
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## determining device driver from filename
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## determining device driver from filename
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nchars <- nchar(prm$file)
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nchars <- nchar(prm$file)
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if( any( substr(prm$file,nchars-2,nchars)==".ps",substr(prm$file,nchars-3,nchars)==".eps")){
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if( any( substr(prm$file,nchars-2,nchars)==".ps",substr(prm$file,nchars-3,nchars)==".eps")){
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m <- {
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m <- {
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cat("B/D plotting writing to postscript file\n")
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cat("B/D plotting writing to postscript file\n")
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postscript(file=prm$file, width=prm$width, height=prm$height, paper="special", horizontal=FALSE, family = "Helvetica")
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postscript(file=prm$file, width=prm$width, height=prm$height, paper="special", horizontal=FALSE, family = "Helvetica")
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}
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}
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} else if ( substr(prm$file,nchars-3,nchars)==".pdf")
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} else if ( substr(prm$file,nchars-3,nchars)==".pdf")
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{
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{
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pdf(file=prm$file, width=prm$width, height=prm$height)
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pdf(file=prm$file, width=prm$width, height=prm$height)
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} else if (any(substr(prm$file,nchars-3,nchars)==".jpg", substr(prm$file,nchars-4,nchars)==".jpeg")) {
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} else if (any(substr(prm$file,nchars-3,nchars)==".jpg", substr(prm$file,nchars-4,nchars)==".jpeg")) {
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cat("Writing to jpeg file\n")
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cat("Writing to jpeg file\n")
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jpeg(filename=prm$file,width=prm$width*2,height=prm$height*2,units=prm$size.unit,quality=prm$jpeg.quality,res=prm$jpeg.res,type="cairo")
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jpeg(filename=prm$file,width=prm$width*2,height=prm$height*2,units=prm$size.unit,quality=prm$jpeg.quality,res=prm$jpeg.res,type="cairo")
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## bitmap(file=prm$file,type="jpeg",width=prm$width,height=prm$height,units=prm$size.unit,res=prm$jpeg.res,pointsize=.3)
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## bitmap(file=prm$file,type="jpeg",width=prm$width,height=prm$height,units=prm$size.unit,res=prm$jpeg.res,pointsize=.3)
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}
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}
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}
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}
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else {
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else {
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## to X. Note that this doesn't work on win and osx.
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## to X. Note that this doesn't work on win and osx.
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x11()
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X11(height=prm$height*2,width=prm$width*2)
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}
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}
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par(mfrow=mfrow)
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par(mfrow=mfrow)
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}
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}
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