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package require base64
package require Img
package require img::dted
package require img::raw
# Red Green Blue Cyan Magenta Yellow Magenta Black White
set colorList {
"#FF0000"
"#00FF00"
"#0000FF"
"#00FFFF"
"#FF00FF"
"#FFFF00"
"#000000"
"#FFFFFF"
}
set fmtList {
"bmp" ".bmp" ""
"gif" ".gif" ""
"ico" ".ico" ""
"jpeg" ".jpg" ""
"pcx" ".pcx" ""
"png" ".png" ""
"ppm" ".ppm" ""
"raw" ".raw" "-useheader true -nomap true -nchan 3"
"sgi" ".rgb" ""
"sun" ".ras" ""
"tga" ".tga" ""
"tiff" ".tif" ""
"xbm" ".xbm" ""
"xpm" ".xpm" ""
}
proc DrawBmpRect { img xs ys w h mask } {
set scanline [list]
for { set x 0 } { $x < $w } { incr x } {
for { set y 0 } { $y < $h } { incr y } {
$img put "#FFFFFF" -to [expr $xs + $x] [expr $ys + $y]
$img transparency set [expr $xs + $x] [expr $ys + $y] $mask
}
}
}
proc DrawPhotoRect { img xs ys w h color } {
set scanline [list]
for { set x 0 } { $x < $w } { incr x } {
lappend scanline $color
}
set data [list]
lappend data $scanline
for { set y 0 } { $y < $h } { incr y } {
$img put $data -to $xs [expr $ys + $y]
}
}
proc WriteBase64File { fileName base64Data { varName "imgdata" } } {
puts "WriteBase64Data $fileName"
set fp [open $fileName w]
puts -nonewline $fp "set $varName \\\n\{"
puts -nonewline $fp $base64Data
puts $fp "\}"
close $fp
}
proc ReadImgData { fileName } {
set retVal [catch {open $fileName r} fp]
if { $retVal == 0 } {
fconfigure $fp -translation binary
set imgData [read $fp]
close $fp
set base64Data [::base64::encode -maxlen 72 $imgData]
return $base64Data
} else {
error "Could not read $fileName"
}
}
set wr 5
set hr 7
set h $hr
set w [expr $wr * [llength $colorList]]
set photo [image create photo -width $w -height $h]
set bmp [image create photo -width $w -height $h]
set x 0
set y 0
foreach color $colorList {
DrawPhotoRect $photo $x $y $wr $hr $color
set x [expr $x + $wr]
}
set x 0
set y 0
set mask false
foreach color $colorList {
DrawBmpRect $bmp $x $y $wr $hr $mask
set x [expr $x + $wr]
set mask [expr ! $mask]
}
foreach { fmt ext opt } $fmtList {
set fileName "testimgs/img$ext"
puts "Generate image $fileName"
if { $fmt eq "xbm" } {
$bmp write $fileName -format $fmt
} else {
$photo write $fileName -format "$fmt $opt"
}
if { $fmt eq "xpm" } {
# TODO: XPM should write as base64, too.
set base64Data [$photo data -format $fmt]
} elseif { $fmt eq "xbm" } {
set base64Data [$bmp data -format $fmt]
} else {
set base64Data [ReadImgData $fileName]
}
WriteBase64File "$fileName.base64" $base64Data
}
set fileName "testimgs/img2.jpg"
image create photo jpg2 -file "testimgs/img.jpg"
puts "Generate image $fileName"
jpg2 write $fileName -format jpeg
set base64Data [ReadImgData $fileName]
WriteBase64File "$fileName.base64" $base64Data "imgdata2"
set fileName "testimgs/img.dt0"
puts "Generate image $fileName"
file copy -force "e10n48.dt0" $fileName
set base64Data [ReadImgData $fileName]
WriteBase64File "$fileName.base64" $base64Data
exit 0
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