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package require Tk
proc initPackages { args } {
global gPkg
foreach pkg $args {
set retVal [catch {package require $pkg} gPkg(ext,$pkg,version)]
set gPkg(ext,$pkg,avail) [expr !$retVal]
}
}
initPackages img::bmp img::gif img::ico img::jpeg img::pcx \
img::png img::ppm img::raw img::sgi img::sun \
img::tga img::tiff img::xbm img::xpm img::window
set retVal [catch {package require Img} version]
if { $retVal } {
error "Trying to load package Img: $version"
}
cd [file dirname [info script]]
source [file join "utils" "testUtil.tcl"]
source [file join "utils" "testGUI.tcl"]
source [file join "utils" "testImgs.tcl"]
source [file join "utils" "testReadWrite.tcl"]
set autoMode false
if { $argc >= 1 } {
if { [lindex $argv 0] eq "auto" } {
set autoMode true
}
}
PH "Image Read/Write (Using -to option)"
P "This test tries to store the content of a canvas window in image files"
P "using all file formats available in the tkImg package."
P "After writing we try to read the image back into a photo by using the"
P "auto-detect mechanism of tkImg. If that fails, we use the \"-format\" option."
P ""
if { $tcl_platform(platform) eq "windows" } {
catch { console show }
}
ui_init "testTo.tcl: Read/Write (Using -to option)" "+320+30"
SetFileTypes
set canvId [drawTestCanvas $version]
P ""
StartErrorCount
set sep "\n\t"
set count 1
set phCanvas [getCanvasPhoto $canvId]
foreach elem $fmtList {
set ext [lindex $elem 0]
set fmt [lindex $elem 1]
set opt [lindex $elem 2]
catch { file mkdir testOut }
set fname1 [file join "testOut" "testToFile$ext"]
set fname2 [file join "testOut" "testToString$ext"]
set msg "Image $count: $fname1 Format: $fmt $sep (Options: $opt)"
P $msg
PN "\t"
writePhotoToFile $phCanvas $fname1 "$fmt $opt" 0
set ph [readPhotoFromFile2 $fname1 "fmt $opt" 200 100 -from 10 50 100 110 -to 10 30]
if { $ph eq "" } {
set ph [createErrImg]
} else {
CheckImageSize $ph 200 100
if { $fmt ne "xbm" } {
CheckImagePixel $ph 32 32 0 0 255
}
}
set msg "Image $count.1: $fname1 Format: $fmt $sep (Read from file with -from and -to option)"
ui_addphoto $ph $msg
set str [writePhotoToFile $phCanvas $fname2 "$fmt $opt" 0 -from 10 50 100 110]
set ph [readPhotoFromFile2 $fname2 "$fmt $opt" 200 100 -to 10 30]
if { $ph eq "" } {
set ph [createErrImg]
} else {
CheckImageSize $ph 200 100
if { $fmt ne "xbm" } {
CheckImagePixel $ph 32 32 0 0 255
}
}
set msg "Image $count.2: $fname2 Format: $fmt $sep (Read from file with -to option)"
ui_addphoto $ph $msg
set str [writePhotoToString $phCanvas "$fmt $opt" 0 -from 10 50 100 110]
if { $str eq "" } {
set ph [createErrImg]
} else {
set ph [readPhotoFromString2 $str "$fmt $opt" 200 100 -to 10 30]
if { $ph eq "" } {
set ph [createErrImg]
} else {
CheckImageSize $ph 200 100
if { $fmt ne "xbm" } {
CheckImagePixel $ph 32 32 0 0 255
}
}
}
set msg "Image $count.3: $fname2 Format: $fmt $sep (Read from string with -to option)"
ui_addphoto $ph $msg
P ""
incr count
}
PS
P "End of test (Errors: [GetErrorCount])"
P ""
PrintMachineInfo
if { $autoMode } {
ui_exit [GetErrorCount]
} else {
ui_show
}
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