--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/reference/ocr-new/multi_zone.tcl Thu May 18 23:12:51 2006 +0200
@@ -0,0 +1,612 @@
+
+set zoneWindow .zoning_window
+set HorizMerge 70
+set VertMerge 70
+
+set region_list [list]
+set ordered_region_list [list]
+
+set prev_reg_id 0
+set region_data(0,x_final) 0
+set region_data(0,y_final) 0
+set region_data(0,x_init) -40
+set region_data(0,y_init) -20
+
+set cur_xoffset 0
+set cur_yoffset 0
+
+
+proc multiZone_open { filename } {
+ global HorizMerge VertMerge cur_xoffset curyoffset
+
+ set cur_xoffset 0
+ set cur_yoffset 0
+# 1 means success
+ global IMAGE_DISPLAY_WIN ZONING_SCALE_FACTOR DISPLAY_IMAGE XV xvprocess \
+ multiZone_display_open zoneWindow
+
+ set open 1
+
+ if { $multiZone_display_open == $open } {
+ focus .zoning_window
+ } else {
+
+ toplevel .zoning_window
+ init_zoning_display
+ }
+
+
+# puts stdout "Opening $filename"
+ zoned_page_open $filename
+# Scale image to display
+ init_ZONING_SCALE_FACTOR
+
+
+# puts stdout "Done putting into page structure"
+ if { 1 } {
+ set display_height [expr $ZONING_SCALE_FACTOR * [get_page_height]]
+ set display_width [expr $ZONING_SCALE_FACTOR * [get_page_width]]
+ wm geometry .zoning_window [expr int($display_width) +20]x[expr int($display_height) + 150]+300+100
+
+
+ if { $DISPLAY_IMAGE == $XV } {
+ set xvprocess [exec xv $filename &]
+ puts stdout "xvprocess $xvprocess"
+ } else {
+# use the canvas...
+ DESKEW
+ zone_message "Displaying Image"
+ DISPLAY_INTERVALS .zoning_window.work_space $ZONING_SCALE_FACTOR
+ zone_message "Determining Line boundaries"
+ FIND_LINES
+ zone_message " "
+ }
+ } else {
+ popup_image_failure_win
+ }
+
+
+}
+
+proc init_ZONING_SCALE_FACTOR { } {
+ global ZONING_SCALE_FACTOR
+
+ set ZONING_SCALE_FACTOR [expr 800.0/[get_page_height]]
+ set temp [expr 800.0/[get_page_width]]
+ puts $ZONING_SCALE_FACTOR
+ puts $temp
+ if {[expr $temp] < [expr $ZONING_SCALE_FACTOR] } {
+ set ZONING_SCALE_FACTOR $temp
+ }
+ if { $ZONING_SCALE_FACTOR > 1} {
+ set ZONING_SCALE_FACTOR 1
+ }
+
+}
+
+
+proc init_zoning_display { } {
+ global ZONING_SCALE_FACTOR BACKGROUND FOREGROUND scroll_inc zoneWindow
+ global menu_bar_height button_bar_height SMALLFONT FONT
+
+ wm geometry $zoneWindow 600x900+300+100
+ wm title $zoneWindow "CalZoning"
+ wm positionfrom $zoneWindow user
+ wm minsize $zoneWindow 500 300
+ $zoneWindow configure -background $BACKGROUND
+
+
+ set canvas_width 1000
+ set canvas_height 1000
+
+ canvas $zoneWindow.work_space -bg white -xscrollcommand \
+ "$zoneWindow.xscroller set" -yscrollcommand \
+ "$zoneWindow.yscroller set" -xscrollincrement \
+ $scroll_inc -cursor {crosshair black gray} \
+ -width $canvas_width -height $canvas_height
+# two scrollbars
+ scrollbar $zoneWindow.xscroller -command "$zoneWindow.work_space xview" -orient horizontal -background $BACKGROUND
+ scrollbar $zoneWindow.yscroller -command "$zoneWindow.work_space yview" -background $BACKGROUND
+
+ frame $zoneWindow.menu_bar -height $menu_bar_height -relief raised -bd 2 -background $BACKGROUND
+ init_zoning_menu_bar
+
+ frame $zoneWindow.message_bar -height $button_bar_height \
+ -background $BACKGROUND -relief raised -bd 2
+ message $zoneWindow.message_bar.m -background \
+ $BACKGROUND -foreground $FOREGROUND -font $SMALLFONT \
+ -justify center
+
+ pack $zoneWindow.menu_bar -side top -fill x
+ pack $zoneWindow.message_bar -side top -fill x
+ pack $zoneWindow.message_bar.m -fill x -fill y
+
+ pack $zoneWindow.xscroller -side bottom -fill x
+
+ pack $zoneWindow.yscroller -side right -fill y
+ pack $zoneWindow.work_space -side top -fill x -fill y
+ $zoneWindow.work_space configure -scrollregion { 0 0 5000 5000 }
+ bind $zoneWindow.work_space <Double-3> {
+ set curx [.main_window.display.work_space canvasx %x]
+ set cury [.main_window.display.work_space canvasy %y]
+ set_active_zone $curx $cury
+ }
+
+ initialize_region_grab
+
+}
+
+
+proc max { a b } {
+ if { [expr $a] > [expr $b] } {
+ return $a
+ } else {
+ return $b
+ }
+}
+
+proc init_zoning_menu_bar { } {
+
+# this command initializes the zoning menu bar
+
+ global BACKGROUND FOREGROUND FONT zoneWindow
+
+ #Zoning
+ menubutton $zoneWindow.menu_bar.zoning -text "Zoning"\
+ -menu $zoneWindow.menu_bar.zoning.menu -borderwidth\
+ 2 -background $BACKGROUND -foreground $FOREGROUND -font $FONT
+ menu $zoneWindow.menu_bar.zoning.menu -background $BACKGROUND \
+ -foreground $FOREGROUND -font $FONT
+ $zoneWindow.menu_bar.zoning.menu add command -label "AutoZone..." \
+ -command popup_autozone_menu
+ $zoneWindow.menu_bar.zoning.menu add command -label "Destroy Zones" \
+ -command destroy_all_regions
+
+
+ button $zoneWindow.menu_bar.scale -text "Scale Factor" \
+ -borderwidth 2 -background $BACKGROUND -foreground $FOREGROUND \
+ -relief flat \
+ -font $FONT -command popup_scale_menu
+
+# button $zoneWindow.menu_bar.recognize -text "Recognize All" \
+# -borderwidth 2 -background $BACKGROUND -foreground $FOREGROUND \
+# -relief flat \
+# -font $FONT -command {puts "Recognize All"}
+
+ button $zoneWindow.menu_bar.help -text "Help" -borderwidth 2 -background $BACKGROUND -foreground $FOREGROUND -font $FONT -relief flat \
+ -command { init_zoning_help .main_window.menu_bar.help }
+
+ button $zoneWindow.menu_bar.close -text "Close" \
+ -borderwidth 2 -background $BACKGROUND -foreground $FOREGROUND \
+ -relief flat \
+ -font $FONT -command close_zoned_document
+
+ pack $zoneWindow.menu_bar.zoning $zoneWindow.menu_bar.scale \
+ $zoneWindow.menu_bar.close -side left -padx 1m -pady 1m
+ pack $zoneWindow.menu_bar.help -side right -padx 1m -pady 1m
+
+ }
+
+
+
+proc popup_scale_menu { } {
+# a little box for the user to change the horizontal and vertial merging
+# parameters and initiate automatic zoning
+
+ global BACKGROUND FOREGROUND SMALLFONT FONT ZONING_SCALE_FACTOR SELECT
+ if { [winfo exists .scale] } {
+ focus .scale
+ return
+ }
+
+ toplevel .scale -background $BACKGROUND
+ wm geometry .scale 200x100+350+150
+ message .scale.m -text "Scale Factor\n" -background \
+ $BACKGROUND -foreground $FOREGROUND -font $SMALLFONT \
+ -justify center -width 200
+
+ set gm .scale
+ set var ZONING_SCALE_FACTOR
+ set varWindow [string tolower $var]
+ frame $gm.$varWindow
+ label $gm.$varWindow.l -text "Scale Factor" -width 13 -fg $FOREGROUND -background $BACKGROUND -font $FONT -justify left
+ entry $gm.$varWindow.set -width 4 -relief sunken -textvariable $var -fg $FOREGROUND -background $BACKGROUND -font $FONT -selectbackground $SELECT
+ $gm.$varWindow.set icursor 0
+ $gm.$varWindow.set select range 0 10
+ bind $gm.$varWindow.set <Return> scale_zoned_page
+ pack $gm.$varWindow.l -side left
+ pack $gm.$varWindow.set -side right
+ pack $gm.$varWindow -side top
+
+ frame .scale.buttons
+ button .scale.buttons.ok -text OK -command scale_zoned_page -fg $FOREGROUND -background $BACKGROUND -font $SMALLFONT -width 5
+ button .scale.buttons.cancel -text Cancel -command {destroy .scale}\
+ -fg $FOREGROUND -background $BACKGROUND -font $SMALLFONT -width 5
+ pack .scale.buttons.ok .scale.buttons.cancel -side left -expand 1 \
+ -fill x
+
+ pack .scale.buttons\
+ -side top -fill x
+
+
+ focus $gm.$varWindow.set
+
+}
+
+
+
+proc popup_autozone_menu { } {
+# a little box for the user to change the horizontal and vertial merging
+# parameters and initiate automatic zoning
+
+ global BACKGROUND FOREGROUND SMALLFONT FONT HorizMerge VertMerge
+ if { [winfo exists .autozone] } {
+ focus .autozone
+ return
+ }
+
+ toplevel .autozone -background $BACKGROUND
+ wm geometry .autozone 250x225+300+150
+ message .autozone.m -text "Merging Parameters\n" -background \
+ $BACKGROUND -foreground $FOREGROUND -font $SMALLFONT \
+ -justify center -width 250
+ scale .autozone.hmerge -from 0 -to 255 -variable HorizMerge \
+ -orient horizontal -label "Horizontal Merge" \
+ -background $BACKGROUND -foreground $FOREGROUND -font $SMALLFONT
+ scale .autozone.vmerge -from 0 -to 255 -variable VertMerge \
+ -orient horizontal -label "Vertical Merge" -background \
+ $BACKGROUND -foreground $FOREGROUND -font $SMALLFONT
+
+
+ frame .autozone.buttons
+ button .autozone.buttons.ok -text OK -command autozone -fg $FOREGROUND -background $BACKGROUND -font $SMALLFONT -width 5
+ button .autozone.buttons.cancel -text Cancel -command {destroy .autozone}\
+ -fg $FOREGROUND -background $BACKGROUND -font $SMALLFONT -width 5
+ pack .autozone.buttons.ok .autozone.buttons.cancel -side left -expand 1 \
+ -fill x
+
+ pack .autozone.m .autozone.hmerge .autozone.vmerge .autozone.buttons \
+ -side top -fill x
+}
+
+
+proc autozone { } {
+ global HorizMerge VertMerge zoneWindow
+
+ zone_message "Zoning Document"
+ destroy_all_regions
+ AUTO_ZONE $HorizMerge $VertMerge
+ destroy .autozone
+}
+
+proc zone_message { msg } {
+ global zoneWindow
+ $zoneWindow.message_bar.m configure -text $msg \
+ -width 500 -justify center
+}
+
+set x_init 0
+set y_init 0
+set x_final 0
+set y_final 0
+
+set prev_region_id 0
+
+
+set started_region 0
+set region_count 0
+
+proc initialize_region_grab { } {
+global window
+#
+#
+# facilitates the grabbing of a rectangle of the window
+# using mouse button 1
+# canvas subwindow must be called $zoneWindow.work_space
+
+
+ global x_init y_init x_final y_final started_region region_data region_list region_id arrow_in_progress current_arrow zoneWindow
+
+
+
+ bind $zoneWindow.work_space <ButtonPress-1> {
+ if [expr ! $started_region] {
+ puts stdout "window: $zoneWindow \n"
+ grab set $zoneWindow
+ set x_init [$zoneWindow.work_space canvasx %x]
+ set y_init [$zoneWindow.work_space canvasy %y]
+ start_region $x_init $y_init
+
+ }
+ }
+
+ bind $zoneWindow.work_space <ButtonRelease-1> {
+ set x_final [$zoneWindow.work_space canvasx %x]
+ set y_final [$zoneWindow.work_space canvasy %y]
+ end_region $x_final $y_final
+ ADD_ZONE $x_init $y_init $x_final $y_final
+
+ }
+
+ bind $zoneWindow.work_space <B2-Motion> {
+ if $arrow_in_progress {
+ set curx [$zoneWindow.work_space canvasx %x]
+ set cury [$zoneWindow.work_space canvasy %y]
+ $zoneWindow.work_space coords $current_arrow 0 0 $curx $cury
+ }
+ }
+ bind $zoneWindow.work_space <B1-Motion> {
+ if $started_region {
+
+ set curx [$zoneWindow.work_space canvasx %x]
+ set cury [$zoneWindow.work_space canvasy %y]
+
+ $zoneWindow.work_space coords region$region_id $x_init $y_init $curx $cury
+
+
+ }
+ }
+ bind $zoneWindow <Enter> {
+ SWITCH_TO_ZONED_PAGE
+ }
+
+ bind $zoneWindow <Leave> {
+ # on leaving the display, release control of the mouse etc.
+ # maybe make it scroll instead?
+ if $started_region {
+ grab release $zoneWindow
+ set started_region 0
+ $zoneWindow.work_space coords region$region_id 0 0 0 0
+ }
+ }
+}
+
+
+set arrow_in_progress 0
+
+proc make_region_buttons { reg_id } {
+ global region_data kill_button_data next_button_data arrow_in_progress current_arrow zoneWindow
+
+ set x_init $region_data($reg_id,x_init)
+ set y_init $region_data($reg_id,y_init)
+
+ set next_num [$zoneWindow.work_space create rectangle $x_init $y_init [expr $x_init + 40] [expr $y_init + 20] -fill blue -tags "region$reg_id next_button$reg_id"]
+
+ set next_button_data($next_num,reg_id) $reg_id
+ $zoneWindow.work_space bind next_button$reg_id <Double-2> {
+ set reg_id $next_button_data([$zoneWindow.work_space find withtag current],reg_id)
+ if { $arrow_in_progress } {
+ set canvas_x [$zoneWindow.work_space canvasx %x]
+ set canvas_y [$zoneWindow.work_space canvasy %y]
+ finish_arrow $reg_id $canvas_x $canvas_y
+ } else {
+ set canvas_x [$zoneWindow.work_space canvasx %x]
+ set canvas_y [$zoneWindow.work_space canvasy %y]
+
+ start_arrow $reg_id $canvas_x $canvas_y
+ puts stdout "Starting an arrow at $canvas_x $canvas_y"
+ }
+ }
+ set kill_num [$zoneWindow.work_space create rectangle [expr $x_init] $y_init [expr $x_init + 20] [expr $y_init + 20] -fill red -tags "region$reg_id kill_button$reg_id"]
+ set kill_button_data($kill_num,reg_id) $reg_id
+
+ $zoneWindow.work_space bind kill_button$reg_id <Double-2> {
+ set reg_id $kill_button_data([$zoneWindow.work_space find withtag current],reg_id)
+ destroy_region $reg_id $zoneWindow.work_space
+
+ }
+}
+
+proc start_region { x y} {
+ global x_init y_init x_final y_final started_region region_data region_list region_id arrow_in_progress current_arrow zoneWindow region_list
+
+ set x_init $x
+ set y_init $y
+
+ set region_id [$zoneWindow.work_space create rectangle $x_init $y_init $x_init $y_init -outline black -width 3 ]
+ $zoneWindow.work_space itemconfigure $region_id -tags region$region_id
+
+ lappend region_list $region_id
+ set started_region 1
+
+}
+
+
+proc end_region { x y } {
+ global x_init y_init x_final y_final started_region region_data region_list region_id arrow_in_progress current_arrow zoneWindow
+
+ set x_final $x
+ set y_final $y
+
+ $zoneWindow.work_space coords region$region_id $x_init $y_init $x $y
+
+
+ # if finishing a rectangle, initialize its stuff in the array
+ if {$x_init <= $x_final} {
+ set region_data($region_id,x_init) $x_init
+ set region_data($region_id,x_final) $x_final
+ } else {
+ set region_data($region_id,x_final) $x_init
+ set region_data($region_id,x_init) $x_final
+ }
+ if {$y_init <= $y_final} {
+ set region_data($region_id,y_init) $y_init
+ set region_data($region_id,y_final) $y_final
+ } else {
+ set region_data($region_id,y_init) $y_final
+ set region_data($region_id,y_final) $y_init
+ }
+
+ set region_data($region_id,next_region_id) 0
+ lappend region_list $region_id
+
+ make_region_buttons $region_id
+
+ set started_region 0
+ grab release $zoneWindow
+ }
+
+
+
+
+proc start_arrow { reg_id x_start y_start } {
+ global arrow_in_progress next_button_data region_data current_arrow \
+ zoneWindow prev_reg_id ordered_region_list
+
+
+ set path_name $zoneWindow.work_space
+# start an arrow in the middle of the little red button
+
+
+
+ set arrow [$zoneWindow.work_space create line \
+ [expr $region_data($prev_reg_id,x_init) + 40] \
+ [expr $region_data($prev_reg_id,y_init) + 20]\
+ \
+ $x_start $y_start -width 3 -arrow last \
+ -arrowshape {6.0m 8.0m 1.5m} -fill blue -tags arrow$reg_id]
+# [expr $region_data($prev_reg_id,x_init) + 40] \
+# [expr $region_data($prev_reg_id,y_final)]\
+
+ set region_data($reg_id,arrow) $arrow
+ #set arrow_in_progress 1
+ set current_arrow $arrow
+
+ set prev_reg_id $reg_id
+ lappend ordered_region_list $reg_id
+}
+
+
+proc finish_arrow { reg_id x_end y_end} {
+ global arrow_in_progress next_button_data region_data current_arrow \
+ zoneWindow
+
+
+ set path_name $zoneWindow.work_space
+# end an arrow in the middle of the little blue button
+
+
+
+ set arrow [$zoneWindow.work_space create line $last_arrow_x $last_arrow_y $x_end $y_end -width 3 -arrow last -arrowshape {6.0m 8.0m 1.5m} -fill blue -tags arrow$reg_id]
+
+ set region_data($reg_id,arrow) $arrow
+ set arrow_in_progress 0
+ set current_arrow $arrow
+}
+
+
+
+proc destroy_region { reg_id path_name } {
+ global region_list ordered_region_list region_data prev_reg_id
+
+ set curx [expr [expr $region_data($reg_id,x_init) \
+ + $region_data($reg_id,x_final)] /2]
+ set cury [expr [expr $region_data($reg_id,y_init) \
+ + $region_data($reg_id,y_final)] /2]
+ REMOVE_ZONE $curx $cury
+
+ $path_name delete region$reg_id
+ set region_list [ldelete $region_list $reg_id]
+
+ # Now we have to delete all of the ordering
+ foreach reg $ordered_region_list {
+ $path_name delete arrow$reg
+ set ordered_region_list [ldelete $ordered_region_list $reg]
+ }
+ set prev_reg_id 0
+}
+
+proc destroy_all_regions { } {
+ global region_data region_list zoneWindow prev_reg_id
+
+# puts [array get region_list]
+ foreach reg $region_list {
+ destroy_region $reg $zoneWindow.work_space
+ }
+
+
+}
+
+proc scale_zoned_page { } {
+
+ global ZONING_SCALE_FACTOR
+ .zoning_window.work_space delete all
+ set display_height [expr $ZONING_SCALE_FACTOR * [get_page_height]]
+ set display_width [expr $ZONING_SCALE_FACTOR * [get_page_width]]
+ wm geometry .zoning_window [expr int($display_width)]x[expr int($display_height)]+300+100
+ zone_message "Displaying Image"
+ DISPLAY_INTERVALS .zoning_window.work_space $ZONING_SCALE_FACTOR
+ zone_message "Determining Line boundaries"
+ FIND_LINES
+ zone_message " "
+ destroy .scale
+}
+
+
+proc set_active_zone { x y } {
+ global ZONING_SCALE_FACTOR SCALE_FACTOR cur_xoffset cur_yoffset
+
+
+ SET_ACTIVE_PAGE [expr int( [expr $x / $ZONING_SCALE_FACTOR ] ) ]\
+ [expr int( [expr $y / $ZONING_SCALE_FACTOR ] ) ]
+
+
+}
+
+
+proc close_zoned_document { } {
+ global zoneWindow cur_xoffset cur_yoffset
+
+ set cur_xoffset 0
+ set cur_yoffset 0
+ .main_window.edit_window.text_part delete 1.0 end
+ .main_window.display.work_space delete all
+
+ destroy $zoneWindow
+ set COLORED_WORDS {}
+ DEALLOCATE_PAGE
+
+}
+
+proc init_zoning_help { path } {
+ global FOREGROUND BACKGROUND FONT
+
+
+
+
+ if { [winfo exists $help] } {
+ focus $help
+ return
+ }
+
+ set help [toplevel .zoning_help ]
+ wm title $help "CalZoning Help"
+# wm geometry $help 400x500+600+150
+ message $help.msg -background white -foreground $FOREGROUND -font $FONT\
+ -width 600 -text "\n\
+ Delete a Zone - <Double-2> on red button\n\
+ Draw arrow to Zone - <Double-2> on blue button\n\
+ Create a Zone - <Button-1> drag and release\n\
+ Activate a Zone - <Double-2> within region (not on buttons)\n"
+
+
+
+
+ pack $help.msg -fill x -fill y -expand true
+
+}
+
+
+proc ldelete {list value} {
+
+ set ix [lsearch -exact $list $value]
+ if { $ix >= 0 } {
+ return [lreplace $list $ix $ix]
+ } else {
+ return $list
+ }
+}
+
+
+
+