grass-gui 6.4.3-3 / usr / lib / grass64 / etc / dm / legend.tcl

This file is indexed.

/usr/lib/grass64/etc/dm/legend.tcl is in grass-gui 6.4.3-3.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below. 

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# 1 Sept 2005
# panel for d.legend
# Michael Barton, Arizona State University

namespace eval DmLegend {
    variable array opt # legend options
    variable count 1
}


proc DmLegend::create { tree parent } {
    variable opt
    variable count
    global dmpath

    set node "legend:$count"

    set frm [ frame .legendicon$count]
    set fon [font create -size 10] 
    set check [checkbutton $frm.check -font $fon \
                           -variable DmLegend::opt($count,_check) \
                           -height 1 -padx 0 -width 0]

    image create photo legico -file "$dmpath/legend.gif"
    set ico [label $frm.ico -image legico -bd 1 -relief raised]
    
    pack $check $ico -side left
    
    $tree insert end $parent $node \
	-text  "legend $count"\
	-window    $frm \
	-drawcross auto  
        
    set opt($count,_check) 1 
    set opt($count,map) "" 
    set opt($count,legmon) "x1" 
    set opt($count,erase) 1 
    set opt($count,color) "black" 
    set opt($count,lines) 0 
    set opt($count,thin) 1 
    set opt($count,labelnum) 5 
    set opt($count,at) "5,95,5,10" 
    set opt($count,use) "" 
    set opt($count,range) "" 
    set opt($count,nolbl) 0 
    set opt($count,noval) 0 
    set opt($count,skip) 0 
    set opt($count,smooth) 0 
    set opt($count,mouse) 0 
    set opt($count,flip) 0 
    
    incr count
    return $node
}

proc DmLegend::set_option { node key value } {
    variable opt
 
    set id [Dm::node_id $node]
    set opt($id,$key) $value
}

proc DmLegend::select_map { id } {
    variable tree
    variable node
    set m [GSelect cell]
    if { $m != "" } { 
        set DmLegend::opt($id,map) $m
        Dm::autoname "legend for $m"
    }
}

# legend options
proc DmLegend::options { id frm } {
    variable opt
    global dmpath
    global bgcolor

    # raster name
    set row [ frame $frm.map ]
    Button $row.a -text [G_msg "Raster map for legend:"] \
           -command "DmLegend::select_map $id"
    Entry $row.b -width 40 -text " $opt($id,map)" \
          -textvariable DmLegend::opt($id,map) \
          -background white
    Button $row.c -text [G_msg "Help"] \
            -image [image create photo -file "$dmpath/grass.gif"] \
            -command "run g.manual d.legend" \
            -background $bgcolor \
            -helptext [G_msg "Help"]
    pack $row.a $row.b $row.c -side left
    pack $row -side top -fill both -expand yes

    # monitor for legend
    set row [ frame $frm.monitor ]
    Label $row.a -text [G_msg "Display legend in monitor: "] 
    ComboBox $row.b -padx 2 -width 3 -textvariable DmLegend::opt($id,legmon) \
                    -values {"x0" "x1" "x2" "x3" "x4" "x5" "x6"} -entrybg white
    checkbutton $row.c -text [G_msg " erase monitor before drawing legend"] -variable \
        DmLegend::opt($id,erase) 
    pack $row.a $row.b $row.c -side left
    pack $row -side top -fill both -expand yes

    # text color
    set row [ frame $frm.color ]
    Label $row.a -text [G_msg "Text color: "] 
    ComboBox $row.b -padx 0 -width 10 -textvariable DmLegend::opt($id,color) \
                    -values {"white" "grey" "gray" "black" "brown" "red" "orange" \
                    "yellow" "green" "aqua" "cyan" "indigo" "blue" "purple" "violet" "magenta"} \
                    -entrybg white
    pack $row.a $row.b -side left
    pack $row -side top -fill both -expand yes

    # display lines
    set row [ frame $frm.lines ]
    Label $row.a -text "Number of lines to display (0=display all):" 
    SpinBox $row.b -range {0 1000 1} -textvariable DmLegend::opt($id,lines) \
                   -entrybg white -width 5 -helptext "Lines to display" 
    pack $row.a $row.b -side left
    pack $row -side top -fill both -expand yes
    
    # thin
    set row [ frame $frm.thin ]
    Label $row.a -text "Interval between categories (thinning interval) of integer maps:" 
    SpinBox $row.b -range {1 1000 1} -textvariable DmLegend::opt($id,thin) \
                   -entrybg white -width 5 -helptext "Thinning interval" 
    pack $row.a $row.b -side left
    pack $row -side top -fill both -expand yes
    
    # labelnum
    set row [ frame $frm.labelnum ]
    Label $row.a -text "Maximum number of labels for smooth gradients" 
    SpinBox $row.b -range {2 100 1} -textvariable DmLegend::opt($id,labelnum) \
                   -entrybg white -width 4 -helptext "Maximum labels for gradient" 
    pack $row.a $row.b -side left
    pack $row -side top -fill both -expand yes
    
    # at
    set row [ frame $frm.at ]
    Label $row.a -text "Place legend at 0-100% from bottom left (bottom,top,left,right)"
    LabelEntry $row.b -textvariable DmLegend::opt($id,at) -width 15 \
            -entrybg white
    pack $row.a $row.b -side left
    pack $row -side top -fill both -expand yes
        
    # use cats
    set row [ frame $frm.use ]
    Label $row.a -text "Display only these categories"
    LabelEntry $row.b -textvariable DmLegend::opt($id,use) -width 42 \
            -entrybg white
    pack $row.a $row.b -side left
    pack $row -side top -fill both -expand yes
    
    # range
    set row [ frame $frm.range ]
    Label $row.a -text "Display only this range of values"
    LabelEntry $row.b -textvariable DmLegend::opt($id,range) -width 39 \
            -entrybg white
    pack $row.a $row.b -side left
    pack $row -side top -fill both -expand yes
    
    # no category labels or numbers
    set row [ frame $frm.cats ]
    checkbutton $row.a -text [G_msg "do not show cat labels"] -variable \
        DmLegend::opt($id,nolbl) 
    checkbutton $row.b -text [G_msg "do not show cat numbers"] -variable \
        DmLegend::opt($id,noval) 
    pack $row.a $row.b -side left
    pack $row -side top -fill both -expand yes

    # skip, gradient, and flip
    set row [ frame $frm.opts ]
    checkbutton $row.a -text [G_msg "skip cats with no labels"] -variable \
        DmLegend::opt($id,skip) 
    checkbutton $row.b -text [G_msg "draw smooth gradient"] -variable \
        DmLegend::opt($id,smooth) 
    checkbutton $row.c -text [G_msg "flip legend"] -variable \
        DmLegend::opt($id,flip) 
    pack $row.a $row.b $row.c -side left
    pack $row -side top -fill both -expand yes

    # mouse
    set row [ frame $frm.mouse ]
    checkbutton $row.a -text \
        [G_msg "place with mouse (cannot save placement with group)"] \
        -variable DmLegend::opt($id,mouse) 
    pack $row.a -side left
    pack $row -side top -fill both -expand yes
}

proc DmLegend::save { tree depth node } {
    variable opt
    
    set id [Dm::node_id $node]

    foreach key { _check map color lines thin labelnum at use range \
            legmon nolbl noval skip smooth mouse flip } {
        Dm::rc_write $depth "$key $opt($id,$key)"
    } 
}


proc DmLegend::display { node } {
    variable opt
    set line ""
    set input ""
    global dmpath
    set cmd ""

    set tree $Dm::tree
    set id [Dm::node_id $node]


    if { ! ( $opt($id,_check) ) } { return } 

    if { $opt($id,map) == "" } { return } 
    set cmd "d.legend map=$opt($id,map) color=$opt($id,color) \
            lines=$opt($id,lines) thin=$opt($id,thin) \
            labelnum=$opt($id,labelnum) at=$opt($id,at)"

    # use cats
    if { $opt($id,use) != "" } { 
        append cmd " use=$opt($id,use)"
    }

    # range
    if { $opt($id,range) != "" } { 
        append cmd " range=$opt($id,range)"
    }

    # nolbl
    if { $opt($id,nolbl) != 0 } { 
        append cmd " -v"
    }

    # noval
    if { $opt($id,noval) != 0 } { 
        append cmd " -c"
    }

    # skip
    if { $opt($id,skip) != 0} { 
        append cmd " -n"
    }

    # smooth
    if { $opt($id,smooth) != 0 } { 
        append cmd " -s"
    }
    
    # mouse
    if { $opt($id,mouse) != 0 } { 
        append cmd " -m"
    }
    
    # flip
    if { $opt($id,flip) != 0 } { 
        append cmd " -f"
    }

    #display legend in selected monitor
    if { $cmd != "" } { 
        if ![catch {open "|d.mon -L" r} input] {
            while {[gets $input line] >= 0} {
                 if {[regexp -nocase {.*(selected).*} $line]} {
                    regexp -nocase {..} $line currmon
                }              
            }
        }

        Dm::displmon $opt($id,legmon)
        if { $opt($id,erase) == 1 } {run "d.erase white"}
        run_panel $cmd
        run "d.mon select=$currmon"
    }
	close $input
}

proc DmLegend::print { file node } {
    variable opt
    
    set tree $Dm::tree
    set id [Dm::node_id $node]

    if { ! ( $opt($id,_check) ) } { return } 

    if { $opt($id,map) == "" } { return } 

    puts $file "legend $opt($id,map)"
}


proc DmLegend::duplicate { tree parent node id } {
    variable opt
    variable count 
    global dmpath

    set node "legend:$count"

    set frm [ frame .legendicon$count]
    set fon [font create -size 10] 
    set check [checkbutton $frm.check -font $fon \
                           -variable DmLegend::opt($count,_check) \
                           -height 1 -padx 0 -width 0]

    image create photo legico -file "$dmpath/legend.gif"
    set ico [label $frm.ico -image legico -bd 1 -relief raised]
    
    pack $check $ico -side left

	if { $opt($id,map) == ""} {
    	$tree insert end $parent $node \
		-text      "legend $count" \
		-window    $frm \
		-drawcross auto
	} else {
	    $tree insert end $parent $node \
		-text      "legend for $opt($id,map)" \
		-window    $frm \
		-drawcross auto
	}

    set opt($count,_check) $opt($id,_check)

    set opt($count,map) "$opt($id,map)" 
    set opt($count,legmon) "$opt($id,legmon)" 
    set opt($count,color) "$opt($id,color)" 
    set opt($count,lines) "$opt($id,lines)" 
    set opt($count,thin) "$opt($id,thin)" 
    set opt($count,labelnum) "$opt($id,labelnum)"
    set opt($count,at) "$opt($id,at)"
    set opt($count,use) "$opt($id,use)"
    set opt($count,range) "$opt($id,range)"
    set opt($count,nolbl) "$opt($id,nolbl)" 
    set opt($count,noval) "$opt($id,noval)" 
    set opt($count,skip) "$opt($id,skip)" 
    set opt($count,smooth) "$opt($id,smooth)"
    set opt($count,mouse) "$opt($id,mouse)" 
    set opt($count,flip) "$opt($id,flip)" 

    incr count
    return $node
}

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