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# $Id$
# tcl version by Jean-Paul Imbert imbert@cena.fr

if {![info exists zincDemo]} {
    error "This script should be run from the zinc-widget demo."
}

namespace eval allItems {
    variable w .items
    catch {destroy $w}
    toplevel $w
    wm title $w "Zinc Item Demonstration"
    wm iconname $w Items
    
    variable defaultfont [font create -family Helvetica -size 10 -weight bold]
    
    grid [button $w.dismiss -text Dismiss -command "destroy $w"] -row 2 -column 0 -pady 10
    grid [button $w.code -text "See Code" -command "showCode $w"] -row 2 -column 1 -pady 10

    scrollbar $w.vscroll -command "$w.zinc yview"
    grid $w.vscroll -row 0 -column 2 -sticky ns
    scrollbar $w.hscroll -orient horiz -command "$w.zinc xview"
    grid $w.hscroll -row 1 -column 0 -columnspan 2 -sticky we

    zinc $w.zinc -width 700 -height 600 -scrollregion {-100 0 1000 1000} \
	-xscrollcommand "$w.hscroll set" \
	-yscrollcommand "$w.vscroll set" \
	-font 10x20 -borderwidth 3 -relief sunken
    grid $w.zinc -row 0 -column 0 -columnspan 2 -sticky news
    grid columnconfigure $w 0 -weight 1
    grid columnconfigure $w 1 -weight 1
    grid rowconfigure $w 0 -weight 2

    $w.zinc add rectangle 1 {10 10 100 50} -fillcolor green -filled 1 -linewidth 10 \
	-relief roundridge -linecolor darkgreen


    $w.zinc add text 1 -font $defaultfont -anchor nw -position {120 20} \
	-text {A filled rectangle with a "roundridge" relief border of 10 pixels.}

    variable labelformat {x82x60+0+0 x60a0^0^0 x32a0^0>1 a0a0>2>1 x32a0>3>1 a0a0^0>2};

    variable x 20;
    variable y 120;
    variable track [$w.zinc add track 1 6 -labelformat $labelformat -position "$x $y" \
		   -speedvector {40 -10} -speedvectormark 1 -speedvectorticks 1]

    # moving the track, to display past positions
    for {set i 0} {$i<=5} {incr i} { 
	set x1 [expr $x+$i*10]
	set y1 [expr $y-$i*2]
	$w.zinc coords "$track" "$x1 $y1" 
    }

    $w.zinc add text 1 -font $defaultfont -anchor nw -position {200 80} \
	-text "A flight track for a radar display. A waypoint looks similar,
but has no speed vector and no past positions."

    $w.zinc itemconfigure $track 0 -filled 0 -bordercolor DarkGreen -border contour

    $w.zinc itemconfigure $track 1 -filled 1 -backcolor gray60 -text AFR001
    $w.zinc itemconfigure $track 2 -filled 0 -backcolor gray65 -text 360
    $w.zinc itemconfigure $track 3 -filled 0 -backcolor gray65 -text /
    $w.zinc itemconfigure $track 4 -filled 0 -backcolor gray65 -text 410
    $w.zinc itemconfigure $track 5 -filled 0 -backcolor gray65 -text Beacon


    $w.zinc add arc 1 {150 140 450 240} -fillcolor gray20 -filled 0 -linewidth 1 \
	-startangle 45 -extent 270
    $w.zinc add arc 1 {260 150 340 230} -fillcolor gray20 -filled 0 -linewidth 1 \
	-startangle 45 -extent 270 -pieslice 1 -closed 1 -linestyle mixed -linewidth 3

    $w.zinc add text 1 -font $defaultfont -anchor nw -position {320 180} \
	-text {Two arcs, starting at 45° with an extent of 270°}


    $w.zinc add curve 1 {10 324 24 300 45 432 247 356 128 401} -filled 0 -relief roundgroove
    # -linewidth 10, ## BUG with zinc 3.2.3g 

    $w.zinc add text 1 -font $defaultfont -text {An open curve} -anchor nw -position {50 350}

    $w.zinc add text 1 -font $defaultfont -text {A waypoint} -anchor nw -position {10 480}

    variable waypoint [$w.zinc add waypoint 1 6 -position {100 520} -labelformat $labelformat \
		      -symbol AtcSymbol2 -labeldistance 30] 

    for {set fieldId 1} {$fieldId<=5} {incr fieldId} {
	$w.zinc itemconfigure $waypoint $fieldId -filled 0 -bordercolor DarkGreen \
	    -border contour -text "field$fieldId"
    }


    $w.zinc add text 1 -font $defaultfont -anchor nw -position {510 380} \
	-text "3 tabulars of 2 fields,\nattached together."

    variable labelformat2 {x72x40 x72a0^0^0 x34a0^0>1}

    variable tabular1 [$w.zinc add tabular 1 6 -position {570 250} -labelformat $labelformat2]
    variable tabular2 [$w.zinc add tabular 1 6 -connecteditem $tabular1 -labelformat $labelformat2]
    variable tabular3 [$w.zinc add tabular 1 6 -connecteditem $tabular2 -labelformat $labelformat2]

    variable count 1

    foreach tab "$tabular1 $tabular2 $tabular3" {
	$w.zinc itemconfigure $tab 1 -filled 0 -bordercolor DarkGreen -border contour -text tabular
	$w.zinc itemconfigure $tab 2 -filled 0 -bordercolor DarkGreen -border contour -text "n°$count"
	incr count
    }


    $w.zinc add reticle 1 -position {530 550} -firstradius 20 -numcircles 6 \
	-period 2 -stepsize 20 -brightlinestyle dashed -brightlinecolor darkred

    $w.zinc add text 1 -font $defaultfont -text {a reticle with 6 circles} \
	-anchor nw -position {530 540}

    bind $w.zinc <ButtonPress-1> "::allItems::press $w.zinc motion %x %y"
    bind $w.zinc <ButtonRelease-1> "::allItems::release $w.zinc"

    variable curX 0
    variable curY 0

    proc press {z action x y} {
	variable curX
	variable curY

	set curX $x
	set curY $y
	bind $z <Motion> "::allItems::$action $z %x %y"
    }

    proc motion {z x y} {
	variable curX
	variable curY

	$z translate current [expr $x - $curX] [expr $y - $curY]
	set curX $x
	set curY $y
    }

    proc release {z} {
	bind $z <Motion> {}
    }
}