Initial revision

1 files changed, 140 insertions, 0 deletions

diff --git a/tests/arc.tcl b/tests/arc.tcl
new file mode 100644
index 0000000..62ea96d
--- /dev/null
+++ b/tests/arc.tcl
@@ -0,0 +1,140 @@
+# This file creates a visual test for arcs.  It is part of the Tk
+# visual test suite, which is invoked via the "visual" script.
+#
+# SCCS: @(#) arc.tcl 1.5 96/02/16 10:55:40
+
+catch {destroy .t}
+toplevel .t
+wm title .t "Visual Tests for Canvas Arcs"
+wm iconname .t "Arcs"
+wm geom .t +0+0
+wm minsize .t 1 1
+
+canvas .t.c -width 650 -height 600 -relief raised
+pack .t.c -expand yes -fill both
+button .t.quit -text Quit -command {destroy .t}
+pack .t.quit -side bottom -pady 3 -ipadx 4 -ipady 2
+
+puts "depth is [winfo depth .t]"
+if {[winfo depth .t] > 1} {
+    set fill1 aquamarine3
+    set fill2 aquamarine3
+    set fill3 IndianRed1
+    set outline2 IndianRed3
+} else {
+    set fill1 black
+    set fill2 white
+    set fill3 Black
+    set outline2 white
+}
+set outline black
+
+.t.c create arc 20 20 220 120 -start 30 -extent 270 -outline $fill1 -width 14 \
+	-style arc
+.t.c create arc 260 20 460 120 -start 30 -extent 270 -fill $fill2 -width 14 \
+	-style chord -outline $outline
+.t.c create arc 500 20 620 160 -start 30 -extent 270 -fill {} -width 14 \
+	-style chord -outline $outline -outlinestipple gray50
+.t.c create arc 20 260 140 460 -start 45 -extent 90 -fill $fill2 -width 14 \
+	-style pieslice -outline $outline
+.t.c create arc 180 260 300 460 -start 45 -extent 90 -fill {} -width 14 \
+	-style pieslice -outline $outline
+.t.c create arc 340 260 460 460 -start 30 -extent 150 -fill $fill2 -width 14 \
+	-style chord -outline $outline -stipple gray50 -outlinestipple gray25
+.t.c create arc 500 260 620 460 -start 30 -extent 150 -fill {} -width 14 \
+	-style chord -outline $outline
+.t.c create arc 20 450 140 570 -start 135 -extent 270 -fill $fill1 -width 14 \
+	-style pieslice -outline {}
+.t.c create arc 180 450 300 570 -start 30 -extent -90 -fill $fill1 -width 14 \
+	-style pieslice -outline {}
+.t.c create arc 340 450 460 570 -start 320 -extent 270 -fill $fill1 -width 14 \
+	-style chord -outline {}
+.t.c create arc 500 450 620 570 -start 350 -extent -110 -fill $fill1 -width 14 \
+	-style chord -outline {}
+.t.c addtag arc withtag all
+.t.c addtag circle withtag [.t.c create oval 320 200 340 220 -fill MistyRose3]
+
+.t.c bind arc <Any-Enter> {
+    set prevFill [lindex [.t.c itemconf current -fill] 4]
+    set prevOutline [lindex [.t.c itemconf current -outline] 4]
+    if {($prevFill != "") || ($prevOutline == "")} {
+	.t.c itemconf current -fill $fill3
+    }
+    if {$prevOutline != ""} {
+	.t.c itemconf current -outline $outline2
+    }
+}
+.t.c bind arc <Any-Leave> {.t.c itemconf current -fill $prevFill -outline $prevOutline}
+
+bind .t.c <1> {markarea %x %y}
+bind .t.c <B1-Motion> {strokearea %x %y}
+
+proc markarea {x y} {
+    global areaX1 areaY1
+    set areaX1 $x
+    set areaY1 $y
+}
+
+proc strokearea {x y} {
+    global areaX1 areaY1 areaX2 areaY2
+    if {($areaX1 != $x) && ($areaY1 != $y)} {
+	.t.c delete area
+	.t.c addtag area withtag [.t.c create rect $areaX1 $areaY1 $x $y \
+		-outline black]
+	set areaX2 $x
+	set areaY2 $y
+    }
+}
+
+bind .t.c <Control-f> {
+    puts stdout "Enclosed: [.t.c find enclosed $areaX1 $areaY1 $areaX2 $areaY2]"
+    puts stdout "Overlapping: [.t.c find overl $areaX1 $areaY1 $areaX2 $areaY2]"
+}
+
+bind .t.c <3> {puts stdout "%x %y"}
+
+# The code below allows the circle to be move by shift-dragging.
+
+bind .t.c <Shift-1> {
+    set curx %x
+    set cury %y
+}
+
+bind .t.c <Shift-B1-Motion> {
+    .t.c move circle [expr %x-$curx] [expr %y-$cury]
+    set curx %x
+    set cury %y
+}
+
+# The binding below flashes the closest item to the mouse.
+
+bind .t.c <Control-c> {
+    set closest [.t.c find closest %x %y]
+    set oldfill [lindex [.t.c itemconf $closest -fill] 4]
+    .t.c itemconf $closest -fill IndianRed1
+    after 200 [list .t.c itemconfig $closest -fill $oldfill]
+}
+
+proc c {option value} {.t.c itemconf 2 $option $value}
+
+bind .t.c a {
+    set go 1
+    set i 1
+    while {$go} {
+	if {$i >= 50} {
+	    set delta -5
+	}
+	if {$i <= 5} {
+	    set delta 5
+	}
+	incr i $delta
+	c -start $i
+	c -extent [expr 360-2*$i]
+	after 20
+	update
+    }
+}
+
+bind .t.c b {set go 0}
+
+bind .t.c <Control-x> {.t.c delete current}