mat (not done)

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svn path=/trunk/; revision=2980

2 files changed, 99 insertions, 0 deletions

diff --git a/extensions/gui/ix/mat-demo.pd b/extensions/gui/ix/mat-demo.pd
new file mode 100755
index 00000000..405028e3
--- /dev/null
+++ b/extensions/gui/ix/mat-demo.pd
@@ -0,0 +1,18 @@
+#N canvas 25 203 920 777 12;
+#X obj 30 0 widget mat n1 #w 881 #bg white #divX 8 #divY 5 #h 740 #Yb
+7;
+#X msg 1080 -23 -height 26 -width 26 -bg gray95;
+#X msg 32 -22 redefine;
+#X msg 242 -21 #w \$1;
+#X msg 206 -22 #h \$1;
+#X floatatom 172 -23 5 0 0 0 - - -;
+#X floatatom 140 -21 5 0 0 0 - - -;
+#X msg 329 -20 #Yb \$1;
+#X floatatom 380 -18 5 0 0 0 - - -;
+#X connect 2 0 0 0;
+#X connect 3 0 0 0;
+#X connect 4 0 0 0;
+#X connect 5 0 3 0;
+#X connect 6 0 4 0;
+#X connect 7 0 0 0;
+#X connect 8 0 7 0;
diff --git a/extensions/gui/ix/mat.wid b/extensions/gui/ix/mat.wid
new file mode 100755
index 00000000..690d22cc
--- /dev/null
+++ b/extensions/gui/ix/mat.wid
@@ -0,0 +1,81 @@
+package require tkpath

+namespace eval ::ix {

+    proc random_int {} {return [expr "int(floor(rand()*16))"]}

+    proc random_clr {} {

+        return [format "\#%1X%1X%1X%1X%1X%1X" [random_int] [random_int] [random_int] [random_int] [random_int] [random_int]]

+    }

+    variable _

+

+    proc mat_click {what p t x y} {

+	variable _

+	switch $what {

+	    motion {

+		foreach xy {x y} {

+		    set mv [mat_tr $p $t $xy d [expr $$xy - $_($t:c$xy)]]

+		    foreach ab {a b} {

+			set _($t:${xy}$ab) [expr $_($t:${xy}$ab) - $mv]

+		    }

+		    mat_gridlines $p $t

+		}

+	    }

+	}

+	foreach xy {x y}  {set _($t:c$xy) [set $xy]}

+    }

+    proc mat_tr {p t d inv v} {

+	variable _

+	array set dm {x width y height}

+	switch $inv {

+	    t {return [expr ($v - $_($t:${d}a)) / ($_($t:${d}b) - $_($t:${d}a) + 0.0) * [winfo $dm($d) $p.m]]}

+	    i {return [expr ($_($t:${d}b) - $_($t:${d}a)) * $v /([winfo $dm($d) $p.m] + 0.0) + $_($t:${d}a)]}

+	    d {return [expr ($_($t:${d}b) - $_($t:${d}a)) * $v /([winfo $dm($d) $p.m] + 0.0)]}

+	}

+    }

+    proc mat_new {path target w h bg ln Xa Xb Ya Yb qXv qYv} {

+	variable _

+	set _($target:ln) $ln

+	set _($target:qxv) $qXv

+	set _($target:qyv) $qYv

+	set _($target:ya) $Ya

+	set _($target:xa) $Xa

+	set _($target:yb) $Yb

+	set _($target:xb) $Xb

+	if {[winfo exists $path.m] != 1} {

+	    canvas $path.m -bg $bg -width $w -height $h

+	    pack $path.m -side left

+	    bind $path.m <1> "::ix::mat_click first $path $target %x %y"

+	    bind $path.m <B1-Motion> "::ix::mat_click motion $path $target %x %y"

+	    bind $path.m <ButtonRelease-1> "::ix::mat_click release $path $target %x %y"

+	    mat_gridlines $path $target

+	    set bd [expr {[$path cget -bd] * 2}]

+            $path configure -bg gray -width [expr [winfo width $path.m] + $bd] \

+		-height [expr [winfo height $path.m] + $bd]}}

+    

+    proc mat_gridlines {path target} {

+	variable _

+#	puts gridlines

+	set w $path.m

+	$w delete gridlines

+	set gh [winfo height $w]

+	set gw [winfo width $w]

+	foreach item [$path.m find withtag gridline] {$path.m delete $item}

+	foreach xy {x y} {

+	    array set ta {x n y w}

+	    array set tj {x center y left}

+	    array set igx {y width x height}

+	    for {set x [expr int($_($target:${xy}a) / ($_($target:q${xy}v) + 0.0) + 1)*($_($target:q${xy}v) + 0.0)]} {$x <= $_($target:${xy}b)} {set x [expr $x + $_($target:q${xy}v)]} {

+		set og [mat_tr $path $target $xy t $x]

+		set invgeo [winfo $igx($xy) $path.m]

+		switch $xy {y {set coords [concat M 0 $og L $invgeo $og]}

+		    x {set coords [concat M $og 0 L $og $invgeo]}}

+		$w create path $coords -stroke $_($target:ln) -strokedasharray 2 -tags gridline -strokewidth 1

+		$w create text [lrange $coords 1 2] -font {{Bitstream Vera Sans} 8} \

+		    -fill green -anchor $ta($xy) -text $x -justify $tj($xy) -tags gridline}}

+    }

+}

+#> mat frame

+#. -bd 3 #w 384 #h 144 #bg white #ln purple

+#. #Xa 123 #Xb 2000 #Ya 0 #Yb 127 #qXv 125 #qYv 1

+#. @list  ::ix::mat_add .- .| {.#1} .#2 .#3 .#4

+#. @add  ::ix::mat_add .- .| {.#1} .#2 .#3 .#4

+puts "mat .- .|"

+::ix::mat_new .- .| .#w .#h .#bg .#ln .#Xa .#Xb .#Ya .#Yb .#qXv .#qYv