aboutsummaryrefslogtreecommitdiff
path: root/extensions/gui/ix/mat.wid
blob: 79c0594b36edd4557ce67ec38aa105fc274da789 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
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_note {p t item} {
	set id [lindex [$p.m itemcget $item -tags] 1]
	set len [expr [lindex $_($t:items:$id) 2] - [lindex $_($t:items:$id) 0]]
	set vel [$p.m itemcget $item -fillopacity]
	pd [concat $t.rp _cb note [lindex $_($t:items:$id) 1] $vel $len \;]
    }
    proc mat_click {button action p t x y} {
	variable _
	set clicked [$p.m find overlapping $x $y $x $y]
	switch $action {
	    hover {
		foreach item $clicked {
		    if {[lindex [$p.m itemcget $item -tags] 0] eq "item"} {
			mat_note $p $t $item
		    }
		}
	    }
	    first {
#		if {$clicked ne ""} {
		    set _($t:cl) $clicked
#		}
		foreach xy {x y}  {set _($t:f$xy) [set $xy]}
	    }
	    motion {
		set mx [expr $x - $_($t:cx)]
		set my [expr $y - $_($t:cy)]
		foreach xy {x y} {
		    set mvt [mat_tr $p $t $xy d [expr $$xy - $_($t:c$xy)]]
		    switch $button {
			1 {
			    foreach ab {a b} {
				set _($t:${xy}$ab) [expr $_($t:${xy}$ab) - $mvt]   
			    }
			}
			2 {
			    set _($t:${xy}a) [expr $_($t:${xy}a) - $mvt]
			    set _($t:${xy}b) [expr $_($t:${xy}b) + $mvt]
			}
		    }
		}
		switch $button {
		    1 {			    
			if {$clicked ne ""} {
			    set items $clicked
			} else {
			    set items [$p.m find withtag item] 			   
			    mat_gridlines $p $t
			}
			foreach item $items {
			    set m [$p.m itemcget $item -matrix]
			    set m [list [lindex $m 0] [lindex $m 1] [list [expr [lindex [lindex $m 2] 0] + $mx] [expr [lindex [lindex $m 2] 1] + $my]]]
			    $p.m itemconfigure $item -matrix $m
			}
		    }
		    2 {
			foreach item [$p.m find withtag item] {
			    set id [lindex [$p.m itemcget $item -tags] 1]
			    set px [mat_tr $p $t x t [lindex $_($t:items:$id) 0]]
			    set py [mat_tr $p $t y t [lindex $_($t:items:$id) 1]]
			    set sx [mat_tr $p $t x id [expr [lindex $_($t:items:$id) 2] - [lindex $_($t:items:$id) 0]]]
#			    set sy [mat_tr $p $t y id [expr [lindex $_($t:items:$id) 3] - [lindex $_($t:items:$id) 1]]]
			    set sy [mat_tr $p $t y id 1]
			    $p.m coords $item [::tkpath::coords rect $px $py $sx $sy -rx 3 -ry 3]
			}
			mat_gridlines $p $t
		    }
		    3 {
			set velo [expr ($x - $_($t:cx)) / 100.0]
			foreach item $_($t:cl) {
			    set vel [expr $velo + [$p.m itemcget $item -fillopacity]]
			    if {$vel > 1} {set vel 1}
			    if {$vel < 0} {set vel 0}
			    $p.m itemconfigure $item -fillopacity $vel
			}
		    }
		}			
	    }
	}
	foreach xy {x y}  {set _($t:c$xy) [set $xy]}
    }
    
    proc mat_draw {action p t x y} {
	variable _
	switch $action {
	    motion {
		if {$x >= $_($t:cx)} {
		    set xa $_($t:cx)
		    set xb $x
		} else {
		    set xa $x
		    set xb $_($t:cx)
		}
		$p.m coords drawing [::tkpath::coords rect $xa $y [expr $xb - $xa] [mat_tr $p $t y id 1] -rx 3 -ry 3]
		set yi [mat_tr $p $t y i $y]
		set _($t:items:$_($t:i)) [list [mat_tr $p $t x i $xa] $yi [mat_tr $p $t x i $xb] $yi]
#		pd [concat $t.rp _cb note $yi \;]
	    }
	    first {
		foreach xy {x y}  {set _($t:c$xy) [set $xy]}
		$p.m create path [::tkpath::coords rect $_($t:cx) $_($t:cy) 0 0 -rx 3 -ry 3] -tags drawing -fill green -fillopacity 0.8
	    }
	    release {
		$p.m itemconfigure drawing -tags [list item $_($t:i)] -matrix {{1.0 0.0} {0.0 1.0} {0.0 0.0}}
		incr _($t:i) 2
	    }
	}

    }
    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)]}
#	    id {return [expr $v / ($_($t:${d}b) - $_($t:${d}a) + 0.0) * [winfo $dm($d) $p.m]]}
	    id {return [expr abs($v / ($_($t:${d}b) - $_($t:${d}a) + 0.0) * [winfo $dm($d) $p.m])]}
	}
    }
    proc mat_zoomReset {p t} {
	variable _
	set _($t:ya) $_($t:yao)
	set _($t:yb) $_($t:ybo)
	set _($t:xa) $_($t:xao)
	set _($t:xb) $_($t:xbo)
	mat_gridlines $p $t
    }
    proc mat_new {path target w h bg ln Xa Xb Ya Yb qXv qYv} {
	variable _
	set _($target:i) 0
	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) $Xb
	set _($target:yao) $Ya
	set _($target:xao) $Xa
	set _($target:ybo) $Yb
	set _($target:xbo) $Xb
	if {[winfo exists $path.m] != 1} {
	    canvas $path.m -bg $bg -width $w -height $h
	    pack $path.m -side left
	    bind $path.m <Motion> "::ix::mat_click 0 hover $path $target %x %y"
	    bind $path.m <1> "::ix::mat_click 1 first $path $target %x %y"
	    bind $path.m <B1-Motion> "::ix::mat_click 1 motion $path $target %x %y"
	    bind $path.m <ButtonRelease-1> "::ix::mat_click 1 release $path $target %x %y"
	    bind $path.m <2> "::ix::mat_click 2 first $path $target %x %y"
	    bind $path.m <Double-2> "::ix::mat_zoomReset $path $target" 
	    bind $path.m <B2-Motion> "::ix::mat_click 2 motion $path $target %x %y"
	    bind $path.m <ButtonRelease-2> "::ix::mat_click 2 release $path $target %x %y"
	    bind $path.m <3> "::ix::mat_click 3 first $path $target %x %y"
	    bind $path.m <B3-Motion> "::ix::mat_click 3 motion $path $target %x %y"
	    bind $path.m <ButtonRelease-3> "::ix::mat_click 3 release $path $target %x %y"
	    bind $path.m <Control-1> "::ix::mat_draw first $path $target %x %y"
	    bind $path.m <Control-B1-Motion> "::ix::mat_draw motion $path $target %x %y"
	    bind $path.m <Control-ButtonRelease-1> "::ix::mat_draw release $path $target %x %y"
	    set bd [expr {[$path cget -bd] * 2}]
            $path configure -bg gray -width [expr [winfo width $path.m] + $bd] \
		-height [expr [winfo height $path.m] + $bd]
	    update
	    mat_gridlines $path $target
	}}
    
    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 $item}
	foreach xy {x y} {
	    array set ta {x n y w}
	    array set tj {x center y left}
	    array set igx {y width x height}
	    if {$_($target:${xy}a) > $_($target:${xy}b)} {set oa ">=";set ob "-"} {set oa "<=";set ob "+"}
	    for {set x [expr int($_($target:${xy}a) / ($_($target:q${xy}v) + 0.0) + 1)*($_($target:q${xy}v) + 0.0)]} {[expr $x $oa $_($target:${xy}b)]} {set x [expr $x $ob $_($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]}}
		$w lower [$w create path $coords -stroke $_($target:ln) -strokedasharray 2 -tags gridline -strokewidth 1]
		$w lower [$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