forked from IoLanguage/io
/
EditKnob.io
153 lines (127 loc) · 3.44 KB
/
EditKnob.io
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
EditKnob := View clone do(
size set(8, 8)
halfSize := size / 2
newSlot("editTarget")
newSlot("syncMethodName")
newSlot("resizeMethodName")
setEditTarget := method(v,
editTarget = v
v addListener(self)
//v setResizeWidth(101)
//v setResizeHeight(101)
v superview addSubview(self)
setNextResponder(v)
setEditPointName("topRight")
orderFront
self
)
setEditPointName := method(name,
setResizeMethodName("resizeToSet" .. name asCapitalized)
setSyncMethodName(name)
syncPosition
self
)
stopEditing := method(
editTarget removeListener(self)
superview removeSubview(self)
releaseFirstResponder
)
draw := method(
if(isFirstResponder, glColor4d(0, 1, 0, .6), glColor4d(0, 1, 0, .2))
size drawQuad
glColor4d(0, 1, 0, .3)
size drawLineLoopi
)
leftMouseDown := method(
writeln("EditKnob leftMouseDown")
setMoveOffset
makeFirstResponder
)
leftMouseMotion := method(
moveWithMouse
p := superview viewToScreen(position + halfSize)
editTarget screenToView(p)
editTarget perform(resizeMethodName, p)
//editTarget resizeToSetTopRight(p)
//editTarget resizeToSetTopLeft(sp)
glutPostRedisplay
)
leftMouseUp := method(
releaseFirstResponder
)
notificationDidChangeSize := method(
syncPosition
)
notificationDidChangePosition := method(
syncPosition
)
syncPosition := method(
p := vector(0, 0)
editTarget viewToScreen(p)
superview screenToView(p)
setPosition(p += editTarget perform(syncMethodName) -= halfSize)
)
keyboard := method(key, x, y,
write(self type, " keyboard\n")
nextResponder ?keyboard(key, x, y)
)
)
View do(
topLeft := method(size clone setX(0))
topRight := method(size clone)
bottomRight := method(size clone setY(0))
bottomLeft := method(position clone zero)
middleRight := method(s := vector(size x, size y / 2))
middleTop := method(s := vector(size x / 2, size y))
middleLeft := method(s := vector(0, size y / 2))
middleBottom := method(s := vector(size x / 2, 0))
setPositionInSelfCoords := method(p, setPosition(position + p))
resizeToSetBottomLeft := method(vp,
d := topRight - vp
setPositionInSelfCoords(vp)
didChangePosition
forceResizeTo(d x, d y)
)
resizeToSetTopRight := method(vp,
forceResizeTo(vp x, vp y)
)
resizeToSetTopLeft := method(vp,
sx := (topRight - vp) x
sy := (vp - bottomRight) y
setPositionInSelfCoords(vp clone setY(0))
didChangePosition
forceResizeTo(sx, sy)
)
resizeToSetBottomRight := method(vp,
/*
sx := (vp - bottomLeft) x
sy := (topRight - vp) y
setPositionInSelfCoords(vp clone setX(0))
didChangePosition
forceResizeTo(sx, sy)
*/
setPositionInSelfCoords(vp clone setX(0))
didChangePosition
s := topLeft - vp
forceResizeTo(-s x, s y)
)
resizeToSetMiddleRight := method(vp,
sx := (vp - bottomLeft) x
forceResizeTo(sx, size y)
)
resizeToSetMiddleLeft := method(vp,
sx := (topRight - vp) x
setPositionInSelfCoords(vp clone setY(0))
didChangePosition
forceResizeTo(sx, size y)
)
resizeToSetMiddleTop := method(vp,
forceResizeTo(size x, vp y)
)
resizeToSetMiddleBottom := method(vp,
sy := (topRight - vp) y
setPositionInSelfCoords(vp clone setX(0))
didChangePosition
forceResizeTo(size x, sy)
)
)