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
|
var dragging = false
var drawing = true
var erasing = false
var focused
var canvas, tools, palette, controls, brush, mode, current_tool
function init () {
build()
bind()
}
function build () {
shader.init()
shader.run(canvas)
shader.animate()
canvas.append(canvas_rapper)
brush.append(brush_rapper)
palette.append(palette_rapper)
controls.circle.focus()
// controls.shader.focus()
brush.bg = colors.red
brush.generate()
brush.build()
}
function bind () {
canvas.bind()
palette.bind()
brush.bind()
controls.bind()
window.addEventListener('mouseup', function(){
dragging = erasing = false
if (current_tool.name != 'shader') { cursor_input.focus() }
});
window.addEventListener('mousedown', function(e){
if (current_tool.name == "shader") { return }
cursor_input.focus()
})
cursor_input.addEventListener('keydown', function(e){
if (focused) { focused.key(undefined, e.keyCode) }
})
cursor_input.addEventListener('input', function(e){
if (current_tool.name == "shader") {
cursor_input.value = ""
return
}
if (! e.metaKey && ! e.ctrlKey && ! e.altKey) {
e.preventDefault()
}
var char = cursor_input.value
cursor_input.value = ""
// var charFromKeyCode = String.fromCharCode(e.keyCode)
switch (e.keyCode) {
case 27: // esc
if (focused) focused.blur()
break
case 219: // [
if (! focused && current_tool.name != "text") {
brush.contract(1)
break
}
case 221: // ]
if (! focused && current_tool.name != "text") {
brush.expand(1)
break
}
default:
if (focused) focused.key(char, e.keyCode)
break
}
})
var contentType = 'text/plain;charset=utf-8'
document.body.addEventListener('copy', function (e) {
if (e.clipboardData) {
e.preventDefault();
e.clipboardData.setData(contentType, canvas.ascii());
}
if (window.clipboardData) {
e.returnValue = false;
window.clipboardData.setData(contentType, canvas.ascii());
}
}, false);
document.addEventListener('DOMContentLoaded', function(){
if (current_tool.name != 'shader') { cursor_input.focus() }
document.body.classList.remove('loading')
})
}
function int_key (f) {
return function (key, keyCode) {
var n = parseInt(key)
! isNaN(n) && f(n)
}
}
init()
|
