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
|
// Convert dash-separated-string to camelCase
function camelCase(s) {
return s.toLowerCase().replace(/-(.)/g, function(m, g) {
return g.toUpperCase()
})
}
// Capitalize first letter of a string
function capitalize(s) {
return s.charAt(0).toUpperCase() + s.slice(1)
}
// Ensure to six-based hex
function fullHex(hex) {
return hex.length == 4 ?
[ '#',
hex.substring(1, 2), hex.substring(1, 2)
, hex.substring(2, 3), hex.substring(2, 3)
, hex.substring(3, 4), hex.substring(3, 4)
].join('') : hex
}
// Component to hex value
function compToHex(comp) {
var hex = comp.toString(16)
return hex.length == 1 ? '0' + hex : hex
}
// Calculate proportional width and height values when necessary
function proportionalSize(box, width, height) {
if (height == null)
height = box.height / box.width * width
else if (width == null)
width = box.width / box.height * height
return {
width: width
, height: height
}
}
// Delta transform point
function deltaTransformPoint(matrix, x, y) {
return {
x: x * matrix.a + y * matrix.c + 0
, y: x * matrix.b + y * matrix.d + 0
}
}
// Map matrix array to object
function arrayToMatrix(a) {
return { a: a[0], b: a[1], c: a[2], d: a[3], e: a[4], f: a[5] }
}
// Parse matrix if required
function parseMatrix(matrix) {
if (!(matrix instanceof SVG.Matrix))
matrix = new SVG.Matrix(matrix)
return matrix
}
// Add centre point to transform object
function ensureCentre(o, target) {
o.cx = o.cx == null ? target.bbox().cx : o.cx
o.cy = o.cy == null ? target.bbox().cy : o.cy
}
// Convert string to matrix
function stringToMatrix(source) {
// remove matrix wrapper and split to individual numbers
source = source
.replace(SVG.regex.whitespace, '')
.replace(SVG.regex.matrix, '')
.split(',')
// convert string values to floats and convert to a matrix-formatted object
return arrayToMatrix(
SVG.utils.map(source, function(n) {
return parseFloat(n)
})
)
}
// Calculate position according to from and to
function at(o, pos) {
// number recalculation (don't bother converting to SVG.Number for performance reasons)
return typeof o.from == 'number' ?
o.from + (o.to - o.from) * pos :
// instance recalculation
o instanceof SVG.Color || o instanceof SVG.Number || o instanceof SVG.Matrix ? o.at(pos) :
// for all other values wait until pos has reached 1 to return the final value
pos < 1 ? o.from : o.to
}
// PathArray Helpers
function arrayToString(a) {
for (var i = 0, il = a.length, s = ''; i < il; i++) {
s += a[i][0]
if (a[i][1] != null) {
s += a[i][1]
if (a[i][2] != null) {
s += ' '
s += a[i][2]
if (a[i][3] != null) {
s += ' '
s += a[i][3]
s += ' '
s += a[i][4]
if (a[i][5] != null) {
s += ' '
s += a[i][5]
s += ' '
s += a[i][6]
if (a[i][7] != null) {
s += ' '
s += a[i][7]
}
}
}
}
}
}
return s + ' '
}
// Deep new id assignment
function assignNewId(node) {
// do the same for SVG child nodes as well
for (var i = node.childNodes.length - 1; i >= 0; i--)
if (node.childNodes[i] instanceof SVGElement)
assignNewId(node.childNodes[i])
return SVG.adopt(node).id(SVG.eid(node.nodeName))
}
// Add more bounding box properties
function fullBox(b) {
if (b.x == null) {
b.x = 0
b.y = 0
b.width = 0
b.height = 0
}
b.w = b.width
b.h = b.height
b.x2 = b.x + b.width
b.y2 = b.y + b.height
b.cx = b.x + b.width / 2
b.cy = b.y + b.height / 2
return b
}
// Get id from reference string
function idFromReference(url) {
var m = url.toString().match(SVG.regex.reference)
if (m) return m[1]
}
// Create matrix array for looping
var abcdef = 'abcdef'.split('')
|
