Advanced javaScript color picker and color conversion / calculation (rgb, hsv, hsl, hex, cmyk, cmy, XYZ, Lab, alpha, WCAG 2.0, ...)
此脚本不应直接安装，它是一个供其他脚本使用的外部库。如果您需要使用该库，请在脚本元属性加入：// @require https://updategreasyfork.deno.dev/scripts/23181/147862/colorPicker.js
/*! This library combines:
* - colors.js
* - colorPicker.data.js
* - colorPicker.js
* - javascript_implementation/jsColor.js
* From latest commit 41d780c on May 31, 2016
*/
/** jsColor Picker (https://github.com/PitPik/colorPicker)
* MIT license
* This library contains the following files from that same repository:
* - colors.js
* - colorPicker.data.js
* - colorPicker.js
* - javascript_implementation/jsColor.js
*/
/*! colors.js */
;(function(window, undefined){
"use strict"
var _valueRanges = {
rgb: {r: [0, 255], g: [0, 255], b: [0, 255]},
hsv: {h: [0, 360], s: [0, 100], v: [0, 100]},
hsl: {h: [0, 360], s: [0, 100], l: [0, 100]},
cmy: {c: [0, 100], m: [0, 100], y: [0, 100]},
cmyk: {c: [0, 100], m: [0, 100], y: [0, 100], k: [0, 100]},
Lab: {L: [0, 100], a: [-128, 127], b: [-128, 127]},
XYZ: {X: [0, 100], Y: [0, 100], Z: [0, 100]},
alpha: {alpha: [0, 1]},
HEX: {HEX: [0, 16777215]} // maybe we don't need this
},
_instance = {},
_colors = {},
// http://www.brucelindbloom.com/index.html?Eqn_RGB_XYZ_Matrix.html for more
XYZMatrix = { // Observer = 2° (CIE 1931), Illuminant = D65
X: [ 0.4124564, 0.3575761, 0.1804375],
Y: [ 0.2126729, 0.7151522, 0.0721750],
Z: [ 0.0193339, 0.1191920, 0.9503041],
R: [ 3.2404542, -1.5371385, -0.4985314],
G: [-0.9692660, 1.8760108, 0.0415560],
B: [ 0.0556434, -0.2040259, 1.0572252]
},
grey = {r: 0.298954, g: 0.586434, b: 0.114612}, // CIE-XYZ 1931
luminance = {r: 0.2126, g: 0.7152, b: 0.0722}, // W3C 2.0
_math = window.Math,
_parseint = window.parseInt,
Colors = window.Colors = function(options) {
this.colors = {RND: {}};
this.options = {
color: 'rgba(204, 82, 37, 0.8)', // init value(s)...
XYZMatrix: XYZMatrix,
// XYZReference: {},
grey: grey,
luminance: luminance,
valueRanges: _valueRanges
// customBG: '#808080'
// convertCallback: undefined,
// allMixDetails: false
};
initInstance(this, options || {});
},
initInstance = function(THIS, options) {
var matrix,
importColor,
_options = THIS.options,
customBG;
focusInstance(THIS);
for (var option in options) {
if (options[option] !== undefined) _options[option] = options[option];
}
matrix = _options.XYZMatrix;
if (!options.XYZReference) _options.XYZReference = {
X: matrix.X[0] + matrix.X[1] + matrix.X[2],
Y: matrix.Y[0] + matrix.Y[1] + matrix.Y[2],
Z: matrix.Z[0] + matrix.Z[1] + matrix.Z[2]
};
customBG = _options.customBG;
_options.customBG = (typeof customBG === 'string') ? ColorConverter.txt2color(customBG).rgb : customBG;
_colors = setColor(THIS.colors, _options.color, undefined, true); // THIS.colors = _colors =
},
focusInstance = function(THIS) {
if (_instance !== THIS) {
_instance = THIS;
_colors = THIS.colors;
}
};
Colors.prototype.setColor = function(newCol, type, alpha) {
focusInstance(this);
if (newCol) {
return setColor(this.colors, newCol, type, undefined, alpha);
} else {
if (alpha !== undefined) {
this.colors.alpha = limitValue(alpha, 0, 1);
}
return convertColors(type);
}
};
Colors.prototype.getColor = function(type) {
var result = this.colors, n = 0;
if (type) {
type = type.split('.');
while (result[type[n]]) {
result = result[type[n++]];
}
if (type.length !== n) {
result = undefined;
}
}
return result;
};
Colors.prototype.setCustomBackground = function(col) { // wild gues,... check again...
focusInstance(this); // needed???
this.options.customBG = (typeof col === 'string') ? ColorConverter.txt2color(col).rgb : col;
// return setColor(this.colors, this.options.customBG, 'rgb', true); // !!!!RGB
return setColor(this.colors, undefined, 'rgb'); // just recalculate existing
};
Colors.prototype.saveAsBackground = function() { // alpha
focusInstance(this); // needed???
// return setColor(this.colors, this.colors.RND.rgb, 'rgb', true);
return setColor(this.colors, undefined, 'rgb', true);
};
Colors.prototype.convertColor = function(color, type) {
var convert = ColorConverter,
ranges = _valueRanges,
types = type.split('2'),
fromType = types[0],
toType = types[1],
test = /(?:RG|HS|CM|LA)/,
normalizeFrom = test.test(fromType),
normalizeTo = test.test(toType),
exceptions = {LAB: 'Lab'},
normalize = function(color, type, reverse) {
var result = {},
Lab = type === 'Lab' ? 1 : 0;
for (var n in color) { // faster (but bigger) way: if/else outside 2 for loops
result[n] = reverse ?
_math.round(color[n] * (Lab || ranges[type][n][1])) :
color[n] / (Lab || ranges[type][n][1]);
}
return result;
};
fromType = ranges[fromType] ? fromType : exceptions[fromType] || fromType.toLowerCase();
toType = ranges[toType] ? toType : exceptions[toType] || toType.toLowerCase();
if (normalizeFrom && type !== 'RGB2HEX') { // from ABC to abc
color = normalize(color, fromType);
}
color = fromType === toType ? color : ( // same type; returns same/normalized version
convert[fromType + '2' + toType] ? convert[fromType + '2' + toType](color, true) : // existing converter
toType === 'HEX' ? convert.RGB2HEX(type === 'RGB2HEX' ? color : normalize(fromType === 'rgb' ? color :
convert[fromType + '2rgb'](color, true), 'rgb', true)) :
convert['rgb2' + toType](convert[fromType + '2rgb'](color, true), true) // not in ColorConverter
);
if (normalizeTo) { // from abc to ABC
color = normalize(color, toType, true);
}
return color;
};
Colors.prototype.toString = function(colorMode, forceAlpha) {
return ColorConverter.color2text((colorMode || 'rgb').toLowerCase(), this.colors, forceAlpha);
};
// ------------------------------------------------------ //
// ---------- Color calculation related stuff ---------- //
// -------------------------------------------------------//
function setColor(colors, color, type, save, alpha) { // color only full range
if (typeof color === 'string') {
var color = ColorConverter.txt2color(color); // new object
type = color.type;
_colors[type] = color[type];
alpha = alpha !== undefined ? alpha : color.alpha;
} else if (color) {
for (var n in color) {
colors[type][n] = type === 'Lab' ?
limitValue(color[n], _valueRanges[type][n][0], _valueRanges[type][n][1]) :
limitValue(color[n] / _valueRanges[type][n][1], 0 , 1);
}
}
if (alpha !== undefined) {
colors.alpha = limitValue(+alpha, 0, 1);
}
return convertColors(type, save ? colors : undefined);
}
function saveAsBackground(RGB, rgb, alpha) {
var grey = _instance.options.grey,
color = {};
color.RGB = {r: RGB.r, g: RGB.g, b: RGB.b};
color.rgb = {r: rgb.r, g: rgb.g, b: rgb.b};
color.alpha = alpha;
// color.RGBLuminance = getLuminance(RGB);
color.equivalentGrey = _math.round(grey.r * RGB.r + grey.g * RGB.g + grey.b * RGB.b);
color.rgbaMixBlack = mixColors(rgb, {r: 0, g: 0, b: 0}, alpha, 1);
color.rgbaMixWhite = mixColors(rgb, {r: 1, g: 1, b: 1}, alpha, 1);
color.rgbaMixBlack.luminance = getLuminance(color.rgbaMixBlack, true);
color.rgbaMixWhite.luminance = getLuminance(color.rgbaMixWhite, true);
if (_instance.options.customBG) {
color.rgbaMixCustom = mixColors(rgb, _instance.options.customBG, alpha, 1);
color.rgbaMixCustom.luminance = getLuminance(color.rgbaMixCustom, true);
_instance.options.customBG.luminance = getLuminance(_instance.options.customBG, true);
}
return color;
}
function convertColors(type, colorObj) {
// console.time('convertColors');
var _Math = _math,
colors = colorObj || _colors,
convert = ColorConverter,
options = _instance.options,
ranges = _valueRanges,
RND = colors.RND,
// type = colorType, // || _mode.type,
modes, mode = '', from = '', // value = '',
exceptions = {hsl: 'hsv', cmyk: 'cmy', rgb: type},
RGB = RND.rgb, SAVE, SMART;
if (type !== 'alpha') {
for (var typ in ranges) {
if (!ranges[typ][typ]) { // no alpha|HEX
if (type !== typ && typ !== 'XYZ') {
from = exceptions[typ] || 'rgb';
colors[typ] = convert[from + '2' + typ](colors[from]);
}
if (!RND[typ]) RND[typ] = {};
modes = colors[typ];
for(mode in modes) {
RND[typ][mode] = _Math.round(modes[mode] * (typ === 'Lab' ? 1 : ranges[typ][mode][1]));
}
}
}
if (type !== 'Lab') {
delete colors._rgb;
}
RGB = RND.rgb;
colors.HEX = convert.RGB2HEX(RGB);
colors.equivalentGrey =
options.grey.r * colors.rgb.r +
options.grey.g * colors.rgb.g +
options.grey.b * colors.rgb.b;
colors.webSave = SAVE = getClosestWebColor(RGB, 51);
// colors.webSave.HEX = convert.RGB2HEX(colors.webSave);
colors.webSmart = SMART = getClosestWebColor(RGB, 17);
// colors.webSmart.HEX = convert.RGB2HEX(colors.webSmart);
colors.saveColor =
RGB.r === SAVE.r && RGB.g === SAVE.g && RGB.b === SAVE.b ? 'web save' :
RGB.r === SMART.r && RGB.g === SMART.g && RGB.b === SMART.b ? 'web smart' : '';
colors.hueRGB = convert.hue2RGB(colors.hsv.h);
if (colorObj) {
colors.background = saveAsBackground(RGB, colors.rgb, colors.alpha);
}
} // else RGB = RND.rgb;
var rgb = colors.rgb, // for better minification...
alpha = colors.alpha,
luminance = 'luminance',
background = colors.background,
rgbaMixBlack, rgbaMixWhite, rgbaMixCustom,
rgbaMixBG, rgbaMixBGMixBlack, rgbaMixBGMixWhite, rgbaMixBGMixCustom,
_mixColors = mixColors,
_getLuminance = getLuminance,
_getWCAG2Ratio = getWCAG2Ratio,
_getHueDelta = getHueDelta;
rgbaMixBlack = _mixColors(rgb, {r: 0, g: 0, b: 0}, alpha, 1);
rgbaMixBlack[luminance] = _getLuminance(rgbaMixBlack, true);
colors.rgbaMixBlack = rgbaMixBlack;
rgbaMixWhite = _mixColors(rgb, {r: 1, g: 1, b: 1}, alpha, 1);
rgbaMixWhite[luminance] = _getLuminance(rgbaMixWhite, true);
colors.rgbaMixWhite = rgbaMixWhite;
if (options.allMixDetails) {
rgbaMixBlack.WCAG2Ratio = _getWCAG2Ratio(rgbaMixBlack[luminance], 0);
rgbaMixWhite.WCAG2Ratio = _getWCAG2Ratio(rgbaMixWhite[luminance], 1);
if (options.customBG) {
rgbaMixCustom = _mixColors(rgb, options.customBG, alpha, 1);
rgbaMixCustom[luminance] = _getLuminance(rgbaMixCustom, true);
rgbaMixCustom.WCAG2Ratio = _getWCAG2Ratio(rgbaMixCustom[luminance], options.customBG[luminance]);
colors.rgbaMixCustom = rgbaMixCustom;
}
rgbaMixBG = _mixColors(rgb, background.rgb, alpha, background.alpha);
rgbaMixBG[luminance] = _getLuminance(rgbaMixBG, true); // ?? do we need this?
colors.rgbaMixBG = rgbaMixBG;
rgbaMixBGMixBlack = _mixColors(rgb, background.rgbaMixBlack, alpha, 1);
rgbaMixBGMixBlack[luminance] = _getLuminance(rgbaMixBGMixBlack, true);
rgbaMixBGMixBlack.WCAG2Ratio = _getWCAG2Ratio(rgbaMixBGMixBlack[luminance],
background.rgbaMixBlack[luminance]);
/* ------ */
rgbaMixBGMixBlack.luminanceDelta = _Math.abs(
rgbaMixBGMixBlack[luminance] - background.rgbaMixBlack[luminance]);
rgbaMixBGMixBlack.hueDelta = _getHueDelta(background.rgbaMixBlack, rgbaMixBGMixBlack, true);
/* ------ */
colors.rgbaMixBGMixBlack = rgbaMixBGMixBlack;
rgbaMixBGMixWhite = _mixColors(rgb, background.rgbaMixWhite, alpha, 1);
rgbaMixBGMixWhite[luminance] = _getLuminance(rgbaMixBGMixWhite, true);
rgbaMixBGMixWhite.WCAG2Ratio = _getWCAG2Ratio(rgbaMixBGMixWhite[luminance],
background.rgbaMixWhite[luminance]);
/* ------ */
rgbaMixBGMixWhite.luminanceDelta = _Math.abs(
rgbaMixBGMixWhite[luminance] - background.rgbaMixWhite[luminance]);
rgbaMixBGMixWhite.hueDelta = _getHueDelta(background.rgbaMixWhite, rgbaMixBGMixWhite, true);
/* ------ */
colors.rgbaMixBGMixWhite = rgbaMixBGMixWhite;
}
if (options.customBG) {
rgbaMixBGMixCustom = _mixColors(rgb, background.rgbaMixCustom, alpha, 1);
rgbaMixBGMixCustom[luminance] = _getLuminance(rgbaMixBGMixCustom, true);
rgbaMixBGMixCustom.WCAG2Ratio = _getWCAG2Ratio(rgbaMixBGMixCustom[luminance],
background.rgbaMixCustom[luminance]);
colors.rgbaMixBGMixCustom = rgbaMixBGMixCustom;
/* ------ */
rgbaMixBGMixCustom.luminanceDelta = _Math.abs(
rgbaMixBGMixCustom[luminance] - background.rgbaMixCustom[luminance]);
rgbaMixBGMixCustom.hueDelta = _getHueDelta(background.rgbaMixCustom, rgbaMixBGMixCustom, true);
/* ------ */
}
colors.RGBLuminance = _getLuminance(RGB);
colors.HUELuminance = _getLuminance(colors.hueRGB);
// renderVars.readyToRender = true;
if (options.convertCallback) {
options.convertCallback(colors, type); //, convert); //, _mode);
}
// console.timeEnd('convertColors')
// if (colorObj)
return colors;
}
// ------------------------------------------------------ //
// ------------------ color conversion ------------------ //
// -------------------------------------------------------//
var ColorConverter = {
txt2color: function(txt) {
var color = {},
parts = txt.replace(/(?:#|\)|%)/g, '').split('('),
values = (parts[1] || '').split(/,\s*/),
type = parts[1] ? parts[0].substr(0, 3) : 'rgb',
m = '';
color.type = type;
color[type] = {};
if (parts[1]) {
for (var n = 3; n--; ) {
m = type[n] || type.charAt(n); // IE7
color[type][m] = +values[n] / _valueRanges[type][m][1];
}
} else {
color.rgb = ColorConverter.HEX2rgb(parts[0]);
}
// color.color = color[type];
color.alpha = values[3] ? +values[3] : 1;
return color;
},
color2text: function(colorMode, colors, forceAlpha) {
var alpha = forceAlpha !== false && _math.round(colors.alpha * 100) / 100,
hasAlpha = typeof alpha === 'number' &&
forceAlpha !== false && (forceAlpha || alpha !== 1),
RGB = colors.RND.rgb,
HSL = colors.RND.hsl,
shouldBeHex = colorMode === 'hex' && hasAlpha,
isHex = colorMode === 'hex' && !shouldBeHex,
isRgb = colorMode === 'rgb' || shouldBeHex,
innerText = isRgb ? RGB.r + ', ' + RGB.g + ', ' + RGB.b :
!isHex ? HSL.h + ', ' + HSL.s + '%, ' + HSL.l + '%' :
'#' + colors.HEX;
return isHex ? innerText : (shouldBeHex ? 'rgb' : colorMode) +
(hasAlpha ? 'a' : '') + '(' + innerText + (hasAlpha ? ', ' + alpha : '') + ')';
},
RGB2HEX: function(RGB) {
return (
(RGB.r < 16 ? '0' : '') + RGB.r.toString(16) +
(RGB.g < 16 ? '0' : '') + RGB.g.toString(16) +
(RGB.b < 16 ? '0' : '') + RGB.b.toString(16)
).toUpperCase();
},
HEX2rgb: function(HEX) {
HEX = HEX.split(''); // IE7
return {
r: +('0x' + HEX[0] + HEX[HEX[3] ? 1 : 0]) / 255,
g: +('0x' + HEX[HEX[3] ? 2 : 1] + (HEX[3] || HEX[1])) / 255,
b: +('0x' + (HEX[4] || HEX[2]) + (HEX[5] || HEX[2])) / 255
};
},
hue2RGB: function(hue) {
var _Math = _math,
h = hue * 6,
mod = ~~h % 6, // Math.floor(h) -> faster in most browsers
i = h === 6 ? 0 : (h - mod);
return {
r: _Math.round([1, 1 - i, 0, 0, i, 1][mod] * 255),
g: _Math.round([i, 1, 1, 1 - i, 0, 0][mod] * 255),
b: _Math.round([0, 0, i, 1, 1, 1 - i][mod] * 255)
};
},
// ------------------------ HSV ------------------------ //
rgb2hsv: function(rgb) { // faster
var _Math = _math,
r = rgb.r,
g = rgb.g,
b = rgb.b,
k = 0, chroma, min, s;
if (g < b) {
g = b + (b = g, 0);
k = -1;
}
min = b;
if (r < g) {
r = g + (g = r, 0);
k = -2 / 6 - k;
min = _Math.min(g, b); // g < b ? g : b; ???
}
chroma = r - min;
s = r ? (chroma / r) : 0;
return {
h: s < 1e-15 ? ((_colors && _colors.hsl && _colors.hsl.h) || 0) :
chroma ? _Math.abs(k + (g - b) / (6 * chroma)) : 0,
s: r ? (chroma / r) : ((_colors && _colors.hsv && _colors.hsv.s) || 0), // ??_colors.hsv.s || 0
v: r
};
},
hsv2rgb: function(hsv) {
var h = hsv.h * 6,
s = hsv.s,
v = hsv.v,
i = ~~h, // Math.floor(h) -> faster in most browsers
f = h - i,
p = v * (1 - s),
q = v * (1 - f * s),
t = v * (1 - (1 - f) * s),
mod = i % 6;
return {
r: [v, q, p, p, t, v][mod],
g: [t, v, v, q, p, p][mod],
b: [p, p, t, v, v, q][mod]
};
},
// ------------------------ HSL ------------------------ //
hsv2hsl: function(hsv) {
var l = (2 - hsv.s) * hsv.v,
s = hsv.s * hsv.v;
s = !hsv.s ? 0 : l < 1 ? (l ? s / l : 0) : s / (2 - l);
return {
h: hsv.h,
s: !hsv.v && !s ? ((_colors && _colors.hsl && _colors.hsl.s) || 0) : s, // ???
l: l / 2
};
},
rgb2hsl: function(rgb, dependent) { // not used in Color
var hsv = ColorConverter.rgb2hsv(rgb);
return ColorConverter.hsv2hsl(dependent ? hsv : (_colors.hsv = hsv));
},
hsl2rgb: function(hsl) {
var h = hsl.h * 6,
s = hsl.s,
l = hsl.l,
v = l < 0.5 ? l * (1 + s) : (l + s) - (s * l),
m = l + l - v,
sv = v ? ((v - m) / v) : 0,
sextant = ~~h, // Math.floor(h) -> faster in most browsers
fract = h - sextant,
vsf = v * sv * fract,
t = m + vsf,
q = v - vsf,
mod = sextant % 6;
return {
r: [v, q, m, m, t, v][mod],
g: [t, v, v, q, m, m][mod],
b: [m, m, t, v, v, q][mod]
};
},
// ------------------------ CMYK ------------------------ //
// Quote from Wikipedia:
// "Since RGB and CMYK spaces are both device-dependent spaces, there is no
// simple or general conversion formula that converts between them.
// Conversions are generally done through color management systems, using
// color profiles that describe the spaces being converted. Nevertheless, the
// conversions cannot be exact, since these spaces have very different gamuts."
// Translation: the following are just simple RGB to CMY(K) and visa versa conversion functions.
rgb2cmy: function(rgb) {
return {
c: 1 - rgb.r,
m: 1 - rgb.g,
y: 1 - rgb.b
};
},
cmy2cmyk: function(cmy) {
var _Math = _math,
k = _Math.min(_Math.min(cmy.c, cmy.m), cmy.y),
t = 1 - k || 1e-20;
return { // regular
c: (cmy.c - k) / t,
m: (cmy.m - k) / t,
y: (cmy.y - k) / t,
k: k
};
},
cmyk2cmy: function(cmyk) {
var k = cmyk.k;
return { // regular
c: cmyk.c * (1 - k) + k,
m: cmyk.m * (1 - k) + k,
y: cmyk.y * (1 - k) + k
};
},
cmy2rgb: function(cmy) {
return {
r: 1 - cmy.c,
g: 1 - cmy.m,
b: 1 - cmy.y
};
},
rgb2cmyk: function(rgb, dependent) {
var cmy = ColorConverter.rgb2cmy(rgb); // doppelt??
return ColorConverter.cmy2cmyk(dependent ? cmy : (_colors.cmy = cmy));
},
cmyk2rgb: function(cmyk, dependent) {
var cmy = ColorConverter.cmyk2cmy(cmyk); // doppelt??
return ColorConverter.cmy2rgb(dependent ? cmy : (_colors.cmy = cmy));
},
// ------------------------ LAB ------------------------ //
XYZ2rgb: function(XYZ, skip) {
var _Math = _math,
M = _instance.options.XYZMatrix,
X = XYZ.X,
Y = XYZ.Y,
Z = XYZ.Z,
r = X * M.R[0] + Y * M.R[1] + Z * M.R[2],
g = X * M.G[0] + Y * M.G[1] + Z * M.G[2],
b = X * M.B[0] + Y * M.B[1] + Z * M.B[2],
N = 1 / 2.4;
M = 0.0031308;
r = (r > M ? 1.055 * _Math.pow(r, N) - 0.055 : 12.92 * r);
g = (g > M ? 1.055 * _Math.pow(g, N) - 0.055 : 12.92 * g);
b = (b > M ? 1.055 * _Math.pow(b, N) - 0.055 : 12.92 * b);
if (!skip) { // out of gammut
_colors._rgb = {r: r, g: g, b: b};
}
return {
r: limitValue(r, 0, 1),
g: limitValue(g, 0, 1),
b: limitValue(b, 0, 1)
};
},
rgb2XYZ: function(rgb) {
var _Math = _math,
M = _instance.options.XYZMatrix,
r = rgb.r,
g = rgb.g,
b = rgb.b,
N = 0.04045;
r = (r > N ? _Math.pow((r + 0.055) / 1.055, 2.4) : r / 12.92);
g = (g > N ? _Math.pow((g + 0.055) / 1.055, 2.4) : g / 12.92);
b = (b > N ? _Math.pow((b + 0.055) / 1.055, 2.4) : b / 12.92);
return {
X: r * M.X[0] + g * M.X[1] + b * M.X[2],
Y: r * M.Y[0] + g * M.Y[1] + b * M.Y[2],
Z: r * M.Z[0] + g * M.Z[1] + b * M.Z[2]
};
},
XYZ2Lab: function(XYZ) {
var _Math = _math,
R = _instance.options.XYZReference,
X = XYZ.X / R.X,
Y = XYZ.Y / R.Y,
Z = XYZ.Z / R.Z,
N = 16 / 116, M = 1 / 3, K = 0.008856, L = 7.787037;
X = X > K ? _Math.pow(X, M) : (L * X) + N;
Y = Y > K ? _Math.pow(Y, M) : (L * Y) + N;
Z = Z > K ? _Math.pow(Z, M) : (L * Z) + N;
return {
L: (116 * Y) - 16,
a: 500 * (X - Y),
b: 200 * (Y - Z)
};
},
Lab2XYZ: function(Lab) {
var _Math = _math,
R = _instance.options.XYZReference,
Y = (Lab.L + 16) / 116,
X = Lab.a / 500 + Y,
Z = Y - Lab.b / 200,
X3 = _Math.pow(X, 3),
Y3 = _Math.pow(Y, 3),
Z3 = _Math.pow(Z, 3),
N = 16 / 116, K = 0.008856, L = 7.787037;
return {
X: (X3 > K ? X3 : (X - N) / L) * R.X,
Y: (Y3 > K ? Y3 : (Y - N) / L) * R.Y,
Z: (Z3 > K ? Z3 : (Z - N) / L) * R.Z
};
},
rgb2Lab: function(rgb, dependent) {
var XYZ = ColorConverter.rgb2XYZ(rgb);
return ColorConverter.XYZ2Lab(dependent ? XYZ : (_colors.XYZ = XYZ));
},
Lab2rgb: function(Lab, dependent) {
var XYZ = ColorConverter.Lab2XYZ(Lab);
return ColorConverter.XYZ2rgb(dependent ? XYZ : (_colors.XYZ = XYZ), dependent);
}
};
// ------------------------------------------------------ //
// ------------------ helper functions ------------------ //
// -------------------------------------------------------//
function getClosestWebColor(RGB, val) {
var out = {},
tmp = 0,
half = val / 2;
for (var n in RGB) {
tmp = RGB[n] % val; // 51 = 'web save', 17 = 'web smart'
out[n] = RGB[n] + (tmp > half ? val - tmp : -tmp);
}
return out;
}
function getHueDelta(rgb1, rgb2, nominal) {
var _Math = _math;
return (_Math.max(rgb1.r - rgb2.r, rgb2.r - rgb1.r) +
_Math.max(rgb1.g - rgb2.g, rgb2.g - rgb1.g) +
_Math.max(rgb1.b - rgb2.b, rgb2.b - rgb1.b)) * (nominal ? 255 : 1) / 765;
}
function getLuminance(rgb, normalized) {
var div = normalized ? 1 : 255,
RGB = [rgb.r / div, rgb.g / div, rgb.b / div],
luminance = _instance.options.luminance;
for (var i = RGB.length; i--; ) {
RGB[i] = RGB[i] <= 0.03928 ? RGB[i] / 12.92 : _math.pow(((RGB[i] + 0.055) / 1.055), 2.4);
}
return ((luminance.r * RGB[0]) + (luminance.g * RGB[1]) + (luminance.b * RGB[2]));
}
function mixColors(topColor, bottomColor, topAlpha, bottomAlpha) {
var newColor = {},
alphaTop = (topAlpha !== undefined ? topAlpha : 1),
alphaBottom = (bottomAlpha !== undefined ? bottomAlpha : 1),
alpha = alphaTop + alphaBottom * (1 - alphaTop); // 1 - (1 - alphaTop) * (1 - alphaBottom);
for(var n in topColor) {
newColor[n] = (topColor[n] * alphaTop + bottomColor[n] * alphaBottom * (1 - alphaTop)) / alpha;
}
newColor.a = alpha;
return newColor;
}
function getWCAG2Ratio(lum1, lum2) {
var ratio = 1;
if (lum1 >= lum2) {
ratio = (lum1 + 0.05) / (lum2 + 0.05);
} else {
ratio = (lum2 + 0.05) / (lum1 + 0.05);
}
return _math.round(ratio * 100) / 100;
}
function limitValue(value, min, max) {
// return Math.max(min, Math.min(max, value)); // faster??
return (value > max ? max : value < min ? min : value);
}
})(window);
/*! colorPicker.data.js */
;(function(window, undefined){
"use strict"
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_horizontalPng = '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',
_verticalPng = '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',
_patchesPng = ('iVBORw0KGgo^NSUhEUgAAB4^EACAI#DdoPxz#L0UlEQVR4Xu3cQWrDQBREwR7FF8/BPR3wXktnQL+KvxfypuEhvLJXcp06d/bXd71OPt+trIw95zr33Z1bk1/fudEv79wa++7OfayZ59wrO2PBzklcGQmAZggAAOBYgAYBmpWRAGg^BGgRofAENgAAN#I0CBA6w8AG^ECABgEa/QH§AI0CNDoDwAY^QIAGAVp/AM§AjQI0OgPAAY^QoEGARn8Aw§CNAjQ+gMABg#BCgQYCmGQmABgAAEKBBgEZ/AM§AjQI0PoDAAY^QoEGARn8AM^IAADQI0+gMABg#BCgQYDWHwAw^gAANAjT6A4AB^BGgQoNEfAD^C#0CtP4AgAE^EaBCgaUYCoAE#RoEKDRHwAw^gAANArT+AIAB^BGgQoNEfAAw^gQIMAjf4AgAE^EaBCg9QcAD^CBAgwCN/gBg§EaBGj0BwAM^IECDAK0/AG§ARoEaJqRAGg^BGgRo9AcAD^CBAgwCtPwBg§EaBGj0BwAD^CNAgQKM/AG§ARoEaP0BAAM^I0CBAoz8AG^ECABgEa/QEAAw^jQIEDrDwAY^QIAGAZpmJACaBw^RoEKD1BwAM^IECDAK0/AG§ARoEaPQHAAw^gQIMArT8AY§BGgRo/QEAAw^jQIECjPwBg§EaBGj9AQAD^CNAgQOsPABg#BAgAYBGv0BAANwCwAAGB6gYeckmpEAa^AEaBGj0BwAM^IECDAK0/AG§ARoEaPQHAAM^I0CBAoz8AY§BGgRo/QEAAw^jQIECjPwAY^QIAGARr9AQAD^CNAgQOsPABg#BAgAYBmmYkABoAAECABgEa/QEAAw^jQIEDrDwAY^QIAGARr9Ac§AjQI0OgPABg#BAgAYBWn8Aw§CNAjQ6A8ABg#BCgQYBGfwD§AI0CND6AwAG^EKBBgKYZCYAG#QoEGARn8Aw§CNAjQ+gMABg#BCgQYBGfwAw^gAANAjT6AwAG^EKBBgNYfAD^C#0CNPoDgAE^EaBCg0R8AM^IAADQK0/gCAAQ^RoEKBpRgKgAQAABGgQoNEfAD^C#0CtP4AgAE^EaBCg0R8AD^CBAgwCN/gCAAQ^RoEKD1BwAM^IECDAI3+AG§ARoEaPQHAAw^gQIMArT8AY§BGgRomsMAM^IAADQK0/gCAAQ^RoEKDRHwAw^gAANO7fQHwAw^gAANArT+AIAB^BGgQoNEfAGg^BGgRo9AcAD^CBAgwCtPwBg§EaBGj0BwAD^RIB+Ntg5iea5AD^DAIwI0CND6AwAG^EKBBgEZ/AKAB#EaBCg0R8AM^IAADQK0/gCAAQ^RoEKDRHwAM^IECDAI3+AIAB^BGgQoPUHAAw^gQIMAjf4AY§BGgRo9AcAD^CBAgwCtPwBg§EaBGiakQBo^ARoEaPQHAAw^gQIMArT8AY§BGgRo9AcAAw^jQIECjPwBg§EaBGj9AQAD^CNAgQKM/ABg#BAgAYBGv0BAAM^I0CBA6w8AG^ECABgGaZiQAGgAAQIAGARr9AQAD^CNAgQOsPABg#BAgAYBGv0Bw§CNAjQ6A8AG^ECABgFafwD§AI0CNDoDwAG^EKBBgEZ/AM§AjQI0PoDAAY^QoEGApjkMAAM^I0CBA6w8AG^ECABgEa/QEAAw^jQsIP+AIAB^BGgQoPUHAAw^gQIMAjf4AgAE#Bea/fK+3P5/3PJOvh8t1cO4nflmQAQoAEAAF9Aw/7JHfQHAAw^gQIMArT8AY§BGvwHNPoDAA0AACBAgwCN/gCAAQ^RoEKD1BwAM^IECDAI3+AG§ARoEaPQHAAw^gQIMArT8AY§BGgRo9AcAAw^jQIECjPwBg§EaBGj9AQAD^CNAgQNOMBEAD#I0CBAoz8AY§BGgRo/QEAAw^jQIECjPwAY^QIAGARr9AQAD^CNAgQOsPABg#BAgAYBGv0Bw§CNAjQ6A8AG^ECABgFafwD§AI0CNA0IwHQ^AjQI0OgPABg#BAgAYBWn8Aw§CNAjQ6A8ABg#BCgQYBGfwD§AI0CND6AwAG^EKBBgEZ/AD^C#0CNPoDAAY^QoEGA1h8AM^IAADQI0DQAG^EKBBgEZ/AM§AjQI0PoDAAY^QoEGA1h8AM^IAADQI0+gMABg#BCgQYDWHwAw^gAANArT+AIAB^BGgQoNEfAD^C#0CtP4AgAE^EaBCg9QcAD^CBAgwCN/gCAAQ^RoEKD1BwAM^IECDAK0/AG§ARoEaPQHAAw^gQIMArT8AY§BGgRo/QEAAw^jQIECjPwBgACDhFgC#07t9AfAD^C#0CtP4AgAE^EaBCg0R8Aa^AEaBGj0BwAM^IECDAK0/AG§ARoEaPQHAAM^I0CBAoz8AY§BGgRo/QEAAw^jQIECjPwAY^QIAGARr9AQAD^CNAgQOsPABg#BAgAYBmmYkABoAAECABgEa/QEAAw^jQIEDrDwAY^QIAGARr9Ac§AjQI0OgPABg#BAgAYBWn8Aw§CNAjQ6A8ABg#BCgQYBGfwD§AI0CND6AwAG^EKBBgKYZCYAG#QoEGARn8Aw§CNAjQ+gMABg#BCgQYBGfwAw^gAANAjT6AwAG^EKBBgNYfAD^C#0CNPoDgAE^EaBCg0R8AM^IAADQK0/gCAAQ^RoEKBpRgKgAQAABGgQoNEfAD^C#0CtP4AgAE^EaBCg0R8AD^CBAgwCN/gCAAQ^RoEKD1BwAM^IECDAI3+AG§ARoEaPQHAAw^gQIMArT8AY§BGgRommEAM^CBAgwCN/gCAAQ^RoEKD1BwAM^IECDAI3+AIAB^ARoEaPQHAAw^gQIMArT8AY§BGgRo9AcAGgAAQICGCNBfRfNcABg#BgeICGnVvoDwAY^QIAGAVp/AM§AjQI0OgPADQAAIAADQI0+gMABg#BCgQYDWHwAw^gAANAjT6A4AB^BGgQoNEfAD^C#0CtP4AgAE^EaBCg0R8AD^CBAgwCN/gCAAQ^RoEKD1BwAM^IECDAE0zEgAN#gQIMAjf4AgAE^EaBCg9QcAD^CBAgwCN/gBg§EaBGj0BwAM^IECDAK0/AG§ARoEaPQHAAM^I0CBAoz8AY§BGgRo/QEAAw^jQIEDTjARAAwAACNAgQKM/AG§ARoEaP0BAAM^I0CBAoz8AG^ECABgEa/QEAAw^jQIEDrDwAY^QIAGARr9Ac§AjQI0OgPABg#BAgAYBWn8Aw§CNAjQNIcBY§BGgRo/QEAAw^jQIECjPwBg§EadtAfAD^C#0CtP4AgAE^EaBCgAQABGgAA+AO2TAbHupOgH^ABJRU5ErkJggg==').
replace(/§/g, 'AAAAAA').replace(/\^/g, 'AAAA').replace(/#/g, 'AAA'),
_iconsPng = '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',
_bgsPng = 'iVBORw0KGgoAAAANSUhEUgAAASAAAABvCAYAAABM+h2NAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAABORJREFUeNrs3VtTW1UYBuCEcxAI4YydWqTWdqr1V7T/2QsvvPDCCy9qjxZbamsrhZIQUHsCEtfafpmJe8qFjpUxfZ4Zuvt2feydJvAOARZUut1u5bRerl692nV913f99/f6QxWAU6KAAAUEKCAABQQoIAAFBCggAAUEKCAABQQoIAAFBCggAAUEKCAABQQoIEABASggQAEBKCBAAQEoIEABASggQAEBKCBAAQEoIGBQC+jatWvd07zxrv9+Xx8fAQEoIEABASggQAEBKCBAAQEoIEABAQoIQAEBCghAAQEKCEABAQOk2u36kS6AAgLetwJKL29toFRM1be+QrVq3rx58//KvM8BAadGAQEKCFBAAAoIGHwnfhneZ+/Nmzf/LufzrI+AAE/BAAUEoIAABQTwztgLZt68eXvBAE/BABQQoIAAFBAweOwFM2/evL1ggKdgAAoIUEAACggYPPaCmTdv3l4wwFMwAAUEKCAABQQMHnvBzJs3by8Y4CkYgAICFBCAAgIGz4lfBQNQQMDgFlCtVisaaHV1tThubW1VInciD0U+ysdnz54N5+PKysphOnRTHsvHlN9EHo/1l5FrkV9Enoz8W87b29tTOS8vLx9EnoncjlyPvBe5EbkZeT4fU96NvBDr2znv7Ows57y0tLQVeSXy08gf5mNfPhPrjyOfrVarlcXFxZ9yfv78+bl8TPlh5LU8n/KDyOuxfj/y+VjfyHl3d/dCKv28fi/yp/m4sLDwQ+SLke9GvhT5Tinfjnw5f4/F/Pz8rZybzeZn+ZjyzVK+EfnzUr4S+Xopf9/L+fxzc3M5d1qt1hf531Mu5k/IxzGf85VYL+fefHH+RqNRrO/t7RW3L+UbkS9Hvhk5/386Kd/qW8/5duRLMV/OdyJfzNebnZ0t7t92u53v/07K9yJfiLwROT9+ef7HyOux/iDyWuSHkT+K+eLtZX9//2xer9frjyOfyY9/Wn8S86v59qT1p7Ge315zLt4RU16K19+O9YXIu5HnYn435hux3opcj9yOPB3z+5E/iPXf43y1yMX778HBQS3f3pTz+28l5bHIr2N+LN3+zszMzGHkoh/S+mHMF98XlNaP8zHd/0W/pMe943NAwKlSQIACAhQQgAICFBCAAgIUEIACAhQQgAIC/n9GqtXqYbfbHa38+RtSu32llPdqdNL6aOSj+LfxyMVekLTem39Ryr/mPDQ0NBznzXtROikPRW6W8k7k3m9rzXthOsPDw73bUuylGRkZ6cR63nvTSfko8oPIr+Pnz96P/DLW816ezujoaN6DdtyX9+P8eS9QZ2xs7Hxf7qa8Xlr/JO6Ljcjrcf6cj1P+OO+N6V1/fHz8XLz+/Tjfubh+sZcorZ+N9Ycxfybyo8ircf6fc56YmFiJ1/8l8mLk7cjzkfP92U15Ns63G+u9nPcKdWq12lQ8Xu3Ixd6f9Pd8P3UmJycnUszzL2N9LM7/anNzs9V7Q2q32395w/q7ubdH6L/KrVbrpPxlKX9Vyl+X8jel/G0pf5f/aDabvXy9tH6ztH63lDdKebOUH5Xyk1LeKuWd/ry2tlap9P125Onp6Zf9eWpq6lW3b8f6zMzM6/71er3+ppSP+u/XNN/pz41Go+sjIMBTMEABASggQAEBKCBAAQEoIEABASggQAEB/CN/CDAAw78uW9AVDw4AAAAASUVORK5CYII=';
window.ColorPicker = {
_html: _html,
_cssFunc: _cssFunc,
_cssMain: _cssMain,
_horizontalPng: _horizontalPng,
_verticalPng: _verticalPng,
_patchesPng: _patchesPng,
_iconsPng: _iconsPng,
_bgsPng: _bgsPng
}
})(window);
/*! colorPicker.js */
;(function(window, undefined){
"use strict"
var _data = window.ColorPicker, // will be deleted in buildView() and holds:
// window.ColorPicker = { // comes from colorPicker.data.js and will be overwritten.
// _html: ..., // holds the HTML markup of colorPicker
// _cssFunc: ..., // CSS for all the sliders
// _cssMain: ..., // CSS of the GUI
// _horizontalPng: ..., // horizontal background images for sliders
// _verticalPng: ..., // vertical background images for sliders
// _patchesPng: ..., // background images for square sliders in RGB mode
// _iconsPng: ..., // some icon sprite images
// _bgsPng: ..., // some more icon sprite images
// }
_devMode = !_data, // if no _data we assume that colorPicker.data.js is missing (for development)
_isIE = false,
_doesOpacity = false,
// _isIE8 = _isIE && document.querySelectorAll,
_valueRanges = {}, // will be assigned in initInstance() by Colors instance
// _valueRanges = {
// rgb: {r: [0, 255], g: [0, 255], b: [0, 255]},
// hsv: {h: [0, 360], s: [0, 100], v: [0, 100]},
// hsl: {h: [0, 360], s: [0, 100], l: [0, 100]},
// cmyk: {c: [0, 100], m: [0, 100], y: [0, 100], k: [0, 100]},
// cmy: {c: [0, 100], m: [0, 100], y: [0, 100]},
// XYZ: {X: [0, 100], Y: [0, 100], Z: [0, 100]},
// Lab: {L: [0, 100], a: [-128, 127], b: [-128, 127]},
// alpha: {alpha: [0, 1]},
// HEX: {HEX: [0, 16777215]}
// },
_bgTypes = {w: 'White', b: 'Black', c: 'Custom'},
_mouseMoveAction, // current mouseMove handler assigned on mouseDown
_action = '', // needed for action callback; needed due to minification of javaScript
_mainTarget, // target on mouseDown, might be parent element though...
_valueType, // check this variable; gets missused/polutet over time
_delayState = 1, // mouseMove offset (y-axis) in display elements // same here...
_startCoords = {},
_targetOrigin = {},
_renderTimer, // animationFrame/interval variable
_newData = true,
// _txt = {
// selection: document.selection || window.getSelection(),
// range: (document.createRange ? document.createRange() : document.body.createTextRange())
// },
_renderVars = {}, // used only in renderAll and convertColors
_cashedVars = {}, // reset in initSliders
_colorPicker,
_previousInstance, // only used for recycling purposes in buildView()
_colorInstance = {},
_colors = {},
_options = {},
_nodes = {},
_math = Math,
animationFrame = 'AnimationFrame', // we also need this later
requestAnimationFrame = 'request' + animationFrame,
cancelAnimationFrame = 'cancel' + animationFrame,
vendors = ['ms', 'moz', 'webkit', 'o'],
ColorPicker = function(options) { // as tiny as possible...
this.options = {
color: 'rgba(204, 82, 37, 0.8)',
mode: 'rgb-b',
fps: 60, // 1000 / 60 = ~16.7ms
delayOffset: 8,
CSSPrefix: 'cp-',
allMixDetails: true,
alphaBG: 'w',
imagePath: ''
// devPicker: false // uses existing HTML for development...
// noAlpha: true,
// customBG: '#808080'
// size: 0,
// cmyOnly: false,
// initStyle: 'display: none',
// memoryColors: "'rgba(82,80,151,1)','rgba(100,200,10,0.5)','rgba(100,0,0,1)','rgba(0,0,0,1)'"
// memoryColors: [{r: 100, g: 200, b: 10, a: 0.5}] //
// opacityPositionRelative: undefined,
// customCSS: undefined,
// appendTo: document.body,
// noRangeBackground: false,
// textRight: false, ?????
// noHexButton: false,
// noResize: false,
// noRGBr: false,
// noRGBg: false,
// noRGBb: false,
// ------ CSSStrength: 'div.',
// XYZMatrix: XYZMatrix,
// XYZReference: {},
// grey: grey,
// luminance: luminance,
// renderCallback: undefined,
// actionCallback: undefined,
// convertCallback: undefined,
};
initInstance(this, options || {});
};
window.ColorPicker = ColorPicker; // export differently
ColorPicker.addEvent = addEvent;
ColorPicker.removeEvent = removeEvent;
ColorPicker.getOrigin = getOrigin;
ColorPicker.limitValue = limitValue;
ColorPicker.changeClass = changeClass;
// ------------------------------------------------------ //
ColorPicker.prototype.setColor = function(newCol, type, alpha, forceRender) {
focusInstance(this);
_valueType = true; // right cursor...
// https://github.com/petkaantonov/bluebird/wiki/Optimization-killers
preRenderAll(_colorInstance.setColor.apply(_colorInstance, arguments));
if (forceRender) {
this.startRender(true);
}
};
ColorPicker.prototype.saveAsBackground = function() {
focusInstance(this);
return saveAsBackground(true);
};
ColorPicker.prototype.setCustomBackground = function(col) {
focusInstance(this); // needed???
return _colorInstance.setCustomBackground(col);
};
ColorPicker.prototype.startRender = function(oneTime) {
focusInstance(this);
if (oneTime) {
_mouseMoveAction = false; // prevents window[requestAnimationFrame] in renderAll()
renderAll();
this.stopRender();
} else {
_mouseMoveAction = 1;
_renderTimer = window[requestAnimationFrame](renderAll);
}
};
ColorPicker.prototype.stopRender = function() {
focusInstance(this); // check again
window[cancelAnimationFrame](_renderTimer);
if (_valueType) {
// renderAll();
_mouseMoveAction = 1;
stopChange(undefined, 'external');
// _valueType = undefined;
}
};
ColorPicker.prototype.setMode = function(mode) { // check again ... right cursor
focusInstance(this);
setMode(mode);
initSliders();
renderAll();
};
ColorPicker.prototype.destroyAll = function() { // check this again...
var html = this.nodes.colorPicker,
destroyReferences = function(nodes) {
for (var n in nodes) {
if (nodes[n] && nodes[n].toString() === '[object Object]' || nodes[n] instanceof Array) {
destroyReferences(nodes[n]);
}
nodes[n] = null;
delete nodes[n];
}
};
this.stopRender();
installEventListeners(this, true);
destroyReferences(this);
html.parentNode.removeChild(html);
html = null;
};
ColorPicker.prototype.renderMemory = function(memory) {
var memos = this.nodes.memos,
tmp = [];
if (typeof memory === 'string') { // revisit!!!
memory = memory.replace(/^'|'$/g, '').replace(/\s*/, '').split('\',\'');
}
for (var n = memos.length; n--; ) { // check again how to handle alpha...
if (memory && typeof memory[n] === 'string') {
tmp = memory[n].replace('rgba(', '').replace(')', '').split(',');
memory[n] = {r: tmp[0], g: tmp[1], b: tmp[2], a: tmp[3]}
}
memos[n].style.cssText = 'background-color: ' + (memory && memory[n] !== undefined ?
color2string(memory[n]) + ';' + getOpacityCSS(memory[n]['a'] || 1) : 'rgb(0,0,0);');
}
};
// ------------------------------------------------------ //
function initInstance(THIS, options) {
var exporter, // do something here..
mode = '',
CSSPrefix = '',
optionButtons;
for (var option in options) { // deep copy ??
THIS.options[option] = options[option];
}
_isIE = document.createStyleSheet !== undefined && document.getElementById || !!window.MSInputMethodContext;
_doesOpacity = typeof document.body.style.opacity !== 'undefined';
_colorInstance = new Colors(THIS.options);
// We transfer the responsibility to the instance of Color (to save space and memory)
delete THIS.options;
_options = _colorInstance.options;
_options.scale = 1;
CSSPrefix = _options.CSSPrefix;
THIS.color = _colorInstance; // check this again...
_valueRanges = _options.valueRanges;
THIS.nodes = _nodes = getInstanceNodes(buildView(THIS), THIS); // ha, ha,... make this different
setMode(_options.mode);
focusInstance(THIS);
saveAsBackground();
mode = ' ' + _options.mode.type + '-' + _options.mode.z;
_nodes.slds.className += mode;
_nodes.panel.className += mode;
//_nodes.colorPicker.className += ' cmy-' + _options.cmyOnly;
if (_options.noHexButton) {
changeClass(_nodes.HEX_butt, CSSPrefix + 'butt', CSSPrefix + 'labl');
}
if (_options.size !== undefined) {
resizeApp(undefined, _options.size);
}
optionButtons = {
alphaBG: _nodes.alpha_labl,
cmyOnly: _nodes.HEX_labl // test... take out
};
for (var n in optionButtons) {
if (_options[n] !== undefined) {
buttonActions({target: optionButtons[n], data: _options[n]});
}
}
if (_options.noAlpha) {
_nodes.colorPicker.className += ' no-alpha'; // IE6 ??? maybe for IE6 on document.body
}
THIS.renderMemory(_options.memoryColors);
installEventListeners(THIS);
_mouseMoveAction = true;
stopChange(undefined, 'init');
if (_previousInstance) {
focusInstance(_previousInstance);
renderAll();
}
}
function focusInstance(THIS) {
_newData = true;
if (_colorPicker !== THIS) {
_colorPicker = THIS;
_colors = THIS.color.colors;
_options = THIS.color.options;
_nodes = THIS.nodes;
_colorInstance = THIS.color;
_cashedVars = {};
preRenderAll(_colors);
}
}
function getUISizes() {
var sizes = ['L', 'S', 'XS', 'XXS'];
_options.sizes = {};
_nodes.testNode.style.cssText = 'position:absolute;left:-1000px;top:-1000px;';
document.body.appendChild(_nodes.testNode);
for (var n = sizes.length; n--; ) {
_nodes.testNode.className = _options.CSSPrefix + 'app ' + sizes[n];
_options.sizes[sizes[n]] = [_nodes.testNode.offsetWidth, _nodes.testNode.offsetHeight];
}
if (_nodes.testNode.removeNode) { // old IEs
_nodes.testNode.removeNode(true);
} else {
document.body.removeChild(_nodes.testNode);
}
}
function buildView(THIS) {
var app = document.createElement('div'),
prefix = _options.CSSPrefix,
urlData = 'data:image/png;base64,',
addStyleSheet = function(cssText, id) {
var style = document.createElement('style');
style.setAttribute('type', 'text/css');
if (id) {
style.setAttribute('id', id);
}
if (!style.styleSheet) {
style.appendChild(document.createTextNode(cssText));
}
document.getElementsByTagName('head')[0].appendChild(style);
if (style.styleSheet) { // IE compatible
document.styleSheets[document.styleSheets.length-1].cssText = cssText;
}
},
processCSS = function(doesBAS64){
// CSS - system
_data._cssFunc = _data._cssFunc.
replace(/§/g, prefix).
replace('_patches.png', doesBAS64 ? urlData + _data._patchesPng : _options.imagePath + '_patches.png').
replace('_vertical.png', doesBAS64 ? urlData + _data._verticalPng : _options.imagePath + '_vertical.png').
replace('_horizontal.png', doesBAS64 ? urlData + _data._horizontalPng :
_options.imagePath + '_horizontal.png');
addStyleSheet(_data._cssFunc, 'colorPickerCSS');
// CSS - main
if (!_options.customCSS) {
_data._cssMain = _data._cssMain.
replace(/§/g, prefix).
replace('_bgs.png', doesBAS64 ? urlData + _data._bgsPng : _options.imagePath + '_bgs.png').
replace('_icons.png', doesBAS64 ? urlData + _data._iconsPng : _options.imagePath + '_icons.png').
// replace('"Courier New",', !_isIE ? '' : '"Courier New",').
replace(/opacity:(\d*\.*(\d+))/g, function($1, $2){
return !_doesOpacity ? '-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=' +
_math.round(+$2 * 100) + ')";filter: alpha(opacity=' + _math.round(+$2 * 100) + ')' :
'-moz-opacity: ' + $2 + '; -khtml-opacity: ' + $2 + '; opacity: ' + $2;
});
// style.appendChild(document.createTextNode(_data._cssFunc));
addStyleSheet(_data._cssMain);
}
// for (var n in _data) { // almost 25k of memory ;o)
// _data[n] = null;
// }
},
test = document.createElement('img');
// development mode
if (_devMode) {
return THIS.color.options.devPicker;
}
// CSS
if (!document.getElementById('colorPickerCSS')) { // only once needed
test.onload = test.onerror = function(){
if (_data._cssFunc) {
processCSS(this.width === 1 && this.height === 1);
}
THIS.cssIsReady = true;
};
test.src = "data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw==";
} else {
THIS.cssIsReady = true;
}
// HTML
if (_previousInstance = _colorPicker) {
// we need to be careful with recycling HTML as slider calssNames might have been changed...
initSliders();
}
// app.innerHTML = _colorPicker ? _colorPicker.nodes.colorPicker.outerHTML : _data._html.replace(/§/g, prefix);
// faster ... FF8.0 (2011) though (but IE4)
// outerHTML ... FF11 (2013)
app.insertAdjacentHTML('afterbegin',
_colorPicker ? _colorPicker.nodes.colorPicker.outerHTML ||
new XMLSerializer().serializeToString(_colorPicker.nodes.colorPicker) : // FF before F11
_data._html.replace(/§/g, prefix));
// _colorPicker ? _colorPicker.nodes.colorPicker.parentNode.innerHTML : _data._html.replace(/§/g, prefix));
// _data._html = null;
app = app.children[0];
app.style.cssText = _options.initStyle || ''; // for initial hiding...
// get a better addClass for this....
// app.className = app.className.split(' ')[0]; // cleanup for multy instances
return (_options.appendTo || document.body).appendChild(app);
}
function getInstanceNodes(colorPicker, THIS) { // check nodes again... are they all needed?
var all = colorPicker.getElementsByTagName('*'),
nodes = {colorPicker: colorPicker}, // length ?? // rename nodes.colorPicker
node,
className,
memoCounter = 0,
regexp = new RegExp(_options.CSSPrefix);
// nodes.displayStyles = {}; // not needed ... or change to CSS
nodes.styles = {};
// nodes.styles.displays = {};
nodes.textNodes = {};
nodes.memos = [];
nodes.testNode = document.createElement('div');
for (var n = 0, m = all.length; n < m; n++) {
node = all[n];
if ((className = node.className) && regexp.test(className)) {
className = className.split(' ')[0].replace(_options.CSSPrefix, '').replace(/-/g, '_');
if (/_disp/.test(className)) {
className = className.replace('_disp', '');
// nodes.styles.displays[className] = node.style;
nodes.styles[className] = node.style;
nodes.textNodes[className] = node.firstChild;
node.contentEditable = true; // does this slow down rendering??
} else {
if (!(/(?:hs|cmyk|Lab).*?(?:butt|labl)/.test(className))) {
nodes[className] = node;
}
if (/(?:cur|sld[^s]|opacity|cont|col)/.test(className)) {
nodes.styles[className] = /(?:col\d)/.test(className) ? node.children[0].style : node.style;
}
}
} else if (/memo/.test(node.parentNode.className)) {
nodes.memos.push(node);
}
}
// Chrome bug: focuses contenteditable on mouse over while dragging
nodes.panelCover = nodes.panel.appendChild(document.createElement('div'));
return nodes;
}
// ------------------------------------------------------ //
// ---- Add event listners to colorPicker and window ---- //
// -------------------------------------------------------//
function installEventListeners(THIS, off) {
var onOffEvent = off ? removeEvent : addEvent;
onOffEvent(_nodes.colorPicker, 'mousedown', function(e) {
var event = e || window.event,
page = getPageXY(event),
target = (event.button || event.which) < 2 ?
(event.target || event.srcElement) : {},
className = target.className;
focusInstance(THIS);
_mainTarget = target;
stopChange(undefined, 'resetEventListener');
_action = ''; // needed due to minification of javaScript
if (target === _nodes.sldl_3 || target === _nodes.curm) {
_mainTarget = _nodes.sldl_3;
_mouseMoveAction = changeXYValue;
_action = 'changeXYValue';
changeClass(_nodes.slds, 'do-drag');
} else if (/sldr/.test(className) || target === _nodes.curl || target === _nodes.curr) {
_mainTarget = _nodes.sldr_4;
_mouseMoveAction = changeZValue;
_action = 'changeZValue';
} else if (target === _nodes.opacity.children[0] || target === _nodes.opacity_slider) {
_mainTarget = _nodes.opacity;
_mouseMoveAction = changeOpacityValue;
_action = 'changeOpacityValue';
} else if (/-disp/.test(className) && !/HEX-/.test(className)) {
_mouseMoveAction = changeInputValue;
_action = 'changeInputValue';
(target.nextSibling.nodeType === 3 ? target.nextSibling.nextSibling : target.nextSibling).
appendChild(_nodes.nsarrow); // nextSibling for better text selection
_valueType = className.split('-disp')[0].split('-');
_valueType = {type: _valueType[0], z: _valueType[1] || ''};
changeClass(_nodes.panel, 'start-change');
_delayState = 0;
} else if (target === _nodes.resize && !_options.noResize) {
if (!_options.sizes) {
getUISizes();
}
_mainTarget = _nodes.resizer;
_mouseMoveAction = resizeApp;
_action = 'resizeApp';
} else {
_mouseMoveAction = undefined;
}
if (_mouseMoveAction) {
_startCoords = {pageX: page.X, pageY: page.Y};
_mainTarget.style.display = 'block'; // for resizer...
_targetOrigin = getOrigin(_mainTarget);
_targetOrigin.width = _nodes.opacity.offsetWidth; // ???????
_targetOrigin.childWidth = _nodes.opacity_slider.offsetWidth; // ???????
_mainTarget.style.display = ''; // ??? for resizer...
_mouseMoveAction(event);
addEvent(_isIE ? document.body : window, 'mousemove', _mouseMoveAction);
_renderTimer = window[requestAnimationFrame](renderAll);
} else {
// console.log(className)
// console.log(THIS.nodes[className.split(' ')[0].replace('cp-', '').replace('-', '_')])
// resize, button states, etc...
}
// if (_mouseMoveAction !== changeInputValue) preventDefault(event);
if (!/-disp/.test(className)) {
return preventDefault(event);
// document.activeElement.blur();
}
});
onOffEvent(_nodes.colorPicker, 'click', function(e) {
focusInstance(THIS);
buttonActions(e);
});
onOffEvent(_nodes.colorPicker, 'dblclick', buttonActions);
onOffEvent(_nodes.colorPicker, 'keydown', function(e) {
focusInstance(THIS);
keyControl(e);
});
// keydown is before keypress and focuses already
onOffEvent(_nodes.colorPicker, 'keypress', keyControl);
// onOffEvent(_nodes.colorPicker, 'keyup', keyControl);
onOffEvent(_nodes.colorPicker, 'paste', function(e) {
e.target.firstChild.data = e.clipboardData.getData('Text');
return preventDefault(e);
});
}
addEvent(_isIE ? document.body : window, 'mouseup', stopChange);
// ------------------------------------------------------ //
// --------- Event listner's callback functions -------- //
// -------------------------------------------------------//
function stopChange(e, action) {
var mouseMoveAction = _mouseMoveAction;
if (_mouseMoveAction) { // why??? please test again...
// if (document.selection && _mouseMoveAction !== changeInputValue) {
// //ie -> prevent showing the accelerator menu
// document.selection.empty();
// }
window[cancelAnimationFrame](_renderTimer);
removeEvent(_isIE ? document.body : window, 'mousemove', _mouseMoveAction);
if (_delayState) { // hapens on inputs
_valueType = {type: 'alpha'};
renderAll();
}
// this is dirty... has to do with M|W|! button
if (typeof _mouseMoveAction === 'function' || typeof _mouseMoveAction === 'number') {
delete _options.webUnsave;
}
_delayState = 1;
_mouseMoveAction = undefined;
changeClass(_nodes.slds, 'do-drag', '');
changeClass(_nodes.panel, '(?:start-change|do-change)', '');
_nodes.resizer.style.cssText = '';
_nodes.panelCover.style.cssText = '';
_nodes.memo_store.style.cssText = 'background-color: ' +
color2string(_colors.RND.rgb) + '; ' + getOpacityCSS(_colors.alpha);
_nodes.memo.className = _nodes.memo.className.replace(/\s+(?:dark|light)/, '') +
// (/dark/.test(_nodes.colorPicker.className) ? ' dark' : ' light');
(_colors['rgbaMix' + _bgTypes[_options.alphaBG]].luminance < 0.22 ? ' dark' : ' light');
// (_colors.rgbaMixCustom.luminance < 0.22 ? ' dark' : ' light')
_valueType = undefined;
resetCursors();
if (_options.actionCallback) {
_options.actionCallback(e, _action || mouseMoveAction.name || action || 'external');
}
}
}
function changeXYValue(e) {
var event = e || window.event,
scale = _options.scale,
page = getPageXY(event),
x = (page.X - _targetOrigin.left) * (scale === 4 ? 2 : scale),
y = (page.Y - _targetOrigin.top) * scale,
mode = _options.mode;
_colors[mode.type][mode.x] = limitValue(x / 255, 0, 1);
_colors[mode.type][mode.y] = 1 - limitValue(y / 255, 0, 1);
convertColors();
return preventDefault(event);
}
function changeZValue(e) { // make this part of changeXYValue
var event = e || window.event,
page = getPageXY(event),
z = (page.Y - _targetOrigin.top) * _options.scale,
mode = _options.mode;
_colors[mode.type][mode.z] = 1 - limitValue(z / 255, 0, 1);
convertColors();
return preventDefault(event);
}
function changeOpacityValue(e) {
var event = e || window.event,
page = getPageXY(event);
_newData = true;
_colors.alpha = limitValue(_math.round(
(page.X - _targetOrigin.left) / _targetOrigin.width * 100), 0, 100
) / 100;
convertColors('alpha');
return preventDefault(event);
}
function changeInputValue(e) {
var event = e || window.event,
page = getPageXY(event),
delta = _startCoords.pageY - page.Y,
delayOffset = _options.delayOffset,
type = _valueType.type,
isAlpha = type === 'alpha',
ranges;
if (_delayState || _math.abs(delta) >= delayOffset) {
if (!_delayState) {
_delayState = (delta > 0 ? -delayOffset : delayOffset) +
(+_mainTarget.firstChild.data) * (isAlpha ? 100 : 1);
_startCoords.pageY += _delayState;
delta += _delayState;
_delayState = 1;
changeClass(_nodes.panel, 'start-change', 'do-change');
_nodes.panelCover.style.cssText = 'position:absolute;left:0;top:0;right:0;bottom:0';
// window.getSelection ? window.getSelection().removeAllRanges() : document.selection.empty();
document.activeElement.blur();
_renderTimer = window[requestAnimationFrame](renderAll);
}
if (type === 'cmyk' && _options.cmyOnly) {
type = 'cmy';
}
if (isAlpha) {
_newData = true;
_colors.alpha = limitValue(delta / 100, 0, 1);
} else {
ranges = _valueRanges[type][_valueType.z];
_colors[type][_valueType.z] = type === 'Lab' ? limitValue(delta, ranges[0], ranges[1]) :
limitValue(delta / ranges[1], 0, 1);
}
convertColors(isAlpha ? 'alpha' : type);
// event.returnValue is deprecated. Please use the standard event.preventDefault() instead.
// event.returnValue = false; // see: pauseEvent(event);
return preventDefault(event);
}
}
function keyControl(e) { // this is quite big for what it does...
var event = e || window.event,
keyCode = event.which || event.keyCode,
key = String.fromCharCode(keyCode),
elm = document.activeElement,
cln = elm.className.replace(_options.CSSPrefix, '').split('-'),
type = cln[0],
mode = cln[1],
isAlpha = type === 'alpha',
isHex = type === 'HEX',
arrowKey = {k40: -1, k38: 1, k34: -10, k33: 10}['k' + keyCode] / (isAlpha ? 100 : 1),
validKeys = {'HEX': /[0-9a-fA-F]/, 'Lab': /[\-0-9]/, 'alpha': /[\.0-9]/}[type] || /[0-9]/,
valueRange = _valueRanges[type][type] || _valueRanges[type][mode], // let op!
textNode = elm.firstChild, // chnge on TAB key
rangeData = caret(elm),
origValue = textNode.data, // do not change
value,
val = origValue === '0' && !isHex ? [] : origValue.split(''); // gefixt
if (/^(?:27|13)$/.test(keyCode)) { // ENTER || ESC
preventDefault(event);
elm.blur();
} else if (event.type === 'keydown') { // functional keys
if (arrowKey) { // arrow/page keys
value = limitValue(_math.round((+origValue + arrowKey) * 1e+6) / 1e+6, valueRange[0], valueRange[1]);
} else if (/^(?:8|46)$/.test(keyCode)) { // DELETE / BACKSPACE
if (!rangeData.range) {
rangeData.range++;
rangeData.start -= keyCode === 8 ? 1 : 0;
}
val.splice(rangeData.start, rangeData.range);
value = val.join('') || '0'; // never loose elm.firstChild
}
if (value !== undefined) { // prevent keypress
preventDefault(event, true);
}
} else if (event.type === 'keypress') {
if (!/^(?:37|39|8|46|9)$/.test(keyCode)) { // left, right,DEL, BACK, TAB for FF
preventDefault(event, true);
}
if (validKeys.test(key)) { // regular input
val.splice(rangeData.start, rangeData.range, key);
value = val.join('');
}
rangeData.start++;
}
if (keyCode === 13 && isHex) {
if (textNode.data.length % 3 === 0 || textNode.data === '0') { // textNode.data.length &&
return _colorPicker.setColor(textNode.data === '0' ? '000' : textNode.data, 'rgb', _colors.alpha, true);
} else {
preventDefault(event, true);
return elm.focus();
}
}
if (isHex && value !== undefined) {
value = /^0+/.test(value) ? value : parseInt(''+value, 16) || 0;
}
if (value !== undefined && value !== '' && +value >= valueRange[0] && +value <= valueRange[1]) {
if (isHex) {
value = value.toString(16).toUpperCase() || '0';
}
if (isAlpha) {
_colors[type] = +value;
} else if (!isHex) {
_colors[type][mode] = +value / (type === 'Lab' ? 1 : valueRange[1]);
}
convertColors(isAlpha ? 'alpha' : type);
preRenderAll(_colors);
_mouseMoveAction = true;
stopChange(e, event.type);
textNode.data = value; // if
caret(elm, _math.min(elm.firstChild.data.length, rangeData.start < 0 ? 0 : rangeData.start));
}
}
function buttonActions(e) {
var event = e || window.event,
target = event.target || event.srcElement,
targetClass = target.className,
parent = target.parentNode,
options = _options,
RGB = _colors.RND.rgb,
customBG, alphaBG,
mode = _options.mode,
newMode = '',
prefix = options.CSSPrefix,
isModeButton = /(?:hs|rgb)/.test(parent.className) && /^[HSBLRG]$/.test(
target.firstChild ? target.firstChild.data : ''
),
isDblClick = /dblc/.test(event.type),
buttonAction = ''; // think this over again....
if (isDblClick && !isModeButton) {
return;
} else if (targetClass.indexOf('-labl ' + prefix + 'labl') !== -1) { // HSB -> HSL; CMYK -> Lab buttons
changeClass(_nodes[targetClass.split('-')[0]], prefix + 'hide', '');
changeClass(_nodes[parent.className.split('-')[1]], prefix + 'hide');
} else if (targetClass.indexOf(prefix + 'butt') !== -1) { // BUTTONS
if (isModeButton) { // set render modes
if (isDblClick && _options.scale === 2) {
newMode = /hs/.test(mode.type) ? 'rgb' : /hide/.test(_nodes.hsl.className) ? 'hsv' : 'hsl';
newMode = newMode + '-' + newMode[mode.type.indexOf(mode.z)];
}
_colorPicker.setMode(newMode ? newMode : targetClass.replace('-butt', '').split(' ')[0]);
buttonAction = 'modeChange';
} else if (/^[rgb]/.test(targetClass)) { // no vertical slider rendering in RGB mode
newMode = targetClass.split('-')[1];
changeClass(_nodes.colorPicker, 'no-rgb-' + newMode,
(options['noRGB' + newMode] = !options['noRGB' + newMode]) ? undefined : '');
buttonAction = 'noRGB' + newMode;
// preRenderAll();
} else if (target === _nodes.alpha_labl) { // alpha button right (background of raster)
customBG = options.customBG;
alphaBG = options.alphaBG;
changeClass(_nodes.colorPicker, 'alpha-bg-' + alphaBG, 'alpha-bg-' +
(alphaBG = options.alphaBG = e.data || (alphaBG === 'w' ? (customBG ? 'c' : 'b') :
alphaBG === 'c' ? 'b' : 'w')));
target.firstChild.data = alphaBG.toUpperCase();
_nodes.ctrl.style.backgroundColor = _nodes.memo.style.backgroundColor =
alphaBG !== 'c' ? '' : 'rgb(' + _math.round(customBG.r * 255) + ', ' +
_math.round(customBG.g * 255) + ', ' +
_math.round(customBG.b * 255) + ')';
_nodes.raster.style.cssText = _nodes.raster_bg.previousSibling.style.cssText =
alphaBG !== 'c' ? '' : getOpacityCSS(customBG.luminance < 0.22 ? 0.5 : 0.4);
buttonAction = 'alphaBackground';
} else if (target === _nodes.alpha_butt) { // alpha button left (disable alpha rendering)
changeClass(_nodes.colorPicker, 'mute-alpha', (options.muteAlpha = !options.muteAlpha) ? undefined : '');
buttonAction = 'alphaState';
} else if (target === _nodes.HEX_butt) { // make it on/off
changeClass(_nodes.colorPicker, 'no-HEX', (options.HEXState = !options.HEXState) ? undefined : '');
buttonAction = 'HEXState';
} else if (target === _nodes.HEX_labl) { // web save state change
var isWebSave = _colors.saveColor === 'web save';
if (_colors.saveColor !== 'web smart' && !isWebSave) {
options.webUnsave = copyColor(RGB);
_colorPicker.setColor(_colors.webSmart, 'rgb');
} else if (!isWebSave) {
if (!options.webUnsave) {
options.webUnsave = copyColor(RGB);
}
_colorPicker.setColor(_colors.webSave, 'rgb');
} else {
_colorPicker.setColor(options.webUnsave, 'rgb');
}
buttonAction = 'webColorState';
} else if (/Lab-x-labl/.test(targetClass)) { //target === _nodes.cmyk_type) {
// switch between CMYK and CMY
changeClass(_nodes.colorPicker, 'cmy-only', (options.cmyOnly = !options.cmyOnly) ? undefined : '');
buttonAction = 'cmykState';
}
} else if (target === _nodes.bsav) { // SAVE
saveAsBackground();
buttonAction = 'saveAsBackground';
} else if (target === _nodes.bres) { // RESET
var tmpColor = copyColor(RGB),
tmpAlpha = _colors.alpha;
// a bit heavy but... doesn't matter here
// newCol, type, alpha, forceRender
_colorPicker.setColor(options.color);
saveAsBackground();
_colorPicker.setColor(tmpColor, 'rgb', tmpAlpha);
buttonAction = 'resetColor';
} else if (parent === _nodes.col1) { // COLOR left
// _colors.hsv.h = (_colors.hsv.h + 0.5) % 1; // not acurate
_colors.hsv.h -= (_colors.hsv.h > 0.5 ? 0.5 : -0.5);
convertColors('hsv');
buttonAction = 'shiftColor';
} else if (parent === _nodes.col2) { // COLOR right
_colorPicker.setColor(target.style.backgroundColor, 'rgb', _colors.background.alpha);
buttonAction = 'setSavedColor';
} else if (parent === _nodes.memo) { // MEMORIES // revisit...
var resetBlink = function() {
if (_nodes.memos.blinker) _nodes.memos.blinker.style.cssText = _nodes.memos.cssText;
},
doBlink = function(elm) {
_nodes.memos.blinker = elm;
elm.style.cssText = 'background-color:' + (_colors.RGBLuminance > 0.22 ? '#333' : '#DDD');
window.setTimeout(resetBlink, 200);
};
if (target === _nodes.memo_cursor) { // save color in memo
resetBlink();
_nodes.memos.blinker = undefined;
_nodes.testNode.style.cssText = _nodes.memo_store.style.cssText;
_nodes.memos.cssText = _nodes.testNode.style.cssText; // ...how browser sees css
for (var n = _nodes.memos.length - 1; n--; ) { // check if color already exists
if (_nodes.memos.cssText === _nodes.memos[n].style.cssText) {
doBlink(_nodes.memos[n]); // sets _nodes.memos.blinker
break;
}
}
if (!_nodes.memos.blinker) { // right shift colors
for (var n = _nodes.memos.length - 1; n--; ) {
_nodes.memos[n + 1].style.cssText = _nodes.memos[n].style.cssText;
}
_nodes.memos[0].style.cssText = _nodes.memo_store.style.cssText;
}
buttonAction = 'toMemory';
} else { // reset color from memo
resetBlink();
_colorPicker.setColor(target.style.backgroundColor, 'rgb', target.style.opacity || 1);
_nodes.memos.cssText = target.style.cssText;
doBlink(target);
// this is dirty... has to do with M|W|! button
_mouseMoveAction = 1;
buttonAction = 'fromMemory';
}
}
// think this over again, does this need to be like this??
if (buttonAction) {
preRenderAll(_colors);
_mouseMoveAction = _mouseMoveAction || true; // !!!! search for: // this is dirty...
stopChange(e, buttonAction);
}
}
function resizeApp(e, size) {
var event = e || window.event,
page = event ? getPageXY(event) : {},
isSize = size !== undefined,
x = isSize ? size : page.X - _targetOrigin.left + 8,
y = isSize ? size : page.Y - _targetOrigin.top + 8,
values = [' S XS XXS', ' S XS', ' S', ''],
sizes = _options.sizes, // from getUISizes();
currentSize = isSize ? size :
y < sizes.XXS[1] + 25 ? 0 :
x < sizes.XS[0] + 25 ? 1 :
x < sizes.S[0] + 25 || y < sizes.S[1] + 25 ? 2 : 3,
value = values[currentSize],
isXXS = false,
mode,
tmp = '';
if (_cashedVars.resizer !== value) {
isXXS = /XX/.test(value);
mode = _options.mode;
if (isXXS && (!/hs/.test(mode.type) || mode.z === 'h')) {
tmp = mode.type + '-' + mode.z;
_colorPicker.setMode(/hs/.test(mode.type) ? mode.type + '-s': 'hsv-s');
_options.mode.original = tmp;
} else if (mode.original) {
// setMode(mode) creates a new object so mode.original gets deleted automatically
_colorPicker.setMode(mode.original);
}
_nodes.colorPicker.className = _nodes.colorPicker.className.replace(/\s+(?:S|XS|XXS)/g, '') + value;
_options.scale = isXXS ? 4 : /S/.test(value) ? 2 : 1;
_options.currentSize = currentSize;
_cashedVars.resizer = value;
// fix this... from this point on inside if() ... convertColors();
_newData = true;
renderAll();
resetCursors();
}
_nodes.resizer.style.cssText = 'display: block;' +
'width: ' + (x > 10 ? x : 10) + 'px;' +
'height: ' + (y > 10 ? y : 10) + 'px;';
}
// ------------------------------------------------------ //
// --- Colors calculation and rendering related stuff --- //
// -------------------------------------------------------//
function setMode(mode) {
var ModeMatrix = {
rgb_r : {x: 'b', y: 'g'},
rgb_g : {x: 'b', y: 'r'},
rgb_b : {x: 'r', y: 'g'},
hsv_h : {x: 's', y: 'v'},
hsv_s : {x: 'h', y: 'v'},
hsv_v : {x: 'h', y: 's'},
hsl_h : {x: 's', y: 'l'},
hsl_s : {x: 'h', y: 'l'},
hsl_l : {x: 'h', y: 's'}
},
key = mode.replace('-', '_'),
regex = '\\b(?:rg|hs)\\w\\-\\w\\b'; // \\b\\w{3}\\-\\w\\b';
// changeClass(_nodes.colorPicker, '(?:.*?)$', mode);
// changeClass(_nodes.colorPicker, '\\b\\w{3}\\-\\w\\b', mode);
// changeClass(_nodes.slds, '\\b\\w{3}\\-\\w\\b', mode);
changeClass(_nodes.panel, regex, mode);
changeClass(_nodes.slds, regex, mode);
mode = mode.split('-');
return _options.mode = {
type: mode[0],
x: ModeMatrix[key].x,
y: ModeMatrix[key].y,
z: mode[1]
};
}
function initSliders() { // function name...
var regex = /\s+(?:hue-)*(?:dark|light)/g,
className = 'className'; // minification
_nodes.curl[className] = _nodes.curl[className].replace(regex, ''); // .....
_nodes.curr[className] = _nodes.curr[className].replace(regex, ''); // .....
_nodes.slds[className] = _nodes.slds[className].replace(regex, '');
// var sldrs = ['sldr_2', 'sldr_4', 'sldl_3'];
// for (var n = sldrs.length; n--; ) {
// _nodes[sldrs[n]][className] = _options.CSSPrefix + sldrs[n].replace('_', '-');
// }
_nodes.sldr_2[className] = _options.CSSPrefix + 'sldr-2';
_nodes.sldr_4[className] = _options.CSSPrefix + 'sldr-4';
_nodes.sldl_3[className] = _options.CSSPrefix + 'sldl-3';
for (var style in _nodes.styles) {
if (!style.indexOf('sld')) _nodes.styles[style].cssText = '';
}
_cashedVars = {};
}
function resetCursors() {
// _renderVars.isNoRGB = undefined;
_nodes.styles.curr.cssText = _nodes.styles.curl.cssText; // only coordinates
_nodes.curl.className = _options.CSSPrefix + 'curl' + (
_renderVars.noRGBZ ? ' ' + _options.CSSPrefix + 'curl-' +_renderVars.noRGBZ: '');
_nodes.curr.className = _options.CSSPrefix + 'curr ' + _options.CSSPrefix + 'curr-' +
(_options.mode.z === 'h' ? _renderVars.HUEContrast : _renderVars.noRGBZ ?
_renderVars.noRGBZ : _renderVars.RGBLuminance);
}
function convertColors(type) {
preRenderAll(_colorInstance.setColor(undefined, type || _options.mode.type));
_newData = true;
}
function saveAsBackground(refresh) {
_colorInstance.saveAsBackground();
_nodes.styles.col2.cssText = 'background-color: ' + color2string(_colors.background.RGB) + ';' +
getOpacityCSS(_colors.background.alpha);
if (refresh) {
preRenderAll(_colors);
// renderAll();
}
return (_colors);
}
function preRenderAll(colors) {
var _Math = _math,
renderVars = _renderVars,
bgType = _bgTypes[_options.alphaBG];
renderVars.hueDelta = _Math.round(colors['rgbaMixBGMix' + bgType].hueDelta * 100);
// renderVars.RGBLuminanceDelta = _Math.round(colors.RGBLuminanceDelta * 100);
renderVars.luminanceDelta = _Math.round(colors['rgbaMixBGMix' + bgType].luminanceDelta * 100);
renderVars.RGBLuminance = colors.RGBLuminance > 0.22 ? 'light' : 'dark';
renderVars.HUEContrast = colors.HUELuminance > 0.22 ? 'light' : 'dark';
// renderVars.contrast = renderVars.RGBLuminanceDelta > renderVars.hueDelta ? 'contrast' : '';
renderVars.contrast = renderVars.luminanceDelta > renderVars.hueDelta ? 'contrast' : '';
renderVars.readabiltiy =
colors['rgbaMixBGMix' + bgType].WCAG2Ratio >= 7 ? 'green' :
colors['rgbaMixBGMix' + bgType].WCAG2Ratio >= 4.5 ? 'orange': '';
renderVars.noRGBZ = _options['no' + _options.mode.type.toUpperCase() + _options.mode.z] ?
(_options.mode.z === 'g' && colors.rgb.g < 0.59 || _options.mode.z === 'b' || _options.mode.z === 'r' ?
'dark' : 'light') : undefined;
}
function renderAll() { // maybe render alpha seperately...
if (_mouseMoveAction) {
// _renderTimer = window[requestAnimationFrame](renderAll);
if (!_newData) return (_renderTimer = window[requestAnimationFrame](renderAll));
_newData = false;
}
// console.time('renderAll');
var options = _options,
mode = options.mode,
scale = options.scale,
prefix = options.CSSPrefix,
colors = _colors,
nodes = _nodes,
CSS = nodes.styles,
textNodes = nodes.textNodes,
valueRanges = _valueRanges,
valueType = _valueType,
renderVars = _renderVars,
cashedVars = _cashedVars,
_Math = _math,
_getOpacityCSS = getOpacityCSS,
_color2string = color2string,
a = 0,
b = 0,
x = colors[mode.type][mode.x],
X = _Math.round(x * 255 / (scale === 4 ? 2 : scale)),
y_ = colors[mode.type][mode.y],
y = 1 - y_,
Y = _Math.round(y * 255 / scale),
z = 1 - colors[mode.type][mode.z],
Z = _Math.round(z * 255 / scale),
coords = (1 === 1) ? [x, y_] : [0, 0], // (1 === 2) button label up
isRGB = mode.type === 'rgb',
isHue = mode.z === 'h',
isHSL = mode.type === 'hsl',
isHSL_S = isHSL && mode.z === 's',
moveXY = _mouseMoveAction === changeXYValue,
moveZ = _mouseMoveAction === changeZValue,
display, tmp, value, slider;
if (isRGB) {
if (coords[0] >= coords[1]) b = 1; else a = 1;
if (cashedVars.sliderSwap !== a) {
nodes.sldr_2.className = options.CSSPrefix + 'sldr-' + (3 - a);
cashedVars.sliderSwap = a;
}
}
if ((isRGB && !moveZ) || (isHue && !moveXY) || (!isHue && !moveZ)) {
CSS[isHue ? 'sldl_2' : 'sldr_2'][isRGB ? 'cssText' : 'backgroundColor'] =
isRGB ? _getOpacityCSS((coords[a] - coords[b]) / (1 - (coords[b]) || 0)) : _color2string(colors.hueRGB);
}
if (!isHue) {
if (!moveZ) CSS.sldr_4.cssText = _getOpacityCSS(isRGB ? coords[b] : isHSL_S ? _Math.abs(1 - y * 2) : y);
if (!moveXY) CSS.sldl_3.cssText = _getOpacityCSS(isHSL && mode.z === 'l' ? _Math.abs(1 - z * 2) : z);
if (isHSL) { // switch slider class name for black/white color half way through in HSL(S|L) mode(s)
slider = isHSL_S ? 'sldr_4' : 'sldl_3';
tmp = isHSL_S ? 'r-' : 'l-';
value = isHSL_S ? (y > 0.5 ? 4 : 3) : (z > 0.5 ? 3 : 4);
if (cashedVars[slider] !== value) {
nodes[slider].className = options.CSSPrefix + 'sld' + tmp + value;
cashedVars[slider] = value;
}
}
}
if (!moveZ) CSS.curm.cssText = 'left: ' + X + 'px; top: ' + Y + 'px;';
if (!moveXY) CSS.curl.top = Z + 'px';
if (valueType) CSS.curr.top = Z + 'px'; // && valueType.type !== mode.type
if ((valueType && valueType.type === 'alpha') || _mainTarget === nodes.opacity) {
CSS.opacity_slider.left = options.opacityPositionRelative ? (colors.alpha * (
(_targetOrigin.width || nodes.opacity.offsetWidth) -
(_targetOrigin.childWidth || nodes.opacity_slider.offsetWidth))) + 'px' :
(colors.alpha * 100) + '%';
}
CSS.col1.cssText = 'background-color: ' + _color2string(colors.RND.rgb) + '; ' +
(options.muteAlpha ? '' : _getOpacityCSS(colors.alpha));
CSS.opacity.backgroundColor = _color2string(colors.RND.rgb);
CSS.cold.width = renderVars.hueDelta + '%';
CSS.cont.width = renderVars.luminanceDelta + '%';
for (display in textNodes) {
tmp = display.split('_');
if (options.cmyOnly) {
tmp[0] = tmp[0].replace('k', '');
}
value = tmp[1] ? colors.RND[tmp[0]][tmp[1]] : colors.RND[tmp[0]] || colors[tmp[0]];
if (cashedVars[display] !== value) {
cashedVars[display] = value;
textNodes[display].data = value > 359.5 && display !== 'HEX' ? 0 : value;
if (display !== 'HEX' && !options.noRangeBackground) {
value = colors[tmp[0]][tmp[1]] !== undefined ? colors[tmp[0]][tmp[1]] : colors[tmp[0]];
if (tmp[0] === 'Lab') {
value = (value - valueRanges[tmp[0]][tmp[1]][0]) /
(valueRanges[tmp[0]][tmp[1]][1] - valueRanges[tmp[0]][tmp[1]][0]);
}
CSS[display].backgroundPosition = _Math.round((1 - value) * 100) + '% 0%';
}
}
}
// Lab out of gammut
tmp = colors._rgb ? [
colors._rgb.r !== colors.rgb.r,
colors._rgb.g !== colors.rgb.g,
colors._rgb.b !== colors.rgb.b
] : [];
if (tmp.join('') !== cashedVars.outOfGammut) {
nodes.rgb_r_labl.firstChild.data = tmp[0] ? '!' : ' ';
nodes.rgb_g_labl.firstChild.data = tmp[1] ? '!' : ' ';
nodes.rgb_b_labl.firstChild.data = tmp[2] ? '!' : ' ';
cashedVars.outOfGammut = tmp.join('');
}
if (renderVars.noRGBZ) {
if (cashedVars.noRGBZ !== renderVars.noRGBZ) {
nodes.curl.className = prefix + 'curl ' + prefix + 'curl-' + renderVars.noRGBZ;
if (!moveZ) {
nodes.curr.className = prefix + 'curr ' + prefix + 'curr-' + renderVars.noRGBZ;
}
cashedVars.noRGBZ = renderVars.noRGBZ;
}
}
if (cashedVars.HUEContrast !== renderVars.HUEContrast && mode.z === 'h') {
nodes.slds.className = nodes.slds.className.replace(/\s+hue-(?:dark|light)/, '') +
' hue-' + renderVars.HUEContrast;
if (!moveZ) {
nodes.curr.className = prefix + 'curr ' + prefix + 'curr-' + renderVars.HUEContrast;
}
cashedVars.HUEContrast = renderVars.HUEContrast;
} else if (cashedVars.RGBLuminance !== renderVars.RGBLuminance) { // test for no else
nodes.colorPicker.className = nodes.colorPicker.className.replace(/\s+(?:dark|light)/, '') +
' ' + renderVars.RGBLuminance;
if (!moveZ && mode.z !== 'h' && !renderVars.noRGBZ) {
nodes.curr.className = prefix + 'curr ' + prefix + 'curr-' + renderVars.RGBLuminance;
}
cashedVars.RGBLuminance = renderVars.RGBLuminance;
}
if (cashedVars.contrast !== renderVars.contrast || cashedVars.readabiltiy !== renderVars.readabiltiy) {
nodes.ctrl.className = nodes.ctrl.className.replace(' contrast', '').replace(/\s*(?:orange|green)/, '') +
(renderVars.contrast ? ' ' + renderVars.contrast : '') +
(renderVars.readabiltiy ? ' ' + renderVars.readabiltiy : '');
cashedVars.contrast = renderVars.contrast;
cashedVars.readabiltiy = renderVars.readabiltiy;
}
if (cashedVars.saveColor !== colors.saveColor) {
nodes.HEX_labl.firstChild.data = !colors.saveColor ? '!' : colors.saveColor === 'web save' ? 'W' : 'M';
cashedVars.saveColor = colors.saveColor;
}
if (options.renderCallback) {
options.renderCallback(colors, mode); // maybe more parameters
}
if (_mouseMoveAction) {
_renderTimer = window[requestAnimationFrame](renderAll);
}
// console.timeEnd('renderAll')
}
// ------------------------------------------------------ //
// ------------------ helper functions ------------------ //
// -------------------------------------------------------//
function copyColor(color) {
var newColor = {};
for (var n in color) {
newColor[n] = color[n];
}
return newColor;
}
// function color2string(color, type) {
// var out = [],
// n = 0;
// type = type || 'rgb';
// while (type.charAt(n)) { // IE7 // V8 type[n] ||
// out.push(color[type.charAt(n)]);
// n++;
// }
// return type + '(' + out.join(', ') + ')';
// }
function color2string(color, type) { // ~2 x faster on V8
var out = '',
t = (type || 'rgb').split(''),
n = t.length;
for ( ; n--; ) {
out = ', ' + color[t[n]] + out;
}
return (type || 'rgb') + '(' + out.substr(2) + ')';
}
function limitValue(value, min, max) {
// return Math.max(min, Math.min(max, value)); // faster??
return (value > max ? max : value < min ? min : value);
}
function getOpacityCSS(value) {
if (value === undefined) value = 1;
if (_doesOpacity) {
return 'opacity: ' + (_math.round(value * 10000000000) / 10000000000) + ';'; // value.toFixed(16) = 99% slower
// some speed test:
// return ['opacity: ', (Math.round(value * 1e+10) / 1e+10), ';'].join('');
} else {
return 'filter: alpha(opacity=' + _math.round(value * 100) + ');';
}
}
function preventDefault(e, skip) {
e.preventDefault ? e.preventDefault() : e.returnValue = false;
if (!skip) window.getSelection ? window.getSelection().removeAllRanges() : document.selection.empty();
return false;
}
function changeClass(elm, cln, newCln) {
return !elm ? false : elm.className = (newCln !== undefined ?
elm.className.replace(new RegExp('\\s+?' + cln, 'g'), newCln ? ' ' + newCln : '') :
elm.className + ' ' + cln);
}
function getOrigin(elm) {
var box = (elm.getBoundingClientRect) ? elm.getBoundingClientRect() : {top: 0, left: 0},
doc = elm && elm.ownerDocument,
body = doc.body,
win = doc.defaultView || doc.parentWindow || window,
docElem = doc.documentElement || body.parentNode,
clientTop = docElem.clientTop || body.clientTop || 0, // border on html or body or both
clientLeft = docElem.clientLeft || body.clientLeft || 0;
return {
left: box.left + (win.pageXOffset || docElem.scrollLeft) - clientLeft,
top: box.top + (win.pageYOffset || docElem.scrollTop) - clientTop
};
}
function getPageXY(e) {
var doc = window.document;
return {
X: e.pageX || e.clientX + doc.body.scrollLeft + doc.documentElement.scrollLeft,
Y: e.pageY || e.clientY + doc.body.scrollTop + doc.documentElement.scrollTop
};
}
function addEvent(obj, type, func) {
addEvent.cache = addEvent.cache || {
_get: function(obj, type, func, checkOnly) {
var cache = addEvent.cache[type] || [];
for (var n = cache.length; n--; ) {
if (obj === cache[n].obj && '' + func === '' + cache[n].func) {
func = cache[n].func;
if (!checkOnly) {
cache[n] = cache[n].obj = cache[n].func = null;
cache.splice(n, 1);
}
return func;
}
}
},
_set: function(obj, type, func) {
var cache = addEvent.cache[type] = addEvent.cache[type] || [];
if (addEvent.cache._get(obj, type, func, true)) {
return true;
} else {
cache.push({
func: func,
obj: obj
});
}
}
};
if (!func.name && addEvent.cache._set(obj, type, func) || typeof func !== 'function') {
return;
}
if (obj.addEventListener) obj.addEventListener(type, func, false);
else obj.attachEvent('on' + type, func);
}
function removeEvent(obj, type, func) {
if (typeof func !== 'function') return;
if (!func.name) {
func = addEvent.cache._get(obj, type, func) || func;
}
if (obj.removeEventListener) obj.removeEventListener(type, func, false);
else obj.detachEvent('on' + type, func);
}
function caret(target, pos) { // only for contenteditable
var out = {};
if (pos === undefined) { // get
if (window.getSelection) { // HTML5
target.focus();
var range1 = window.getSelection().getRangeAt(0),
range2 = range1.cloneRange();
range2.selectNodeContents(target);
range2.setEnd(range1.endContainer, range1.endOffset);
out = {
end: range2.toString().length,
range: range1.toString().length
};
} else { // IE < 9
target.focus();
var range1 = document.selection.createRange(),
range2 = document.body.createTextRange();
range2.moveToElementText(target);
range2.setEndPoint('EndToEnd', range1);
out = {
end: range2.text.length,
range: range1.text.length
};
}
out.start = out.end - out.range;
return out;
}
// set
if (pos == -1) pos = target['text']().length;
if (window.getSelection) { // HTML5
target.focus();
window.getSelection().collapse(target.firstChild, pos);
} else { // IE < 9
var range = document.body.createTextRange();
range.moveToElementText(target);
range.moveStart('character', pos);
range.collapse(true);
range.select();
}
return pos;
}
// ------------- requestAnimationFrame shim ------------- //
// ---------- quite optimized for minification ---------- //
for(var n = vendors.length; n-- && !window[requestAnimationFrame]; ) {
window[requestAnimationFrame] = window[vendors[n] + 'Request' + animationFrame];
window[cancelAnimationFrame] = window[vendors[n] + 'Cancel' + animationFrame] ||
window[vendors[n] + 'CancelRequest' + animationFrame];
}
window[requestAnimationFrame] = window[requestAnimationFrame] || function(callback) {
// this is good enough... and better than setTimeout
return window.setTimeout(callback, 1000 / _options.fps);
// return _renderTimer ? _renderTimer : window.setInterval(callback, 1000 / _options.fps);
};
window[cancelAnimationFrame] = window[cancelAnimationFrame] || function(id) {
// console.log('OFF-', id + '-' + _renderTimer)
window.clearTimeout(id);
return _renderTimer = null;
};
})(window);
/*! javascript_implementation/jsColor.js */
(function (window) {
window.jsColorPicker = function(selectors, config) {
var renderCallback = function(colors, mode) {
var options = this,
input = options.input,
patch = options.patch,
RGB = colors.RND.rgb,
HSL = colors.RND.hsl,
AHEX = options.isIE8 ? (colors.alpha < 0.16 ? '0' : '') +
(Math.round(colors.alpha * 100)).toString(16).toUpperCase() + colors.HEX : '',
RGBInnerText = RGB.r + ', ' + RGB.g + ', ' + RGB.b,
RGBAText = 'rgba(' + RGBInnerText + ', ' + colors.alpha + ')',
isAlpha = colors.alpha !== 1 && !options.isIE8,
colorMode = input.getAttribute('data-colorMode');
patch.style.cssText =
'color:' + (colors.rgbaMixCustom.luminance > 0.22 ? '#222' : '#ddd') + ';' + // Black...???
'background-color:' + RGBAText + ';' +
'filter:' + (options.isIE8 ? 'progid:DXImageTransform.Microsoft.gradient(' + // IE<9
'startColorstr=#' + AHEX + ',' + 'endColorstr=#' + AHEX + ')' : '');
input.value = (colorMode === 'HEX' && !isAlpha ? '#' + (options.isIE8 ? AHEX : colors.HEX) :
colorMode === 'rgb' || (colorMode === 'HEX' && isAlpha) ?
(!isAlpha ? 'rgb(' + RGBInnerText + ')' : RGBAText) :
('hsl' + (isAlpha ? 'a(' : '(') + HSL.h + ', ' + HSL.s + '%, ' + HSL.l + '%' +
(isAlpha ? ', ' + colors.alpha : '') + ')')
);
if (options.displayCallback) {
options.displayCallback(colors, mode, options);
}
},
extractValue = function(elm) {
return elm.value || elm.getAttribute('value') || elm.style.backgroundColor || '#FFFFFF';
},
actionCallback = function(event, action) {
var options = this,
colorPicker = colorPickers.current;
if (action === 'toMemory') {
var memos = colorPicker.nodes.memos,
backgroundColor = '',
opacity = 0,
cookieTXT = [];
for (var n = 0, m = memos.length; n < m; n++) {
backgroundColor = memos[n].style.backgroundColor;
opacity = memos[n].style.opacity;
opacity = Math.round((opacity === '' ? 1 : opacity) * 100) / 100;
cookieTXT.push(backgroundColor.
replace(/, /g, ',').
replace('rgb(', 'rgba(').
replace(')', ',' + opacity + ')')
);
}
cookieTXT = '\'' + cookieTXT.join('\',\'') + '\'';
ColorPicker.docCookies('colorPickerMemos' + (options.noAlpha ? 'NoAlpha' : ''), cookieTXT);
} else if (action === 'resizeApp') {
ColorPicker.docCookies('colorPickerSize', colorPicker.color.options.currentSize);
} else if (action === 'modeChange') {
var mode = colorPicker.color.options.mode;
ColorPicker.docCookies('colorPickerMode', mode.type + '-' + mode.z);
}
},
createInstance = function(elm, config) {
var initConfig = {
klass: window.ColorPicker,
input: elm,
patch: elm,
isIE8: !!document.all && !document.addEventListener, // Opera???
// *** animationSpeed: 200,
// *** draggable: true,
margin: {left: -1, top: 2},
customBG: '#FFFFFF',
// displayCallback: displayCallback,
/* --- regular colorPicker options from this point --- */
color: extractValue(elm),
initStyle: 'display: none',
mode: ColorPicker.docCookies('colorPickerMode') || 'hsv-h',
// memoryColors: (function(colors, config) {
// return config.noAlpha ?
// colors.replace(/\,\d*\.*\d*\)/g, ',1)') : colors;
// })($.docCookies('colorPickerMemos'), config || {}),
memoryColors: ColorPicker.docCookies('colorPickerMemos' +
((config || {}).noAlpha ? 'NoAlpha' : '')),
size: ColorPicker.docCookies('colorPickerSize') || 1,
renderCallback: renderCallback,
actionCallback: actionCallback
};
for (var n in config) {
initConfig[n] = config[n];
}
return new initConfig.klass(initConfig);
},
doEventListeners = function(elm, multiple, off) {
var onOff = off ? 'removeEventListener' : 'addEventListener',
focusListener = function(e) {
var input = this,
position = window.ColorPicker.getOrigin(input),
index = multiple ? Array.prototype.indexOf.call(elms, this) : 0,
colorPicker = colorPickers[index] ||
(colorPickers[index] = createInstance(this, config)),
options = colorPicker.color.options,
colorPickerUI = colorPicker.nodes.colorPicker,
appendTo = (options.appendTo || document.body),
isStatic = /static/.test(window.getComputedStyle(appendTo).position),
atrect = isStatic ? {left: 0, top: 0} : appendTo.getBoundingClientRect(),
waitTimer = 0;
options.color = extractValue(elm); // brings color to default on reset
colorPickerUI.style.cssText =
'position: absolute;' + (!colorPickers[index].cssIsReady ? 'display: none;' : '') +
'left:' + (position.left + options.margin.left - atrect.left) + 'px;' +
'top:' + (position.top + +input.offsetHeight + options.margin.top - atrect.top) + 'px;';
if (!multiple) {
options.input = elm;
options.patch = elm; // check again???
colorPicker.setColor(extractValue(elm), undefined, undefined, true);
colorPicker.saveAsBackground();
}
colorPickers.current = colorPickers[index];
appendTo.appendChild(colorPickerUI);
waitTimer = setInterval(function() { // compensating late style on onload in colorPicker
if (colorPickers.current.cssIsReady) {
waitTimer = clearInterval(waitTimer);
colorPickerUI.style.display = 'block';
}
}, 10);
},
mousDownListener = function(e) {
var colorPicker = colorPickers.current,
colorPickerUI = (colorPicker ? colorPicker.nodes.colorPicker : undefined),
animationSpeed = colorPicker ? colorPicker.color.options.animationSpeed : 0,
isColorPicker = colorPicker && (function(elm) {
while (elm) {
if ((elm.className || '').indexOf('cp-app') !== -1) return elm;
elm = elm.parentNode;
}
return false;
})(e.target),
inputIndex = Array.prototype.indexOf.call(elms, e.target);
if (isColorPicker && Array.prototype.indexOf.call(colorPickers, isColorPicker)) {
if (e.target === colorPicker.nodes.exit) {
colorPickerUI.style.display = 'none';
document.activeElement.blur();
} else {
// ...
}
} else if (inputIndex !== -1) {
// ...
} else if (colorPickerUI) {
colorPickerUI.style.display = 'none';
}
};
elm[onOff]('focus', focusListener);
if (!colorPickers.evt || off) {
colorPickers.evt = true; // prevent new eventListener for window
window[onOff]('mousedown', mousDownListener);
}
},
// this is a way to prevent data binding on HTMLElements
colorPickers = window.jsColorPicker.colorPickers || [],
elms = document.querySelectorAll(selectors),
testColors = new window.Colors({customBG: config.customBG, allMixDetails: true});
window.jsColorPicker.colorPickers = colorPickers;
for (var n = 0, m = elms.length; n < m; n++) {
var elm = elms[n];
if (config === 'destroy') {
doEventListeners(elm, (config && config.multipleInstances), true);
if (colorPickers[n]) {
colorPickers[n].destroyAll();
}
} else {
var color = extractValue(elm);
var value = color.split('(');
testColors.setColor(color);
if (config && config.init) {
config.init(elm, testColors.colors);
}
elm.setAttribute('data-colorMode', value[1] ? value[0].substr(0, 3) : 'HEX');
doEventListeners(elm, (config && config.multipleInstances), false);
if (config && config.readOnly) {
elm.readOnly = true;
}
}
};
return window.jsColorPicker.colorPickers;
};
window.ColorPicker.docCookies = function(key, val, options) {
var encode = encodeURIComponent, decode = decodeURIComponent,
cookies, n, tmp, cache = {},
days;
if (val === undefined) { // all about reading cookies
cookies = document.cookie.split(/;\s*/) || [];
for (n = cookies.length; n--; ) {
tmp = cookies[n].split('=');
if (tmp[0]) cache[decode(tmp.shift())] = decode(tmp.join('=')); // there might be '='s in the value...
}
if (!key) return cache; // return Json for easy access to all cookies
else return cache[key]; // easy access to cookies from here
} else { // write/delete cookie
options = options || {};
if (val === '' || options.expires < 0) { // prepare deleteing the cookie
options.expires = -1;
// options.path = options.domain = options.secure = undefined; // to make shure the cookie gets deleted...
}
if (options.expires !== undefined) { // prepare date if any
days = new Date();
days.setDate(days.getDate() + options.expires);
}
document.cookie = encode(key) + '=' + encode(val) +
(days ? '; expires=' + days.toUTCString() : '') +
(options.path ? '; path=' + options.path : '') +
(options.domain ? '; domain=' + options.domain : '') +
(options.secure ? '; secure' : '');
}
};
})(this);