From 5c2eaf66d0173ce215d769b5bf3272a3d758dd52 Mon Sep 17 00:00:00 2001 From: Brian Grinstead Date: Sat, 10 Aug 2013 12:31:03 -0500 Subject: [PATCH] bump TinyColor to 0.9.16. Fixes issue #113 --- spectrum.js | 1603 ++++++++++++++++++++++++++------------------------- 1 file changed, 823 insertions(+), 780 deletions(-) diff --git a/spectrum.js b/spectrum.js index 01fe810c..d8e13990 100644 --- a/spectrum.js +++ b/spectrum.js @@ -1001,887 +1001,930 @@ }); } }; - // TinyColor v0.9.14 - // https://github.com/bgrins/TinyColor - // 2013-02-24, Brian Grinstead, MIT License - - (function(root) { - var trimLeft = /^[\s,#]+/, - trimRight = /\s+$/, - tinyCounter = 0, - math = Math, - mathRound = math.round, - mathMin = math.min, - mathMax = math.max, - mathRandom = math.random; + // TinyColor v0.9.16 + // https://github.com/bgrins/TinyColor + // 2013-08-10, Brian Grinstead, MIT License - function tinycolor (color, opts) { + (function() { - color = (color) ? color : ''; - opts = opts || { }; + var trimLeft = /^[\s,#]+/, + trimRight = /\s+$/, + tinyCounter = 0, + math = Math, + mathRound = math.round, + mathMin = math.min, + mathMax = math.max, + mathRandom = math.random; - // If input is already a tinycolor, return itself - if (typeof color == "object" && color.hasOwnProperty("_tc_id")) { - return color; - } - var rgb = inputToRGB(color); - var r = rgb.r, - g = rgb.g, - b = rgb.b, - a = rgb.a, - roundA = mathRound(100*a) / 100, - format = opts.format || rgb.format; - - // Don't let the range of [0,255] come back in [0,1]. - // Potentially lose a little bit of precision here, but will fix issues where - // .5 gets interpreted as half of the total, instead of half of 1 - // If it was supposed to be 128, this was already taken care of by `inputToRgb` - if (r < 1) { r = mathRound(r); } - if (g < 1) { g = mathRound(g); } - if (b < 1) { b = mathRound(b); } + function tinycolor (color, opts) { - return { - ok: rgb.ok, - format: format, - _tc_id: tinyCounter++, - alpha: a, - toHsv: function() { - var hsv = rgbToHsv(r, g, b); - return { h: hsv.h * 360, s: hsv.s, v: hsv.v, a: a }; - }, - toHsvString: function() { - var hsv = rgbToHsv(r, g, b); - var h = mathRound(hsv.h * 360), s = mathRound(hsv.s * 100), v = mathRound(hsv.v * 100); - return (a == 1) ? - "hsv(" + h + ", " + s + "%, " + v + "%)" : - "hsva(" + h + ", " + s + "%, " + v + "%, "+ roundA + ")"; - }, - toHsl: function() { - var hsl = rgbToHsl(r, g, b); - return { h: hsl.h * 360, s: hsl.s, l: hsl.l, a: a }; - }, - toHslString: function() { - var hsl = rgbToHsl(r, g, b); - var h = mathRound(hsl.h * 360), s = mathRound(hsl.s * 100), l = mathRound(hsl.l * 100); - return (a == 1) ? - "hsl(" + h + ", " + s + "%, " + l + "%)" : - "hsla(" + h + ", " + s + "%, " + l + "%, "+ roundA + ")"; - }, - toHex: function(allow3Char) { - return rgbToHex(r, g, b, allow3Char); - }, - toHexString: function(allow3Char) { - return '#' + rgbToHex(r, g, b, allow3Char); - }, - toRgb: function() { - return { r: mathRound(r), g: mathRound(g), b: mathRound(b), a: a }; - }, - toRgbString: function() { - return (a == 1) ? - "rgb(" + mathRound(r) + ", " + mathRound(g) + ", " + mathRound(b) + ")" : - "rgba(" + mathRound(r) + ", " + mathRound(g) + ", " + mathRound(b) + ", " + roundA + ")"; - }, - toPercentageRgb: function() { - return { r: mathRound(bound01(r, 255) * 100) + "%", g: mathRound(bound01(g, 255) * 100) + "%", b: mathRound(bound01(b, 255) * 100) + "%", a: a }; - }, - toPercentageRgbString: function() { - return (a == 1) ? - "rgb(" + mathRound(bound01(r, 255) * 100) + "%, " + mathRound(bound01(g, 255) * 100) + "%, " + mathRound(bound01(b, 255) * 100) + "%)" : - "rgba(" + mathRound(bound01(r, 255) * 100) + "%, " + mathRound(bound01(g, 255) * 100) + "%, " + mathRound(bound01(b, 255) * 100) + "%, " + roundA + ")"; - }, - toName: function() { - return hexNames[rgbToHex(r, g, b, true)] || false; - }, - toFilter: function(secondColor) { - var hex = rgbToHex(r, g, b); - var secondHex = hex; - var alphaHex = Math.round(parseFloat(a) * 255).toString(16); - var secondAlphaHex = alphaHex; - var gradientType = opts && opts.gradientType ? "GradientType = 1, " : ""; - - if (secondColor) { - var s = tinycolor(secondColor); - secondHex = s.toHex(); - secondAlphaHex = Math.round(parseFloat(s.alpha) * 255).toString(16); - } + color = (color) ? color : ''; + opts = opts || { }; - return "progid:DXImageTransform.Microsoft.gradient("+gradientType+"startColorstr=#" + pad2(alphaHex) + hex + ",endColorstr=#" + pad2(secondAlphaHex) + secondHex + ")"; - }, - toString: function(format) { - format = format || this.format; - var formattedString = false; - if (format === "rgb") { - formattedString = this.toRgbString(); - } - if (format === "prgb") { - formattedString = this.toPercentageRgbString(); - } - if (format === "hex" || format === "hex6") { - formattedString = this.toHexString(); - } - if (format === "hex3") { - formattedString = this.toHexString(true); - } - if (format === "name") { - formattedString = this.toName(); - } - if (format === "hsl") { - formattedString = this.toHslString(); - } - if (format === "hsv") { - formattedString = this.toHsvString(); - } + // If input is already a tinycolor, return itself + if (typeof color == "object" && color.hasOwnProperty("_tc_id")) { + return color; + } - return formattedString || this.toHexString(); + var rgb = inputToRGB(color); + var r = rgb.r, + g = rgb.g, + b = rgb.b, + a = rgb.a, + roundA = mathRound(100*a) / 100, + format = opts.format || rgb.format; + + // Don't let the range of [0,255] come back in [0,1]. + // Potentially lose a little bit of precision here, but will fix issues where + // .5 gets interpreted as half of the total, instead of half of 1 + // If it was supposed to be 128, this was already taken care of by `inputToRgb` + if (r < 1) { r = mathRound(r); } + if (g < 1) { g = mathRound(g); } + if (b < 1) { b = mathRound(b); } + + return { + ok: rgb.ok, + format: format, + _tc_id: tinyCounter++, + alpha: a, + getAlpha: function() { + return a; + }, + setAlpha: function(value) { + a = boundAlpha(value); + roundA = mathRound(100*a) / 100; + }, + toHsv: function() { + var hsv = rgbToHsv(r, g, b); + return { h: hsv.h * 360, s: hsv.s, v: hsv.v, a: a }; + }, + toHsvString: function() { + var hsv = rgbToHsv(r, g, b); + var h = mathRound(hsv.h * 360), s = mathRound(hsv.s * 100), v = mathRound(hsv.v * 100); + return (a == 1) ? + "hsv(" + h + ", " + s + "%, " + v + "%)" : + "hsva(" + h + ", " + s + "%, " + v + "%, "+ roundA + ")"; + }, + toHsl: function() { + var hsl = rgbToHsl(r, g, b); + return { h: hsl.h * 360, s: hsl.s, l: hsl.l, a: a }; + }, + toHslString: function() { + var hsl = rgbToHsl(r, g, b); + var h = mathRound(hsl.h * 360), s = mathRound(hsl.s * 100), l = mathRound(hsl.l * 100); + return (a == 1) ? + "hsl(" + h + ", " + s + "%, " + l + "%)" : + "hsla(" + h + ", " + s + "%, " + l + "%, "+ roundA + ")"; + }, + toHex: function(allow3Char) { + return rgbToHex(r, g, b, allow3Char); + }, + toHexString: function(allow3Char) { + return '#' + rgbToHex(r, g, b, allow3Char); + }, + toRgb: function() { + return { r: mathRound(r), g: mathRound(g), b: mathRound(b), a: a }; + }, + toRgbString: function() { + return (a == 1) ? + "rgb(" + mathRound(r) + ", " + mathRound(g) + ", " + mathRound(b) + ")" : + "rgba(" + mathRound(r) + ", " + mathRound(g) + ", " + mathRound(b) + ", " + roundA + ")"; + }, + toPercentageRgb: function() { + return { r: mathRound(bound01(r, 255) * 100) + "%", g: mathRound(bound01(g, 255) * 100) + "%", b: mathRound(bound01(b, 255) * 100) + "%", a: a }; + }, + toPercentageRgbString: function() { + return (a == 1) ? + "rgb(" + mathRound(bound01(r, 255) * 100) + "%, " + mathRound(bound01(g, 255) * 100) + "%, " + mathRound(bound01(b, 255) * 100) + "%)" : + "rgba(" + mathRound(bound01(r, 255) * 100) + "%, " + mathRound(bound01(g, 255) * 100) + "%, " + mathRound(bound01(b, 255) * 100) + "%, " + roundA + ")"; + }, + toName: function() { + if (a === 0) { + return "transparent"; } - }; - } - // If input is an object, force 1 into "1.0" to handle ratios properly - // String input requires "1.0" as input, so 1 will be treated as 1 - tinycolor.fromRatio = function(color, opts) { - if (typeof color == "object") { - var newColor = {}; - for (var i in color) { - if (color.hasOwnProperty(i)) { - if (i === "a") { - newColor[i] = color[i]; - } - else { - newColor[i] = convertToPercentage(color[i]); - } - } + return hexNames[rgbToHex(r, g, b, true)] || false; + }, + toFilter: function(secondColor) { + var hex = rgbToHex(r, g, b); + var secondHex = hex; + var alphaHex = Math.round(parseFloat(a) * 255).toString(16); + var secondAlphaHex = alphaHex; + var gradientType = opts && opts.gradientType ? "GradientType = 1, " : ""; + + if (secondColor) { + var s = tinycolor(secondColor); + secondHex = s.toHex(); + secondAlphaHex = Math.round(parseFloat(s.alpha) * 255).toString(16); } - color = newColor; - } - return tinycolor(color, opts); - }; + return "progid:DXImageTransform.Microsoft.gradient("+gradientType+"startColorstr=#" + pad2(alphaHex) + hex + ",endColorstr=#" + pad2(secondAlphaHex) + secondHex + ")"; + }, + toString: function(format) { + var formatSet = !!format; + format = format || this.format; - // Given a string or object, convert that input to RGB - // Possible string inputs: - // - // "red" - // "#f00" or "f00" - // "#ff0000" or "ff0000" - // "rgb 255 0 0" or "rgb (255, 0, 0)" - // "rgb 1.0 0 0" or "rgb (1, 0, 0)" - // "rgba (255, 0, 0, 1)" or "rgba 255, 0, 0, 1" - // "rgba (1.0, 0, 0, 1)" or "rgba 1.0, 0, 0, 1" - // "hsl(0, 100%, 50%)" or "hsl 0 100% 50%" - // "hsla(0, 100%, 50%, 1)" or "hsla 0 100% 50%, 1" - // "hsv(0, 100%, 100%)" or "hsv 0 100% 100%" - // - function inputToRGB(color) { - - var rgb = { r: 0, g: 0, b: 0 }; - var a = 1; - var ok = false; - var format = false; - - if (typeof color == "string") { - color = stringInputToObject(color); - } + var formattedString = false; + var hasAlphaAndFormatNotSet = !formatSet && a < 1 && a > 0; + var formatWithAlpha = hasAlphaAndFormatNotSet && (format === "hex" || format === "hex6" || format === "hex3" || format === "name"); - if (typeof color == "object") { - if (color.hasOwnProperty("r") && color.hasOwnProperty("g") && color.hasOwnProperty("b")) { - rgb = rgbToRgb(color.r, color.g, color.b); - ok = true; - format = String(color.r).substr(-1) === "%" ? "prgb" : "rgb"; + if (format === "rgb") { + formattedString = this.toRgbString(); + } + if (format === "prgb") { + formattedString = this.toPercentageRgbString(); } - else if (color.hasOwnProperty("h") && color.hasOwnProperty("s") && color.hasOwnProperty("v")) { - color.s = convertToPercentage(color.s); - color.v = convertToPercentage(color.v); - rgb = hsvToRgb(color.h, color.s, color.v); - ok = true; - format = "hsv"; + if (format === "hex" || format === "hex6") { + formattedString = this.toHexString(); } - else if (color.hasOwnProperty("h") && color.hasOwnProperty("s") && color.hasOwnProperty("l")) { - color.s = convertToPercentage(color.s); - color.l = convertToPercentage(color.l); - rgb = hslToRgb(color.h, color.s, color.l); - ok = true; - format = "hsl"; + if (format === "hex3") { + formattedString = this.toHexString(true); } + if (format === "name") { + formattedString = this.toName(); + } + if (format === "hsl") { + formattedString = this.toHslString(); + } + if (format === "hsv") { + formattedString = this.toHsvString(); + } + + if (formatWithAlpha) { + return this.toRgbString(); + } + + return formattedString || this.toHexString(); + } + }; + } - if (color.hasOwnProperty("a")) { - a = color.a; + // If input is an object, force 1 into "1.0" to handle ratios properly + // String input requires "1.0" as input, so 1 will be treated as 1 + tinycolor.fromRatio = function(color, opts) { + if (typeof color == "object") { + var newColor = {}; + for (var i in color) { + if (color.hasOwnProperty(i)) { + if (i === "a") { + newColor[i] = color[i]; + } + else { + newColor[i] = convertToPercentage(color[i]); + } } } + color = newColor; + } + + return tinycolor(color, opts); + }; - a = parseFloat(a); + // Given a string or object, convert that input to RGB + // Possible string inputs: + // + // "red" + // "#f00" or "f00" + // "#ff0000" or "ff0000" + // "rgb 255 0 0" or "rgb (255, 0, 0)" + // "rgb 1.0 0 0" or "rgb (1, 0, 0)" + // "rgba (255, 0, 0, 1)" or "rgba 255, 0, 0, 1" + // "rgba (1.0, 0, 0, 1)" or "rgba 1.0, 0, 0, 1" + // "hsl(0, 100%, 50%)" or "hsl 0 100% 50%" + // "hsla(0, 100%, 50%, 1)" or "hsla 0 100% 50%, 1" + // "hsv(0, 100%, 100%)" or "hsv 0 100% 100%" + // + function inputToRGB(color) { + + var rgb = { r: 0, g: 0, b: 0 }; + var a = 1; + var ok = false; + var format = false; + + if (typeof color == "string") { + color = stringInputToObject(color); + } - // Handle invalid alpha characters by setting to 1 - if (isNaN(a) || a < 0 || a > 1) { - a = 1; + if (typeof color == "object") { + if (color.hasOwnProperty("r") && color.hasOwnProperty("g") && color.hasOwnProperty("b")) { + rgb = rgbToRgb(color.r, color.g, color.b); + ok = true; + format = String(color.r).substr(-1) === "%" ? "prgb" : "rgb"; + } + else if (color.hasOwnProperty("h") && color.hasOwnProperty("s") && color.hasOwnProperty("v")) { + color.s = convertToPercentage(color.s); + color.v = convertToPercentage(color.v); + rgb = hsvToRgb(color.h, color.s, color.v); + ok = true; + format = "hsv"; + } + else if (color.hasOwnProperty("h") && color.hasOwnProperty("s") && color.hasOwnProperty("l")) { + color.s = convertToPercentage(color.s); + color.l = convertToPercentage(color.l); + rgb = hslToRgb(color.h, color.s, color.l); + ok = true; + format = "hsl"; } - return { - ok: ok, - format: color.format || format, - r: mathMin(255, mathMax(rgb.r, 0)), - g: mathMin(255, mathMax(rgb.g, 0)), - b: mathMin(255, mathMax(rgb.b, 0)), - a: a - }; + if (color.hasOwnProperty("a")) { + a = color.a; + } } + a = boundAlpha(a); + return { + ok: ok, + format: color.format || format, + r: mathMin(255, mathMax(rgb.r, 0)), + g: mathMin(255, mathMax(rgb.g, 0)), + b: mathMin(255, mathMax(rgb.b, 0)), + a: a + }; + } - // Conversion Functions - // -------------------- - // `rgbToHsl`, `rgbToHsv`, `hslToRgb`, `hsvToRgb` modified from: - // + // Conversion Functions + // -------------------- - // `rgbToRgb` - // Handle bounds / percentage checking to conform to CSS color spec - // - // *Assumes:* r, g, b in [0, 255] or [0, 1] - // *Returns:* { r, g, b } in [0, 255] - function rgbToRgb(r, g, b){ - return { - r: bound01(r, 255) * 255, - g: bound01(g, 255) * 255, - b: bound01(b, 255) * 255 - }; - } + // `rgbToHsl`, `rgbToHsv`, `hslToRgb`, `hsvToRgb` modified from: + // - // `rgbToHsl` - // Converts an RGB color value to HSL. - // *Assumes:* r, g, and b are contained in [0, 255] or [0, 1] - // *Returns:* { h, s, l } in [0,1] - function rgbToHsl(r, g, b) { + // `rgbToRgb` + // Handle bounds / percentage checking to conform to CSS color spec + // + // *Assumes:* r, g, b in [0, 255] or [0, 1] + // *Returns:* { r, g, b } in [0, 255] + function rgbToRgb(r, g, b){ + return { + r: bound01(r, 255) * 255, + g: bound01(g, 255) * 255, + b: bound01(b, 255) * 255 + }; + } - r = bound01(r, 255); - g = bound01(g, 255); - b = bound01(b, 255); + // `rgbToHsl` + // Converts an RGB color value to HSL. + // *Assumes:* r, g, and b are contained in [0, 255] or [0, 1] + // *Returns:* { h, s, l } in [0,1] + function rgbToHsl(r, g, b) { - var max = mathMax(r, g, b), min = mathMin(r, g, b); - var h, s, l = (max + min) / 2; + r = bound01(r, 255); + g = bound01(g, 255); + b = bound01(b, 255); - if(max == min) { - h = s = 0; // achromatic - } - else { - var d = max - min; - s = l > 0.5 ? d / (2 - max - min) : d / (max + min); - switch(max) { - case r: h = (g - b) / d + (g < b ? 6 : 0); break; - case g: h = (b - r) / d + 2; break; - case b: h = (r - g) / d + 4; break; - } + var max = mathMax(r, g, b), min = mathMin(r, g, b); + var h, s, l = (max + min) / 2; - h /= 6; + if(max == min) { + h = s = 0; // achromatic + } + else { + var d = max - min; + s = l > 0.5 ? d / (2 - max - min) : d / (max + min); + switch(max) { + case r: h = (g - b) / d + (g < b ? 6 : 0); break; + case g: h = (b - r) / d + 2; break; + case b: h = (r - g) / d + 4; break; } - return { h: h, s: s, l: l }; + h /= 6; } - // `hslToRgb` - // Converts an HSL color value to RGB. - // *Assumes:* h is contained in [0, 1] or [0, 360] and s and l are contained [0, 1] or [0, 100] - // *Returns:* { r, g, b } in the set [0, 255] - function hslToRgb(h, s, l) { - var r, g, b; - - h = bound01(h, 360); - s = bound01(s, 100); - l = bound01(l, 100); - - function hue2rgb(p, q, t) { - if(t < 0) t += 1; - if(t > 1) t -= 1; - if(t < 1/6) return p + (q - p) * 6 * t; - if(t < 1/2) return q; - if(t < 2/3) return p + (q - p) * (2/3 - t) * 6; - return p; - } + return { h: h, s: s, l: l }; + } - if(s === 0) { - r = g = b = l; // achromatic - } - else { - var q = l < 0.5 ? l * (1 + s) : l + s - l * s; - var p = 2 * l - q; - r = hue2rgb(p, q, h + 1/3); - g = hue2rgb(p, q, h); - b = hue2rgb(p, q, h - 1/3); - } + // `hslToRgb` + // Converts an HSL color value to RGB. + // *Assumes:* h is contained in [0, 1] or [0, 360] and s and l are contained [0, 1] or [0, 100] + // *Returns:* { r, g, b } in the set [0, 255] + function hslToRgb(h, s, l) { + var r, g, b; + + h = bound01(h, 360); + s = bound01(s, 100); + l = bound01(l, 100); + + function hue2rgb(p, q, t) { + if(t < 0) t += 1; + if(t > 1) t -= 1; + if(t < 1/6) return p + (q - p) * 6 * t; + if(t < 1/2) return q; + if(t < 2/3) return p + (q - p) * (2/3 - t) * 6; + return p; + } - return { r: r * 255, g: g * 255, b: b * 255 }; + if(s === 0) { + r = g = b = l; // achromatic + } + else { + var q = l < 0.5 ? l * (1 + s) : l + s - l * s; + var p = 2 * l - q; + r = hue2rgb(p, q, h + 1/3); + g = hue2rgb(p, q, h); + b = hue2rgb(p, q, h - 1/3); } - // `rgbToHsv` - // Converts an RGB color value to HSV - // *Assumes:* r, g, and b are contained in the set [0, 255] or [0, 1] - // *Returns:* { h, s, v } in [0,1] - function rgbToHsv(r, g, b) { + return { r: r * 255, g: g * 255, b: b * 255 }; + } - r = bound01(r, 255); - g = bound01(g, 255); - b = bound01(b, 255); + // `rgbToHsv` + // Converts an RGB color value to HSV + // *Assumes:* r, g, and b are contained in the set [0, 255] or [0, 1] + // *Returns:* { h, s, v } in [0,1] + function rgbToHsv(r, g, b) { - var max = mathMax(r, g, b), min = mathMin(r, g, b); - var h, s, v = max; + r = bound01(r, 255); + g = bound01(g, 255); + b = bound01(b, 255); - var d = max - min; - s = max === 0 ? 0 : d / max; + var max = mathMax(r, g, b), min = mathMin(r, g, b); + var h, s, v = max; - if(max == min) { - h = 0; // achromatic - } - else { - switch(max) { - case r: h = (g - b) / d + (g < b ? 6 : 0); break; - case g: h = (b - r) / d + 2; break; - case b: h = (r - g) / d + 4; break; - } - h /= 6; - } - return { h: h, s: s, v: v }; - } - - // `hsvToRgb` - // Converts an HSV color value to RGB. - // *Assumes:* h is contained in [0, 1] or [0, 360] and s and v are contained in [0, 1] or [0, 100] - // *Returns:* { r, g, b } in the set [0, 255] - function hsvToRgb(h, s, v) { - - h = bound01(h, 360) * 6; - s = bound01(s, 100); - v = bound01(v, 100); - - var i = math.floor(h), - f = h - i, - p = v * (1 - s), - q = v * (1 - f * s), - t = v * (1 - (1 - f) * s), - mod = i % 6, - r = [v, q, p, p, t, v][mod], - g = [t, v, v, q, p, p][mod], - b = [p, p, t, v, v, q][mod]; - - return { r: r * 255, g: g * 255, b: b * 255 }; - } - - // `rgbToHex` - // Converts an RGB color to hex - // Assumes r, g, and b are contained in the set [0, 255] - // Returns a 3 or 6 character hex - function rgbToHex(r, g, b, allow3Char) { - - var hex = [ - pad2(mathRound(r).toString(16)), - pad2(mathRound(g).toString(16)), - pad2(mathRound(b).toString(16)) - ]; - - // Return a 3 character hex if possible - if (allow3Char && hex[0].charAt(0) == hex[0].charAt(1) && hex[1].charAt(0) == hex[1].charAt(1) && hex[2].charAt(0) == hex[2].charAt(1)) { - return hex[0].charAt(0) + hex[1].charAt(0) + hex[2].charAt(0); + var d = max - min; + s = max === 0 ? 0 : d / max; + + if(max == min) { + h = 0; // achromatic + } + else { + switch(max) { + case r: h = (g - b) / d + (g < b ? 6 : 0); break; + case g: h = (b - r) / d + 2; break; + case b: h = (r - g) / d + 4; break; } + h /= 6; + } + return { h: h, s: s, v: v }; + } + + // `hsvToRgb` + // Converts an HSV color value to RGB. + // *Assumes:* h is contained in [0, 1] or [0, 360] and s and v are contained in [0, 1] or [0, 100] + // *Returns:* { r, g, b } in the set [0, 255] + function hsvToRgb(h, s, v) { + + h = bound01(h, 360) * 6; + s = bound01(s, 100); + v = bound01(v, 100); + + var i = math.floor(h), + f = h - i, + p = v * (1 - s), + q = v * (1 - f * s), + t = v * (1 - (1 - f) * s), + mod = i % 6, + r = [v, q, p, p, t, v][mod], + g = [t, v, v, q, p, p][mod], + b = [p, p, t, v, v, q][mod]; + + return { r: r * 255, g: g * 255, b: b * 255 }; + } - return hex.join(""); + // `rgbToHex` + // Converts an RGB color to hex + // Assumes r, g, and b are contained in the set [0, 255] + // Returns a 3 or 6 character hex + function rgbToHex(r, g, b, allow3Char) { + + var hex = [ + pad2(mathRound(r).toString(16)), + pad2(mathRound(g).toString(16)), + pad2(mathRound(b).toString(16)) + ]; + + // Return a 3 character hex if possible + if (allow3Char && hex[0].charAt(0) == hex[0].charAt(1) && hex[1].charAt(0) == hex[1].charAt(1) && hex[2].charAt(0) == hex[2].charAt(1)) { + return hex[0].charAt(0) + hex[1].charAt(0) + hex[2].charAt(0); } - // `equals` - // Can be called with any tinycolor input - tinycolor.equals = function (color1, color2) { - if (!color1 || !color2) { return false; } - return tinycolor(color1).toRgbString() == tinycolor(color2).toRgbString(); - }; - tinycolor.random = function() { - return tinycolor.fromRatio({ - r: mathRandom(), - g: mathRandom(), - b: mathRandom() - }); - }; + return hex.join(""); + } + // `equals` + // Can be called with any tinycolor input + tinycolor.equals = function (color1, color2) { + if (!color1 || !color2) { return false; } + return tinycolor(color1).toRgbString() == tinycolor(color2).toRgbString(); + }; + tinycolor.random = function() { + return tinycolor.fromRatio({ + r: mathRandom(), + g: mathRandom(), + b: mathRandom() + }); + }; - // Modification Functions - // ---------------------- - // Thanks to less.js for some of the basics here - // + // Modification Functions + // ---------------------- + // Thanks to less.js for some of the basics here + // - tinycolor.desaturate = function (color, amount) { - var hsl = tinycolor(color).toHsl(); - hsl.s -= ((amount || 10) / 100); - hsl.s = clamp01(hsl.s); - return tinycolor(hsl); - }; - tinycolor.saturate = function (color, amount) { - var hsl = tinycolor(color).toHsl(); - hsl.s += ((amount || 10) / 100); - hsl.s = clamp01(hsl.s); - return tinycolor(hsl); - }; - tinycolor.greyscale = function(color) { - return tinycolor.desaturate(color, 100); - }; - tinycolor.lighten = function(color, amount) { - var hsl = tinycolor(color).toHsl(); - hsl.l += ((amount || 10) / 100); - hsl.l = clamp01(hsl.l); - return tinycolor(hsl); - }; - tinycolor.darken = function (color, amount) { - var hsl = tinycolor(color).toHsl(); - hsl.l -= ((amount || 10) / 100); - hsl.l = clamp01(hsl.l); - return tinycolor(hsl); - }; - tinycolor.complement = function(color) { - var hsl = tinycolor(color).toHsl(); - hsl.h = (hsl.h + 180) % 360; - return tinycolor(hsl); - }; + tinycolor.desaturate = function (color, amount) { + amount = (amount === 0) ? 0 : (amount || 10); + var hsl = tinycolor(color).toHsl(); + hsl.s -= amount / 100; + hsl.s = clamp01(hsl.s); + return tinycolor(hsl); + }; + tinycolor.saturate = function (color, amount) { + amount = (amount === 0) ? 0 : (amount || 10); + var hsl = tinycolor(color).toHsl(); + hsl.s += amount / 100; + hsl.s = clamp01(hsl.s); + return tinycolor(hsl); + }; + tinycolor.greyscale = function(color) { + return tinycolor.desaturate(color, 100); + }; + tinycolor.lighten = function(color, amount) { + amount = (amount === 0) ? 0 : (amount || 10); + var hsl = tinycolor(color).toHsl(); + hsl.l += amount / 100; + hsl.l = clamp01(hsl.l); + return tinycolor(hsl); + }; + tinycolor.darken = function (color, amount) { + amount = (amount === 0) ? 0 : (amount || 10); + var hsl = tinycolor(color).toHsl(); + hsl.l -= amount / 100; + hsl.l = clamp01(hsl.l); + return tinycolor(hsl); + }; + tinycolor.complement = function(color) { + var hsl = tinycolor(color).toHsl(); + hsl.h = (hsl.h + 180) % 360; + return tinycolor(hsl); + }; - // Combination Functions - // --------------------- - // Thanks to jQuery xColor for some of the ideas behind these - // + // Combination Functions + // --------------------- + // Thanks to jQuery xColor for some of the ideas behind these + // - tinycolor.triad = function(color) { - var hsl = tinycolor(color).toHsl(); - var h = hsl.h; - return [ - tinycolor(color), - tinycolor({ h: (h + 120) % 360, s: hsl.s, l: hsl.l }), - tinycolor({ h: (h + 240) % 360, s: hsl.s, l: hsl.l }) - ]; - }; - tinycolor.tetrad = function(color) { - var hsl = tinycolor(color).toHsl(); - var h = hsl.h; - return [ - tinycolor(color), - tinycolor({ h: (h + 90) % 360, s: hsl.s, l: hsl.l }), - tinycolor({ h: (h + 180) % 360, s: hsl.s, l: hsl.l }), - tinycolor({ h: (h + 270) % 360, s: hsl.s, l: hsl.l }) - ]; - }; - tinycolor.splitcomplement = function(color) { - var hsl = tinycolor(color).toHsl(); - var h = hsl.h; - return [ - tinycolor(color), - tinycolor({ h: (h + 72) % 360, s: hsl.s, l: hsl.l}), - tinycolor({ h: (h + 216) % 360, s: hsl.s, l: hsl.l}) - ]; - }; - tinycolor.analogous = function(color, results, slices) { - results = results || 6; - slices = slices || 30; + tinycolor.triad = function(color) { + var hsl = tinycolor(color).toHsl(); + var h = hsl.h; + return [ + tinycolor(color), + tinycolor({ h: (h + 120) % 360, s: hsl.s, l: hsl.l }), + tinycolor({ h: (h + 240) % 360, s: hsl.s, l: hsl.l }) + ]; + }; + tinycolor.tetrad = function(color) { + var hsl = tinycolor(color).toHsl(); + var h = hsl.h; + return [ + tinycolor(color), + tinycolor({ h: (h + 90) % 360, s: hsl.s, l: hsl.l }), + tinycolor({ h: (h + 180) % 360, s: hsl.s, l: hsl.l }), + tinycolor({ h: (h + 270) % 360, s: hsl.s, l: hsl.l }) + ]; + }; + tinycolor.splitcomplement = function(color) { + var hsl = tinycolor(color).toHsl(); + var h = hsl.h; + return [ + tinycolor(color), + tinycolor({ h: (h + 72) % 360, s: hsl.s, l: hsl.l}), + tinycolor({ h: (h + 216) % 360, s: hsl.s, l: hsl.l}) + ]; + }; + tinycolor.analogous = function(color, results, slices) { + results = results || 6; + slices = slices || 30; - var hsl = tinycolor(color).toHsl(); - var part = 360 / slices; - var ret = [tinycolor(color)]; + var hsl = tinycolor(color).toHsl(); + var part = 360 / slices; + var ret = [tinycolor(color)]; - for (hsl.h = ((hsl.h - (part * results >> 1)) + 720) % 360; --results; ) { - hsl.h = (hsl.h + part) % 360; - ret.push(tinycolor(hsl)); - } - return ret; - }; - tinycolor.monochromatic = function(color, results) { - results = results || 6; - var hsv = tinycolor(color).toHsv(); - var h = hsv.h, s = hsv.s, v = hsv.v; - var ret = []; - var modification = 1 / results; - - while (results--) { - ret.push(tinycolor({ h: h, s: s, v: v})); - v = (v + modification) % 1; - } + for (hsl.h = ((hsl.h - (part * results >> 1)) + 720) % 360; --results; ) { + hsl.h = (hsl.h + part) % 360; + ret.push(tinycolor(hsl)); + } + return ret; + }; + tinycolor.monochromatic = function(color, results) { + results = results || 6; + var hsv = tinycolor(color).toHsv(); + var h = hsv.h, s = hsv.s, v = hsv.v; + var ret = []; + var modification = 1 / results; + + while (results--) { + ret.push(tinycolor({ h: h, s: s, v: v})); + v = (v + modification) % 1; + } - return ret; - }; + return ret; + }; - // Readability Functions - // --------------------- - // - - // `readability` - // Analyze the 2 colors and returns an object with the following properties: - // `brightness`: difference in brightness between the two colors - // `color`: difference in color/hue between the two colors - tinycolor.readability = function(color1, color2) { - var a = tinycolor(color1).toRgb(); - var b = tinycolor(color2).toRgb(); - var brightnessA = (a.r * 299 + a.g * 587 + a.b * 114) / 1000; - var brightnessB = (b.r * 299 + b.g * 587 + b.b * 114) / 1000; - var colorDiff = ( - Math.max(a.r, b.r) - Math.min(a.r, b.r) + - Math.max(a.g, b.g) - Math.min(a.g, b.g) + - Math.max(a.b, b.b) - Math.min(a.b, b.b) - ); - return { - brightness: Math.abs(brightnessA - brightnessB), - color: colorDiff - }; + // Readability Functions + // --------------------- + // + + // `readability` + // Analyze the 2 colors and returns an object with the following properties: + // `brightness`: difference in brightness between the two colors + // `color`: difference in color/hue between the two colors + tinycolor.readability = function(color1, color2) { + var a = tinycolor(color1).toRgb(); + var b = tinycolor(color2).toRgb(); + var brightnessA = (a.r * 299 + a.g * 587 + a.b * 114) / 1000; + var brightnessB = (b.r * 299 + b.g * 587 + b.b * 114) / 1000; + var colorDiff = ( + Math.max(a.r, b.r) - Math.min(a.r, b.r) + + Math.max(a.g, b.g) - Math.min(a.g, b.g) + + Math.max(a.b, b.b) - Math.min(a.b, b.b) + ); + + return { + brightness: Math.abs(brightnessA - brightnessB), + color: colorDiff }; + }; - // `readable` - // http://www.w3.org/TR/AERT#color-contrast - // Ensure that foreground and background color combinations provide sufficient contrast. - // *Example* - // tinycolor.readable("#000", "#111") => false - tinycolor.readable = function(color1, color2) { - var readability = tinycolor.readability(color1, color2); - return readability.brightness > 125 && readability.color > 500; - }; + // `readable` + // http://www.w3.org/TR/AERT#color-contrast + // Ensure that foreground and background color combinations provide sufficient contrast. + // *Example* + // tinycolor.readable("#000", "#111") => false + tinycolor.readable = function(color1, color2) { + var readability = tinycolor.readability(color1, color2); + return readability.brightness > 125 && readability.color > 500; + }; - // `mostReadable` - // Given a base color and a list of possible foreground or background - // colors for that base, returns the most readable color. - // *Example* - // tinycolor.mostReadable("#123", ["#fff", "#000"]) => "#000" - tinycolor.mostReadable = function(baseColor, colorList) { - var bestColor = null; - var bestScore = 0; - var bestIsReadable = false; - for (var i=0; i < colorList.length; i++) { - - // We normalize both around the "acceptable" breaking point, - // but rank brightness constrast higher than hue. - - var readability = tinycolor.readability(baseColor, colorList[i]); - var readable = readability.brightness > 125 && readability.color > 500; - var score = 3 * (readability.brightness / 125) + (readability.color / 500); - - if ((readable && ! bestIsReadable) || - (readable && bestIsReadable && score > bestScore) || - ((! readable) && (! bestIsReadable) && score > bestScore)) { - bestIsReadable = readable; - bestScore = score; - bestColor = tinycolor(colorList[i]); - } + // `mostReadable` + // Given a base color and a list of possible foreground or background + // colors for that base, returns the most readable color. + // *Example* + // tinycolor.mostReadable("#123", ["#fff", "#000"]) => "#000" + tinycolor.mostReadable = function(baseColor, colorList) { + var bestColor = null; + var bestScore = 0; + var bestIsReadable = false; + for (var i=0; i < colorList.length; i++) { + + // We normalize both around the "acceptable" breaking point, + // but rank brightness constrast higher than hue. + + var readability = tinycolor.readability(baseColor, colorList[i]); + var readable = readability.brightness > 125 && readability.color > 500; + var score = 3 * (readability.brightness / 125) + (readability.color / 500); + + if ((readable && ! bestIsReadable) || + (readable && bestIsReadable && score > bestScore) || + ((! readable) && (! bestIsReadable) && score > bestScore)) { + bestIsReadable = readable; + bestScore = score; + bestColor = tinycolor(colorList[i]); } - return bestColor; - }; + } + return bestColor; + }; - // Big List of Colors - // ------------------ - // - var names = tinycolor.names = { - aliceblue: "f0f8ff", - antiquewhite: "faebd7", - aqua: "0ff", - aquamarine: "7fffd4", - azure: "f0ffff", - beige: "f5f5dc", - bisque: "ffe4c4", - black: "000", - blanchedalmond: "ffebcd", - blue: "00f", - blueviolet: "8a2be2", - brown: "a52a2a", - burlywood: "deb887", - burntsienna: "ea7e5d", - cadetblue: "5f9ea0", - chartreuse: "7fff00", - chocolate: "d2691e", - coral: "ff7f50", - cornflowerblue: "6495ed", - cornsilk: "fff8dc", - crimson: "dc143c", - cyan: "0ff", - darkblue: "00008b", - darkcyan: "008b8b", - darkgoldenrod: "b8860b", - darkgray: "a9a9a9", - darkgreen: "006400", - darkgrey: "a9a9a9", - darkkhaki: "bdb76b", - darkmagenta: "8b008b", - darkolivegreen: "556b2f", - darkorange: "ff8c00", - darkorchid: "9932cc", - darkred: "8b0000", - darksalmon: "e9967a", - darkseagreen: "8fbc8f", - darkslateblue: "483d8b", - darkslategray: "2f4f4f", - darkslategrey: "2f4f4f", - darkturquoise: "00ced1", - darkviolet: "9400d3", - deeppink: "ff1493", - deepskyblue: "00bfff", - dimgray: "696969", - dimgrey: "696969", - dodgerblue: "1e90ff", - firebrick: "b22222", - floralwhite: "fffaf0", - forestgreen: "228b22", - fuchsia: "f0f", - gainsboro: "dcdcdc", - ghostwhite: "f8f8ff", - gold: "ffd700", - goldenrod: "daa520", - gray: "808080", - green: "008000", - greenyellow: "adff2f", - grey: "808080", - honeydew: "f0fff0", - hotpink: "ff69b4", - indianred: "cd5c5c", - indigo: "4b0082", - ivory: "fffff0", - khaki: "f0e68c", - lavender: "e6e6fa", - lavenderblush: "fff0f5", - lawngreen: "7cfc00", - lemonchiffon: "fffacd", - lightblue: "add8e6", - lightcoral: "f08080", - lightcyan: "e0ffff", - lightgoldenrodyellow: "fafad2", - lightgray: "d3d3d3", - lightgreen: "90ee90", - lightgrey: "d3d3d3", - lightpink: "ffb6c1", - lightsalmon: "ffa07a", - lightseagreen: "20b2aa", - lightskyblue: "87cefa", - lightslategray: "789", - lightslategrey: "789", - lightsteelblue: "b0c4de", - lightyellow: "ffffe0", - lime: "0f0", - limegreen: "32cd32", - linen: "faf0e6", - magenta: "f0f", - maroon: "800000", - mediumaquamarine: "66cdaa", - mediumblue: "0000cd", - mediumorchid: "ba55d3", - mediumpurple: "9370db", - mediumseagreen: "3cb371", - mediumslateblue: "7b68ee", - mediumspringgreen: "00fa9a", - mediumturquoise: "48d1cc", - mediumvioletred: "c71585", - midnightblue: "191970", - mintcream: "f5fffa", - mistyrose: "ffe4e1", - moccasin: "ffe4b5", - navajowhite: "ffdead", - navy: "000080", - oldlace: "fdf5e6", - olive: "808000", - olivedrab: "6b8e23", - orange: "ffa500", - orangered: "ff4500", - orchid: "da70d6", - palegoldenrod: "eee8aa", - palegreen: "98fb98", - paleturquoise: "afeeee", - palevioletred: "db7093", - papayawhip: "ffefd5", - peachpuff: "ffdab9", - peru: "cd853f", - pink: "ffc0cb", - plum: "dda0dd", - powderblue: "b0e0e6", - purple: "800080", - red: "f00", - rosybrown: "bc8f8f", - royalblue: "4169e1", - saddlebrown: "8b4513", - salmon: "fa8072", - sandybrown: "f4a460", - seagreen: "2e8b57", - seashell: "fff5ee", - sienna: "a0522d", - silver: "c0c0c0", - skyblue: "87ceeb", - slateblue: "6a5acd", - slategray: "708090", - slategrey: "708090", - snow: "fffafa", - springgreen: "00ff7f", - steelblue: "4682b4", - tan: "d2b48c", - teal: "008080", - thistle: "d8bfd8", - tomato: "ff6347", - turquoise: "40e0d0", - violet: "ee82ee", - wheat: "f5deb3", - white: "fff", - whitesmoke: "f5f5f5", - yellow: "ff0", - yellowgreen: "9acd32" - }; + // Big List of Colors + // ------------------ + // + var names = tinycolor.names = { + aliceblue: "f0f8ff", + antiquewhite: "faebd7", + aqua: "0ff", + aquamarine: "7fffd4", + azure: "f0ffff", + beige: "f5f5dc", + bisque: "ffe4c4", + black: "000", + blanchedalmond: "ffebcd", + blue: "00f", + blueviolet: "8a2be2", + brown: "a52a2a", + burlywood: "deb887", + burntsienna: "ea7e5d", + cadetblue: "5f9ea0", + chartreuse: "7fff00", + chocolate: "d2691e", + coral: "ff7f50", + cornflowerblue: "6495ed", + cornsilk: "fff8dc", + crimson: "dc143c", + cyan: "0ff", + darkblue: "00008b", + darkcyan: "008b8b", + darkgoldenrod: "b8860b", + darkgray: "a9a9a9", + darkgreen: "006400", + darkgrey: "a9a9a9", + darkkhaki: "bdb76b", + darkmagenta: "8b008b", + darkolivegreen: "556b2f", + darkorange: "ff8c00", + darkorchid: "9932cc", + darkred: "8b0000", + darksalmon: "e9967a", + darkseagreen: "8fbc8f", + darkslateblue: "483d8b", + darkslategray: "2f4f4f", + darkslategrey: "2f4f4f", + darkturquoise: "00ced1", + darkviolet: "9400d3", + deeppink: "ff1493", + deepskyblue: "00bfff", + dimgray: "696969", + dimgrey: "696969", + dodgerblue: "1e90ff", + firebrick: "b22222", + floralwhite: "fffaf0", + forestgreen: "228b22", + fuchsia: "f0f", + gainsboro: "dcdcdc", + ghostwhite: "f8f8ff", + gold: "ffd700", + goldenrod: "daa520", + gray: "808080", + green: "008000", + greenyellow: "adff2f", + grey: "808080", + honeydew: "f0fff0", + hotpink: "ff69b4", + indianred: "cd5c5c", + indigo: "4b0082", + ivory: "fffff0", + khaki: "f0e68c", + lavender: "e6e6fa", + lavenderblush: "fff0f5", + lawngreen: "7cfc00", + lemonchiffon: "fffacd", + lightblue: "add8e6", + lightcoral: "f08080", + lightcyan: "e0ffff", + lightgoldenrodyellow: "fafad2", + lightgray: "d3d3d3", + lightgreen: "90ee90", + lightgrey: "d3d3d3", + lightpink: "ffb6c1", + lightsalmon: "ffa07a", + lightseagreen: "20b2aa", + lightskyblue: "87cefa", + lightslategray: "789", + lightslategrey: "789", + lightsteelblue: "b0c4de", + lightyellow: "ffffe0", + lime: "0f0", + limegreen: "32cd32", + linen: "faf0e6", + magenta: "f0f", + maroon: "800000", + mediumaquamarine: "66cdaa", + mediumblue: "0000cd", + mediumorchid: "ba55d3", + mediumpurple: "9370db", + mediumseagreen: "3cb371", + mediumslateblue: "7b68ee", + mediumspringgreen: "00fa9a", + mediumturquoise: "48d1cc", + mediumvioletred: "c71585", + midnightblue: "191970", + mintcream: "f5fffa", + mistyrose: "ffe4e1", + moccasin: "ffe4b5", + navajowhite: "ffdead", + navy: "000080", + oldlace: "fdf5e6", + olive: "808000", + olivedrab: "6b8e23", + orange: "ffa500", + orangered: "ff4500", + orchid: "da70d6", + palegoldenrod: "eee8aa", + palegreen: "98fb98", + paleturquoise: "afeeee", + palevioletred: "db7093", + papayawhip: "ffefd5", + peachpuff: "ffdab9", + peru: "cd853f", + pink: "ffc0cb", + plum: "dda0dd", + powderblue: "b0e0e6", + purple: "800080", + red: "f00", + rosybrown: "bc8f8f", + royalblue: "4169e1", + saddlebrown: "8b4513", + salmon: "fa8072", + sandybrown: "f4a460", + seagreen: "2e8b57", + seashell: "fff5ee", + sienna: "a0522d", + silver: "c0c0c0", + skyblue: "87ceeb", + slateblue: "6a5acd", + slategray: "708090", + slategrey: "708090", + snow: "fffafa", + springgreen: "00ff7f", + steelblue: "4682b4", + tan: "d2b48c", + teal: "008080", + thistle: "d8bfd8", + tomato: "ff6347", + turquoise: "40e0d0", + violet: "ee82ee", + wheat: "f5deb3", + white: "fff", + whitesmoke: "f5f5f5", + yellow: "ff0", + yellowgreen: "9acd32" + }; - // Make it easy to access colors via `hexNames[hex]` - var hexNames = tinycolor.hexNames = flip(names); + // Make it easy to access colors via `hexNames[hex]` + var hexNames = tinycolor.hexNames = flip(names); - // Utilities - // --------- + // Utilities + // --------- - // `{ 'name1': 'val1' }` becomes `{ 'val1': 'name1' }` - function flip(o) { - var flipped = { }; - for (var i in o) { - if (o.hasOwnProperty(i)) { - flipped[o[i]] = i; - } + // `{ 'name1': 'val1' }` becomes `{ 'val1': 'name1' }` + function flip(o) { + var flipped = { }; + for (var i in o) { + if (o.hasOwnProperty(i)) { + flipped[o[i]] = i; } - return flipped; } + return flipped; + } - // Take input from [0, n] and return it as [0, 1] - function bound01(n, max) { - if (isOnePointZero(n)) { n = "100%"; } + // Return a valid alpha value [0,1] with all invalid values being set to 1 + function boundAlpha(a) { + a = parseFloat(a); - var processPercent = isPercentage(n); - n = mathMin(max, mathMax(0, parseFloat(n))); + if (isNaN(a) || a < 0 || a > 1) { + a = 1; + } - // Automatically convert percentage into number - if (processPercent) { - n = parseInt(n * max, 10) / 100; - } + return a; + } - // Handle floating point rounding errors - if ((math.abs(n - max) < 0.000001)) { - return 1; - } + // Take input from [0, n] and return it as [0, 1] + function bound01(n, max) { + if (isOnePointZero(n)) { n = "100%"; } - // Convert into [0, 1] range if it isn't already - return (n % max) / parseFloat(max); - } + var processPercent = isPercentage(n); + n = mathMin(max, mathMax(0, parseFloat(n))); - // Force a number between 0 and 1 - function clamp01(val) { - return mathMin(1, mathMax(0, val)); + // Automatically convert percentage into number + if (processPercent) { + n = parseInt(n * max, 10) / 100; } - // Parse an integer into hex - function parseHex(val) { - return parseInt(val, 16); + // Handle floating point rounding errors + if ((math.abs(n - max) < 0.000001)) { + return 1; } - // Need to handle 1.0 as 100%, since once it is a number, there is no difference between it and 1 - // - function isOnePointZero(n) { - return typeof n == "string" && n.indexOf('.') != -1 && parseFloat(n) === 1; - } + // Convert into [0, 1] range if it isn't already + return (n % max) / parseFloat(max); + } - // Check to see if string passed in is a percentage - function isPercentage(n) { - return typeof n === "string" && n.indexOf('%') != -1; - } + // Force a number between 0 and 1 + function clamp01(val) { + return mathMin(1, mathMax(0, val)); + } - // Force a hex value to have 2 characters - function pad2(c) { - return c.length == 1 ? '0' + c : '' + c; - } + // Parse an integer into hex + function parseHex(val) { + return parseInt(val, 16); + } - // Replace a decimal with it's percentage value - function convertToPercentage(n) { - if (n <= 1) { - n = (n * 100) + "%"; - } + // Need to handle 1.0 as 100%, since once it is a number, there is no difference between it and 1 + // + function isOnePointZero(n) { + return typeof n == "string" && n.indexOf('.') != -1 && parseFloat(n) === 1; + } + + // Check to see if string passed in is a percentage + function isPercentage(n) { + return typeof n === "string" && n.indexOf('%') != -1; + } - return n; + // Force a hex value to have 2 characters + function pad2(c) { + return c.length == 1 ? '0' + c : '' + c; + } + + // Replace a decimal with it's percentage value + function convertToPercentage(n) { + if (n <= 1) { + n = (n * 100) + "%"; } - var matchers = (function() { + return n; + } + + var matchers = (function() { + + // + var CSS_INTEGER = "[-\\+]?\\d+%?"; + + // + var CSS_NUMBER = "[-\\+]?\\d*\\.\\d+%?"; - // - var CSS_INTEGER = "[-\\+]?\\d+%?"; + // Allow positive/negative integer/number. Don't capture the either/or, just the entire outcome. + var CSS_UNIT = "(?:" + CSS_NUMBER + ")|(?:" + CSS_INTEGER + ")"; - // - var CSS_NUMBER = "[-\\+]?\\d*\\.\\d+%?"; + // Actual matching. + // Parentheses and commas are optional, but not required. + // Whitespace can take the place of commas or opening paren + var PERMISSIVE_MATCH3 = "[\\s|\\(]+(" + CSS_UNIT + ")[,|\\s]+(" + CSS_UNIT + ")[,|\\s]+(" + CSS_UNIT + ")\\s*\\)?"; + var PERMISSIVE_MATCH4 = "[\\s|\\(]+(" + CSS_UNIT + ")[,|\\s]+(" + CSS_UNIT + ")[,|\\s]+(" + CSS_UNIT + ")[,|\\s]+(" + CSS_UNIT + ")\\s*\\)?"; - // Allow positive/negative integer/number. Don't capture the either/or, just the entire outcome. - var CSS_UNIT = "(?:" + CSS_NUMBER + ")|(?:" + CSS_INTEGER + ")"; + return { + rgb: new RegExp("rgb" + PERMISSIVE_MATCH3), + rgba: new RegExp("rgba" + PERMISSIVE_MATCH4), + hsl: new RegExp("hsl" + PERMISSIVE_MATCH3), + hsla: new RegExp("hsla" + PERMISSIVE_MATCH4), + hsv: new RegExp("hsv" + PERMISSIVE_MATCH3), + hex3: /^([0-9a-fA-F]{1})([0-9a-fA-F]{1})([0-9a-fA-F]{1})$/, + hex6: /^([0-9a-fA-F]{2})([0-9a-fA-F]{2})([0-9a-fA-F]{2})$/ + }; + })(); + + // `stringInputToObject` + // Permissive string parsing. Take in a number of formats, and output an object + // based on detected format. Returns `{ r, g, b }` or `{ h, s, l }` or `{ h, s, v}` + function stringInputToObject(color) { - // Actual matching. - // Parentheses and commas are optional, but not required. - // Whitespace can take the place of commas or opening paren - var PERMISSIVE_MATCH3 = "[\\s|\\(]+(" + CSS_UNIT + ")[,|\\s]+(" + CSS_UNIT + ")[,|\\s]+(" + CSS_UNIT + ")\\s*\\)?"; - var PERMISSIVE_MATCH4 = "[\\s|\\(]+(" + CSS_UNIT + ")[,|\\s]+(" + CSS_UNIT + ")[,|\\s]+(" + CSS_UNIT + ")[,|\\s]+(" + CSS_UNIT + ")\\s*\\)?"; + color = color.replace(trimLeft,'').replace(trimRight, '').toLowerCase(); + var named = false; + if (names[color]) { + color = names[color]; + named = true; + } + else if (color == 'transparent') { + return { r: 0, g: 0, b: 0, a: 0, format: "name" }; + } + // Try to match string input using regular expressions. + // Keep most of the number bounding out of this function - don't worry about [0,1] or [0,100] or [0,360] + // Just return an object and let the conversion functions handle that. + // This way the result will be the same whether the tinycolor is initialized with string or object. + var match; + if ((match = matchers.rgb.exec(color))) { + return { r: match[1], g: match[2], b: match[3] }; + } + if ((match = matchers.rgba.exec(color))) { + return { r: match[1], g: match[2], b: match[3], a: match[4] }; + } + if ((match = matchers.hsl.exec(color))) { + return { h: match[1], s: match[2], l: match[3] }; + } + if ((match = matchers.hsla.exec(color))) { + return { h: match[1], s: match[2], l: match[3], a: match[4] }; + } + if ((match = matchers.hsv.exec(color))) { + return { h: match[1], s: match[2], v: match[3] }; + } + if ((match = matchers.hex6.exec(color))) { return { - rgb: new RegExp("rgb" + PERMISSIVE_MATCH3), - rgba: new RegExp("rgba" + PERMISSIVE_MATCH4), - hsl: new RegExp("hsl" + PERMISSIVE_MATCH3), - hsla: new RegExp("hsla" + PERMISSIVE_MATCH4), - hsv: new RegExp("hsv" + PERMISSIVE_MATCH3), - hex3: /^([0-9a-fA-F]{1})([0-9a-fA-F]{1})([0-9a-fA-F]{1})$/, - hex6: /^([0-9a-fA-F]{2})([0-9a-fA-F]{2})([0-9a-fA-F]{2})$/ + r: parseHex(match[1]), + g: parseHex(match[2]), + b: parseHex(match[3]), + format: named ? "name" : "hex" }; - })(); - - // `stringInputToObject` - // Permissive string parsing. Take in a number of formats, and output an object - // based on detected format. Returns `{ r, g, b }` or `{ h, s, l }` or `{ h, s, v}` - function stringInputToObject(color) { - - color = color.replace(trimLeft,'').replace(trimRight, '').toLowerCase(); - var named = false; - if (names[color]) { - color = names[color]; - named = true; - } - else if (color == 'transparent') { - return { r: 0, g: 0, b: 0, a: 0 }; - } + } + if ((match = matchers.hex3.exec(color))) { + return { + r: parseHex(match[1] + '' + match[1]), + g: parseHex(match[2] + '' + match[2]), + b: parseHex(match[3] + '' + match[3]), + format: named ? "name" : "hex" + }; + } - // Try to match string input using regular expressions. - // Keep most of the number bounding out of this function - don't worry about [0,1] or [0,100] or [0,360] - // Just return an object and let the conversion functions handle that. - // This way the result will be the same whether the tinycolor is initialized with string or object. - var match; - if ((match = matchers.rgb.exec(color))) { - return { r: match[1], g: match[2], b: match[3] }; - } - if ((match = matchers.rgba.exec(color))) { - return { r: match[1], g: match[2], b: match[3], a: match[4] }; - } - if ((match = matchers.hsl.exec(color))) { - return { h: match[1], s: match[2], l: match[3] }; - } - if ((match = matchers.hsla.exec(color))) { - return { h: match[1], s: match[2], l: match[3], a: match[4] }; - } - if ((match = matchers.hsv.exec(color))) { - return { h: match[1], s: match[2], v: match[3] }; - } - if ((match = matchers.hex6.exec(color))) { - return { - r: parseHex(match[1]), - g: parseHex(match[2]), - b: parseHex(match[3]), - format: named ? "name" : "hex" - }; - } - if ((match = matchers.hex3.exec(color))) { - return { - r: parseHex(match[1] + '' + match[1]), - g: parseHex(match[2] + '' + match[2]), - b: parseHex(match[3] + '' + match[3]), - format: named ? "name" : "hex" - }; - } + return false; + } - return false; - } + // Node: Export function + if (typeof module !== "undefined" && module.exports) { + module.exports = tinycolor; + } + // AMD/requirejs: Define the module + else if (typeof define !== "undefined") { + define(function () {return tinycolor;}); + } + // Browser: Expose to window + else { + window.tinycolor = tinycolor; + } - root.tinycolor = tinycolor; + })(); - })(this); $(function () { if ($.fn.spectrum.load) {