diff --git a/js/examples/motion/index.html b/js/examples/motion/index.html new file mode 100644 index 0000000..b22d30f --- /dev/null +++ b/js/examples/motion/index.html @@ -0,0 +1,26 @@ + + + + Syndicate: Motion + + + + + + + + + + + + + + + + + + + + diff --git a/js/examples/motion/index.js b/js/examples/motion/index.js new file mode 100644 index 0000000..d20ec50 --- /dev/null +++ b/js/examples/motion/index.js @@ -0,0 +1,58 @@ +assertion type point(color, x, y); + +var brokerConnection = Syndicate.Broker.brokerConnection; +var toBroker = Syndicate.Broker.toBroker; +var fromBroker = Syndicate.Broker.fromBroker; + +ground dataspace G { + Syndicate.UI.spawnUIDriver(); + Syndicate.Timer.spawnTimerDriver(); + Syndicate.Broker.spawnBrokerClientDriver(); + + actor { + var ui = new Syndicate.UI.Anchor(); + var color = tinycolor('hsl ' + (Math.random() * 360 | 0) + ' 100% 50%').toHexString(); + var x = 0; + var y = 0; + var publishedX = x; + var publishedY = y; + + function clamp(v) { + var limit = 9.8; + return Math.max(Math.min(v, limit), -limit); + } + + var wsurl = 'ws://demo-broker.syndicate-lang.org:8000/'; + react { + assert brokerConnection(wsurl); + + assert Syndicate.UI.uiAttribute('rect#my_color', 'fill', color); + + assert toBroker(wsurl, point(color, publishedX, publishedY)); + on message Syndicate.Timer.periodicTick(100) { + publishedX = x; + publishedY = y; + } + + on message Syndicate.UI.windowEvent('deviceorientation', $e) { + var scale = 0.5; + x = clamp(e.gamma * scale); + y = clamp((e.beta - 40) * scale); + } + + during fromBroker(wsurl, point($oc, $ox, $oy)) { + assert ui.context(oc) + .html('#container', + Mustache.render(document.getElementById('circle-template').innerHTML, { + color: oc, + x: ox, + y: oy + })); + } + } + } +} + +// G.dataspace.setOnStateChange(function (mux, patch) { +// document.getElementById("ds-state").innerText = Syndicate.prettyTrie(mux.routingTable); +// }); diff --git a/js/examples/motion/style.css b/js/examples/motion/style.css new file mode 100644 index 0000000..0399fe4 --- /dev/null +++ b/js/examples/motion/style.css @@ -0,0 +1,7 @@ +template { + display: none; +} + +svg { + border: solid black 1px; +} \ No newline at end of file diff --git a/js/examples/motion/tinycolor.js b/js/examples/motion/tinycolor.js new file mode 100644 index 0000000..79dfd42 --- /dev/null +++ b/js/examples/motion/tinycolor.js @@ -0,0 +1,897 @@ +// TinyColor v0.9.14+ +// https://github.com/bgrins/TinyColor +// 2013-02-24, Brian Grinstead, MIT License + +(function(root) { + +var trimLeft = /^[\s,#]+/, + trimRight = /\s+$/, + tinyCounter = 0, + math = Math, + mathRound = math.round, + mathMin = math.min, + mathMax = math.max, + mathRandom = math.random; + +function tinycolor (color, opts) { + + color = (color) ? color : ''; + opts = opts || { }; + + // 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); } + + 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() { + if (a === 0) { + return "transparent"; + } + + 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); + } + + 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(); + } + + return formattedString || this.toHexString(); + } + }; +} + +// 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); +}; + +// 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); + } + + 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"; + } + + if (color.hasOwnProperty("a")) { + a = color.a; + } + } + + a = parseFloat(a); + + // Handle invalid alpha characters by setting to 1 + if (isNaN(a) || a < 0 || a > 1) { + a = 1; + } + + 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: +// + +// `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` +// 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) { + + r = bound01(r, 255); + g = bound01(g, 255); + b = bound01(b, 255); + + var max = mathMax(r, g, b), min = mathMin(r, g, b); + var h, s, l = (max + min) / 2; + + 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; + } + + h /= 6; + } + + return { h: h, s: s, l: l }; +} + +// `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; + } + + 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); + } + + return { r: r * 255, g: g * 255, b: 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) { + + r = bound01(r, 255); + g = bound01(g, 255); + b = bound01(b, 255); + + var max = mathMax(r, g, b), min = mathMin(r, g, b); + var h, s, v = max; + + 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 }; +} + +// `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); + } + + 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 +// + + +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); +}; + + +// 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; + + 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; + } + + 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 + }; +}; + +// `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]); + } + } + 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" +}; + +// Make it easy to access colors via `hexNames[hex]` +var hexNames = tinycolor.hexNames = flip(names); + + +// Utilities +// --------- + +// `{ '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; +} + +// Take input from [0, n] and return it as [0, 1] +function bound01(n, max) { + if (isOnePointZero(n)) { n = "100%"; } + + var processPercent = isPercentage(n); + n = mathMin(max, mathMax(0, parseFloat(n))); + + // Automatically convert percentage into number + if (processPercent) { + n = parseInt(n * max, 10) / 100; + } + + // Handle floating point rounding errors + if ((math.abs(n - max) < 0.000001)) { + return 1; + } + + // Convert into [0, 1] range if it isn't already + return (n % max) / parseFloat(max); +} + +// Force a number between 0 and 1 +function clamp01(val) { + return mathMin(1, mathMax(0, val)); +} + +// Parse an integer into hex +function parseHex(val) { + return parseInt(val, 16); +} + +// 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; +} + +// 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) + "%"; + } + + return n; +} + +var matchers = (function() { + + // + var CSS_INTEGER = "[-\\+]?\\d+%?"; + + // + var CSS_NUMBER = "[-\\+]?\\d*\\.\\d+%?"; + + // Allow positive/negative integer/number. Don't capture the either/or, just the entire outcome. + var CSS_UNIT = "(?:" + CSS_NUMBER + ")|(?:" + CSS_INTEGER + ")"; + + // 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*\\)?"; + + 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) { + + 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 { + 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; +} + +// 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 { + root.tinycolor = tinycolor; +} + +})(this);