From 353dd8d0675081eae492192d103cbac104b871df Mon Sep 17 00:00:00 2001 From: Luke Pulverenti Date: Thu, 20 Oct 2016 15:34:32 -0400 Subject: [PATCH] simplify vibrant --- .../bower_components/vibrant/dist/vibrant.js | 715 +++++++++--------- 1 file changed, 356 insertions(+), 359 deletions(-) diff --git a/dashboard-ui/bower_components/vibrant/dist/vibrant.js b/dashboard-ui/bower_components/vibrant/dist/vibrant.js index d351be3b3a..0decbea58f 100644 --- a/dashboard-ui/bower_components/vibrant/dist/vibrant.js +++ b/dashboard-ui/bower_components/vibrant/dist/vibrant.js @@ -504,380 +504,377 @@ module.exports = MMCQ.quantize Google - Palette support library in Android */ -(function() { - var CanvasImage, Swatch, Vibrant, - bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; }, - slice = [].slice; + var CanvasImage, Swatch, Vibrant, + bind = function (fn, me) { return function () { return fn.apply(me, arguments); }; }, + slice = [].slice; - window.Swatch = Swatch = (function() { - Swatch.prototype.hsl = void 0; + window.Swatch = Swatch = (function () { + Swatch.prototype.hsl = void 0; - Swatch.prototype.rgb = void 0; + Swatch.prototype.rgb = void 0; - Swatch.prototype.population = 1; + Swatch.prototype.population = 1; - Swatch.yiq = 0; + Swatch.yiq = 0; - function Swatch(rgb, population) { - this.rgb = rgb; - this.population = population; - } + function Swatch(rgb, population) { + this.rgb = rgb; + this.population = population; + } - Swatch.prototype.getHsl = function() { - if (!this.hsl) { - return this.hsl = Vibrant.rgbToHsl(this.rgb[0], this.rgb[1], this.rgb[2]); - } else { - return this.hsl; - } - }; - - Swatch.prototype.getPopulation = function() { - return this.population; - }; - - Swatch.prototype.getRgb = function() { - return this.rgb; - }; - - Swatch.prototype.getHex = function() { - return "#" + ((1 << 24) + (this.rgb[0] << 16) + (this.rgb[1] << 8) + this.rgb[2]).toString(16).slice(1, 7); - }; - - Swatch.prototype.getTitleTextColor = function() { - this._ensureTextColors(); - if (this.yiq < 200) { - return "#fff"; - } else { - return "#000"; - } - }; - - Swatch.prototype.getBodyTextColor = function() { - this._ensureTextColors(); - if (this.yiq < 150) { - return "#fff"; - } else { - return "#000"; - } - }; - - Swatch.prototype._ensureTextColors = function() { - if (!this.yiq) { - return this.yiq = (this.rgb[0] * 299 + this.rgb[1] * 587 + this.rgb[2] * 114) / 1000; - } - }; - - return Swatch; - - })(); - - window.Vibrant = Vibrant = (function() { - Vibrant.prototype.quantize = require('quantize'); - - Vibrant.prototype._swatches = []; - - Vibrant.prototype.TARGET_DARK_LUMA = 0.26; - - Vibrant.prototype.MAX_DARK_LUMA = 0.45; - - Vibrant.prototype.MIN_LIGHT_LUMA = 0.55; - - Vibrant.prototype.TARGET_LIGHT_LUMA = 0.74; - - Vibrant.prototype.MIN_NORMAL_LUMA = 0.3; - - Vibrant.prototype.TARGET_NORMAL_LUMA = 0.5; - - Vibrant.prototype.MAX_NORMAL_LUMA = 0.7; - - Vibrant.prototype.TARGET_MUTED_SATURATION = 0.3; - - Vibrant.prototype.MAX_MUTED_SATURATION = 0.4; - - Vibrant.prototype.TARGET_VIBRANT_SATURATION = 1; - - Vibrant.prototype.MIN_VIBRANT_SATURATION = 0.35; - - Vibrant.prototype.WEIGHT_SATURATION = 3; - - Vibrant.prototype.WEIGHT_LUMA = 6; - - Vibrant.prototype.WEIGHT_POPULATION = 1; - - Vibrant.prototype.VibrantSwatch = void 0; - - Vibrant.prototype.MutedSwatch = void 0; - - Vibrant.prototype.DarkVibrantSwatch = void 0; - - Vibrant.prototype.DarkMutedSwatch = void 0; - - Vibrant.prototype.LightVibrantSwatch = void 0; - - Vibrant.prototype.LightMutedSwatch = void 0; - - Vibrant.prototype.HighestPopulation = 0; - - function Vibrant(sourceImage, colorCount, quality) { - this.swatches = bind(this.swatches, this); - var a, allPixels, b, cmap, g, i, image, imageData, offset, pixelCount, pixels, r; - if (typeof colorCount === 'undefined') { - colorCount = 16; - } - if (typeof quality === 'undefined') { - quality = 5; - } - image = new CanvasImage(sourceImage); - try { - imageData = image.getImageData(); - pixels = imageData.data; - pixelCount = image.getPixelCount(); - allPixels = []; - i = 0; - while (i < pixelCount) { - offset = i * 4; - r = pixels[offset + 0]; - g = pixels[offset + 1]; - b = pixels[offset + 2]; - a = pixels[offset + 3]; - if (a >= 125) { - if (!(r > 250 && g > 250 && b > 250)) { - allPixels.push([r, g, b]); + Swatch.prototype.getHsl = function () { + if (!this.hsl) { + return this.hsl = Vibrant.rgbToHsl(this.rgb[0], this.rgb[1], this.rgb[2]); + } else { + return this.hsl; + } + }; + + Swatch.prototype.getPopulation = function () { + return this.population; + }; + + Swatch.prototype.getRgb = function () { + return this.rgb; + }; + + Swatch.prototype.getHex = function () { + return "#" + ((1 << 24) + (this.rgb[0] << 16) + (this.rgb[1] << 8) + this.rgb[2]).toString(16).slice(1, 7); + }; + + Swatch.prototype.getTitleTextColor = function () { + this._ensureTextColors(); + if (this.yiq < 200) { + return "#fff"; + } else { + return "#000"; + } + }; + + Swatch.prototype.getBodyTextColor = function () { + this._ensureTextColors(); + if (this.yiq < 150) { + return "#fff"; + } else { + return "#000"; + } + }; + + Swatch.prototype._ensureTextColors = function () { + if (!this.yiq) { + return this.yiq = (this.rgb[0] * 299 + this.rgb[1] * 587 + this.rgb[2] * 114) / 1000; + } + }; + + return Swatch; + + })(); + + window.Vibrant = Vibrant = (function () { + Vibrant.prototype.quantize = require('quantize'); + + Vibrant.prototype._swatches = []; + + Vibrant.prototype.TARGET_DARK_LUMA = 0.26; + + Vibrant.prototype.MAX_DARK_LUMA = 0.45; + + Vibrant.prototype.MIN_LIGHT_LUMA = 0.55; + + Vibrant.prototype.TARGET_LIGHT_LUMA = 0.74; + + Vibrant.prototype.MIN_NORMAL_LUMA = 0.3; + + Vibrant.prototype.TARGET_NORMAL_LUMA = 0.5; + + Vibrant.prototype.MAX_NORMAL_LUMA = 0.7; + + Vibrant.prototype.TARGET_MUTED_SATURATION = 0.3; + + Vibrant.prototype.MAX_MUTED_SATURATION = 0.4; + + Vibrant.prototype.TARGET_VIBRANT_SATURATION = 1; + + Vibrant.prototype.MIN_VIBRANT_SATURATION = 0.35; + + Vibrant.prototype.WEIGHT_SATURATION = 3; + + Vibrant.prototype.WEIGHT_LUMA = 6; + + Vibrant.prototype.WEIGHT_POPULATION = 1; + + Vibrant.prototype.VibrantSwatch = void 0; + + Vibrant.prototype.MutedSwatch = void 0; + + Vibrant.prototype.DarkVibrantSwatch = void 0; + + Vibrant.prototype.DarkMutedSwatch = void 0; + + Vibrant.prototype.LightVibrantSwatch = void 0; + + Vibrant.prototype.LightMutedSwatch = void 0; + + Vibrant.prototype.HighestPopulation = 0; + + function Vibrant(sourceImage, colorCount, quality) { + this.swatches = bind(this.swatches, this); + var a, allPixels, b, cmap, g, i, image, imageData, offset, pixelCount, pixels, r; + if (typeof colorCount === 'undefined') { + colorCount = 16; + } + if (typeof quality === 'undefined') { + quality = 5; + } + image = new CanvasImage(sourceImage); + try { + imageData = image.getImageData(); + pixels = imageData.data; + pixelCount = image.getPixelCount(); + allPixels = []; + i = 0; + while (i < pixelCount) { + offset = i * 4; + r = pixels[offset + 0]; + g = pixels[offset + 1]; + b = pixels[offset + 2]; + a = pixels[offset + 3]; + if (a >= 125) { + if (!(r > 250 && g > 250 && b > 250)) { + allPixels.push([r, g, b]); + } + } + i = i + quality; + } + cmap = this.quantize(allPixels, colorCount); + this._swatches = cmap.vboxes.map((function (_this) { + return function (vbox) { + return new Swatch(vbox.color, vbox.vbox.count()); + }; + })(this)); + this.maxPopulation = this.findMaxPopulation; + this.generateVarationColors(); + this.generateEmptySwatches(); + } finally { + image.removeCanvas(); } - } - i = i + quality; } - cmap = this.quantize(allPixels, colorCount); - this._swatches = cmap.vboxes.map((function(_this) { - return function(vbox) { - return new Swatch(vbox.color, vbox.vbox.count()); - }; - })(this)); - this.maxPopulation = this.findMaxPopulation; - this.generateVarationColors(); - this.generateEmptySwatches(); - } finally { - image.removeCanvas(); - } - } - Vibrant.prototype.generateVarationColors = function() { - this.VibrantSwatch = this.findColorVariation(this.TARGET_NORMAL_LUMA, this.MIN_NORMAL_LUMA, this.MAX_NORMAL_LUMA, this.TARGET_VIBRANT_SATURATION, this.MIN_VIBRANT_SATURATION, 1); - this.LightVibrantSwatch = this.findColorVariation(this.TARGET_LIGHT_LUMA, this.MIN_LIGHT_LUMA, 1, this.TARGET_VIBRANT_SATURATION, this.MIN_VIBRANT_SATURATION, 1); - this.DarkVibrantSwatch = this.findColorVariation(this.TARGET_DARK_LUMA, 0, this.MAX_DARK_LUMA, this.TARGET_VIBRANT_SATURATION, this.MIN_VIBRANT_SATURATION, 1); - this.MutedSwatch = this.findColorVariation(this.TARGET_NORMAL_LUMA, this.MIN_NORMAL_LUMA, this.MAX_NORMAL_LUMA, this.TARGET_MUTED_SATURATION, 0, this.MAX_MUTED_SATURATION); - this.LightMutedSwatch = this.findColorVariation(this.TARGET_LIGHT_LUMA, this.MIN_LIGHT_LUMA, 1, this.TARGET_MUTED_SATURATION, 0, this.MAX_MUTED_SATURATION); - return this.DarkMutedSwatch = this.findColorVariation(this.TARGET_DARK_LUMA, 0, this.MAX_DARK_LUMA, this.TARGET_MUTED_SATURATION, 0, this.MAX_MUTED_SATURATION); - }; + Vibrant.prototype.generateVarationColors = function () { + this.VibrantSwatch = this.findColorVariation(this.TARGET_NORMAL_LUMA, this.MIN_NORMAL_LUMA, this.MAX_NORMAL_LUMA, this.TARGET_VIBRANT_SATURATION, this.MIN_VIBRANT_SATURATION, 1); + this.LightVibrantSwatch = this.findColorVariation(this.TARGET_LIGHT_LUMA, this.MIN_LIGHT_LUMA, 1, this.TARGET_VIBRANT_SATURATION, this.MIN_VIBRANT_SATURATION, 1); + this.DarkVibrantSwatch = this.findColorVariation(this.TARGET_DARK_LUMA, 0, this.MAX_DARK_LUMA, this.TARGET_VIBRANT_SATURATION, this.MIN_VIBRANT_SATURATION, 1); + this.MutedSwatch = this.findColorVariation(this.TARGET_NORMAL_LUMA, this.MIN_NORMAL_LUMA, this.MAX_NORMAL_LUMA, this.TARGET_MUTED_SATURATION, 0, this.MAX_MUTED_SATURATION); + this.LightMutedSwatch = this.findColorVariation(this.TARGET_LIGHT_LUMA, this.MIN_LIGHT_LUMA, 1, this.TARGET_MUTED_SATURATION, 0, this.MAX_MUTED_SATURATION); + return this.DarkMutedSwatch = this.findColorVariation(this.TARGET_DARK_LUMA, 0, this.MAX_DARK_LUMA, this.TARGET_MUTED_SATURATION, 0, this.MAX_MUTED_SATURATION); + }; - Vibrant.prototype.generateEmptySwatches = function() { - var hsl; - if (this.VibrantSwatch === void 0) { - if (this.DarkVibrantSwatch !== void 0) { - hsl = this.DarkVibrantSwatch.getHsl(); - hsl[2] = this.TARGET_NORMAL_LUMA; - this.VibrantSwatch = new Swatch(Vibrant.hslToRgb(hsl[0], hsl[1], hsl[2]), 0); + Vibrant.prototype.generateEmptySwatches = function () { + var hsl; + if (this.VibrantSwatch === void 0) { + if (this.DarkVibrantSwatch !== void 0) { + hsl = this.DarkVibrantSwatch.getHsl(); + hsl[2] = this.TARGET_NORMAL_LUMA; + this.VibrantSwatch = new Swatch(Vibrant.hslToRgb(hsl[0], hsl[1], hsl[2]), 0); + } + } + if (this.DarkVibrantSwatch === void 0) { + if (this.VibrantSwatch !== void 0) { + hsl = this.VibrantSwatch.getHsl(); + hsl[2] = this.TARGET_DARK_LUMA; + return this.DarkVibrantSwatch = new Swatch(Vibrant.hslToRgb(hsl[0], hsl[1], hsl[2]), 0); + } + } + }; + + Vibrant.prototype.findMaxPopulation = function () { + var j, len, population, ref, swatch; + population = 0; + ref = this._swatches; + for (j = 0, len = ref.length; j < len; j++) { + swatch = ref[j]; + population = Math.max(population, swatch.getPopulation()); + } + return population; + }; + + Vibrant.prototype.findColorVariation = function (targetLuma, minLuma, maxLuma, targetSaturation, minSaturation, maxSaturation) { + var j, len, luma, max, maxValue, ref, sat, swatch, value; + max = void 0; + maxValue = 0; + ref = this._swatches; + for (j = 0, len = ref.length; j < len; j++) { + swatch = ref[j]; + sat = swatch.getHsl()[1]; + luma = swatch.getHsl()[2]; + if (sat >= minSaturation && sat <= maxSaturation && luma >= minLuma && luma <= maxLuma && !this.isAlreadySelected(swatch)) { + value = this.createComparisonValue(sat, targetSaturation, luma, targetLuma, swatch.getPopulation(), this.HighestPopulation); + if (max === void 0 || value > maxValue) { + max = swatch; + maxValue = value; + } + } + } + return max; + }; + + Vibrant.prototype.createComparisonValue = function (saturation, targetSaturation, luma, targetLuma, population, maxPopulation) { + return this.weightedMean(this.invertDiff(saturation, targetSaturation), this.WEIGHT_SATURATION, this.invertDiff(luma, targetLuma), this.WEIGHT_LUMA, population / maxPopulation, this.WEIGHT_POPULATION); + }; + + Vibrant.prototype.invertDiff = function (value, targetValue) { + return 1 - Math.abs(value - targetValue); + }; + + Vibrant.prototype.weightedMean = function () { + var i, sum, sumWeight, value, values, weight; + values = 1 <= arguments.length ? slice.call(arguments, 0) : []; + sum = 0; + sumWeight = 0; + i = 0; + while (i < values.length) { + value = values[i]; + weight = values[i + 1]; + sum += value * weight; + sumWeight += weight; + i += 2; + } + return sum / sumWeight; + }; + + Vibrant.prototype.swatches = function () { + return { + Vibrant: this.VibrantSwatch, + Muted: this.MutedSwatch, + DarkVibrant: this.DarkVibrantSwatch, + DarkMuted: this.DarkMutedSwatch, + LightVibrant: this.LightVibrantSwatch, + LightMuted: this.LightMuted + }; + }; + + Vibrant.prototype.isAlreadySelected = function (swatch) { + return this.VibrantSwatch === swatch || this.DarkVibrantSwatch === swatch || this.LightVibrantSwatch === swatch || this.MutedSwatch === swatch || this.DarkMutedSwatch === swatch || this.LightMutedSwatch === swatch; + }; + + Vibrant.rgbToHsl = function (r, g, b) { + var d, h, l, max, min, s; + r /= 255; + g /= 255; + b /= 255; + max = Math.max(r, g, b); + min = Math.min(r, g, b); + h = void 0; + s = void 0; + l = (max + min) / 2; + if (max === min) { + h = s = 0; + } else { + 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; + } + h /= 6; + } + return [h, s, l]; + }; + + Vibrant.hslToRgb = function (h, s, l) { + var b, g, hue2rgb, p, q, r; + r = void 0; + g = void 0; + b = void 0; + hue2rgb = function (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; + } else { + q = l < 0.5 ? l * (1 + s) : l + s - (l * s); + 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 * 255, g * 255, b * 255]; + }; + + return Vibrant; + + })(); + + + /* + CanvasImage Class + Class that wraps the html image element and canvas. + It also simplifies some of the canvas context manipulation + with a set of helper functions. + Stolen from https://github.com/lokesh/color-thief + */ + + window.CanvasImage = CanvasImage = (function () { + function CanvasImage(image) { + + this.canvas = document.createElement('canvas'); + + this.context = this.canvas.getContext('2d'); + + var originalWidth = image.width; + var originalHeight = image.height; + + var maxArea = 300 * 300; + var bitmapArea = originalWidth * originalHeight; + var scaleRatio = 1; + if (bitmapArea > maxArea) { + scaleRatio = maxArea / bitmapArea; + } + + //console.log(scaleRatio); + + this.width = this.canvas.width = originalWidth * scaleRatio; + this.height = this.canvas.height = originalHeight * scaleRatio; + + this.context.drawImage(image, 0, 0, originalWidth, originalHeight, 0, 0, this.width, this.height); } - } - if (this.DarkVibrantSwatch === void 0) { - if (this.VibrantSwatch !== void 0) { - hsl = this.VibrantSwatch.getHsl(); - hsl[2] = this.TARGET_DARK_LUMA; - return this.DarkVibrantSwatch = new Swatch(Vibrant.hslToRgb(hsl[0], hsl[1], hsl[2]), 0); - } - } - }; - Vibrant.prototype.findMaxPopulation = function() { - var j, len, population, ref, swatch; - population = 0; - ref = this._swatches; - for (j = 0, len = ref.length; j < len; j++) { - swatch = ref[j]; - population = Math.max(population, swatch.getPopulation()); - } - return population; - }; + CanvasImage.prototype.getPixelCount = function () { + return this.width * this.height; + }; - Vibrant.prototype.findColorVariation = function(targetLuma, minLuma, maxLuma, targetSaturation, minSaturation, maxSaturation) { - var j, len, luma, max, maxValue, ref, sat, swatch, value; - max = void 0; - maxValue = 0; - ref = this._swatches; - for (j = 0, len = ref.length; j < len; j++) { - swatch = ref[j]; - sat = swatch.getHsl()[1]; - luma = swatch.getHsl()[2]; - if (sat >= minSaturation && sat <= maxSaturation && luma >= minLuma && luma <= maxLuma && !this.isAlreadySelected(swatch)) { - value = this.createComparisonValue(sat, targetSaturation, luma, targetLuma, swatch.getPopulation(), this.HighestPopulation); - if (max === void 0 || value > maxValue) { - max = swatch; - maxValue = value; - } - } - } - return max; - }; + CanvasImage.prototype.getImageData = function () { + return this.context.getImageData(0, 0, this.width, this.height); + }; - Vibrant.prototype.createComparisonValue = function(saturation, targetSaturation, luma, targetLuma, population, maxPopulation) { - return this.weightedMean(this.invertDiff(saturation, targetSaturation), this.WEIGHT_SATURATION, this.invertDiff(luma, targetLuma), this.WEIGHT_LUMA, population / maxPopulation, this.WEIGHT_POPULATION); - }; + CanvasImage.prototype.removeCanvas = function () { + this.context = null; + this.canvas = null; + }; - Vibrant.prototype.invertDiff = function(value, targetValue) { - return 1 - Math.abs(value - targetValue); - }; + return CanvasImage; - Vibrant.prototype.weightedMean = function() { - var i, sum, sumWeight, value, values, weight; - values = 1 <= arguments.length ? slice.call(arguments, 0) : []; - sum = 0; - sumWeight = 0; - i = 0; - while (i < values.length) { - value = values[i]; - weight = values[i + 1]; - sum += value * weight; - sumWeight += weight; - i += 2; - } - return sum / sumWeight; - }; - - Vibrant.prototype.swatches = function() { - return { - Vibrant: this.VibrantSwatch, - Muted: this.MutedSwatch, - DarkVibrant: this.DarkVibrantSwatch, - DarkMuted: this.DarkMutedSwatch, - LightVibrant: this.LightVibrantSwatch, - LightMuted: this.LightMuted - }; - }; - - Vibrant.prototype.isAlreadySelected = function(swatch) { - return this.VibrantSwatch === swatch || this.DarkVibrantSwatch === swatch || this.LightVibrantSwatch === swatch || this.MutedSwatch === swatch || this.DarkMutedSwatch === swatch || this.LightMutedSwatch === swatch; - }; - - Vibrant.rgbToHsl = function(r, g, b) { - var d, h, l, max, min, s; - r /= 255; - g /= 255; - b /= 255; - max = Math.max(r, g, b); - min = Math.min(r, g, b); - h = void 0; - s = void 0; - l = (max + min) / 2; - if (max === min) { - h = s = 0; - } else { - 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; - } - h /= 6; - } - return [h, s, l]; - }; - - Vibrant.hslToRgb = function(h, s, l) { - var b, g, hue2rgb, p, q, r; - r = void 0; - g = void 0; - b = void 0; - hue2rgb = function(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; - } else { - q = l < 0.5 ? l * (1 + s) : l + s - (l * s); - 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 * 255, g * 255, b * 255]; - }; - - return Vibrant; - - })(); - - - /* - CanvasImage Class - Class that wraps the html image element and canvas. - It also simplifies some of the canvas context manipulation - with a set of helper functions. - Stolen from https://github.com/lokesh/color-thief - */ - - window.CanvasImage = CanvasImage = (function() { - function CanvasImage(image) { - - this.canvas = document.createElement('canvas'); - - this.context = this.canvas.getContext('2d'); - - var originalWidth = image.width; - var originalHeight = image.height; - - var maxArea = 300 * 300; - var bitmapArea = originalWidth * originalHeight; - var scaleRatio = 1; - if (bitmapArea > maxArea) { - scaleRatio = maxArea / bitmapArea; - } - - //console.log(scaleRatio); - - this.width = this.canvas.width = originalWidth * scaleRatio; - this.height = this.canvas.height = originalHeight * scaleRatio; - - this.context.drawImage(image, 0, 0, originalWidth, originalHeight, 0, 0, this.width, this.height); - } - - CanvasImage.prototype.getPixelCount = function() { - return this.width * this.height; - }; - - CanvasImage.prototype.getImageData = function () { - return this.context.getImageData(0, 0, this.width, this.height); - }; - - CanvasImage.prototype.removeCanvas = function() { - this.context = null; - this.canvas = null; - }; - - return CanvasImage; - - })(); - -}).call(this); + })(); },{"quantize":1}]},{},[2]);