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build: Remove color-thief-node.js file. Already had color-thief.js for commonjs version
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11
README.md
11
README.md
@@ -8,15 +8,14 @@ A script for grabbing the color palette from an image. Uses Javascript and the c
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### Import
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- `/dist/color-thief.umd.js`: UMD module. For simple script tag loading that exposes a global variable or for RequireJS AMD support.
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- `/dist/color-thief.js`: CommonJS module. Entry point for Node.js and Browserify.
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- `/dist/color-thief.mjs`: ES6 module. For modern browsers as well as Webpack and Rollup.
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- `/dist/color-thief.min.js`: Duplicate of `/dist/color-thief.umd.js`. Kept around to maintain backwards compatibility.
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- `/dist/color-thief.js`: CommonJS module for use in Node.
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- `/dist/color-thief.mjs`: ES6 module for use in Browser. For modern browsers as well as Webpack and Rollup.
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- `/dist/color-thief.umd.js`: UMD module for use in Browser. For simple script tag loading that exposes a global variable or for RequireJS AMD support. _color-thief.min.js_ is a duplicate of this file, kept around to maintain backwards compatibility.
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### Get the dominant color from an image
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```js
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var colorThief = new ColorThief();
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const colorThief = new ColorThief();
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colorThief.getColor(sourceImage);
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```
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@@ -25,7 +24,7 @@ colorThief.getColor(sourceImage);
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In this example, we build an 8 color palette.
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```js
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var colorThief = new ColorThief();
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const colorThief = new ColorThief();
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colorThief.getPalette(sourceImage, 8);
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```
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@@ -26,7 +26,7 @@ fs.copyFile(umdPath, legacyPath, (err) => {
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});
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const srcNodeRelPath = 'src/color-thief-node.js';
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const distNodeRelPath = 'dist/color-thief-node.js';
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const distNodeRelPath = 'dist/color-thief.js';
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const srcNodePath = resolve(process.cwd(), srcNodeRelPath);
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const distNodePath = resolve(process.cwd(), distNodeRelPath);
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101
dist/color-thief-node.js
vendored
101
dist/color-thief-node.js
vendored
@@ -1,101 +0,0 @@
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const getPixels = require('get-pixels');
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const quantize = require('quantize');
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function createPixelArray(imgData, pixelCount, quality) {
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const pixels = imgData;
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const pixelArray = [];
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for (let i = 0, offset, r, g, b, a; i < pixelCount; i = i + quality) {
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offset = i * 4;
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r = pixels[offset + 0];
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g = pixels[offset + 1];
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b = pixels[offset + 2];
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a = pixels[offset + 3];
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// If pixel is mostly opaque and not white
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if (typeof a === 'undefined' || a >= 125) {
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if (!(r > 250 && g > 250 && b > 250)) {
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pixelArray.push([r, g, b]);
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}
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}
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}
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return pixelArray;
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}
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function validateOptions(options) {
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let { colorCount, quality } = options;
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if (typeof colorCount === 'undefined' || !Number.isInteger(colorCount)) {
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colorCount = 10;
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} else if (colorCount === 1 ) {
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throw new Error('colorCount should be between 2 and 20. To get one color, call getColor() instead of getPalette()');
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} else {
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colorCount = Math.max(colorCount, 2);
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colorCount = Math.min(colorCount, 20);
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}
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if (typeof quality === 'undefined' || Number.isInteger(quality)) {
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quality = 10;
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} else if (quality < 1) {
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quality = 10;
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}
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return {
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colorCount,
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quality
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}
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}
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function loadImg(img) {
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return new Promise((resolve, reject) => {
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getPixels(img, function(err, data) {
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if(err) {
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reject(err)
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} else {
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resolve(data);
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}
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})
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});
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}
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function getColor(img, quality) {
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return new Promise((resolve, reject) => {
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getPalette(img, 5, quality)
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.then(palette => {
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resolve(palette[0]);
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})
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.catch(err => {
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reject(err);
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})
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});
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}
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function getPalette(img, colorCount = 10, quality = 10) {
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const options = validateOptions({
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colorCount,
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quality
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});
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return new Promise((resolve, reject) => {
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loadImg(img)
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.then(imgData => {
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const pixelCount = imgData.shape[0] * imgData.shape[1];
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const pixelArray = createPixelArray(imgData.data, pixelCount, options.quality);
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const cmap = quantize(pixelArray, options.colorCount);
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const palette = cmap? cmap.palette() : null;
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resolve(palette);
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})
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.catch(err => {
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reject(err);
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})
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});
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}
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module.exports = {
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getColor,
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getPalette
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};
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