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-rw-r--r--.eslintignore3
-rw-r--r--.gitignore2
-rw-r--r--app/scripts/controllers/preferences.js9
-rw-r--r--app/scripts/metamask-controller.js10
-rw-r--r--package.json17
-rw-r--r--ui/app/actions.js20
-rw-r--r--ui/app/components/identicon.js67
-rw-r--r--ui/app/reducers/metamask.js6
-rw-r--r--ui/app/settings.js24
-rw-r--r--ui/lib/blockies.js364
10 files changed, 494 insertions, 28 deletions
diff --git a/.eslintignore b/.eslintignore
index b96f79011..e4cade21c 100644
--- a/.eslintignore
+++ b/.eslintignore
@@ -2,4 +2,5 @@ app/scripts/lib/extension-instance.js
test/integration/bundle.js
test/integration/jquery-3.1.0.min.js
test/integration/helpers.js
-test/integration/lib/first-time.js \ No newline at end of file
+test/integration/lib/first-time.js
+ui/lib/blockies.js \ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 08a544449..92b3f2875 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,6 +6,8 @@ app/bower_components
test/bower_components
package
+.idea
+
temp
.tmp
.sass-cache
diff --git a/app/scripts/controllers/preferences.js b/app/scripts/controllers/preferences.js
index 10004caad..0aed4dbdf 100644
--- a/app/scripts/controllers/preferences.js
+++ b/app/scripts/controllers/preferences.js
@@ -9,11 +9,20 @@ class PreferencesController {
frequentRpcList: [],
currentAccountTab: 'history',
tokens: [],
+ useBlockie: false,
}, opts.initState)
this.store = new ObservableStore(initState)
}
// PUBLIC METHODS
+ setUseBlockie (val) {
+ this.store.updateState({ useBlockie: val })
+ }
+
+ getUseBlockie () {
+ return this.store.getState().useBlockie
+ }
+
setSelectedAddress (_address) {
return new Promise((resolve, reject) => {
const address = normalizeAddress(_address)
diff --git a/app/scripts/metamask-controller.js b/app/scripts/metamask-controller.js
index bd71da8e0..4dce89e3a 100644
--- a/app/scripts/metamask-controller.js
+++ b/app/scripts/metamask-controller.js
@@ -315,6 +315,7 @@ module.exports = class MetamaskController extends EventEmitter {
// etc
getState: (cb) => cb(null, this.getState()),
setCurrentCurrency: this.setCurrentCurrency.bind(this),
+ setUseBlockie: this.setUseBlockie.bind(this),
markAccountsFound: this.markAccountsFound.bind(this),
// coinbase
@@ -774,4 +775,13 @@ module.exports = class MetamaskController extends EventEmitter {
return rpcTarget
}
+ setUseBlockie (val, cb) {
+ try {
+ this.preferencesController.setUseBlockie(val)
+ cb(null)
+ } catch (err) {
+ cb(err)
+ }
+ }
+
}
diff --git a/package.json b/package.json
index 5b69587d9..39d5df75c 100644
--- a/package.json
+++ b/package.json
@@ -52,11 +52,11 @@
]
},
"dependencies": {
- "abi-decoder": "^1.0.8",
+ "abi-decoder": "^1.0.9",
"async": "^2.5.0",
"await-semaphore": "^0.1.1",
"babel-runtime": "^6.23.0",
- "bignumber.js": "^4.0.4",
+ "bignumber.js": "^4.1.0",
"bip39": "^2.2.0",
"bluebird": "^3.5.0",
"bn.js": "^4.11.7",
@@ -77,8 +77,8 @@
"eslint-plugin-react": "^7.4.0",
"eth-bin-to-ops": "^1.0.1",
"eth-block-tracker": "^2.2.0",
- "eth-hd-keyring": "^1.2.1",
"eth-contract-metadata": "^1.1.5",
+ "eth-hd-keyring": "^1.2.1",
"eth-json-rpc-filters": "^1.2.4",
"eth-keyring-controller": "^2.1.2",
"eth-phishing-detect": "^1.1.4",
@@ -100,9 +100,9 @@
"extensionizer": "^1.0.0",
"fast-json-patch": "^2.0.4",
"fast-levenshtein": "^2.0.6",
- "fuse.js": "^3.1.0",
- "gulp": "github:gulpjs/gulp#4.0",
+ "fuse.js": "^3.2.0",
"gulp-autoprefixer": "^4.0.0",
+ "gulp": "github:gulpjs/gulp#4.0",
"gulp-eslint": "^4.0.0",
"gulp-sass": "^3.1.0",
"hat": "0.0.3",
@@ -144,12 +144,13 @@
"react-hyperscript": "^3.0.0",
"react-markdown": "^2.3.0",
"react-redux": "^5.0.5",
- "react-select": "^1.0.0-rc.2",
+ "react-select": "^1.0.0",
"react-simple-file-input": "^2.0.0",
+ "react-toggle-button": "^2.2.0",
"react-tooltip-component": "^0.3.0",
- "react-transition-group": "^2.2.0",
- "reactify": "^1.1.1",
+ "react-transition-group": "^2.2.1",
"react-trigger-change": "^1.0.2",
+ "reactify": "^1.1.1",
"readable-stream": "^2.3.3",
"recompose": "^0.25.0",
"redux": "^3.0.5",
diff --git a/ui/app/actions.js b/ui/app/actions.js
index 2ca62c41f..e79f4373e 100644
--- a/ui/app/actions.js
+++ b/ui/app/actions.js
@@ -234,6 +234,9 @@ var actions = {
toggleAccountMenu,
useEtherscanProvider,
+
+ SET_USE_BLOCKIE: 'SET_USE_BLOCKIE',
+ setUseBlockie,
}
module.exports = actions
@@ -1550,3 +1553,20 @@ function toggleAccountMenu () {
type: actions.TOGGLE_ACCOUNT_MENU,
}
}
+
+function setUseBlockie (val) {
+ return (dispatch) => {
+ dispatch(actions.showLoadingIndication())
+ log.debug(`background.setUseBlockie`)
+ background.setUseBlockie(val, (err) => {
+ dispatch(actions.hideLoadingIndication())
+ if (err) {
+ return dispatch(actions.displayWarning(err.message))
+ }
+ })
+ dispatch({
+ type: actions.SET_USE_BLOCKIE,
+ value: val,
+ })
+ }
+}
diff --git a/ui/app/components/identicon.js b/ui/app/components/identicon.js
index d30b7cd56..b803b7ceb 100644
--- a/ui/app/components/identicon.js
+++ b/ui/app/components/identicon.js
@@ -1,13 +1,15 @@
const Component = require('react').Component
const h = require('react-hyperscript')
const inherits = require('util').inherits
+const connect = require('react-redux').connect
const isNode = require('detect-node')
const findDOMNode = require('react-dom').findDOMNode
const jazzicon = require('jazzicon')
const iconFactoryGen = require('../../lib/icon-factory')
const iconFactory = iconFactoryGen(jazzicon)
+const { toDataUrl } = require('../../lib/blockies')
-module.exports = IdenticonComponent
+module.exports = connect(mapStateToProps)(IdenticonComponent)
inherits(IdenticonComponent, Component)
function IdenticonComponent () {
@@ -16,6 +18,12 @@ function IdenticonComponent () {
this.defaultDiameter = 46
}
+function mapStateToProps (state) {
+ return {
+ useBlockie: state.metamask.useBlockie,
+ }
+}
+
IdenticonComponent.prototype.render = function () {
var props = this.props
const { className = '', address } = props
@@ -51,38 +59,59 @@ IdenticonComponent.prototype.render = function () {
IdenticonComponent.prototype.componentDidMount = function () {
var props = this.props
- const { address } = props
+ const { address, useBlockie } = props
if (!address) return
- // eslint-disable-next-line react/no-find-dom-node
- var container = findDOMNode(this)
-
- var diameter = props.diameter || this.defaultDiameter
if (!isNode) {
- var img = iconFactory.iconForAddress(address, diameter)
- container.appendChild(img)
+ // eslint-disable-next-line react/no-find-dom-node
+ var container = findDOMNode(this)
+
+ const diameter = props.diameter || this.defaultDiameter
+
+ if (useBlockie) {
+ _generateBlockie(container, address, diameter)
+ } else {
+ _generateJazzicon(container, address, diameter)
+ }
}
}
IdenticonComponent.prototype.componentDidUpdate = function () {
var props = this.props
- const { address } = props
+ const { address, useBlockie } = props
if (!address) return
- // eslint-disable-next-line react/no-find-dom-node
- var container = findDOMNode(this)
+ if (!isNode) {
+ // eslint-disable-next-line react/no-find-dom-node
+ var container = findDOMNode(this)
- var children = container.children
- for (var i = 0; i < children.length; i++) {
- container.removeChild(children[i])
- }
+ var children = container.children
+ for (var i = 0; i < children.length; i++) {
+ container.removeChild(children[i])
+ }
- var diameter = props.diameter || this.defaultDiameter
- if (!isNode) {
- var img = iconFactory.iconForAddress(address, diameter)
- container.appendChild(img)
+ const diameter = props.diameter || this.defaultDiameter
+
+ if (useBlockie) {
+ _generateBlockie(container, address, diameter)
+ } else {
+ _generateJazzicon(container, address, diameter)
+ }
}
}
+function _generateBlockie (container, address, diameter) {
+ const img = new Image()
+ img.src = toDataUrl(address)
+ const dia = !diameter || diameter < 50 ? 50 : diameter
+ img.height = dia * 1.25
+ img.width = dia * 1.25
+ container.appendChild(img)
+}
+
+function _generateJazzicon (container, address, diameter) {
+ const img = iconFactory.iconForAddress(address, diameter)
+ container.appendChild(img)
+}
diff --git a/ui/app/reducers/metamask.js b/ui/app/reducers/metamask.js
index 83161320e..fb53bbaef 100644
--- a/ui/app/reducers/metamask.js
+++ b/ui/app/reducers/metamask.js
@@ -36,6 +36,7 @@ function reduceMetamask (state, action) {
editingTransactionId: null,
},
coinOptions: {},
+ useBlockie: false,
}, state.metamask)
switch (action.type) {
@@ -314,6 +315,11 @@ function reduceMetamask (state, action) {
coinOptions,
})
+ case actions.SET_USE_BLOCKIE:
+ return extend(metamaskState, {
+ useBlockie: action.value,
+ })
+
default:
return metamaskState
diff --git a/ui/app/settings.js b/ui/app/settings.js
index 786a70e7e..caa36d2b8 100644
--- a/ui/app/settings.js
+++ b/ui/app/settings.js
@@ -8,6 +8,7 @@ const validUrl = require('valid-url')
const { exportAsFile } = require('./util')
const TabBar = require('./components/tab-bar')
const SimpleDropdown = require('./components/dropdowns/simple-dropdown')
+const ToggleButton = require('react-toggle-button')
const getInfuraCurrencyOptions = () => {
const sortedCurrencies = infuraCurrencies.objects.sort((a, b) => {
@@ -51,6 +52,26 @@ class Settings extends Component {
])
}
+ renderBlockieOptIn () {
+ const { metamask: { useBlockie }, setUseBlockie } = this.props
+
+ return h('div.settings__content-row', [
+ h('div.settings__content-item', [
+ h('span', 'Use Blockies Identicon'),
+ ]),
+ h('div.settings__content-item', [
+ h('div.settings__content-item-col', [
+ h(ToggleButton, {
+ value: useBlockie,
+ onToggle: (value) => setUseBlockie(!value),
+ activeLabel: '',
+ inactiveLabel: '',
+ }),
+ ]),
+ ]),
+ ])
+ }
+
renderCurrentConversion () {
const { metamask: { currentCurrency, conversionDate }, setCurrentCurrency } = this.props
@@ -214,6 +235,7 @@ class Settings extends Component {
return (
h('div.settings__content', [
warning && h('div.settings__error', warning),
+ this.renderBlockieOptIn(),
this.renderCurrentConversion(),
// this.renderCurrentProvider(),
this.renderNewRpcUrl(),
@@ -335,6 +357,7 @@ class Settings extends Component {
Settings.propTypes = {
tab: PropTypes.string,
metamask: PropTypes.object,
+ setUseBlockie: PropTypes.func,
setCurrentCurrency: PropTypes.func,
setRpcTarget: PropTypes.func,
displayWarning: PropTypes.func,
@@ -357,6 +380,7 @@ const mapDispatchToProps = dispatch => {
setRpcTarget: newRpc => dispatch(actions.setRpcTarget(newRpc)),
displayWarning: warning => dispatch(actions.displayWarning(warning)),
revealSeedConfirmation: () => dispatch(actions.revealSeedConfirmation()),
+ setUseBlockie: value => dispatch(actions.setUseBlockie(value)),
}
}
diff --git a/ui/lib/blockies.js b/ui/lib/blockies.js
new file mode 100644
index 000000000..ee5a2a5ca
--- /dev/null
+++ b/ui/lib/blockies.js
@@ -0,0 +1,364 @@
+(function (global, factory) {
+ typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
+ typeof define === 'function' && define.amd ? define(['exports'], factory) :
+ (factory((global.blockies = {})));
+}(this, (function (exports) { 'use strict';
+
+ /**
+ * A handy class to calculate color values.
+ *
+ * @version 1.0
+ * @author Robert Eisele <robert@xarg.org>
+ * @copyright Copyright (c) 2010, Robert Eisele
+ * @link http://www.xarg.org/2010/03/generate-client-side-png-files-using-javascript/
+ * @license http://www.opensource.org/licenses/bsd-license.php BSD License
+ *
+ */
+
+
+// helper functions for that ctx
+ function write(buffer, offs) {
+ for (var i = 2; i < arguments.length; i++) {
+ for (var j = 0; j < arguments[i].length; j++) {
+ buffer[offs++] = arguments[i].charAt(j);
+ }
+ }
+ }
+
+ function byte2(w) {
+ return String.fromCharCode((w >> 8) & 255, w & 255);
+ }
+
+ function byte4(w) {
+ return String.fromCharCode((w >> 24) & 255, (w >> 16) & 255, (w >> 8) & 255, w & 255);
+ }
+
+ function byte2lsb(w) {
+ return String.fromCharCode(w & 255, (w >> 8) & 255);
+ }
+
+ var PNG = function(width,height,depth) {
+
+ this.width = width;
+ this.height = height;
+ this.depth = depth;
+
+ // pixel data and row filter identifier size
+ this.pix_size = height * (width + 1);
+
+ // deflate header, pix_size, block headers, adler32 checksum
+ this.data_size = 2 + this.pix_size + 5 * Math.floor((0xfffe + this.pix_size) / 0xffff) + 4;
+
+ // offsets and sizes of Png chunks
+ this.ihdr_offs = 0; // IHDR offset and size
+ this.ihdr_size = 4 + 4 + 13 + 4;
+ this.plte_offs = this.ihdr_offs + this.ihdr_size; // PLTE offset and size
+ this.plte_size = 4 + 4 + 3 * depth + 4;
+ this.trns_offs = this.plte_offs + this.plte_size; // tRNS offset and size
+ this.trns_size = 4 + 4 + depth + 4;
+ this.idat_offs = this.trns_offs + this.trns_size; // IDAT offset and size
+ this.idat_size = 4 + 4 + this.data_size + 4;
+ this.iend_offs = this.idat_offs + this.idat_size; // IEND offset and size
+ this.iend_size = 4 + 4 + 4;
+ this.buffer_size = this.iend_offs + this.iend_size; // total PNG size
+
+ this.buffer = new Array();
+ this.palette = new Object();
+ this.pindex = 0;
+
+ var _crc32 = new Array();
+
+ // initialize buffer with zero bytes
+ for (var i = 0; i < this.buffer_size; i++) {
+ this.buffer[i] = "\x00";
+ }
+
+ // initialize non-zero elements
+ write(this.buffer, this.ihdr_offs, byte4(this.ihdr_size - 12), 'IHDR', byte4(width), byte4(height), "\x08\x03");
+ write(this.buffer, this.plte_offs, byte4(this.plte_size - 12), 'PLTE');
+ write(this.buffer, this.trns_offs, byte4(this.trns_size - 12), 'tRNS');
+ write(this.buffer, this.idat_offs, byte4(this.idat_size - 12), 'IDAT');
+ write(this.buffer, this.iend_offs, byte4(this.iend_size - 12), 'IEND');
+
+ // initialize deflate header
+ var header = ((8 + (7 << 4)) << 8) | (3 << 6);
+ header+= 31 - (header % 31);
+
+ write(this.buffer, this.idat_offs + 8, byte2(header));
+
+ // initialize deflate block headers
+ for (var i = 0; (i << 16) - 1 < this.pix_size; i++) {
+ var size, bits;
+ if (i + 0xffff < this.pix_size) {
+ size = 0xffff;
+ bits = "\x00";
+ } else {
+ size = this.pix_size - (i << 16) - i;
+ bits = "\x01";
+ }
+ write(this.buffer, this.idat_offs + 8 + 2 + (i << 16) + (i << 2), bits, byte2lsb(size), byte2lsb(~size));
+ }
+
+ /* Create crc32 lookup table */
+ for (var i = 0; i < 256; i++) {
+ var c = i;
+ for (var j = 0; j < 8; j++) {
+ if (c & 1) {
+ c = -306674912 ^ ((c >> 1) & 0x7fffffff);
+ } else {
+ c = (c >> 1) & 0x7fffffff;
+ }
+ }
+ _crc32[i] = c;
+ }
+
+ // compute the index into a png for a given pixel
+ this.index = function(x,y) {
+ var i = y * (this.width + 1) + x + 1;
+ var j = this.idat_offs + 8 + 2 + 5 * Math.floor((i / 0xffff) + 1) + i;
+ return j;
+ };
+
+ // convert a color and build up the palette
+ this.color = function(red, green, blue, alpha) {
+
+ alpha = alpha >= 0 ? alpha : 255;
+ var color = (((((alpha << 8) | red) << 8) | green) << 8) | blue;
+
+ if (typeof this.palette[color] == "undefined") {
+ if (this.pindex == this.depth) return "\x00";
+
+ var ndx = this.plte_offs + 8 + 3 * this.pindex;
+
+ this.buffer[ndx + 0] = String.fromCharCode(red);
+ this.buffer[ndx + 1] = String.fromCharCode(green);
+ this.buffer[ndx + 2] = String.fromCharCode(blue);
+ this.buffer[this.trns_offs+8+this.pindex] = String.fromCharCode(alpha);
+
+ this.palette[color] = String.fromCharCode(this.pindex++);
+ }
+ return this.palette[color];
+ };
+
+ // output a PNG string, Base64 encoded
+ this.getBase64 = function() {
+
+ var s = this.getDump();
+
+ var ch = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
+ var c1, c2, c3, e1, e2, e3, e4;
+ var l = s.length;
+ var i = 0;
+ var r = "";
+
+ do {
+ c1 = s.charCodeAt(i);
+ e1 = c1 >> 2;
+ c2 = s.charCodeAt(i+1);
+ e2 = ((c1 & 3) << 4) | (c2 >> 4);
+ c3 = s.charCodeAt(i+2);
+ if (l < i+2) { e3 = 64; } else { e3 = ((c2 & 0xf) << 2) | (c3 >> 6); }
+ if (l < i+3) { e4 = 64; } else { e4 = c3 & 0x3f; }
+ r+= ch.charAt(e1) + ch.charAt(e2) + ch.charAt(e3) + ch.charAt(e4);
+ } while ((i+= 3) < l);
+ return r;
+ };
+
+ // output a PNG string
+ this.getDump = function() {
+
+ // compute adler32 of output pixels + row filter bytes
+ var BASE = 65521; /* largest prime smaller than 65536 */
+ var NMAX = 5552; /* NMAX is the largest n such that 255n(n+1)/2 + (n+1)(BASE-1) <= 2^32-1 */
+ var s1 = 1;
+ var s2 = 0;
+ var n = NMAX;
+
+ for (var y = 0; y < this.height; y++) {
+ for (var x = -1; x < this.width; x++) {
+ s1+= this.buffer[this.index(x, y)].charCodeAt(0);
+ s2+= s1;
+ if ((n-= 1) == 0) {
+ s1%= BASE;
+ s2%= BASE;
+ n = NMAX;
+ }
+ }
+ }
+ s1%= BASE;
+ s2%= BASE;
+ write(this.buffer, this.idat_offs + this.idat_size - 8, byte4((s2 << 16) | s1));
+
+ // compute crc32 of the PNG chunks
+ function crc32(png, offs, size) {
+ var crc = -1;
+ for (var i = 4; i < size-4; i += 1) {
+ crc = _crc32[(crc ^ png[offs+i].charCodeAt(0)) & 0xff] ^ ((crc >> 8) & 0x00ffffff);
+ }
+ write(png, offs+size-4, byte4(crc ^ -1));
+ }
+
+ crc32(this.buffer, this.ihdr_offs, this.ihdr_size);
+ crc32(this.buffer, this.plte_offs, this.plte_size);
+ crc32(this.buffer, this.trns_offs, this.trns_size);
+ crc32(this.buffer, this.idat_offs, this.idat_size);
+ crc32(this.buffer, this.iend_offs, this.iend_size);
+
+ // convert PNG to string
+ return "\x89PNG\r\n\x1A\n"+this.buffer.join('');
+ };
+
+ this.fillRect = function (x, y, w, h, color) {
+ for(var i = 0; i < w; i++) {
+ for (var j = 0; j < h; j++) {
+ this.buffer[this.index(x+i, y+j)] = color;
+ }
+ }
+ };
+ };
+
+// https://stackoverflow.com/questions/2353211/hsl-to-rgb-color-conversion
+ /**
+ * Converts an HSL color value to RGB. Conversion formula
+ * adapted from http://en.wikipedia.org/wiki/HSL_color_space.
+ * Assumes h, s, and l are contained in the set [0, 1] and
+ * returns r, g, and b in the set [0, 255].
+ *
+ * @param {number} h The hue
+ * @param {number} s The saturation
+ * @param {number} l The lightness
+ * @return {Array} The RGB representation
+ */
+
+ 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;
+ }
+
+ function hsl2rgb(h, s, l){
+ var r, g, b;
+
+ 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 [Math.round(r * 255), Math.round(g * 255), Math.round(b * 255), 255];
+ }
+
+// The random number is a js implementation of the Xorshift PRNG
+ var randseed = new Array(4); // Xorshift: [x, y, z, w] 32 bit values
+
+ function seedrand(seed) {
+ for (var i = 0; i < randseed.length; i++) {
+ randseed[i] = 0;
+ }
+ for (var i = 0; i < seed.length; i++) {
+ randseed[i % 4] = (randseed[i % 4] << 5) - randseed[i % 4] + seed.charCodeAt(i);
+ }
+ }
+
+ function rand() {
+ // based on Java's String.hashCode(), expanded to 4 32bit values
+ var t = randseed[0] ^ (randseed[0] << 11);
+
+ randseed[0] = randseed[1];
+ randseed[1] = randseed[2];
+ randseed[2] = randseed[3];
+ randseed[3] = randseed[3] ^ (randseed[3] >> 19) ^ t ^ (t >> 8);
+
+ return (randseed[3] >>> 0) / (1 << 31 >>> 0);
+ }
+
+ function createColor() {
+ //saturation is the whole color spectrum
+ var h = Math.floor(rand() * 360);
+ //saturation goes from 40 to 100, it avoids greyish colors
+ var s = rand() * 60 + 40;
+ //lightness can be anything from 0 to 100, but probabilities are a bell curve around 50%
+ var l = (rand() + rand() + rand() + rand()) * 25;
+
+ return [h / 360,s / 100,l / 100];
+ }
+
+ function createImageData(size) {
+ var width = size; // Only support square icons for now
+ var height = size;
+
+ var dataWidth = Math.ceil(width / 2);
+ var mirrorWidth = width - dataWidth;
+
+ var data = [];
+ for (var y = 0; y < height; y++) {
+ var row = [];
+ for (var x = 0; x < dataWidth; x++) {
+ // this makes foreground and background color to have a 43% (1/2.3) probability
+ // spot color has 13% chance
+ row[x] = Math.floor(rand() * 2.3);
+ }
+ var r = row.slice(0, mirrorWidth);
+ r.reverse();
+ row = row.concat(r);
+
+ for (var i = 0; i < row.length; i++) {
+ data.push(row[i]);
+ }
+ }
+
+ return data;
+ }
+
+ function buildOpts(opts) {
+ if (!opts.seed) {
+ throw 'No seed provided'
+ }
+
+ seedrand(opts.seed);
+
+ return Object.assign({
+ size: 8,
+ scale: 16,
+ color: createColor(),
+ bgcolor: createColor(),
+ spotcolor: createColor(),
+ }, opts)
+ }
+
+ function toDataUrl(address) {
+ const opts = buildOpts({seed: address.toLowerCase()});
+
+ const imageData = createImageData(opts.size);
+ const width = Math.sqrt(imageData.length);
+
+ const p = new PNG(opts.size*opts.scale, opts.size*opts.scale, 3);
+ const bgcolor = p.color(...hsl2rgb(...opts.bgcolor));
+ const color = p.color(...hsl2rgb(...opts.color));
+ const spotcolor = p.color(...hsl2rgb(...opts.spotcolor));
+
+ for (var i = 0; i < imageData.length; i++) {
+ var row = Math.floor(i / width);
+ var col = i % width;
+ // if data is 0, leave the background
+ if (imageData[i]) {
+ // if data is 2, choose spot color, if 1 choose foreground
+ const pngColor = imageData[i] == 1 ? color : spotcolor;
+ p.fillRect(col * opts.scale, row * opts.scale, opts.scale, opts.scale, pngColor);
+ }
+ }
+ return `data:image/png;base64,${p.getBase64()}`;
+ }
+
+ exports.toDataUrl = toDataUrl;
+
+ Object.defineProperty(exports, '__esModule', { value: true });
+
+})));
generated by cgit (git 2.34.1) at 2024-10-17 15:34:13 +0800