@arnaudpfu/react-color-picker
Version:
Simple react color picker.
73 lines (72 loc) • 2.8 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Checkboard = exports.get = exports.render = void 0;
const react_1 = __importStar(require("react"));
const checkboardCache = {};
const render = (c1, c2, size) => {
if (typeof document === 'undefined') {
return null;
}
const canvas = document.createElement('canvas');
canvas.width = size * 2;
canvas.height = size * 2;
const ctx = canvas.getContext('2d');
if (!ctx) {
return null;
} // If no context can be found, return early.
ctx.fillStyle = c1;
ctx.fillRect(0, 0, canvas.width, canvas.height);
ctx.fillStyle = c2;
ctx.fillRect(0, 0, size, size);
ctx.translate(size, size);
ctx.fillRect(0, 0, size, size);
return canvas.toDataURL();
};
exports.render = render;
const get = (c1, c2, size) => {
const key = `${c1}-${c2}-${size}`;
if (checkboardCache[key]) {
return checkboardCache[key];
}
const checkboard = (0, exports.render)(c1, c2, size);
checkboardCache[key] = checkboard;
return checkboard;
};
exports.get = get;
const Checkboard = ({ white, grey, size, children }) => {
const gridStyle = {
position: 'absolute',
inset: 0,
background: `url(${(0, exports.get)(white, grey, size)}) center left`,
};
return (0, react_1.isValidElement)(children) ? (react_1.default.cloneElement(children, Object.assign(Object.assign({}, children.props), { style: gridStyle }))) : (react_1.default.createElement("div", { style: gridStyle }));
};
exports.Checkboard = Checkboard;
exports.Checkboard.defaultProps = {
size: 8,
white: 'transparent',
grey: 'rgba(0,0,0,.08)',
};