d2-ui
Version:
165 lines (139 loc) • 6.54 kB
JavaScript
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.Alpha = undefined;
var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
var _react = require('react');
var _react2 = _interopRequireDefault(_react);
var _reactcss = require('reactcss');
var _reactcss2 = _interopRequireDefault(_reactcss);
var _reactAddonsShallowCompare = require('react-addons-shallow-compare');
var _reactAddonsShallowCompare2 = _interopRequireDefault(_reactAddonsShallowCompare);
var _Checkboard = require('./Checkboard');
var _Checkboard2 = _interopRequireDefault(_Checkboard);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
var Alpha = exports.Alpha = function (_ReactCSS$Component) {
_inherits(Alpha, _ReactCSS$Component);
function Alpha() {
var _Object$getPrototypeO;
var _temp, _this, _ret;
for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
_classCallCheck(this, Alpha);
return _ret = (_temp = (_this = _possibleConstructorReturn(this, (_Object$getPrototypeO = Object.getPrototypeOf(Alpha)).call.apply(_Object$getPrototypeO, [this].concat(args))), _this), _this.shouldComponentUpdate = _reactAddonsShallowCompare2.default.bind(_this, _this, arguments[0], arguments[1]), _this.handleChange = function (e, skip) {
!skip && e.preventDefault();
var container = _this.refs.container;
var containerWidth = container.clientWidth;
var x = typeof e.pageX === 'number' ? e.pageX : e.touches[0].pageX;
var left = x - (container.getBoundingClientRect().left + window.pageXOffset);
var a;
if (left < 0) {
a = 0;
} else if (left > containerWidth) {
a = 1;
} else {
a = Math.round(left * 100 / containerWidth) / 100;
}
if (_this.props.a !== a) {
_this.props.onChange({
h: _this.props.hsl.h,
s: _this.props.hsl.s,
l: _this.props.hsl.l,
a: a,
source: 'rgb'
});
}
}, _this.handleMouseDown = function (e) {
_this.handleChange(e, true);
window.addEventListener('mousemove', _this.handleChange);
window.addEventListener('mouseup', _this.handleMouseUp);
}, _this.handleMouseUp = function () {
_this.unbindEventListeners();
}, _this.unbindEventListeners = function () {
window.removeEventListener('mousemove', _this.handleChange);
window.removeEventListener('mouseup', _this.handleMouseUp);
}, _temp), _possibleConstructorReturn(_this, _ret);
}
_createClass(Alpha, [{
key: 'classes',
value: function classes() {
return {
'default': {
alpha: {
Absolute: '0 0 0 0',
borderRadius: this.props.radius
},
checkboard: {
Absolute: '0 0 0 0',
overflow: 'hidden'
},
gradient: {
Absolute: '0 0 0 0',
background: 'linear-gradient(to right, rgba(' + this.props.rgb.r + ', ' + this.props.rgb.g + ', ' + this.props.rgb.b + ', 0) 0%, rgba(' + this.props.rgb.r + ', ' + this.props.rgb.g + ', ' + this.props.rgb.b + ', 1) 100%)',
boxShadow: this.props.shadow,
borderRadius: this.props.radius
},
container: {
position: 'relative',
height: '100%',
margin: '0 3px'
},
pointer: {
position: 'absolute',
left: this.props.rgb.a * 100 + '%'
},
slider: {
width: '4px',
borderRadius: '1px',
height: '8px',
boxShadow: '0 0 2px rgba(0, 0, 0, .6)',
background: '#fff',
marginTop: '1px',
transform: 'translateX(-2px)'
}
}
};
}
}, {
key: 'componentWillUnmount',
value: function componentWillUnmount() {
this.unbindEventListeners();
}
}, {
key: 'render',
value: function render() {
var pointer = _react2.default.createElement('div', { style: this.styles().slider });
if (this.props.pointer) {
pointer = _react2.default.createElement(this.props.pointer, this.props);
}
return _react2.default.createElement(
'div',
{ style: this.styles().alpha },
_react2.default.createElement(
'div',
{ style: this.styles().checkboard },
_react2.default.createElement(_Checkboard2.default, null)
),
_react2.default.createElement('div', { style: this.styles().gradient }),
_react2.default.createElement(
'div',
{ style: this.styles().container, ref: 'container', onMouseDown: this.handleMouseDown,
onTouchMove: this.handleChange,
onTouchStart: this.handleChange },
_react2.default.createElement(
'div',
{ style: this.styles().pointer, ref: 'pointer' },
pointer
)
)
);
}
}]);
return Alpha;
}(_reactcss2.default.Component);
exports.default = Alpha;