d2-ui
Version:
175 lines (153 loc) • 6.45 kB
JavaScript
'use strict';
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; }; }();
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.Hue = undefined;
var _react = require('react');
var _react2 = _interopRequireDefault(_react);
var _reactcss = require('reactcss');
var _reactcss2 = _interopRequireDefault(_reactcss);
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 Hue = exports.Hue = function (_ReactCSS$Component) {
_inherits(Hue, _ReactCSS$Component);
function Hue() {
_classCallCheck(this, Hue);
var _this = _possibleConstructorReturn(this, Object.getPrototypeOf(Hue).call(this));
_this.handleChange = _this.handleChange.bind(_this);
_this.handleMouseDown = _this.handleMouseDown.bind(_this);
_this.handleMouseUp = _this.handleMouseUp.bind(_this);
return _this;
}
_createClass(Hue, [{
key: 'classes',
value: function classes() {
return {
'default': {
hue: {
Absolute: '0 0 0 0',
background: 'linear-gradient(to right, #f00 0%, #ff0 17%, #0f0 33%, #0ff 50%, #00f 67%, #f0f 83%, #f00 100%)',
borderRadius: this.props.radius,
boxShadow: this.props.shadow
},
container: {
margin: '0 2px',
position: 'relative',
height: '100%'
},
pointer: {
zIndex: '2',
position: 'absolute',
left: this.props.hsl.h * 100 / 360 + '%'
},
slider: {
marginTop: '1px',
width: '4px',
borderRadius: '1px',
height: '8px',
boxShadow: '0 0 2px rgba(0, 0, 0, .6)',
background: '#fff',
transform: 'translateX(-2px)'
}
},
'direction-vertical': {
hue: {
background: 'linear-gradient(to top, #f00 0%, #ff0 17%, #0f0 33%, #0ff 50%, #00f 67%, #f0f 83%, #f00 100%)'
},
pointer: {
left: '0',
top: -(this.props.hsl.h * 100 / 360) + 100 + '%'
}
}
};
}
}, {
key: 'componentWillUnmount',
value: function componentWillUnmount() {
this.unbindEventListeners();
}
}, {
key: 'handleChange',
value: function handleChange(e, skip) {
!skip && e.preventDefault();
var container = this.refs.container;
var containerWidth = container.clientWidth;
var containerHeight = container.clientHeight;
var left = (e.pageX || e.touches[0].pageX) - (container.getBoundingClientRect().left + window.pageXOffset);
var top = (e.pageY || e.touches[0].pageY) - (container.getBoundingClientRect().top + window.pageYOffset);
if (this.props.direction === 'vertical') {
var h;
if (top < 0) {
h = 359;
} else if (top > containerHeight) {
h = 0;
} else {
var percent = -(top * 100 / containerHeight) + 100;
h = 360 * percent / 100;
}
if (this.props.hsl.h !== h) {
this.props.onChange({ h: h, s: this.props.hsl.s, l: this.props.hsl.l, a: this.props.hsl.a });
}
} else {
var h;
if (left < 0) {
h = 0;
} else if (left > containerWidth) {
h = 359;
} else {
var percent = left * 100 / containerWidth;
h = 360 * percent / 100;
}
if (this.props.hsl.h !== h) {
this.props.onChange({ h: h, s: this.props.hsl.s, l: this.props.hsl.l, a: this.props.hsl.a });
}
}
}
}, {
key: 'handleMouseDown',
value: function handleMouseDown(e) {
this.handleChange(e, true);
window.addEventListener('mousemove', this.handleChange);
window.addEventListener('mouseup', this.handleMouseUp);
}
}, {
key: 'handleMouseUp',
value: function handleMouseUp() {
this.unbindEventListeners();
}
}, {
key: 'unbindEventListeners',
value: function unbindEventListeners() {
window.removeEventListener('mousemove', this.handleChange);
window.removeEventListener('mouseup', this.handleMouseUp);
}
}, {
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().hue },
_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 Hue;
}(_reactcss2.default.Component);
exports.default = Hue;