office-ui-fabric-react
Version:
Reusable React components for building experiences for Office 365.
71 lines • 3.21 kB
JavaScript
import * as tslib_1 from "tslib";
import * as React from 'react';
import { BaseComponent, css, createRef } from '../../Utilities';
import * as stylesImport from './ColorPicker.scss';
var styles = stylesImport;
var ColorSlider = /** @class */ (function (_super) {
tslib_1.__extends(ColorSlider, _super);
function ColorSlider(props) {
var _this = _super.call(this, props) || this;
_this._root = createRef();
_this._onMouseDown = function (ev) {
_this._events.on(window, 'mousemove', _this._onMouseMove, true);
_this._events.on(window, 'mouseup', _this._onMouseUp, true);
_this._onMouseMove(ev);
};
_this._onMouseMove = function (ev) {
if (!_this._root.current) {
return;
}
var _a = _this.props, onChanged = _a.onChanged, minValue = _a.minValue, maxValue = _a.maxValue;
var rectSize = _this._root.current.getBoundingClientRect();
var currentPercentage = (ev.clientX - rectSize.left) / rectSize.width;
var newValue = Math.min(maxValue, Math.max(minValue, currentPercentage * maxValue));
_this.setState({
isAdjusting: true,
currentValue: newValue
});
if (onChanged) {
onChanged(newValue);
}
ev.preventDefault();
ev.stopPropagation();
};
_this._onMouseUp = function (ev) {
_this._events.off();
_this.setState({
isAdjusting: false,
origin: undefined
});
};
var value = _this.props.value;
_this.state = {
isAdjusting: false,
origin: undefined,
currentValue: value
};
return _this;
}
ColorSlider.prototype.componentWillReceiveProps = function (newProps) {
if (newProps && newProps.value) {
this.setState({ currentValue: newProps.value });
}
};
ColorSlider.prototype.render = function () {
var _a = this.props, className = _a.className, minValue = _a.minValue, maxValue = _a.maxValue, overlayStyle = _a.overlayStyle;
var _b = this.state, currentValue = _b.currentValue, isAdjusting = _b.isAdjusting;
var currentPercentage = 100 * (currentValue - minValue) / (maxValue - minValue);
return (React.createElement("div", { ref: this._root, className: css('ms-ColorPicker-slider', styles.slider, className, isAdjusting && 'is-adjusting'), onMouseDown: this._onMouseDown },
React.createElement("div", { className: css('ms-ColorPicker-sliderOverlay', styles.sliderOverlay), style: overlayStyle }),
React.createElement("div", { className: css('ms-ColorPicker-thumb is-slider', styles.thumb, styles.thumbIsSlider), style: { left: currentPercentage + '%' } })));
};
ColorSlider.defaultProps = {
minValue: 0,
maxValue: 100,
thumbColor: 'inherit',
value: 0
};
return ColorSlider;
}(BaseComponent));
export { ColorSlider };
//# sourceMappingURL=ColorSlider.js.map