grommet/es6/components/RangeInput/StyledRangeInput.js

focus on the essential experience

import { rgba } from 'polished';
import styled, { css } from 'styled-components';
import { focusStyle, normalizeColor, parseMetricToNum } from '../../utils';
import { defaultProps } from '../../default-props'; // opacity of the bound trumps the track opacity

var getBoundOpacity = function getBoundOpacity(props, bound) {
  return props.theme.rangeInput && props.theme.rangeInput.track && props.theme.rangeInput.track[bound] && props.theme.rangeInput.track[bound].opacity ? props.theme.rangeInput.track[bound].opacity : 1;
};

var getBoundColor = function getBoundColor(props, bound) {
  if (props.theme.rangeInput && props.theme.rangeInput.track && props.theme.rangeInput.track[bound] && props.theme.rangeInput.track[bound].color) {
    return rgba(normalizeColor(props.theme.rangeInput.track[bound].color, props.theme), getBoundOpacity(props, bound));
  } // If bound color is undefined pick the default track color with bound opacity


  return rgba(normalizeColor(props.theme.rangeInput.track.color, props.theme), getBoundOpacity(props, bound));
};

var trackColorStyle = function trackColorStyle(props) {
  // backward compatibility in case no bounds are defined
  if (props.theme.rangeInput && props.theme.rangeInput.track && !props.theme.rangeInput.track.lower && !props.theme.rangeInput.track.upper) {
    var color = rgba(normalizeColor(props.theme.rangeInput.track.color, props.theme), 0.2); // Since the track color was changed from border-with-opacity to just border
    // this condition is used to make sure we are applying the opacity correctly
    // for 'border' color (for backward compatibility purposes).

    if (color === 'rgba(0,0,0,0.2)') return "background: " + color; // no bounds are defined but color may have changed

    return "background: " + rgba(normalizeColor(props.theme.rangeInput.track.color, props.theme), props.theme.rangeInput.track.opacity || 1);
  }

  var max = props.max || 100; // 'max' defaults to 100 in case not specified

  var min = props.min || 0; // 'min' defaults to 0 in case not specified

  var thumbPosition = (props.value - min) / (max - min) * 100 + "%";
  var lowerTrackColor = getBoundColor(props, 'lower');
  var upperTrackColor = getBoundColor(props, 'upper');
  return "background: linear-gradient(\n      to right,\n      " + lowerTrackColor + ",\n      " + lowerTrackColor + " " + thumbPosition + ",\n      " + upperTrackColor + " " + thumbPosition + ",\n      " + upperTrackColor + "\n    );\n  ";
};

var rangeTrackStyle = css(["box-sizing:border-box;width:100%;height:", ";", ";", ""], function (props) {
  return props.theme.rangeInput.track.height;
}, function (props) {
  return trackColorStyle(props);
}, function (props) {
  return props.theme.rangeInput && props.theme.rangeInput.track && props.theme.rangeInput.track.extend;
});
var rangeThumbStyle = css(["box-sizing:border-box;position:relative;border-radius:", ";height:", ";width:", ";overflow:visible;background:", ";-webkit-appearance:none;cursor:pointer;", ""], function (props) {
  return props.theme.global.spacing;
}, function (props) {
  return props.theme.global.spacing;
}, function (props) {
  return props.theme.global.spacing;
}, function (props) {
  return normalizeColor(props.theme.rangeInput.thumb.color || 'control', props.theme);
}, function (props) {
  return props.theme.rangeInput && props.theme.rangeInput.thumb && props.theme.rangeInput.thumb.extend;
});
var firefoxMicrosoftThumbStyle = css(["", " margin-top:0px;height:", ";width:", ";", ""], rangeThumbStyle, function (props) {
  return props.theme.global.spacing;
}, function (props) {
  return props.theme.global.spacing;
}, function (props) {
  return props.theme.rangeInput && props.theme.rangeInput.thumb && props.theme.rangeInput.thumb.extend;
});
/* eslint-disable max-len */

var StyledRangeInput = styled.input.withConfig({
  displayName: "StyledRangeInput",
  componentId: "sc-15st9ck-0"
})(["box-sizing:border-box;position:relative;-webkit-appearance:none;border-color:transparent;height:", ";width:100%;padding:0px;cursor:pointer;background:transparent;&::-moz-focus-inner{border:none;}&::-moz-focus-outer{border:none;}&::-webkit-slider-runnable-track{", "}&::-webkit-slider-thumb{margin-top:-", "px;", " ", "}&::-moz-range-track{", "}&::-moz-range-thumb{", "}&::-ms-thumb{", "}", " &::-ms-track{", " border-color:transparent;color:transparent;}&::-ms-fill-lower{", ";border-color:transparent;}&::-ms-fill-upper{", ";border-color:transparent;}", " ", ""], function (props) {
  return props.theme.global.spacing;
}, rangeTrackStyle, function (props) {
  return (parseMetricToNum(props.theme.global.spacing) - parseMetricToNum(props.theme.rangeInput.track.height || 0)) * 0.5;
}, rangeThumbStyle, function (props) {
  return !props.disabled && css(["&:hover{box-shadow:0px 0px 0px 2px ", ";}"], normalizeColor(props.theme.rangeInput.thumb.color || 'control', props.theme));
}, rangeTrackStyle, firefoxMicrosoftThumbStyle, firefoxMicrosoftThumbStyle, function (props) {
  return !props.disabled && css(["&:hover::-moz-range-thumb{box-shadow:0px 0px 0px 2px ", ";}&:hover::-ms-thumb{box-shadow:0px 0px 0px 2px ", ";}"], normalizeColor(props.theme.rangeInput.thumb.color || 'control', props.theme), normalizeColor(props.theme.rangeInput.thumb.color || 'control', props.theme));
}, rangeTrackStyle, function (props) {
  return trackColorStyle(props, 'lower');
}, function (props) {
  return trackColorStyle(props, 'upper');
}, function (props) {
  return props.focus && focusStyle();
}, function (props) {
  return props.theme.rangeInput && props.theme.rangeInput.extend;
});
/* eslint-enable max-len */

StyledRangeInput.defaultProps = {};
Object.setPrototypeOf(StyledRangeInput.defaultProps, defaultProps);
export { StyledRangeInput };