reanimated-color-picker
Version:
A Pure JavaScript Color Picker for React Native
262 lines (254 loc) • 9.04 kB
JavaScript
'use strict';
Object.defineProperty(exports, '__esModule', {
value: true,
});
exports.LuminanceSlider = LuminanceSlider;
var _react = _interopRequireDefault(require('react'));
var _reactNative = require('react-native');
var _reactNativeReanimated = _interopRequireWildcard(require('react-native-reanimated'));
var _index = _interopRequireDefault(require('../../../colorKit/index'));
var _AppContext = _interopRequireDefault(require('../../../AppContext'));
var _SliderCore = require('../SliderCore');
var _styles = require('../../../styles');
var _Thumb = _interopRequireDefault(require('../../Thumb/Thumb'));
var _utils = require('../../../utils');
function _interopRequireWildcard(e, t) {
if ('function' == typeof WeakMap)
var r = new WeakMap(),
n = new WeakMap();
return (_interopRequireWildcard = function (e, t) {
if (!t && e && e.__esModule) return e;
var o,
i,
f = { __proto__: null, default: e };
if (null === e || ('object' != typeof e && 'function' != typeof e)) return f;
if ((o = t ? n : r)) {
if (o.has(e)) return o.get(e);
o.set(e, f);
}
for (const t in e)
'default' !== t &&
{}.hasOwnProperty.call(e, t) &&
((i = (o = Object.defineProperty) && Object.getOwnPropertyDescriptor(e, t)) && (i.get || i.set)
? o(f, t, i)
: (f[t] = e[t]));
return f;
})(e, t);
}
function _interopRequireDefault(e) {
return e && e.__esModule ? e : { default: e };
}
/** @see [LuminanceSlider](https://alabsi91.github.io/reanimated-color-picker/api/sliders/hsl/luminance-slider/) */
function LuminanceSlider({ gestures = [], style = {}, vertical = false, reverse = false, ...props }) {
const { hueValue, saturationValue, brightnessValue, onGestureChange, onGestureEnd, ...ctx } = (0, _AppContext.default)();
const thumbShape = props.thumbShape ?? ctx.thumbShape;
const thumbSize = props.thumbSize ?? ctx.thumbSize;
const thumbColor = props.thumbColor ?? ctx.thumbColor;
const boundedThumb = props.boundedThumb ?? ctx.boundedThumb;
const renderThumb = props.renderThumb ?? ctx.renderThumb;
const thumbStyle = props.thumbStyle ?? ctx.thumbStyle ?? {};
const thumbInnerStyle = props.thumbInnerStyle ?? ctx.thumbInnerStyle ?? {};
const thumbScaleAnimationValue = props.thumbScaleAnimationValue ?? ctx.thumbScaleAnimationValue;
const thumbScaleAnimationDuration = props.thumbScaleAnimationDuration ?? ctx.thumbScaleAnimationDuration;
const adaptSpectrum = props.adaptSpectrum ?? ctx.adaptSpectrum;
const sliderThickness = props.sliderThickness ?? ctx.sliderThickness;
const borderRadius = (0, _utils.getStyle)(style, 'borderRadius') ?? 5;
const widthStyle = (0, _utils.getStyle)(style, 'width');
const heightStyle = (0, _utils.getStyle)(style, 'height');
const width = (0, _reactNativeReanimated.useSharedValue)(
vertical ? sliderThickness : typeof widthStyle === 'number' ? widthStyle : 0,
);
const height = (0, _reactNativeReanimated.useSharedValue)(
!vertical ? sliderThickness : typeof heightStyle === 'number' ? heightStyle : 0,
);
const handleScale = (0, _reactNativeReanimated.useSharedValue)(1);
// HSL saturation is mathematically undefined (collapses to 0) when luminance is 0 or 100,
// because those represent pure black and white regardless of saturation.
// This ref holds the last valid saturation so we can restore it when luminance moves away from the boundary.
const hslSaturationValue = (0, _reactNativeReanimated.useSharedValue)(0);
const hslLuminanceValue = (0, _reactNativeReanimated.useSharedValue)(0);
const hsl = (0, _reactNativeReanimated.useDerivedValue)(() => {
const hsvColor = {
h: hueValue.value,
s: saturationValue.value,
v: brightnessValue.value,
};
const { h, s, l } = _index.default.runOnUI().HSL(hsvColor).object(false);
hslLuminanceValue.value = l;
// At l=0 (black) or l=100 (white), the conversion loses saturation information.
// Substitute the last known saturation so it's restored when luminance changes.
if (l === 100 || l === 0) {
return {
h,
s: hslSaturationValue.value,
l,
};
}
hslSaturationValue.value = s;
return {
h,
s,
l,
};
}, [hueValue, saturationValue, brightnessValue, hslLuminanceValue]);
const thumbAnimatedStyle = (0, _reactNativeReanimated.useAnimatedStyle)(() => {
const length = (vertical ? height.value : width.value) - (boundedThumb ? thumbSize : 0);
const percent = (hsl.value.l / 100) * length;
const pos = (reverse ? length - percent : percent) - (boundedThumb ? 0 : thumbSize / 2);
const posY = vertical ? pos : height.value / 2 - thumbSize / 2;
const posX = vertical ? width.value / 2 - thumbSize / 2 : pos;
return {
transform: [
{
translateY: posY,
},
{
translateX: posX,
},
{
scale: handleScale.value,
},
],
};
}, [height, width, hsl, handleScale, vertical, reverse, boundedThumb, thumbSize]);
const activeColorStyle = (0, _reactNativeReanimated.useAnimatedStyle)(() => {
return {
backgroundColor: `hsl(${hsl.value.h}, ${adaptSpectrum ? hsl.value.s : 100}%, ${50}%)`,
};
}, [hsl, adaptSpectrum]);
const imageStyle = (0, _reactNativeReanimated.useAnimatedStyle)(() => {
const imageRotate = vertical ? (reverse ? '90deg' : '270deg') : reverse ? '0deg' : '180deg';
const imageTranslateY =
((height.value - width.value) / 2) * ((!reverse && _utils.isRtl) || (reverse && !_utils.isRtl) ? 1 : -1);
return {
width: vertical ? height.value : '100%',
height: vertical ? width.value : '100%',
borderRadius,
transform: [
{
rotate: imageRotate,
},
{
translateX: vertical ? ((height.value - width.value) / 2) * (reverse ? 1 : -1) : 0,
},
{
translateY: vertical ? imageTranslateY : 0,
},
],
};
}, [height, width, borderRadius, reverse, vertical]);
const onBegin = () => {
'worklet';
handleScale.value = (0, _reactNativeReanimated.withTiming)(thumbScaleAnimationValue, {
duration: thumbScaleAnimationDuration,
});
};
const onUpdate = newValue => {
'worklet';
const { s, v } = _index.default
.runOnUI()
.HSV({
h: hsl.value.h,
s: hsl.value.s,
l: newValue,
})
.object(false);
if (saturationValue.value === s && brightnessValue.value === v) {
return;
}
saturationValue.value = s;
brightnessValue.value = v;
onGestureChange();
};
const onEnd = () => {
'worklet';
handleScale.value = (0, _reactNativeReanimated.withTiming)(1, {
duration: thumbScaleAnimationDuration,
});
onGestureEnd();
};
const getAdaptiveColor = () => {
'worklet';
const { h, l } = hsl.value;
return {
h,
s: 100,
l,
};
};
return /*#__PURE__*/ _react.default.createElement(
_SliderCore.SliderCore,
{
style: [
style,
{
position: 'relative',
borderRadius,
borderWidth: 0,
padding: 0,
},
activeColorStyle,
],
label: props.accessibilityLabel ?? 'Luminance Slider',
hint: props.accessibilityHint,
currentValue: hslLuminanceValue,
width: width,
height: height,
thumbSize: thumbSize,
boundedThumb: boundedThumb,
sliderThickness: sliderThickness,
gestures: gestures,
vertical: vertical,
reverse: reverse,
onBegin: onBegin,
onUpdate: onUpdate,
onEnd: onEnd,
},
/*#__PURE__*/ _react.default.createElement(
_reactNativeReanimated.default.View,
{
style: [
_styles.styles.panelImage,
imageStyle,
{
borderRadius,
flexDirection: _utils.isRtl ? 'row-reverse' : 'row',
},
],
renderToHardwareTextureAndroid: _utils.enableAndroidHardwareTextures,
'aria-hidden': true,
},
/*#__PURE__*/ _react.default.createElement(_reactNative.Image, {
source: require('../../../assets/blackGradient.png'),
style: {
flex: 1,
},
tintColor: '#fff',
resizeMode: 'stretch',
}),
/*#__PURE__*/ _react.default.createElement(_reactNative.Image, {
source: require('../../../assets/blackGradient.png'),
style: {
flex: 1,
transform: [
{
scaleX: -1,
},
],
},
resizeMode: 'stretch',
}),
),
/*#__PURE__*/ _react.default.createElement(_Thumb.default, {
thumbShape: thumbShape,
thumbSize: thumbSize,
thumbColor: thumbColor,
renderThumb: renderThumb,
innerStyle: thumbInnerStyle,
thumbAnimatedStyle: thumbAnimatedStyle,
style: thumbStyle,
vertical: vertical,
getAdaptiveColor: getAdaptiveColor,
}),
);
}