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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,34 @@ | ||
| module.exports = { | ||
| "env": { | ||
| "browser": true, | ||
| "es2021": true | ||
| }, | ||
| "extends": [ | ||
| "plugin:react/recommended" | ||
| ], | ||
| "overrides": [ | ||
| { | ||
| "env": { | ||
| "node": true | ||
| }, | ||
| "files": [ | ||
| ".eslintrc.{js,cjs}" | ||
| ], | ||
| "parserOptions": { | ||
| "sourceType": "script" | ||
| } | ||
| } | ||
| ], | ||
| "parserOptions": { | ||
| "ecmaVersion": "latest", | ||
| "sourceType": "module" | ||
| }, | ||
| "plugins": [ | ||
| "react" | ||
| ], | ||
| "rules": { | ||
| "react/prop-types": "off", | ||
| "react/react-in-jsx-scope": "off", | ||
| "react/no-unknown-property": "off" | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,10 @@ | ||
| { | ||
| "semi": false, | ||
| "singleQuote": true, | ||
| "trailingComma": "none", | ||
| "jsxBracketSameLine": true, | ||
| "printWidth": 100, | ||
| "tabWidth": 2, | ||
| "useTabs": false, | ||
| "arrowParens": "avoid" | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,75 +1,116 @@ | ||
| import { useEffect, useRef, useState } from "react"; | ||
| import { createContext, useContext, useState, useEffect, useCallback } from 'react' | ||
| import throttle from 'lodash-es/throttle' | ||
|
|
||
| const CURSOR_SPEED = 0.85; | ||
| const isTouchDevice = | ||
| 'ontouchstart' in window || navigator.MaxTouchPoints > 0 || navigator.msMaxTouchPoints > 0 | ||
|
|
||
| let mouseX = 0; | ||
| let mouseY = 0; | ||
| let outlineX = 0; | ||
| let outlineY = 0; | ||
| const CursorContext = createContext({ cursorActive: false, setCursorActive: state => state }) | ||
|
|
||
| export const CursorContextProvider = ({ children }) => { | ||
| const [cursorActive, setCursorActive] = useState(false) | ||
|
|
||
| return ( | ||
| <CursorContext.Provider | ||
| value={{ | ||
| cursorActive, | ||
| setCursorActive | ||
| }}> | ||
| {children} | ||
| </CursorContext.Provider> | ||
| ) | ||
| } | ||
| const useMousePosition = () => { | ||
| const [position, setPosition] = useState({ | ||
| clientX: 0, | ||
| clientY: 0 | ||
| }) | ||
|
|
||
| useEffect(() => { | ||
| const updatePosition = throttle(event => { | ||
| const { clientX, clientY } = event | ||
|
|
||
| setPosition({ | ||
| clientX, | ||
| clientY | ||
| }) | ||
| }, 10) | ||
|
|
||
| document.body.addEventListener('mousemove', updatePosition, false) | ||
| document.body.addEventListener('mouseenter', updatePosition, false) | ||
|
|
||
| return () => { | ||
| document.body.removeEventListener('mousemove', updatePosition) | ||
| document.body.removeEventListener('mouseenter', updatePosition) | ||
| } | ||
| }, []) | ||
|
|
||
| return position | ||
| } | ||
|
|
||
| export const Cursor = () => { | ||
| const cursorOutline = useRef(); | ||
| const [hoverButton, setHoverButton] = useState(false); | ||
| if (isTouchDevice) { | ||
| return null | ||
| } | ||
|
|
||
| const animate = () => { | ||
| let distX = mouseX - outlineX; | ||
| let distY = mouseY - outlineY; | ||
| const { clientX, clientY } = useMousePosition() | ||
| const { cursorActive: isCursorActive } = useContext(CursorContext) | ||
|
|
||
| outlineX = outlineX + distX * CURSOR_SPEED; | ||
| outlineY = outlineY + distY * CURSOR_SPEED; | ||
| return ( | ||
| <svg | ||
| width={50} | ||
| height={50} | ||
| viewBox="0 0 50 50" | ||
| style={{ | ||
| opacity: !clientX && !clientY ? 0 : 1, | ||
| zIndex: 9999, | ||
| position: 'absolute', | ||
| pointerEvents: 'none', | ||
| left: clientX, | ||
| top: clientY, | ||
| transform: `translate(-50%, -50%) scale(${isCursorActive ? 2.2 : 1})`, | ||
| stroke: isCursorActive ? 'rgb(49,79,227)' : 'transparent', | ||
| strokeWidth: isCursorActive ? 2 : 1, | ||
| fill: isCursorActive ? 'rgba(255,255,255,0.4)' : 'rgb(49,79,227)', | ||
| transition: 'transform .25s ease-in-out' | ||
| }}> | ||
| <circle cx="25" cy="25" r="8" /> | ||
| </svg> | ||
| ) | ||
| } | ||
|
|
||
| cursorOutline.current.style.left = `${outlineX}px`; | ||
| cursorOutline.current.style.top = `${outlineY}px`; | ||
| requestAnimationFrame(animate); | ||
| }; | ||
| export const useCursorHandlers = (options = {}) => { | ||
| const context = useContext(CursorContext) | ||
| if (!context) { | ||
| throw new Error('useBrand must be used within a CursorContext') | ||
| } | ||
|
|
||
| useEffect(() => { | ||
| const mouseEventsListener = document.addEventListener( | ||
| "mousemove", | ||
| function (event) { | ||
| mouseX = event.pageX; | ||
| mouseY = event.pageY; | ||
| const { setCursorActive } = context | ||
|
|
||
| const onMouseEnter = useCallback( | ||
| event => { | ||
| if (options.onMouseEnter) { | ||
| options.onMouseEnter(event) | ||
| } | ||
| ); | ||
| const animateEvent = requestAnimationFrame(animate); | ||
| return () => { | ||
| document.removeEventListener("mousemove", mouseEventsListener); | ||
| cancelAnimationFrame(animateEvent); | ||
| }; | ||
| }, []); | ||
|
|
||
| useEffect(() => { | ||
| const mouseEventListener = document.addEventListener( | ||
| "mouseover", | ||
| function (e) { | ||
| if ( | ||
| e.target.tagName.toLowerCase() === "button" || | ||
| // check parent is button | ||
| e.target.parentElement.tagName.toLowerCase() === "button" || | ||
| // check is input or textarea | ||
| e.target.tagName.toLowerCase() === "input" || | ||
| e.target.tagName.toLowerCase() === "textarea" | ||
| ) { | ||
| setHoverButton(true); | ||
| } else { | ||
| setHoverButton(false); | ||
| } | ||
| setCursorActive(true) | ||
| }, | ||
| [setCursorActive] | ||
| ) | ||
|
|
||
| const onMouseLeave = useCallback( | ||
| event => { | ||
| if (options.onMouseLeave) { | ||
| options.onMouseLeave(event) | ||
| } | ||
| ); | ||
| return () => { | ||
| document.removeEventListener("mouseover", mouseEventListener); | ||
| }; | ||
| }, []); | ||
|
|
||
| return ( | ||
| <div | ||
| className={`z-50 fixed w-5 h-5 -translate-x-1/2 -translate-y-1/2 rounded-full pointer-events-none transition-all | ||
| ${ | ||
| hoverButton | ||
| ? "bg-transparent border-4 border-gray-900 scale-150" | ||
| : "bg-indigo-500" | ||
| }`} | ||
| ref={cursorOutline} | ||
| /> | ||
| ); | ||
| }; | ||
| setCursorActive(false) | ||
| }, | ||
| [setCursorActive] | ||
| ) | ||
|
|
||
| if (isTouchDevice) { | ||
| return options | ||
| } | ||
|
|
||
| return { onMouseEnter, onMouseLeave } | ||
| } |
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