101 lines
2.7 KiB
TypeScript
101 lines
2.7 KiB
TypeScript
import styled from 'styles'
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import state, { useSelector } from 'state'
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import inputs from 'state/inputs'
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import React, { useCallback, useRef } from 'react'
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import useZoomEvents from 'hooks/useZoomEvents'
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import useCamera from 'hooks/useCamera'
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import Defs from './defs'
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import Page from './page'
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import Brush from './brush'
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import Bounds from './bounds/bounding-box'
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import BoundsBg from './bounds/bounds-bg'
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import Selected from './selected'
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import Handles from './bounds/handles'
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import { isMobile } from 'utils/utils'
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export default function Canvas() {
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const rCanvas = useRef<SVGSVGElement>(null)
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const rGroup = useRef<SVGGElement>(null)
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useCamera(rGroup)
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useZoomEvents()
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const isReady = useSelector((s) => s.isIn('ready'))
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const handlePointerDown = useCallback((e: React.PointerEvent) => {
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if (!inputs.canAccept(e.pointerId)) return
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rCanvas.current.setPointerCapture(e.pointerId)
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state.send('POINTED_CANVAS', inputs.pointerDown(e, 'canvas'))
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}, [])
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const handleTouchStart = useCallback((e: React.TouchEvent) => {
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if (e.touches.length === 2) {
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state.send('TOUCH_UNDO')
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} else {
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if (isMobile()) {
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state.send('TOUCHED_CANVAS')
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// state.send('POINTED_CANVAS', inputs.touchStart(e, 'canvas'))
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// e.preventDefault()
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// e.stopPropagation()
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}
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}
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}, [])
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// const handleTouchMove = useCallback((e: React.TouchEvent) => {
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// if (!inputs.canAccept(e.touches[0].identifier)) return
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// if (inputs.canAccept(e.touches[0].identifier)) {
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// state.send('MOVED_POINTER', inputs.touchMove(e))
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// }
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// }, [])
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const handlePointerMove = useCallback((e: React.PointerEvent) => {
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if (!inputs.canAccept(e.pointerId)) return
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if (inputs.canAccept(e.pointerId)) {
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state.send('MOVED_POINTER', inputs.pointerMove(e))
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}
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}, [])
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const handlePointerUp = useCallback((e: React.PointerEvent) => {
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if (!inputs.canAccept(e.pointerId)) return
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rCanvas.current.releasePointerCapture(e.pointerId)
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state.send('STOPPED_POINTING', { id: 'canvas', ...inputs.pointerUp(e) })
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}, [])
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return (
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<MainSVG
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ref={rCanvas}
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onPointerDown={handlePointerDown}
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onPointerMove={handlePointerMove}
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onPointerUp={handlePointerUp}
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onTouchStart={handleTouchStart}
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// onTouchMove={handleTouchMove}
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>
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<Defs />
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{isReady && (
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<g ref={rGroup}>
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<BoundsBg />
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<Page />
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{/* <Selected /> */}
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<Bounds />
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<Handles />
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<Brush />
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</g>
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)}
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</MainSVG>
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)
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}
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const MainSVG = styled('svg', {
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position: 'fixed',
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top: 0,
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left: 0,
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width: '100%',
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height: '100%',
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touchAction: 'none',
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zIndex: 100,
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backgroundColor: '$canvas',
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'& *': {
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userSelect: 'none',
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},
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})
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