qcast-front/src/hooks/usePolygon.js
2024-11-07 16:49:05 +09:00

765 lines
23 KiB
JavaScript

import { ANGLE_TYPE, canvasState, currentAngleTypeSelector, fontFamilyState, fontSizeState, pitchTextSelector } from '@/store/canvasAtom'
import { useRecoilValue } from 'recoil'
import { fabric } from 'fabric'
import { getDegreeByChon, getDirectionByPoint, isPointOnLine } from '@/util/canvas-util'
import { QPolygon } from '@/components/fabric/QPolygon'
import { isSamePoint, removeDuplicatePolygons } from '@/util/qpolygon-utils'
import { flowDisplaySelector } from '@/store/settingAtom'
import { fontSelector } from '@/store/fontAtom'
import { QLine } from '@/components/fabric/QLine'
import { POLYGON_TYPE } from '@/common/common'
export const usePolygon = () => {
const canvas = useRecoilValue(canvasState)
const isFlowDisplay = useRecoilValue(flowDisplaySelector)
const flowFontOptions = useRecoilValue(fontSelector('flowText'))
const lengthTextFontOptions = useRecoilValue(fontSelector('lengthText'))
const currentAngleType = useRecoilValue(currentAngleTypeSelector)
const pitchText = useRecoilValue(pitchTextSelector)
const addPolygon = (points, options) => {
const polygon = new QPolygon(points, {
...options,
fontSize: lengthTextFontOptions.fontSize.value,
fill: options.fill || 'transparent',
stroke: options.stroke || '#000000',
selectable: true,
})
canvas?.add(polygon)
addLengthText(polygon)
return polygon
}
const addPolygonByLines = (lines, options) => {
//lines의 idx를 정렬한다.
lines.sort((a, b) => a.idx - b.idx)
const points = createPolygonPointsFromOuterLines(lines)
return addPolygon(points, {
...options,
})
}
const addLengthText = (polygon) => {
const lengthTexts = canvas.getObjects().filter((obj) => obj.name === 'lengthText' && obj.parentId === polygon.id)
lengthTexts.forEach((text) => {
canvas.remove(text)
})
const lines = polygon.lines
lines.forEach((line, i) => {
const length = line.getLength()
const { planeSize, actualSize } = line.attributes
const scaleX = line.scaleX
const scaleY = line.scaleY
const x1 = line.left
const y1 = line.top
const x2 = line.left + line.width * scaleX
const y2 = line.top + line.height * scaleY
let left, top
if (line.direction === 'left' || line.direction === 'right') {
left = (x1 + x2) / 2
top = (y1 + y2) / 2 + 10
} else if (line.direction === 'top' || line.direction === 'bottom') {
left = (x1 + x2) / 2 + 10
top = (y1 + y2) / 2
}
const minX = line.left
const maxX = line.left + line.width
const minY = line.top
const maxY = line.top + line.length
const degree = (Math.atan2(y2 - y1, x2 - x1) * 180) / Math.PI
const text = new fabric.Textbox(actualSize ? actualSize.toString() : planeSize ? planeSize.toString() : length.toString(), {
left: left,
top: top,
fontSize: lengthTextFontOptions.fontSize.value,
minX,
maxX,
minY,
maxY,
parentDirection: line.direction,
parentDegree: degree,
parentId: polygon.id,
planeSize,
actualSize,
editable: false,
selectable: true,
lockRotation: true,
lockScalingX: true,
lockScalingY: true,
parent: polygon,
name: 'lengthText',
})
canvas.add(text)
})
/*const points = polygon.get('points')
points.forEach((start, i) => {
const end = points[(i + 1) % points.length]
const dx = end.x - start.x
const dy = end.y - start.y
const length = Number(Math.sqrt(dx * dx + dy * dy).toFixed(1)) * 10
const midPoint = new fabric.Point((start.x + end.x) / 2, (start.y + end.y) / 2)
const degree = (Math.atan2(dy, dx) * 180) / Math.PI
// Create new text object if it doesn't exist
const text = new fabric.Text(length.toString(), {
left: midPoint.x,
top: midPoint.y,
parentId: polygon.id,
fontSize: lengthTextFontOptions.fontSize.value,
minX: Math.min(start.x, end.x),
maxX: Math.max(start.x, end.x),
minY: Math.min(start.y, end.y),
maxY: Math.max(start.y, end.y),
parentDirection: getDirectionByPoint(start, end),
parentDegree: degree,
dirty: true,
editable: true,
selectable: true,
lockRotation: true,
lockScalingX: true,
lockScalingY: true,
idx: i,
name: 'lengthText',
parent: polygon,
})
// this.texts.push(text)
canvas.add(text)
})*/
canvas.renderAll()
}
const createPolygonPointsFromOuterLines = (outerLines) => {
if (!outerLines || outerLines.length === 0) {
return []
}
// Extract points from outerLines
return outerLines.map((line) => ({
x: line.x1,
y: line.y1,
}))
}
const removePolygon = (polygon) => {
const texts = canvas.getObjects().filter((obj) => obj.parentId === polygon.id)
texts.forEach((text) => {
canvas.remove(text)
})
canvas.remove(polygon)
canvas.renderAll()
}
/**
* poolygon의 방향에 따라 화살표를 추가한다.
* @param polygon
*/
const drawDirectionArrow = (polygon) => {
const direction = polygon.direction
if (!direction) {
return
}
//동일 아이디가 있으면 일단 지우고 다시 그린다
const existArrow = polygon.canvas.getObjects().filter((obj) => obj.name === 'arrow' && obj.parentId === polygon.id)
if (existArrow.length > 0) {
polygon.canvas.remove(...existArrow)
}
polygon.canvas
.getObjects()
.filter((obj) => obj.name === 'flowText' && obj.parent === polygon.arrow)
.forEach((obj) => polygon.canvas.remove(obj))
let arrow = null
let points = []
if (polygon.arrow) {
polygon.canvas.remove(polygon.arrow)
}
let centerPoint = { x: polygon.left, y: polygon.top }
let stickeyPoint
const polygonMaxX = Math.max(...polygon.getCurrentPoints().map((point) => point.x))
const polygonMinX = Math.min(...polygon.getCurrentPoints().map((point) => point.x))
const polygonMaxY = Math.max(...polygon.getCurrentPoints().map((point) => point.y))
const polygonMinY = Math.min(...polygon.getCurrentPoints().map((point) => point.y))
switch (direction) {
case 'north':
points = [
{ x: centerPoint.x, y: polygonMinY - 50 },
{ x: centerPoint.x + 20, y: polygonMinY - 50 },
{ x: centerPoint.x + 20, y: polygonMinY - 80 },
{ x: centerPoint.x + 50, y: polygonMinY - 80 },
{ x: centerPoint.x, y: polygonMinY - 110 },
{ x: centerPoint.x - 50, y: polygonMinY - 80 },
{ x: centerPoint.x - 20, y: polygonMinY - 80 },
{ x: centerPoint.x - 20, y: polygonMinY - 50 },
]
stickeyPoint = { x: centerPoint.x, y: polygonMinY - 110 }
break
case 'south':
points = [
{ x: centerPoint.x, y: polygonMaxY + 50 },
{ x: centerPoint.x + 20, y: polygonMaxY + 50 },
{ x: centerPoint.x + 20, y: polygonMaxY + 80 },
{ x: centerPoint.x + 50, y: polygonMaxY + 80 },
{ x: centerPoint.x, y: polygonMaxY + 110 },
{ x: centerPoint.x - 50, y: polygonMaxY + 80 },
{ x: centerPoint.x - 20, y: polygonMaxY + 80 },
{ x: centerPoint.x - 20, y: polygonMaxY + 50 },
]
stickeyPoint = { x: centerPoint.x, y: polygonMaxY + 110 }
break
case 'west':
points = [
{ x: polygonMinX - 50, y: centerPoint.y },
{ x: polygonMinX - 50, y: centerPoint.y + 20 },
{ x: polygonMinX - 80, y: centerPoint.y + 20 },
{ x: polygonMinX - 80, y: centerPoint.y + 50 },
{ x: polygonMinX - 110, y: centerPoint.y },
{ x: polygonMinX - 80, y: centerPoint.y - 50 },
{ x: polygonMinX - 80, y: centerPoint.y - 20 },
{ x: polygonMinX - 50, y: centerPoint.y - 20 },
]
stickeyPoint = { x: polygonMinX - 110, y: centerPoint.y }
break
case 'east':
points = [
{ x: polygonMaxX + 50, y: centerPoint.y },
{ x: polygonMaxX + 50, y: centerPoint.y + 20 },
{ x: polygonMaxX + 80, y: centerPoint.y + 20 },
{ x: polygonMaxX + 80, y: centerPoint.y + 50 },
{ x: polygonMaxX + 110, y: centerPoint.y },
{ x: polygonMaxX + 80, y: centerPoint.y - 50 },
{ x: polygonMaxX + 80, y: centerPoint.y - 20 },
{ x: polygonMaxX + 50, y: centerPoint.y - 20 },
]
stickeyPoint = { x: polygonMaxX + 110, y: centerPoint.y }
break
}
arrow = new QPolygon(points, {
selectable: false,
name: 'arrow',
fill: 'transparent',
stroke: 'black',
direction: direction,
parent: polygon,
stickeyPoint: stickeyPoint,
visible: isFlowDisplay,
pitch: polygon.pitch,
parentId: polygon.id,
})
arrow.setViewLengthText(false)
polygon.arrow = arrow
polygon.canvas.add(arrow)
polygon.canvas.renderAll()
drawDirectionStringToArrow(polygon.canvas, 0)
}
/**
* 방향을 나타낸 화살표에 각도에 따라 글씨 추가
* @param canvas
* @param compass
*/
const drawDirectionStringToArrow = (canvas, compass = 0) => {
const arrows = canvas?.getObjects().filter((obj) => obj.name === 'arrow')
if (arrows.length === 0) {
return
}
const eastArrows = arrows.filter((arrow) => arrow.direction === 'east')
const westArrows = arrows.filter((arrow) => arrow.direction === 'west')
const northArrows = arrows.filter((arrow) => arrow.direction === 'north')
const southArrows = arrows.filter((arrow) => arrow.direction === 'south')
let southText = '南'
let eastText = '東'
let westText = '西'
let northText = '北'
if (compass === 0 || compass === 360) {
// 남,동,서 가능
// 그대로
} else if (compass < 45) {
//남(남남동),동(동북동),서(서남서) 가능
//북(북북서)
southText = '南南東'
eastText = '東北東'
westText = '西南西'
northText = '北北西'
} else if (compass === 45) {
// 남, 서 가능
// 남(남동)
// 서(남서)
// 북(북서)
// 동(북동)
southText = '南東'
westText = '南西'
northText = '北西'
eastText = '北東'
} else if (compass < 90) {
// 북(서북서)
// 동 (북북동)
// 남(동남동)
// 서(남남서)
northText = '北西北'
eastText = '北北東'
southText = '東南東'
westText = '南南西'
} else if (compass === 90) {
// 동(북)
// 서(남)
// 남(동)
// 북(서)
eastText = '北'
westText = '南'
southText = '東'
northText = '西'
} else if (compass < 135) {
// 남,서,북 가능
// 동(북북서)
// 서(남남동)
// 남(동북동)
// 북(서남서)
eastText = '北北西'
westText = '南南東'
southText = '東北東'
northText = '西南西'
} else if (compass === 135) {
// 서,북 가능
// 서(남동)
// 북(남서)
// 남(북동)
// 동(북서)
westText = '南東'
northText = '南西'
southText = '北東'
eastText = '北西'
} else if (compass < 180) {
// 북,동,서 가능
// 북(남남서)
// 동(서북서)
// 남(북북동)
// 서(동남동)
northText = '南南西'
eastText = '西北西'
southText = '北北東'
westText = '東南東'
} else if (compass === 180) {
// 북,동,서 가능
// 북(남)
// 동(서)
// 남(북)
// 서(동)
northText = '南'
eastText = '西'
southText = '北'
westText = '東'
} else if (compass < 225) {
// 서,북,동 가능
// 북(남남동)
// 동(서남서)
// 남(북북서)
// 서(동남동)
northText = '南南東'
eastText = '西南西'
southText = '北北西'
westText = '東南東'
} else if (compass === 225) {
// 북,동 가능
// 북(남동)
// 동(남서)
// 남(북서)
// 서(북동)
northText = '南東'
eastText = '南西'
southText = '北西'
westText = '北東'
} else if (compass < 270) {
// 북동남 가능
// 북(동남동)
// 동(남남서)
// 남(서북서)
// 서(북북동)
northText = '東南東'
eastText = '南南西'
southText = '西北西'
westText = '北北東'
} else if (compass === 270) {
// 북동남 가능
// 북(동)
// 동(남)
// 남(서)
// 서(북)
northText = '東'
eastText = '南'
southText = '西'
westText = '北'
} else if (compass < 315) {
// 북,동,남 가능
// 북(동북동)
// 동(남남동)
// 남(서남서)
// 서(북북서)
northText = '東北東'
eastText = '南南東'
southText = '西南西'
westText = '北北西'
} else if (compass === 315) {
// 동,남 가능
// 북(북동)
// 동(남동)
// 남(남서)
// 서(북서)
northText = '北東'
eastText = '南東'
southText = '南西'
westText = '北西'
} else if (compass < 360) {
// 남,동,서 가능
// 북(북북동)
// 동(동남동)
// 남(남남서)
// 서(서북서)
northText = '北北東'
eastText = '東南東'
southText = '南南西'
westText = '西北西'
}
clearFlowText(canvas)
addTextByArrows(eastArrows, eastText, canvas)
addTextByArrows(westArrows, westText, canvas)
addTextByArrows(northArrows, northText, canvas)
addTextByArrows(southArrows, southText, canvas)
}
const clearFlowText = (canvas) => {
const texts = canvas.getObjects().filter((obj) => obj.name === 'flowText')
texts.forEach((text) => {
canvas.remove(text)
})
}
const addTextByArrows = (arrows, txt, canvas) => {
arrows.forEach((arrow, index) => {
// const textStr = `${txt}${index + 1} (${currentAngleType === ANGLE_TYPE.SLOPE ? arrow.pitch : getDegreeByChon(arrow.pitch)}${pitchText})`
const textStr = `${txt} (${currentAngleType === ANGLE_TYPE.SLOPE ? arrow.pitch : getDegreeByChon(arrow.pitch)}${pitchText})`
const text = new fabric.Text(`${textStr}`, {
fontSize: flowFontOptions.fontSize.value,
fill: flowFontOptions.fontColor.value,
fontFamily: flowFontOptions.fontFamily.value,
fontWeight: flowFontOptions.fontWeight.value,
pitch: arrow.pitch,
originX: 'center',
originY: 'center',
name: 'flowText',
originText: `${txt}${index + 1}`,
selectable: false,
left: arrow.stickeyPoint.x,
top: arrow.stickeyPoint.y,
parent: arrow,
parentId: arrow.id,
visible: isFlowDisplay,
})
canvas.add(text)
})
}
const splitPolygonWithLines = (polygon) => {
polygon.set({ visible: false })
let innerLines = [...polygon.innerLines]
let polygonLines = [...polygon.lines]
const roofs = []
let delIndexs = []
let newLines = []
polygonLines.forEach((line, index) => {
line.tempIndex = index
innerLines.forEach((innerLine) => {
let newLine1, newLine2
if (isPointOnLine(line, innerLine.startPoint)) {
// 해당 line을 startPoint로 나눈 line2개를 canvas에 추가 하고 기존 line을 제거한다.
newLine1 = new QLine([line.x1, line.y1, innerLine.startPoint.x, innerLine.startPoint.y], {
fontSize: polygon.fontSize,
stroke: 'black',
strokeWidth: 3,
})
newLine2 = new QLine([innerLine.startPoint.x, innerLine.startPoint.y, line.x2, line.y2], {
fontSize: polygon.fontSize,
stroke: 'black',
strokeWidth: 3,
})
delIndexs.push(polygonLines.indexOf(line))
canvas.remove(polygonLines[polygonLines.indexOf(line)])
if (newLine1.length / 10 > 10) {
newLines.push(newLine1)
}
if (newLine2.length / 10 > 10) {
newLines.push(newLine2)
}
}
if (isPointOnLine(line, innerLine.endPoint)) {
newLine1 = new QLine([line.x1, line.y1, innerLine.endPoint.x, innerLine.endPoint.y], {
fontSize: polygon.fontSize,
stroke: 'black',
strokeWidth: 3,
})
newLine2 = new QLine([innerLine.endPoint.x, innerLine.endPoint.y, line.x2, line.y2], {
fontSize: polygon.fontSize,
stroke: 'black',
strokeWidth: 3,
})
delIndexs.push(polygonLines.indexOf(line))
canvas.remove(polygonLines[polygonLines.indexOf(line)])
if (newLine1.length / 10 > 10) {
newLines.push(newLine1)
}
if (newLine2.length / 10 > 10) {
newLines.push(newLine2)
}
}
})
})
polygonLines = polygonLines.filter((line) => !delIndexs.includes(line.tempIndex))
polygonLines = [...polygonLines, ...newLines]
const allLines = [...polygonLines, ...innerLines]
/**
* 왼쪽 상단을 startPoint로 전부 변경
*/
allLines.forEach((line) => {
let startPoint // 시작점
let endPoint // 끝점
if (line.x1 < line.x2) {
startPoint = { x: line.x1, y: line.y1 }
endPoint = { x: line.x2, y: line.y2 }
} else if (line.x1 > line.x2) {
startPoint = { x: line.x2, y: line.y2 }
endPoint = { x: line.x1, y: line.y1 }
} else {
if (line.y1 < line.y2) {
startPoint = { x: line.x1, y: line.y1 }
endPoint = { x: line.x2, y: line.y2 }
} else {
startPoint = { x: line.x2, y: line.y2 }
endPoint = { x: line.x1, y: line.y1 }
}
}
line.startPoint = startPoint
line.endPoint = endPoint
})
polygonLines.forEach((line) => {
const startPoint = line.startPoint // 시작점
let arrivalPoint = line.endPoint // 도착점
let currentPoint = startPoint
const roofPoints = [startPoint]
const startLine = line
const visitPoints = [startPoint]
const visitLines = [startLine]
let cnt = 0
while (!isSamePoint(currentPoint, arrivalPoint)) {
let nextLines = allLines.filter(
(line2) =>
(isSamePoint(line2.startPoint, currentPoint) || isSamePoint(line2.endPoint, currentPoint)) &&
line !== line2 &&
innerLines.includes(line2) &&
!visitLines.includes(line2),
)
if (nextLines.length === 0) {
nextLines = allLines.filter(
(line2) =>
(isSamePoint(line2.startPoint, currentPoint) || isSamePoint(line2.endPoint, currentPoint)) &&
line !== line2 &&
!visitLines.includes(line2),
)
}
if (!nextLines) {
break
}
let comparisonPoints = []
nextLines.forEach((nextLine) => {
if (isSamePoint(nextLine.startPoint, currentPoint)) {
comparisonPoints.push(nextLine.endPoint)
} else {
comparisonPoints.push(nextLine.startPoint)
}
})
comparisonPoints = comparisonPoints.filter((point) => !visitPoints.some((visitPoint) => isSamePoint(visitPoint, point)))
comparisonPoints = comparisonPoints.filter((point) => !isSamePoint(point, currentPoint))
const minDistancePoint = comparisonPoints.reduce((prev, current) => {
const prevDistance = Math.sqrt(Math.pow(prev.x - arrivalPoint.x, 2) + Math.pow(prev.y - arrivalPoint.y, 2))
const currentDistance = Math.sqrt(Math.pow(current.x - arrivalPoint.x, 2) + Math.pow(current.y - arrivalPoint.y, 2))
return prevDistance < currentDistance ? prev : current
}, comparisonPoints[0])
nextLines.forEach((nextLine) => {
if (isSamePoint(nextLine.startPoint, minDistancePoint) || isSamePoint(nextLine.endPoint, minDistancePoint)) {
visitLines.push(nextLine)
}
})
currentPoint = { ...minDistancePoint }
roofPoints.push(currentPoint)
cnt++
if (cnt > 100) {
throw new Error('무한루프')
}
}
roofs.push(roofPoints)
})
const newRoofs = removeDuplicatePolygons(roofs)
newRoofs.forEach((roofPoint, index) => {
let defense, pitch
const polygonLines = [...polygon.lines]
let representLines = []
let representLine
// 지붕을 그리면서 기존 polygon의 line중 연결된 line을 찾는다.
polygonLines.forEach((line) => {
let startFlag = false
let endFlag = false
const startPoint = line.startPoint
const endPoint = line.endPoint
roofPoint.forEach((point, index) => {
if (isSamePoint(point, startPoint)) {
startFlag = true
}
if (isSamePoint(point, endPoint)) {
endFlag = true
}
})
if (startFlag && endFlag) {
if (!representLines.includes(line)) {
representLines.push(line)
}
}
})
// representLines중 가장 긴 line을 찾는다.
representLines.forEach((line) => {
if (!representLine) {
representLine = line
} else {
if (representLine.length < line.length) {
representLine = line
}
}
})
const direction = newRoofs.length === 1 ? polygon.direction : representLine.direction
const polygonDirection = polygon.direction
switch (direction) {
case 'top':
defense = 'east'
break
case 'right':
defense = 'south'
break
case 'bottom':
defense = 'west'
break
case 'left':
defense = 'north'
break
}
pitch = polygon.lines[index].attributes?.pitch ?? 0
const roof = new QPolygon(roofPoint, {
fontSize: polygon.fontSize,
stroke: 'black',
fill: 'transparent',
strokeWidth: 3,
name: POLYGON_TYPE.ROOF,
originX: 'center',
originY: 'center',
selectable: true,
defense: defense,
direction: newRoofs.length === 1 ? polygonDirection : defense,
pitch: pitch,
})
//allLines중 생성된 roof와 관련있는 line을 찾는다.
roof.lines = [...polygon.lines, ...polygon.innerLines].filter((line) => {
let startFlag = false
let endFlag = false
const startPoint = line.startPoint
const endPoint = line.endPoint
roofPoint.forEach((point, index) => {
if (isSamePoint(point, startPoint)) {
startFlag = true
}
if (isSamePoint(point, endPoint)) {
endFlag = true
}
})
return startFlag && endFlag
})
canvas.add(roof)
addLengthText(roof)
canvas.remove(polygon)
canvas.renderAll()
})
}
return {
addPolygon,
addPolygonByLines,
removePolygon,
drawDirectionArrow,
addLengthText,
splitPolygonWithLines,
}
}