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이미지 캡쳐 시 해상력 2배

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hyojun.choi 2026-02-02 10:16:26 +09:00
parent 7f7131a256
commit 825fca0fa1
1 changed files with 11 additions and 6 deletions
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17
src/hooks/floorPlan/useImgLoader.js
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@ -58,7 +58,12 @@ export function useImgLoader() {
canvas.renderAll()
const formData = new FormData()
const dataUrl = canvas.toDataURL('image/png')
// 고해상도 캡처를 위해 multiplier 옵션 추가 (2배 해상도)
const multiplier = 2
const dataUrl = canvas.toDataURL({
format: 'png',
multiplier: multiplier,
})
const blobBin = atob(dataUrl.split(',')[1])
const array = []
for (let i = 0; i < blobBin.length; i++) {
@ -69,13 +74,13 @@ export function useImgLoader() {
formData.append('objectNo', currentCanvasPlan.objectNo)
formData.append('planNo', currentCanvasPlan.planNo)
formData.append('type', type)
/** 이미지 크롭 좌표 계산 */
/** 이미지 크롭 좌표 계산 (multiplier 배율 적용) */
const positionObj = getImageCoordinates()
console.log('🚀 ~ handleCanvasToPng ~ positionObj:', positionObj)
formData.append('width', Math.round(positionObj[1].x - positionObj[0].x + 100))
formData.append('height', Math.round(positionObj[1].y - positionObj[0].y + 100))
formData.append('left', Math.round(positionObj[0].x))
formData.append('top', Math.round(positionObj[0].y))
formData.append('width', Math.round((positionObj[1].x - positionObj[0].x + 100) * multiplier))
formData.append('height', Math.round((positionObj[1].y - positionObj[0].y + 100) * multiplier))
formData.append('left', Math.round(positionObj[0].x * multiplier))
formData.append('top', Math.round(positionObj[0].y * multiplier))
console.log('🚀 ~ handleCanvasToPng ~ formData:', formData)
/** 이미지 크롭 요청 */