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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| import { useRef, useEffect } from 'react'; | ||
| import { DragControls } from 'three/examples/jsm/controls/DragControls'; | ||
| import { Vector3 } from 'three'; | ||
|
|
||
| const useObjectDrag = ({ | ||
| modelRef, | ||
| camera, | ||
| domElement, | ||
| setIsDragging, | ||
| setObjectValue, | ||
| pageRendering, | ||
| objectId, | ||
| scaleFactor = 0.05, | ||
| }) => { | ||
| const controlsRef = useRef(); | ||
| const startPosition = useRef(new Vector3()); | ||
| const deltaPosition = useRef(new Vector3()); | ||
|
|
||
| const handlePositionChange = (id, axis, value) => { | ||
| setObjectValue((prev) => ({ | ||
| ...prev, | ||
| [pageRendering]: prev[pageRendering].map((obj) => | ||
| obj.id === id ? { ...obj, [axis]: value } : obj, | ||
| ), | ||
| })); | ||
| }; | ||
|
|
||
| useEffect(() => { | ||
| if (modelRef.current) { | ||
| controlsRef.current = new DragControls( | ||
| [modelRef.current], | ||
| camera, | ||
| domElement, | ||
| ); | ||
|
|
||
| controlsRef.current.addEventListener('dragstart', (event) => { | ||
| if (event.object.material && event.object.material.emissive) { | ||
| event.object.material.emissive.set(0xaaaaaa); | ||
| } | ||
| if (typeof setIsDragging === 'function') { | ||
| setIsDragging(true); | ||
| } | ||
| startPosition.current.copy(event.object.position); | ||
| }); | ||
|
|
||
| controlsRef.current.addEventListener('drag', (event) => { | ||
| const { object } = event; | ||
| object.position.y = 0; // y축 고정 | ||
|
|
||
| deltaPosition.current.set( | ||
| (object.position.x - startPosition.current.x) * scaleFactor, | ||
| 0, | ||
| (object.position.z - startPosition.current.z) * scaleFactor, | ||
| ); | ||
|
|
||
| object.position.x = startPosition.current.x + deltaPosition.current.x; | ||
| object.position.z = startPosition.current.z + deltaPosition.current.z; | ||
|
|
||
| // 여기에서 실시간으로 위치를 저장 | ||
| handlePositionChange(objectId, 'x', Math.round(object.position.x)); | ||
| handlePositionChange(objectId, 'z', Math.round(object.position.z)); | ||
| }); | ||
|
|
||
| controlsRef.current.addEventListener('dragend', (event) => { | ||
| const { object } = event; | ||
|
|
||
| if (object.material && object.material.emissive) { | ||
| object.material.emissive.set(0x000000); | ||
| } | ||
| if (typeof setIsDragging === 'function') { | ||
| setIsDragging(false); | ||
| } | ||
| // 드래그가 끝난 후 최종 위치를 저장 | ||
| handlePositionChange(objectId, 'x', Math.round(object.position.x)); | ||
| handlePositionChange(objectId, 'z', Math.round(object.position.z)); | ||
| }); | ||
|
|
||
| return () => { | ||
| controlsRef.current.dispose(); | ||
| }; | ||
| } | ||
| // 명시적으로 undefined 반환 | ||
| return undefined; | ||
| }, [camera, domElement, modelRef]); | ||
|
|
||
| return controlsRef; | ||
| }; | ||
|
|
||
| export default useObjectDrag; |
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