diff --git a/src/components/fabric/QLine.js b/src/components/fabric/QLine.js
index 9604ec7c..55765279 100644
--- a/src/components/fabric/QLine.js
+++ b/src/components/fabric/QLine.js
@@ -11,6 +11,7 @@ export const QLine = fabric.util.createClass(fabric.Line, {
   direction: null,
   idx: 0,
   area: 0,
+  children: [],
   initialize: function (points, options, canvas) {
     this.callSuper('initialize', points, { ...options, selectable: options.selectable ?? false })
     if (options.id) {
@@ -122,6 +123,7 @@ export const QLine = fabric.util.createClass(fabric.Line, {
       lockRotation: true,
       lockScalingX: true,
       lockScalingY: true,
+      parent: this,
       name: 'lengthText',
     })
 
diff --git a/src/components/fabric/QPolygon.js b/src/components/fabric/QPolygon.js
index 28a7d84a..c5093f91 100644
--- a/src/components/fabric/QPolygon.js
+++ b/src/components/fabric/QPolygon.js
@@ -17,6 +17,7 @@ export const QPolygon = fabric.util.createClass(fabric.Polygon, {
   cells: [],
   parentId: null,
   innerLines: [],
+  children: [],
   initialize: function (points, options, canvas) {
     // 소수점 전부 제거
     points.forEach((point) => {
@@ -195,6 +196,7 @@ export const QPolygon = fabric.util.createClass(fabric.Polygon, {
         lockScalingY: true,
         idx: i,
         name: 'lengthText',
+        parent: this,
       })
 
       this.texts.push(text)
@@ -271,6 +273,7 @@ export const QPolygon = fabric.util.createClass(fabric.Polygon, {
             name: 'cell',
             idx: idx,
             parentId: this.id,
+            parent: this,
           })
 
           idx++
diff --git a/src/hooks/useCanvas.js b/src/hooks/useCanvas.js
index abcb22cc..42fe035d 100644
--- a/src/hooks/useCanvas.js
+++ b/src/hooks/useCanvas.js
@@ -179,25 +179,6 @@ export function useCanvas(id) {
     })
   }
 
-  /**
-   * 선택한 도형을 삭제한다.
-   */
-  const handleDelete = () => {
-    const targets = canvas?.getActiveObjects()
-    if (targets?.length === 0) {
-      alert('삭제할 대상을 선택해주세요.')
-      return
-    }
-
-    if (!confirm('정말로 삭제하시겠습니까?')) {
-      return
-    }
-
-    targets?.forEach((target) => {
-      canvas?.remove(target)
-    })
-  }
-
   /**
    * 페이지 내 캔버스 저장
    * todo : 현재는 localStorage에 그냥 저장하지만 나중에 변경해야함
@@ -469,7 +450,6 @@ export function useCanvas(id) {
     handleUndo,
     handleRedo,
     handleCopy,
-    handleDelete,
     handleSave,
     handlePaste,
     handleRotate,
diff --git a/src/hooks/useCanvasEvent.js b/src/hooks/useCanvasEvent.js
index ea5256e6..89a15b3a 100644
--- a/src/hooks/useCanvasEvent.js
+++ b/src/hooks/useCanvasEvent.js
@@ -12,16 +12,112 @@ export function useCanvasEvent() {
   // 기본적인 이벤트 필요시 추가
   const attachDefaultEventOnCanvas = () => {
     removeEventOnCanvas()
-    canvas?.on('object:added', onChange)
-    canvas?.on('object:added', addEventOnObject)
-    canvas?.on('object:modified', onChange)
-    canvas?.on('object:removed', onChange)
+    canvas?.on('object:added', objectEvent.onChange)
+    canvas?.on('object:added', objectEvent.addEvent)
+    canvas?.on('object:modified', objectEvent.onChange)
+    canvas?.on('object:removed', objectEvent.onChange)
     canvas?.on('selection:cleared', selectionEvent.cleared)
     canvas?.on('selection:created', selectionEvent.created)
     canvas?.on('selection:updated', selectionEvent.updated)
     canvas?.on('object:added', () => {
       document.addEventListener('keydown', handleKeyDown)
     })
+    canvas?.on('object:removed', objectEvent.removed)
+  }
+
+  const objectEvent = {
+    onChange: (e) => {
+      const target = e.target
+      if (target) {
+        // settleDown(target)
+      }
+    },
+    addEvent: (e) => {
+      const target = e.target
+
+      if (target.type === 'QPolygon' || target.type === 'QLine') {
+        const textObjs = canvas?.getObjects().filter((obj) => obj.name === 'lengthText')
+        textObjs.forEach((obj) => {
+          obj.bringToFront()
+        })
+      }
+
+      if (target.name === 'cell') {
+        target.on('mousedown', () => {
+          if (target.get('selected')) {
+            target.set({ selected: false })
+            target.set({ fill: '#BFFD9F' })
+          } else {
+            target.set({ selected: true })
+            target.set({ fill: 'red' })
+          }
+          canvas?.renderAll()
+        })
+      }
+
+      if (target.name === 'trestle') {
+        target.on('mousedown', () => {
+          if (target.defense === 'north') {
+            alert('북쪽은 선택 불가합니다.')
+            return
+          }
+          if (target.get('selected')) {
+            target.set({ strokeWidth: 1 })
+            target.set({ strokeDashArray: [5, 5] })
+            target.set({ selected: false })
+          } else {
+            target.set({ strokeWidth: 5 })
+            target.set({ strokeDashArray: [0, 0] })
+            target.set({ selected: true })
+          }
+          canvas?.renderAll()
+        })
+      }
+
+      if (target.name === 'lengthText') {
+        const x = target.left
+        const y = target.top
+        target.on('selected', (e) => {
+          Object.keys(target.controls).forEach((controlKey) => {
+            target.setControlVisible(controlKey, false)
+          })
+        })
+        target.on('moving', (e) => {
+          if (target.parentDirection === 'left' || target.parentDirection === 'right') {
+            const minX = target.minX
+            const maxX = target.maxX
+
+            if (target.left <= minX) {
+              target.set({ left: minX, top: y })
+            } else if (target.left >= maxX) {
+              target.set({ left: maxX, top: y })
+            } else {
+              target.set({ top: y })
+            }
+          } else if (target.parentDirection === 'top' || target.parentDirection === 'bottom') {
+            const minY = target.minY
+            const maxY = target.maxY
+
+            if (target.top <= minY) {
+              target.set({ left: x, top: minY })
+            } else if (target.top >= maxY) {
+              target.set({ left: x, top: maxY })
+            } else {
+              target.set({ left: x })
+            }
+          }
+          canvas?.renderAll()
+        })
+      }
+    },
+    removed: (e) => {
+      const whiteList = ['mouseLine', 'guideLine']
+
+      if (whiteList.includes(e.target.name)) {
+        return
+      }
+      console.log('removed', e)
+    },
   }
 
   const selectionEvent = {
@@ -38,146 +134,15 @@ export function useCanvasEvent() {
     },
   }
 
-  const onChange = (e) => {
-    const target = e.target
-    if (target) {
-      // settleDown(target)
-    }
-  }
-
   const removeEventOnCanvas = () => {
     canvas?.off('object:added')
     canvas?.off('object:modified')
     canvas?.off('object:removed')
-    canvas?.off('object:added')
     canvas?.off('selection:cleared')
     canvas?.off('selection:created')
     canvas?.off('selection:updated')
   }
 
-  const addEventOnObject = (e) => {
-    const target = e.target
-
-    if (target.type === 'QPolygon' || target.type === 'QLine') {
-      const textObjs = canvas?.getObjects().filter((obj) => obj.name === 'lengthText')
-      textObjs.forEach((obj) => {
-        obj.bringToFront()
-      })
-    }
-
-    if (target.name === 'cell') {
-      target.on('mousedown', () => {
-        if (target.get('selected')) {
-          target.set({ selected: false })
-          target.set({ fill: '#BFFD9F' })
-        } else {
-          target.set({ selected: true })
-          target.set({ fill: 'red' })
-        }
-        canvas?.renderAll()
-      })
-    }
-
-    if (target.name === 'trestle') {
-      target.on('mousedown', () => {
-        if (target.defense === 'north') {
-          alert('북쪽은 선택 불가합니다.')
-          return
-        }
-        if (target.get('selected')) {
-          target.set({ strokeWidth: 1 })
-          target.set({ strokeDashArray: [5, 5] })
-          target.set({ selected: false })
-        } else {
-          target.set({ strokeWidth: 5 })
-          target.set({ strokeDashArray: [0, 0] })
-          target.set({ selected: true })
-        }
-        canvas?.renderAll()
-      })
-    }
-
-    if (target.name === 'lengthText') {
-      const x = target.left
-      const y = target.top
-      target.on('selected', (e) => {
-        Object.keys(target.controls).forEach((controlKey) => {
-          target.setControlVisible(controlKey, false)
-        })
-      })
-      target.on('moving', (e) => {
-        if (target.parentDirection === 'left' || target.parentDirection === 'right') {
-          const minX = target.minX
-          const maxX = target.maxX
-
-          if (target.left <= minX) {
-            target.set({ left: minX, top: y })
-          } else if (target.left >= maxX) {
-            target.set({ left: maxX, top: y })
-          } else {
-            target.set({ top: y })
-          }
-        } else if (target.parentDirection === 'top' || target.parentDirection === 'bottom') {
-          const minY = target.minY
-          const maxY = target.maxY
-
-          if (target.top <= minY) {
-            target.set({ left: x, top: minY })
-          } else if (target.top >= maxY) {
-            target.set({ left: x, top: maxY })
-          } else {
-            target.set({ left: x })
-          }
-        }
-        canvas?.renderAll()
-      })
-    }
-  }
-
-  // 마우스 가로, 세로선 그리기
-  const drawMouseLines = (e) => {
-    // 현재 마우스 포인터의 위치를 가져옵니다.
-    const pointer = canvas?.getPointer(e.e)
-
-    // 기존에 그려진 가이드라인을 제거합니다.
-    removeMouseLines()
-
-    if (canvas?.getActiveObject()) {
-      return
-    }
-
-    // 가로선을 그립니다.
-    const horizontalLine = new fabric.Line([0, pointer.y, canvasSize.horizontal, pointer.y], {
-      stroke: 'black',
-      strokeWidth: 1,
-      selectable: false,
-      name: 'mouseLine',
-    })
-
-    // 세로선을 그립니다.
-    const verticalLine = new fabric.Line([pointer.x, 0, pointer.x, canvasSize.vertical], {
-      stroke: 'black',
-      strokeWidth: 1,
-      selectable: false,
-      name: 'mouseLine',
-    })
-
-    // 선들을 캔버스에 추가합니다.
-    canvas?.add(horizontalLine, verticalLine)
-
-    // 캔버스를 다시 그립니다.
-    canvas?.renderAll()
-  }
-
-  //가로, 세로 선 삭제
-  const removeMouseLines = () => {
-    if (canvas?._objects.length > 0) {
-      const mouseLines = canvas?._objects.filter((obj) => obj.name === 'mouseLine')
-      mouseLines.forEach((item) => canvas?.remove(item))
-    }
-    canvas?.renderAll()
-  }
-
   /**
    * 각종 키보드 이벤트
    * https://developer.mozilla.org/en-US/docs/Web/API/UI_Events/Keyboard_event_key_values
@@ -216,6 +181,16 @@ export function useCanvasEvent() {
       case 'Esc': // IE/Edge에서 사용되는 값
       case 'Escape':
         break
+
+      case 'z':
+        if (!e.ctrlKey) {
+          return
+        }
+
+        console.log('뒤로가기')
+
+        break
+
       default:
         return // 키 이벤트를 처리하지 않는다면 종료합니다.
     }
@@ -235,6 +210,7 @@ export function useCanvasEvent() {
     }
 
     targetObj.set({ top: top })
+    targetObj.fire('modified')
     canvas?.renderAll()
   }
 
@@ -251,6 +227,7 @@ export function useCanvasEvent() {
     }
 
     targetObj.set({ top: top })
+    targetObj.fire('modified')
     canvas?.renderAll()
   }
 
@@ -267,6 +244,7 @@ export function useCanvasEvent() {
     }
 
     targetObj.set({ left: left })
+    targetObj.fire('modified')
     canvas?.renderAll()
   }
 
@@ -283,9 +261,29 @@ export function useCanvasEvent() {
     }
 
     targetObj.set({ left: left })
+    targetObj.fire('modified')
     canvas?.renderAll()
   }
 
+  /**
+   * 선택한 도형을 삭제한다.
+   */
+  const handleDelete = () => {
+    const targets = canvas?.getActiveObjects()
+    if (targets?.length === 0) {
+      alert('삭제할 대상을 선택해주세요.')
+      return
+    }
+
+    if (!confirm('정말로 삭제하시겠습니까?')) {
+      return
+    }
+
+    targets?.forEach((target) => {
+      canvas?.remove(target)
+    })
+  }
+
   return {
     setCanvasForEvent,
     attachDefaultEventOnCanvas,