diff --git a/packages/svgcanvas/core/elem-get-set.js b/packages/svgcanvas/core/elem-get-set.js
index ad67464c..dd7bbdcb 100644
--- a/packages/svgcanvas/core/elem-get-set.js
+++ b/packages/svgcanvas/core/elem-get-set.js
@@ -655,14 +655,31 @@ const setStrokeAttrMethod = (attr, val) => {
   }
 }
 
+const getSelectedTextElements = () => {
+  return svgCanvas.getSelectedElements().filter(el => el?.tagName === 'text')
+}
+
+const getChangedTextElements = (textElements, attr, newValue) => {
+  const normalizedValue = String(newValue)
+  return textElements.filter((elem) => {
+    const oldValue = attr === '#text' ? elem.textContent : elem.getAttribute(attr)
+    return (oldValue || '') !== normalizedValue
+  })
+}
+
+const notifyTextChange = (textElements) => {
+  if (textElements.length > 0) {
+    svgCanvas.call('changed', textElements)
+  }
+}
+
 /**
  * Check if all selected text elements are in bold.
  * @function module:svgcanvas.SvgCanvas#getBold
  * @returns {boolean} `true` if all selected elements are bold, `false` otherwise.
  */
 const getBoldMethod = () => {
-  const selectedElements = svgCanvas.getSelectedElements()
-  const textElements = selectedElements.filter(el => el?.tagName === 'text')
+  const textElements = getSelectedTextElements()
   return textElements.every(el => el.getAttribute('font-weight') === 'bold')
 }
 
@@ -673,12 +690,16 @@ const getBoldMethod = () => {
  * @returns {void}
  */
 const setBoldMethod = (b) => {
-  const selectedElements = svgCanvas.getSelectedElements()
-  const textElements = selectedElements.filter(el => el?.tagName === 'text')
-  svgCanvas.changeSelectedAttribute('font-weight', b ? 'bold' : 'normal', textElements)
+  const textElements = getSelectedTextElements()
+  const value = b ? 'bold' : 'normal'
+  const changedTextElements = getChangedTextElements(textElements, 'font-weight', value)
+  if (changedTextElements.length > 0) {
+    svgCanvas.changeSelectedAttribute('font-weight', value, changedTextElements)
+  }
   if (!textElements.some(el => el.textContent)) {
     svgCanvas.textActions.setCursor()
   }
+  notifyTextChange(changedTextElements)
 }
 
 /**
@@ -686,8 +707,7 @@ const setBoldMethod = (b) => {
  * @returns {boolean} Indicates whether or not elements have the text decoration value
  */
 const hasTextDecorationMethod = (value) => {
-  const selectedElements = svgCanvas.getSelectedElements()
-  const textElements = selectedElements.filter(el => el?.tagName === 'text')
+  const textElements = getSelectedTextElements()
   return textElements.every(el => (el.getAttribute('text-decoration') || '').includes(value))
 }
 
@@ -698,8 +718,7 @@ const hasTextDecorationMethod = (value) => {
  */
 const addTextDecorationMethod = (value) => {
   const { ChangeElementCommand, BatchCommand } = svgCanvas.history
-  const selectedElements = svgCanvas.getSelectedElements()
-  const textElements = selectedElements.filter(el => el?.tagName === 'text')
+  const textElements = getSelectedTextElements()
 
   const batchCmd = new BatchCommand()
   textElements.forEach(elem => {
@@ -726,8 +745,7 @@ const addTextDecorationMethod = (value) => {
  */
 const removeTextDecorationMethod = (value) => {
   const { ChangeElementCommand, BatchCommand } = svgCanvas.history
-  const selectedElements = svgCanvas.getSelectedElements()
-  const textElements = selectedElements.filter(el => el?.tagName === 'text')
+  const textElements = getSelectedTextElements()
 
   const batchCmd = new BatchCommand()
   textElements.forEach(elem => {
@@ -750,8 +768,7 @@ const removeTextDecorationMethod = (value) => {
  * @returns {boolean} `true` if all selected elements are in italics, `false` otherwise.
  */
 const getItalicMethod = () => {
-  const selectedElements = svgCanvas.getSelectedElements()
-  const textElements = selectedElements.filter(el => el?.tagName === 'text')
+  const textElements = getSelectedTextElements()
   return textElements.every(el => el.getAttribute('font-style') === 'italic')
 }
 
@@ -762,12 +779,16 @@ const getItalicMethod = () => {
  * @returns {void}
  */
 const setItalicMethod = (i) => {
-  const selectedElements = svgCanvas.getSelectedElements()
-  const textElements = selectedElements.filter(el => el?.tagName === 'text')
-  svgCanvas.changeSelectedAttribute('font-style', i ? 'italic' : 'normal', textElements)
+  const textElements = getSelectedTextElements()
+  const value = i ? 'italic' : 'normal'
+  const changedTextElements = getChangedTextElements(textElements, 'font-style', value)
+  if (changedTextElements.length > 0) {
+    svgCanvas.changeSelectedAttribute('font-style', value, changedTextElements)
+  }
   if (!textElements.some(el => el.textContent)) {
     svgCanvas.textActions.setCursor()
   }
+  notifyTextChange(changedTextElements)
 }
 
 /**
@@ -776,9 +797,12 @@ const setItalicMethod = (i) => {
  * @returns {void}
  */
 const setTextAnchorMethod = (value) => {
-  const selectedElements = svgCanvas.getSelectedElements()
-  const textElements = selectedElements.filter(el => el?.tagName === 'text')
-  svgCanvas.changeSelectedAttribute('text-anchor', value, textElements)
+  const textElements = getSelectedTextElements()
+  const changedTextElements = getChangedTextElements(textElements, 'text-anchor', value)
+  if (changedTextElements.length > 0) {
+    svgCanvas.changeSelectedAttribute('text-anchor', value, changedTextElements)
+  }
+  notifyTextChange(changedTextElements)
 }
 
 /**
@@ -787,12 +811,15 @@ const setTextAnchorMethod = (value) => {
  * @returns {void}
  */
 const setLetterSpacingMethod = (value) => {
-  const selectedElements = svgCanvas.getSelectedElements()
-  const textElements = selectedElements.filter(el => el?.tagName === 'text')
-  svgCanvas.changeSelectedAttribute('letter-spacing', value, textElements)
+  const textElements = getSelectedTextElements()
+  const changedTextElements = getChangedTextElements(textElements, 'letter-spacing', value)
+  if (changedTextElements.length > 0) {
+    svgCanvas.changeSelectedAttribute('letter-spacing', value, changedTextElements)
+  }
   if (!textElements.some(el => el.textContent)) {
     svgCanvas.textActions.setCursor()
   }
+  notifyTextChange(changedTextElements)
 }
 
 /**
@@ -801,12 +828,15 @@ const setLetterSpacingMethod = (value) => {
  * @returns {void}
  */
 const setWordSpacingMethod = (value) => {
-  const selectedElements = svgCanvas.getSelectedElements()
-  const textElements = selectedElements.filter(el => el?.tagName === 'text')
-  svgCanvas.changeSelectedAttribute('word-spacing', value, textElements)
+  const textElements = getSelectedTextElements()
+  const changedTextElements = getChangedTextElements(textElements, 'word-spacing', value)
+  if (changedTextElements.length > 0) {
+    svgCanvas.changeSelectedAttribute('word-spacing', value, changedTextElements)
+  }
   if (!textElements.some(el => el.textContent)) {
     svgCanvas.textActions.setCursor()
   }
+  notifyTextChange(changedTextElements)
 }
 
 /**
@@ -815,12 +845,15 @@ const setWordSpacingMethod = (value) => {
  * @returns {void}
  */
 const setTextLengthMethod = (value) => {
-  const selectedElements = svgCanvas.getSelectedElements()
-  const textElements = selectedElements.filter(el => el?.tagName === 'text')
-  svgCanvas.changeSelectedAttribute('textLength', value, textElements)
+  const textElements = getSelectedTextElements()
+  const changedTextElements = getChangedTextElements(textElements, 'textLength', value)
+  if (changedTextElements.length > 0) {
+    svgCanvas.changeSelectedAttribute('textLength', value, changedTextElements)
+  }
   if (!textElements.some(el => el.textContent)) {
     svgCanvas.textActions.setCursor()
   }
+  notifyTextChange(changedTextElements)
 }
 
 /**
@@ -829,12 +862,15 @@ const setTextLengthMethod = (value) => {
  * @returns {void}
  */
 const setLengthAdjustMethod = (value) => {
-  const selectedElements = svgCanvas.getSelectedElements()
-  const textElements = selectedElements.filter(el => el?.tagName === 'text')
-  svgCanvas.changeSelectedAttribute('lengthAdjust', value, textElements)
+  const textElements = getSelectedTextElements()
+  const changedTextElements = getChangedTextElements(textElements, 'lengthAdjust', value)
+  if (changedTextElements.length > 0) {
+    svgCanvas.changeSelectedAttribute('lengthAdjust', value, changedTextElements)
+  }
   if (!textElements.some(el => el.textContent)) {
     svgCanvas.textActions.setCursor()
   }
+  notifyTextChange(changedTextElements)
 }
 
 /**
@@ -852,13 +888,16 @@ const getFontFamilyMethod = () => {
 * @returns {void}
 */
 const setFontFamilyMethod = (val) => {
-  const selectedElements = svgCanvas.getSelectedElements()
-  const textElements = selectedElements.filter(el => el?.tagName === 'text')
+  const textElements = getSelectedTextElements()
+  const changedTextElements = getChangedTextElements(textElements, 'font-family', val)
   svgCanvas.setCurText('font_family', val)
-  svgCanvas.changeSelectedAttribute('font-family', val, textElements)
+  if (changedTextElements.length > 0) {
+    svgCanvas.changeSelectedAttribute('font-family', val, changedTextElements)
+  }
   if (!textElements.some(el => el.textContent)) {
     svgCanvas.textActions.setCursor()
   }
+  notifyTextChange(changedTextElements)
 }
 
 /**
@@ -868,8 +907,13 @@ const setFontFamilyMethod = (val) => {
 * @returns {void}
 */
 const setFontColorMethod = (val) => {
+  const textElements = getSelectedTextElements()
+  const changedTextElements = getChangedTextElements(textElements, 'fill', val)
   svgCanvas.setCurText('fill', val)
-  svgCanvas.changeSelectedAttribute('fill', val)
+  if (changedTextElements.length > 0) {
+    svgCanvas.changeSelectedAttribute('fill', val, changedTextElements)
+  }
+  notifyTextChange(changedTextElements)
 }
 
 /**
@@ -895,12 +939,16 @@ const getFontSizeMethod = () => {
 * @returns {void}
 */
 const setFontSizeMethod = (val) => {
-  const selectedElements = svgCanvas.getSelectedElements()
+  const textElements = getSelectedTextElements()
+  const changedTextElements = getChangedTextElements(textElements, 'font-size', val)
   svgCanvas.setCurText('font_size', val)
-  svgCanvas.changeSelectedAttribute('font-size', val)
-  if (!selectedElements[0]?.textContent) {
+  if (changedTextElements.length > 0) {
+    svgCanvas.changeSelectedAttribute('font-size', val, changedTextElements)
+  }
+  if (!textElements.some(el => el.textContent)) {
     svgCanvas.textActions.setCursor()
   }
+  notifyTextChange(changedTextElements)
 }
 
 /**
diff --git a/tests/unit/elem-get-set.test.js b/tests/unit/elem-get-set.test.js
index faf8cd6d..0f0b263a 100644
--- a/tests/unit/elem-get-set.test.js
+++ b/tests/unit/elem-get-set.test.js
@@ -1,4 +1,4 @@
-import { beforeEach, afterEach, describe, expect, it } from 'vitest'
+import { beforeEach, afterEach, describe, expect, it, vi } from 'vitest'
 import { NS } from '../../packages/svgcanvas/core/namespaces.js'
 import * as history from '../../packages/svgcanvas/core/history.js'
 import dataStorage from '../../packages/svgcanvas/core/dataStorage.js'
@@ -35,7 +35,8 @@ describe('elem-get-set', () => {
         clear () {}
       },
       runExtensions () {},
-      call () {},
+      call: vi.fn(),
+      changeSelectedAttribute: vi.fn(),
       getDOMDocument () { return document },
       getSvgContent () { return svgContent },
       getSelectedElements () { return this.selectedElements || [] },
@@ -51,6 +52,10 @@ describe('elem-get-set', () => {
       },
       addCommandToHistory (cmd) {
         historyStack.push(cmd)
+      },
+      setCurText () {},
+      textActions: {
+        setCursor () {}
       }
     }
     svgContent.setAttribute('width', '100')
@@ -232,4 +237,43 @@ describe('elem-get-set', () => {
     expect(localCanvas.contentW).toBe(200)
     expect(localCanvas.contentH).toBe(150)
   })
+
+  it('setBold() emits changed only for modified text elements', () => {
+    const text = createSvgElement('text')
+    text.textContent = 'Hello'
+    const rect = createSvgElement('rect')
+    svgContent.append(text, rect)
+    canvas.selectedElements = [text, rect]
+
+    canvas.setBold(true)
+
+    expect(canvas.changeSelectedAttribute).toHaveBeenCalledWith('font-weight', 'bold', [text])
+    expect(canvas.call).toHaveBeenCalledWith('changed', [text])
+  })
+
+  it('setBold() skips changed event for no-op text updates', () => {
+    const text = createSvgElement('text')
+    text.textContent = 'Hello'
+    text.setAttribute('font-weight', 'bold')
+    svgContent.append(text)
+    canvas.selectedElements = [text]
+
+    canvas.setBold(true)
+
+    expect(canvas.changeSelectedAttribute).not.toHaveBeenCalled()
+    expect(canvas.call).not.toHaveBeenCalled()
+  })
+
+  it('setFontColor() ignores non-text selections when emitting changed', () => {
+    const text = createSvgElement('text')
+    text.textContent = 'Hello'
+    const rect = createSvgElement('rect')
+    svgContent.append(text, rect)
+    canvas.selectedElements = [text, rect]
+
+    canvas.setFontColor('#f00')
+
+    expect(canvas.changeSelectedAttribute).toHaveBeenCalledWith('fill', '#f00', [text])
+    expect(canvas.call).toHaveBeenCalledWith('changed', [text])
+  })
 })