스타일 수정

src/features/editor/utils/textHelpers.ts

@@ -276,6 +276,17 @@ export interface TextPublicTokens {
   styleOverrides: CSSProperties;
 }
 
+const pxToEm = (px: number, base = 16) => `${px / base}em`;
+
+const convertPxStringToEm = (value?: string | null) => {
+  if (!value) return null;
+  const match = value.trim().match(/-?\d+(?:\.\d+)?/);
+  if (!match) return null;
+  const px = parseFloat(match[0]);
+  if (!Number.isFinite(px)) return null;
+  return pxToEm(px);
+};
+
 export function computeTextPublicTokens(props: TextBlockProps): TextPublicTokens {
   const alignClass =
     props.align === "center"
@@ -308,7 +319,15 @@ export function computeTextPublicTokens(props: TextBlockProps): TextPublicTokens
     props.fontSizeCustom &&
     props.fontSizeCustom.trim() !== ""
   ) {
-    styleOverrides.fontSize = props.fontSizeCustom;
+    const fontSizeValue = props.fontSizeCustom.trim();
+    if (fontSizeValue.endsWith("px")) {
+      const fontSizeEm = convertPxStringToEm(fontSizeValue);
+      if (fontSizeEm) {
+        styleOverrides.fontSize = fontSizeEm;
+      }
+    } else {
+      styleOverrides.fontSize = fontSizeValue;
+    }
   }
 
   if (props.colorCustom && props.colorCustom.trim() !== "") {
@@ -319,6 +338,30 @@ export function computeTextPublicTokens(props: TextBlockProps): TextPublicTokens
     styleOverrides.backgroundColor = props.backgroundColorCustom.trim();
   }
 
+  if (props.lineHeightCustom && props.lineHeightCustom.trim() !== "") {
+    const lineHeightValue = props.lineHeightCustom.trim();
+    if (lineHeightValue.endsWith("px")) {
+      const lineHeightEm = convertPxStringToEm(lineHeightValue);
+      if (lineHeightEm) {
+        styleOverrides.lineHeight = lineHeightEm;
+      }
+    } else {
+      styleOverrides.lineHeight = lineHeightValue;
+    }
+  }
+
+  if (props.letterSpacingCustom && props.letterSpacingCustom.trim() !== "") {
+    const letterSpacingValue = props.letterSpacingCustom.trim();
+    if (letterSpacingValue.endsWith("px")) {
+      const letterSpacingEm = convertPxStringToEm(letterSpacingValue);
+      if (letterSpacingEm) {
+        styleOverrides.letterSpacing = letterSpacingEm;
+      }
+    } else {
+      styleOverrides.letterSpacing = letterSpacingValue;
+    }
+  }
+
   return {
     alignClass,
     sizeClass,