fix: hide per-image toolbars during multi-select

components/canvas/nodes/ImageNode.tsx

@@ -229,6 +229,7 @@ interface ImageNodeProps {
 
 export function ImageNode({ node, isSelected }: ImageNodeProps) {
   const data = node.data as ImageNodeData;
+  const selectedNodeIds = useCanvasStore((state) => state.selectedNodeIds);
   const [isHovered, setIsHovered] = useState(false);
   const [isProcessing, setIsProcessing] = useState(false);
   const [angleDialogOpen, setAngleDialogOpen] = useState(false);
@@ -390,6 +391,7 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
     setPickerMode(false);
   }, [setPickerMode]);
   const displayTitle = getImageNodeTitle(data, node.id);
+  const isMultiSelected = isSelected && selectedNodeIds.length > 1;
 
   const animateAddToChat = useCallback(async () => {
     if (!containerRef.current || !data.src || typeof window === "undefined") {
@@ -1427,7 +1429,7 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
   return (
     <>
       {/* 选中时在图片上方显示标题 */}
-      {isSelected && data.src && (
+      {isSelected && !isMultiSelected && data.src && (
         <div className="absolute -top-7 left-0 right-0 flex items-center text-xs text-muted-foreground px-1 z-10">
           <div className="flex items-center gap-1 min-w-0">
             <ImagePlus className="h-3 w-3" />
@@ -1772,7 +1774,7 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
       </Dialog>
       
       {/* 工具栏使用 Portal 渲染到 body，避免被裁剪 */}
-      {isSelected && data.src && !isEditingTitle && typeof document !== 'undefined' && createPortal(
+      {isSelected && !isMultiSelected && data.src && !isEditingTitle && typeof document !== 'undefined' && createPortal(
         <TooltipProvider delayDuration={200}>
           <div 
             className="fixed flex items-center gap-0.5 rounded-full shadow-xl px-2 py-1 z-[9999] bg-white/95 border border-gray-200 text-gray-800 dark:bg-gray-900/95 dark:border-gray-700 dark:text-gray-100"