Function handleWheel

src/renderer/src/components/common/ImageEditor.tsx:192–196

(e: React.WheelEvent<HTMLDivElement>)

  // 处理鼠标滚轮缩放
  const handleWheel = (e: React.WheelEvent<HTMLDivElement>) => {
    e.preventDefault()
    const delta = e.deltaY > 0 ? 0.9 : 1.1
    setScale((prevScale) => Math.max(0.1, Math.min(5, prevScale * delta)))
  }

  // 处理拖拽
  const handlePanStart = (e: React.MouseEvent<HTMLDivElement>) => {