4667602400
新增GetHandleSize() = GetAdaptiveThickness() × 2 统一自适应计算 CreateMDot/CreateAxisHandle/FootDot 从硬编码Width=2改为GetHandleSize() 移除BGA EdgeDot的硬编码2x2覆盖 图像<1000px: 2x2, 1500-2000px: 4x4, 3000px+: 6x6