贝塞尔曲线工具 工具选项 贝塞尔曲线工具 You can draw curves by using this tool. Click the to indicate the starting point of the curve, then click again for consecutive control points of the cu...
直线工具 快捷键和粘滞键 工具选项 直线工具 This tool is used to draw lines. Click the to indicate the first endpoint, keep the button pressed, drag to the second endpoint and release the butto...