底图垂直捕捉
Jump to navigation
Jump to search
Outdated translations are marked like this.
|
|
| Menu location |
|---|
| Draft → Snapping → Perpendicular |
| Workbenches |
| Draft, Arch |
| Default shortcut |
| None |
| Introduced in version |
| - |
| See also |
| Draft Snap, Draft ToggleSnap |
Contents |
Description
描述
此方法将捕捉一条线段、边或二者的延长线，从而创建出对应的垂线段。
将线段的第二个端点捕捉至另一（黄色）线段的延长线上，借此令前者垂直于后者
如何使用
- 确定开启了
Draft ToggleSnap与
Snap Perpendicular。 - 选中底图线段工具进行绘制。先输入第一个端点。
- 将鼠标指针移至某线段或另一个对象的边上，下面来选取垂足（也就是确定线段的第二个端点）。
- 鼠标下的边将变为高亮黄色，且此边上有一个描述垂足的白色小圈；或者小圈位于目标边的延长线上，第二个端点将自动定位于两者的垂足。
- 点击鼠标将创建的第二个端点附于此处。
Draft 
- Basics: Coordinates, Constraining, Snapping (Near, Extension, Parallel, Grid, Endpoint, Midpoint, Perpendicular, Angle, Center, Ortho, Intersection, Special, Dimensions, Working plane)
- Drawing: Line, Wire, Circle, Arc, Ellipse, Polygon, Rectangle, Text, Dimension, BSpline, Point, ShapeString, Facebinder, Bezier Curve, Label
- Modifying: Move, Rotate, Offset, Trimex, Upgrade, Downgrade, Scale, Edit, Wire to BSpline, Add point, Delete point, Shape 2D View, Draft to Sketch, Array, Path Array, Point Array, Clone, Drawing, Mirror, Stretch
- Utilities: Set working plane, Finish line, Close line, Undo line, Toggle construction mode, Toggle continue mode, Apply style, Toggle display mode, Add to group, Select group contents, Toggle snap, Toggle grid, Show snap bar, Heal, Flip Dimension, VisGroup, Slope, AutoGroup, Set Working Plane Proxy, Add to Construction group
- Additional: Preferences, Import-Export Preferences (DXF/DWG, SVG, OCA, DAT); Draft API
User documentation 
- Installation: Windows, Linux, Mac; Getting started
- Basics: About FreeCAD, Workbenches, Preferences, Document structure, Interface Customization, Properties, Mouse Model; Tutorials
- Workbenches: Arch, Draft, FEM, Image, Inspection, Mesh, OpenSCAD, Part, PartDesign, Path, Plot, Points, Raytracing, Reverse Engineering, Robot, Ship, Sketcher, Spreadsheet, Start, Surface workbench, TechDraw, Test Framework, Web
- Scripting: Introduction to Python, FreeCAD scripting tutorial, FreeCAD Scripting Basics, How to install macros, Gui Command, Units Modules: Builtin modules, Workbench creation, Installing more workbenches Meshes: Mesh Scripting, Mesh Module Parts: The Part Module, Topological data scripting, PythonOCC, Mesh to Part Coin scenegraph: The Coin/Inventor scenegraph, Pivy Qt interface: PySide, Using the FreeCAD GUI, Dialog creation Parametric objects: Scripted objects Other: Code snippets, Line drawing function, Embedding FreeCAD, FreeCAD vector math library, Power users hub, Python, Macros, FreeCAD Scripting Basics, Topological data scripting
