Tools

Line

2 points [DrawLine]: Draw a line between two assigned points (x,y) (x,y).

Angle [DrawLineAngle]: Draw a line from an assigned point (x,y) defining the start, middle or end of the line and with an assigned length and angle.

Horizontal [DrawLineHorizontal): Draw a horizontal line from an assigned point (x,y) defining the start, middle or end of the line and with an assigned length.

Vertical [DrawLineVertical]: Draw a vertical line from an assigned point (x,y) defining the start, middle or end of the line and with an assigned length.

Freehand Line [DrawLineFree]: Draw a non-geometric line.

Parallel through point [DrawLineParallelThrough]: Draw a given number of lines parallel to a selected existing line through an assigned point (x,y).

Parallel [DrawLineParallel]: Draw a given number of lines parallel to a selected existing line with a given distance (l) between lines.

Rectangle [DrawLineRectangle]: Draw a rectagle by assigning the points (x,y) (x,y) of two diagonally opposite corners.

Bisector [DrawLineBisector]: Draw a given number of lines bisecting two existing non-parallel lines (e.g. at an angle to each other with or without a common point).

Tangent (P,C) [DrawLineTangent1]: Draw a line from an assigned point (x,y) tangent to an existing circle.

Tangent (C,C) [DrawLineTangent2]: Draw a line tangent to two existing circles.

Tangent Orthogonal [DrawLineOrthTan]: Draw a line tangent to an existing circle and perpendicular to an existing line.

Orthogonal [DrawLineOrthogonal]: Draw a line of a given length perpendicular to an existing line placing the centre at an assigned point (x,y).

Relative Angle [DrawLineRelAngle]: Draw a line with a given length and at a given angle relative to an existing line placing the centre of the line at an assigned point (x,y).

Polygon (Cen,Cor) [DrawPolyline]: Draw a polygon with a given number of sides assigning the centre point (x,y) and point of one vertex (x,y).

Polygon (Cen,Tan) [DrawLinePolygonCenTan]: Draw a polygon with a given number of sides assigning the centre point (x,y) and point of the centre of one side (x,y).

Polygon (Cor,Cor) [DrawLinePolygonCorCor]: Draw a polygon with a given number of sides assigning the two points of one side (x,y) (x,y).

Circle

Centre, Point [DrawCircle]: Draw a circle with a given radius by assigning a centre point (x,y) and a point (x,y) on the circumference.

Centre, Radius [DrawCircleCR]: Draw a circle with a given radius (l) centred at an assigned point (x,y) on the circumference.

2 Points [DrawCircle2P]: Draw a circle with a given diameter by assigning two opposite points (x,y) (x,y) on the circumference.

2 Points, Radius [DrawCircle2PR]: Draw a circle with two points (x,y) (x,y) on the circumference and with an assigned radius (l).

3 Points [DrawCircle3P]: Draw a circle assigning three points (x,y) (x,y) (x,y) on the circumference.

Concentric [DrawCircleParallel]: Draw a circle concentric, with the same centre point, to an existing circle.

Circle Inscribed [DrawCircleInscribe]: Draw a circle inside an existing polygon of four sides or more.

Tangential 2 Circles, Radius [DrawCircleTan2]: Draw a circle tangential to two circles with a given radius.

Tangential, 2 Circles, 1 Point [DrawCircleTan2_1P]: Draw a circle tangential to two existing circles and assigning a centre point (x,y) to establish the radius.

Tangential, 2 Points [DrawCircleTan2]: Draw a circle tangential to an existing circle and define the diameter and placement by assigning two points (x,y) (x,y) on the circumference.

Tangential, 2 Circles, Radius [DrawCircleTan2]: Draw a circle tangential to two existing circles with a given radius (l).

Tangential, 3 Circles [DrawCircleTan3]: Draw a circle tangential to three existing circles and/or lines.

Curve

Center, Point, Angles [DrawArc]: Draw a curve (arc) with a given radius defined by a center point (x,y) and a point (x,y) on the circumference, the direction of rotation (clockwise or counter-clockwise), a point (x,y) defining the start position of the arc and a point (x,y) defining the end position of the arc.

3 Points [DrawArc3P]: Draw a curve (arc) by assigning three points (x,y) (x,y) (x,y) on the circumference of the arc defining the start position, a point on the circumference and end position of the arc.

Concentric [DrawArcParallel]: Draw a curve (arc) concentric, with the same centre point, to an existing curve (arc) with a defined offset.(*)

Arc Tangential [DrawArcTangential]: Draw a curve (arc) tangential to the end of an exsiting line segment with a defined radius (l) or angle (deg).

Ellipse

Ellipse (Axis) [DrawEllipseAxis]: Draw an ellipse by assigning a centre point (x,y), a point (x,y) on the circumference of major access and a point (x,y) on the circumference the minor access.

Ellipse Arc (Axis) [DrawEllipseArcAxis]: N/A

Ellipse Foci Point [DrawEllipseFociPoint]: Draw an ellipse by assigning two foci points (x,y) (x,y) and a point (x,y) on the circumference.

Ellipse 4 Point [DrawEllipse4Points]: Draw an ellipse assigning four points (x,y) (x,y) (x,y) (x,y) on the circumference.

Ellipse Center and 3 Points [DrawEllipseCenter3Points]: Draw an ellipse by assigning a centre point (x,y) three points (x,y) (x,y) (x,y) on the circumference.

Ellipse Inscribed [DrawEllipseInscribe]: Draw a Ellipse constrained by four existing non-parallel line segments.

Spline

Spline [DrawSpline]: Draw an open or closed spline (curve) by assigning control points (x,y) and a given degree of freedom (1 - 3).

Spline through points [DrawSplinePoints]: Draw an open or closed spline (curve) by defining points (x,y) on the spline.

Polyline

Polyline [DrawPolyline]: Draw an open or closed continuous line consisting of one or more straight line or arc segments defined by endpoints (x,y) and / or radius or angle for arcs.

Add node [PolylineAdd]: Add node (x,y) to existing polyline. (Use "Snap on Entity" to place new node on segment.)

Append node [PolylineAppend]: Add one or more segments to an existing polyline by selecting polyine and adding new node endpoint (x,y).

Delete node [PolylineDel]: Delete selected node of an existing polyline.

Delete between two nodes [PolylineDelBetween]: Delete one or more nodes between selected nodes of an existing polyline.

Trim segments [PolylineTrim]: Extend two seperate non-parallel segments of an existing polyline to intersect at a new node.

Create Equidistant Polylines [PolylineEquidistant]: Draw a given number of polylines parallel to a selected existing polyline with a given distance (l) between lines.

Create Polyline from Existing Segments [PolylineSegment]: Create polyline from two or more existing seperate line or arc segments forming a continuous line.

Select

Select Entity [SelectSingle]:

Select Window [SelectWindow]:

Deselect Window [DeselectWindow]:

(De-)Select Contour [SelectContour]:

Select Intersected Entities [SelectIntersected]:

Deselect Intersected Entities [DeselectIntersected]:

(De-)Select Layer [SelectLayer]:

Select All [SelectAll]:

Deselect all [DeselectAll]:

Invert Selection [SelectInvert]:

Dimension

Aligned [DimAligned]: Apply dimension lines and text aligned to an existing entity by selecting start and end points on a line segment and placement point for the text.

Linear [DimLinear]: Apply dimension lines and text at an defined angle to an entity by selecting start and end points on a line segment and placement point for the text.

Horizontal [DimLinearHor]: Apply dimension lines and text aligned to an entity by selecting start and end points on a line segment and placement point for the text.

Vertical [DimLinearVer]: Apply dimension lines and text aligned to an entity by selecting start and end points on a line segment and placement point for the text.

Radial [DimRadial]: Apply dimension lines and text a circle's or arc's radius by selecting entity and placement point for the text.

Diametric [DimDiametric]: Apply dimension lines and text a circle's or arc's diameter by selecting entity and placement point for the text.

Angular [DimAngular]: Apply angular dimension by selecting two existing non-parallel line segments and placement point for the text.

Leader [DimLeader]: Draw a text leader by by selecting start (arrow location), intermediate and end points (X,y).

Modify [Offline Work-in-progress; 2-Jun-17, Gary S

Attributes [ModifyAttributes]: Allows for modifying the common attributes of one or more selected entities, including:

• Layer
• Pen color
• Pen width
• Pen Line type

Delete [ModifyDelete]:

Delete selected [ModifyDeleteQuick]:

Delete Freehand [ModifyDeleteFree]:

Move / Copy [ModifyMove]:

Revert direction [ModifyRevertDirection]:

Rotate [ModifyRotate]:

Scale [ModifyScale]:

Mirror [ModifyMirror]:

Move and Rotate [ModifyMoveRotate]:

Rotate Two [ModifyRotate2]:

Properties [ModifyEntity]: Allows for the modification of a single entity's properties, including:

• Layer
• Pen color
• Pen width
• Pen Line type
• Geometry (depending on type of entity)
  • Line
    • Start point (x)
    • Start point (y)
    • End point (x)
    • End point (y)
  • Circle:
    • Center (x)
    • Center (y)
    • Radius (l)
  • Etc...

Trim [ModifyTrim]:

Trim Two [ModifyTrim2]:

Lengthen [ModifyTrimAmount]:

Offset [ModifyOffset]:

Divide [ModifyCut]:

Stretch [ModifyStretch]:

Bevel [ModifyBevel]:

Fillet [ModifyRound]:

Explode Text into Letters [ModifyExplodeText]:

Explode [BlocksExplode]:

Info

Point inside contour [InfoInside]:

Distance Point to Point [InfoDist]:

Distance Entity to Point [InfoDist2]:

Angle between two lines [InfoAngle]:

Total length of selected entities [InfoTotalLength]:

Polygonal Area [InfoArea]:

Misc

MText

MText [DrawMText]:

Text

Text [DrawText]:

Hatch

Hatch [DrawHatch]:

Insert Image

Insert Image [DrawImage]:

Points

Points [DrawPoint]: Draw a point at the assigned coordinates (x,y).

Related

Points: http://wiki.librecad.org/index.php/Points

Snapping: http://wiki.librecad.org/index.php/Snapping

http://wiki.librecad.org/index.php/Category:Tools

http://wiki.librecad.org/index.php/Commands

http://wiki.librecad.org/index.php/A_short_manual_for_use_from_the_command_line

http://wiki.librecad.org/index.php/User_Interface

http://wiki.librecad.org/index.php/LibreCAD_users_Manual