Feature Editing : Commands : Digitize Arc Using a Centre and Two Points
 

Digitize Arc Using a Centre and Two Points

 

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Line Digitizer > Arc [centre + 2 points]

Use with the Create Line Feature command only.

Digitize an arc by specifying the following:

• A point on the circumference of the circle that defines the arc.

• The centre of the circle that defines the arc.

• A point that defines the length and direction of the arc.

This arc is a standalone feature and cannot be added as part of another line type.

Related commands:

• Close Line

• Digitize Point to Point Line

• Digitize Fitted Curve

• Digitize Geodesic Line

• Digitize Loxodrome

• Digitize Spline

• Digitize Squared Line

• Digitize Stream Line

• Remove Last

• Digitize Arc Using Three Points

• Digitize Arc Using Two Points and a Direction

• Digitize Geodetic Arc

• Digitize Rectangle Using Three Points

• Digitize Rectangle Using Two Points

• Digitize Circle Using a Centre and a Radius

• Digitize Circle Using a Two Point Diameter

• Digitize Circle Using Three Points

• Digitize Circle Using Two Points and a Radius

• Digitize Geodetic Circle Using a Centre and a Radius

• Digitize Geodetic Circle Using Two Point Diameter

• Digitize Geodetic Circle Using Two Points and a Radius

Procedure

1. Select the Digitize Arc Using a Centre and Two Points command.

2. Click to define a point on the circumference (1).

3. Click on the centre of the circle (2).

These two points define the radius of the circle.

4. Press and hold the left mouse button.

5. Drag the cursor to an appropriate length and direction for the arc (3).

6. Release the mouse button.

You can click directly on point 3 but pressing and dragging will give you a preview of the arc.

The new arc is created.