Start-Center-Angle Arc Tool

Entity toolbar :

The Arc Tools is responsible for creating Arc Entities from a Start Point (where the arc starts) about the Center Point (point where the center would be located should the arc create a full circle) with a designated Included Angle (Angle at which the arc is drawn about the center point).

Creating an Arc (Start-Center-Angle):

Activate the Arc (Start-Center-Angle) Tool:

Find the Arc (Start-Center-Angle) Tool icon from the Entity Toolbar (color coded blue) or Arc Flyout Toolbar and highlight it. While highlighted Click on the tool. The tool is now the active tool and ready for use.

Creating an Arc (Start-Center-Angle) using the Mouse:

1.	Click anywhere on the drawing screen to designate the Start Point of the Arc at that location.

2.	Move the mouse and Click on a point you desire to be the Center Point of an Arc that would create a full circle.

3.	Move the mouse and Click on a point at which the arc creates the desired Angle from the Start Point about the Center Point. By default the Arc will be created in a Clockwise fashion. If in the CCW Mode the Arc will be drawn in Counter-Clockwise fashion.

Reset:

You have just added an Arc Entity to the drawing using a Start Point, Center Point, and Angle. The tool has now Reset and you can either continue with other tools or add in another Arc Entity. Using Reset at any time while using this tool cancels all previous steps and restarts the tool.

Creating an Arc (Start-Center-Angle) using the Property Tree:

To add an Arc Entity from user supplied data using the (Start-Center-Angle) method do the following . Move the mouse cursor beyond the right side of the drawing screen to the Tool Property Tree.

ssArcSCAToolProperties

1.	Type in the Start Point point data into the "Start Point" 3D Point Property Field found on the Tool Property Tree and press Enter to accept. This will position the starting point for the arc.

2.	Type in the Center Point point data into the "Center Point" 3D Point Property Field found on the Tool Property Tree and press Enter to accept.

Type in the Angle data into the "Included Angle" Scientific Data Field found on the Tool Property Tree and press Enter to accept. This will finish the arc creation process. By default the Arc will be created in a Clockwise fashion. If in the CCW Mode the Arc will be drawn in a Counter-Clockwise fashion.

Reset:

Tool Options:

CCW Arc mode draws the Arc Entity Counter-Clockwise from the Start Point around the Center Point with a designated Included Angle.

Escape (Esc): key cancels current tool and activates the default tool (Selection Tool).

Space: key Resets this tool.

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