Graphics Programs Reference
In-Depth Information
And the arrow Fig. 2.27 is formed.
190,180
60,180
265,180
Width=1
Width=0
Width=20
Fig. 2.27 Fifth example - Polyline tool
REVISION NOTES
1. The following terms have been used in this chapter:
Left-click - press the left-hand button of the mouse.
Click - same meaning as left-click .
Double-click - press the left-hand button of the mouse twice.
Right-click - press the right-hand button of the mouse - has the same result as pressing
the Return key of the keyboard.
Drag - move the cursor on to a feature, and holding down the left-hand button of the
mouse pull the object to a new position. Only applies to features such as dialogs and
palettes, not to parts of drawings.
Enter - type the letters of numbers which follow at the keyboard.
Pick - move the cursor on to an item on screen and press the left-hand button of the
mouse.
Return - press the Enter key of the keyboard. This key may also marked with a left facing
arrow. In most cases (but not always) has the same result as a right-click .
Dialog - a window appearing in the AutoCAD window in which settings may be made.
Drop-down menu - a menu appearing when one of the names in the menu bar is clicked .
Tooltip - the name of a tool appearing when the cursor is placed over a tool icon.
Prompts - text appearing in the command window when a tool is selected, which advise
the operator as to which operation is required.
2. Three methods of coordinate entry have been used in this chapter:
Absolute method - the coordinates of points on an outline are entered at the command
line in response to prompts.
Relative method - the distances in coordinate units are entered preceded by @ from the
last point which has been determined on an outline. Angles, which are measured in a
counterclockwise direction, are preceded by
.
Tracking - the rubber band of the line is dragged in the direction in which the line is to be
drawn and its distance in units is entered at the command line followed by a right-
click.
Line and Polyline tools - an outline drawn using the Line tool consists of a number of
objects - the number of lines in the outline. An outline drawn using the Polyline is a
single object.
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