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Modify Commands

About 2 min

Modify Commands

Modify commands are used to perform trim, extend, explode, and other operations on graphics.

TRIM - Trim

Trim objects using other objects as boundaries.

Command Name: TRIM
Alias: TR

Usage

Command: TRIM
Select trim boundaries
Select objects: <select objects to use as boundaries>
n graphics selected.
Trim boundary extension
Indicate graphics to trim: <click on the part to trim>

Workflow

  1. Select one or more objects as trim boundaries
  2. Press Enter to confirm boundary selection
  3. Click on the part of the graphic to trim away
  4. Continue clicking other parts to trim, or press Enter to finish

Supported Object Types

Object TypeTrim Result
Line (LINE)Retained or split into multiple segments after trimming
Arc (ARC)Retained or split into multiple arcs after trimming
Circle (CIRCLE)Becomes an arc after trimming
Polyline (PLINE)Retained or split after trimming
Ray (RAY)May become a line after trimming
Construction Line (XLINE)May become a ray or line after trimming
Linear Dimension (DIMLINEAR)Trim dimension endpoints

EXTEND - Extend

Extend objects to meet other objects.

Command Name: EXTEND
Alias: EX

Usage

Command: EXTEND
Extend
Select objects: <select objects to use as boundaries>
n graphics selected.
Indicate graphics to extend: <click on the object to extend, near the boundary end>

Workflow

  1. Select one or more objects as extend boundaries
  2. Press Enter to confirm boundary selection
  3. Click on the object to extend (near the boundary end)
  4. Continue clicking other objects to extend, or press Enter to finish

Supported Object Types

  • Line (LINE)
  • Arc (ARC)
  • Polyline (PLINE) - Open polylines
  • Ray (RAY)
  • Group (GROUP) - Extend sub-entities within the group

EXPLODE - Explode

Explode compound objects into their independent component parts.

Command Name: EXPLODE
Alias: X

Usage

Command: EXPLODE
Explode.
Select objects: <select objects to explode>
n graphics selected.

Explodable Object Types

Object TypeExplode Result
Block Reference (INSERT)Individual entities from the block definition
Polyline (PLINE)Independent lines and arcs
Group (GROUP)Individual entities within the group
Custom Entity (CUSTOM)Component parts of the custom entity

Notes

  • Exploded objects may lose certain properties (such as polyline global width)
  • Nested blocks require multiple explode operations
  • Some objects (such as circles, lines) cannot be exploded

PLINEJOIN - Polyline Join

Join multiple consecutive line segments into a single polyline.

Command Name: PLINEJOIN

Usage

Command: PLINEJOIN
Select objects: <select line segments to join>

Join Conditions

  • Endpoints must be connected or within tolerance
  • Can join lines and arcs

ERASE - Erase

Delete selected objects.

Command Name: ERASE
Alias: E

Usage

Command: ERASE
Select objects: <select objects to delete>

Shortcuts

  • Select objects then press the Delete key
  • Select objects then enter the E command

CUTREC - Rectangular Cut

Cut objects using a rectangular region.

Command Name: CUTREC

Usage

Command: CUTREC
Specify first corner: <click>
Specify opposite corner: <click>

Description

Cuts objects that intersect with the specified rectangular region, similar to batch trimming using rectangular boundaries.

Script Examples

; Create graphics with trimming
LINE
0,0
100,100

LINE
0,100
100,0

; Explode a block
EXPLODE
<select block>

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