4 - Layers, Colors, Linetypes, Properties

Layers

Electronic overlay similar to an acetate

Off

• Invinsible layer on screen

• Included in regeneration

On

restore visibility

Freeze

• Invinsible on screen

• Not included in regeneration

• Cannot be modified

Thaw

restore visibility / to modify

Lock

• Objects remain visible

• Cannot be edited / included in regeneration

Unlock

restore ability to modify

(LT)

Access linetype setting

LTSCALE

• LinearType Scale

• Sets the global linetype scale factor

• Cannot be equal to 0

Continuous Line

• Solid, unbroken line

• Represents visible edges or outlines of objects

Hidden Line (Dashed)

• Series of short, evenly spaced dashes

• Represents edges or hidden objects

Center Line

• Alternating long and short dashes

• Indicates axes of symmetry, centers of circles, paths of rotation

Properties Palette

• Control panel

• Where object appearance (colour, linetype, layer) are controlled

“BYLAYER”

object’s appearance will follow the layer’s settings

Color

Property:

Sets the color

Linetype

Property:

How the lines appear (continuous, hidden, etc.)

Layer

Property:

Assigns which layer object belongs to

Lineweight

Property:

How thick a line prints

Transparency

Property:

Controls how see-through an object is

Plot Style / Plot Behavior

Property:

How the object prints (colour, grayscale, etc.)