Добавил:
Upload Опубликованный материал нарушает ваши авторские права? Сообщите нам.
Вуз: Предмет: Файл:
virtuoso schematic composer_5.0.pdf
Скачиваний:
97
Добавлен:
05.06.2015
Размер:
3.8 Mб
Скачать

Virtuoso Schematic Composer User Guide

Editing Objects

Stretching a Wire

The following diagram shows how to stretch a wire using the schematic editor default settings.

INPUTA

 

IO

OUTPUTA

A

Y

 

 

During the stretch process

inv

INPUTB A

IO

Y

 

inv

INPUTA

 

 

IO

 

OUTPUTA

 

A

Y

 

After the stretch process

 

 

 

 

inv

IO

A Y

inv

You can stretch a wire in any direction. The editor reroutes the wire and maintains connectivity. When you stretch a wire, all wire segments that are connected to another object

(such as a pin) stretch.

Stretching with the Symbol Editor

To stretch an edge or a vertex of a shape or an endpoint of a line in the symbol editor, do the following:

1.Choose Edit – Stretch.

2.Click once on an edge or a vertex of a shape or an endpoint of a line.

October 2002

313

Product Version 5.0

Virtuoso Schematic Composer User Guide

Editing Objects

3.Move the pointer to stretch the part you selected and point to a destination for the stretch.

4.To change Stretch command options, press F3.

The Stretch form in the symbol editor opens.

Stretch

Note: If you select shapes other than lines, rectangles, polygons, circles, ellipses, or arcs, they move instead of stretch. Stretching is the equivalent of moving for pins, labels, and notes. Partially selected shapes stretch instead of move.

The following sections describe using the Stretch command on various objects.

October 2002

314

Product Version 5.0

Virtuoso Schematic Composer User Guide

Editing Objects

Stretching Edges, Vertexes, or Endpoints

The following diagram shows how to stretch partially selected objects in the symbol editor.

Before

After

 

 

 

 

 

The edge of a shape

 

 

 

 

 

 

 

 

 

 

The vertex of a shape

The endpoint of a line

Stretching with Direct Manipulation

Direct manipulation is one of the quickest ways to edit an object.

To stretch an object using direct manipulation, do the following:

1. Click and hold the left mouse button over an object.

October 2002

315

Product Version 5.0

Соседние файлы в предмете [НЕСОРТИРОВАННОЕ]