4. GRAPHICAL EDITOR FUNDAMENTALS<br>

# 4. Graphical editor fundamentals

## 4.1. Introduction

This section provides basic information on the graphical editor. In the following subsections you’ll find descriptions of the components of screen, operating modes, rules of editing drawing components and other. The arrangement of the subsections is of a rather encyclopedic nature.

The following sections, which pertain to base and installation editing, describe the use of the editor in editing of the individual project components.