Lab_2_Digitizing

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How to perform digitizing in Arc GIS 9.3

Transcript of Lab_2_Digitizing

How to do DigitizingProf. Dr. Sajid Rashid Ahmad

sajidpu@yahoo.com

Atiqa Ijaz Khan _ Demonstrator

atiqa_ss09@yahoo.com

Thursday, April 13, 2023Institute of Geology, University of the Punjab

2Step by Step Procedure

• Main menu --- Customize --- Toolbar --- Editor toolbar.

• Editor Toolbar --- Select START Editing.

• Select required Shapefile to edit.

• Editor toolbar --- Task --- Create New Feature.

• Editor toolbar --- Target --- required Shapefile.

• Select ‘Icon of Pencil’ for digitizing.

• Place the cursor on the map where to start digitizing (see cross-hair cursor) and click on it, till all is done.

• After that: Editor toolbar --- Stop Editing --- Start Editing.

Thursday, April 13, 2023Institute of Geology, University of the Punjab

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Create shapefile Adding data Start editing SELECT SCALE

Thursday, April 13, 2023Institute of Geology, University of the Punjab

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The GREEN Highlighted is digitized line, under procedure.

The DOTS are the vertices.

Thursday, April 13, 2023Institute of Geology, University of the Punjab

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Blue line is Selected after being digitized.

Stop and Save the Edits.

Thursday, April 13, 2023Institute of Geology, University of the Punjab

6Introduction to Arc Map

• Arc Map is an application for displaying and editing maps.

• It is customizable according to one own choice.

• Toolbars are hidden or shown.

• Commands can be added.

Thursday, April 13, 2023Institute of Geology, University of the Punjab

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Arc Map Interface

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Arc Map starts with Getting Started dialog box, having option of Blank Map or Template

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Known as “Table of Contents”

In which you can un/check the files one wants

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Known as “Context Menu”

Thursday, April 13, 2023Institute of Geology, University of the Punjab

11 Layer Properties

dialog box. By right clicking in

the Table of Content, and then clicking the Properties option.

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