Designing Maps

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Designing Maps

• GTECH361
• Lecture 14

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Cartographic Design Principles

• Audience and purpose
• Size, scale, and media
• Visual balance

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Audience and Purpose
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Size, Scale and Media
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Visual Balance
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Elements of a Map

• Map body
• Legend
• Title
• Scale
• North arrow
• (inset map)

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Other Elements of a Map

• Source of data
• Map projection
• Author
• Date
• Neatline
• Graphs, tables, images, informative text
• ..leading towards a poster

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Map Templates
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Layer Transparency
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Labels and Annotation

• ..more later today

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Reference System

• Graticule ºN/S, ºE/W
• Measured grid X, Y
• Reference grid 12B or 14G

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Map Layout

• Templates again

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Working With Labels

• Types
• Priorities
• Feature weight
• Scale
• Map Extent
• Label classes
• Label expressions

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Point Labels

• Labels for the cities are offset both vertically
  and horizontally to draw at the upper left of the
  features

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Line Labels
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Polygon Labels

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Label Priorities

• Default
• Point gt Line gt Polygon
• Feature label weights

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Scale Dependency
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Labels and Map Extent

Label Position Labels Scale Labels Affected
Locked labels Static Yes In 'locked' extent
Dynamic labels and reference scale Dynamic Yes In data frame
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Non-uniform Labels

• Label classes

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Label Expressions

• VBScript or JavaScript
• NAME vbNewLine AREA " Sq Km

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Annotations

• Super-Labels
• Can be stored in their own geodatabase class

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Importing Annotations

• From labels
• From Arc/Info coverage annotation
• Similar to address matching
• Creates tables of unplaced annotations
• Can be individually placed and edited

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Annotation Groups
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Descriptive Text in ArcGIS