Graduatedsymbolmapusesdifferentsizedsymbols

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: graduated color uses a quantitative color scheme to show variations in spatial data – choropleth map symbolizes derived data such as average income or population density based on administrative boundaries Type of Map Type of Map Quantitative – dasymetric map uses statistics and additional information to delineate areas of homogeneous values, rather than administrative boundaries. – graduated symbol map uses different sized symbols to represent different magnitudes. Issues of range and discernable differences – chart map uses either pie or bar charts to compare multiple sets of quantitive data. Size can be part of information – flow map displays different quantities of flow data by varying the width of the line symbols Typography Typography Type Variations – typeface (design character) – serif and sans serif – weight (bold, regular or light) – width (condensed or extended; roman or italic; upper or lower­case) – points (size) – font (complete set of all variants for a given typeface and size) Typography Typography Selection of Type Variations – size: large, bold, caps or thin, lower case, normal – legibility and harmony – conventions: san serif in body, serif in title and legend; italic for water features; upper and lower case for administrative units Typography Typography Placement of Text Point feature – name to upper right Line feature – in block and parallel to course of line feature Area feature – name in feature, size dependent on extent Other – – align with boundaries or lines of latitude names entirely on land or entirely on water Typography Typography Labeling algorithms – – – difficult scales conventions – – – – – manual or automatic predefined relative to symbol find best placement leaders, etc spline along rivers Methods Map Design Map Design Map design is a visual plan to achieve a goal Graphic arts, visual perceptions Layout – arrangment and composition of map elements. – focus, order, balance – templates – ArcView variables Visual Hierarchy Visual Hierarchy Developing a visual plan to introduce the 3­D effect or depth. Figure­ground relationship Interposition Sub­divisional organization into primary and secondary symbols Soft Copy vs Hard Copy Maps Soft Copy vs Hard Copy Maps CRT vs paper Red/Green/Blue (RGB) – screen – emitted Hue/Saturation/Value (HSV) for custom colors Cyan/Magenta/Yellow/Black (CYMK) – paper – reflective...
View Full Document

This note was uploaded on 02/20/2013 for the course GEOGRAPHY 272 taught by Professor Boyes during the Spring '13 term at University of Toronto- Toronto.

Ask a homework question - tutors are online