1. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 KEEP THIS TEXT BOX this slide includes some ESRI fonts. when you save this presentation, use File > Save As > Tools (upper right) > Save Options > Embed TrueType Fonts (all characters) this will allow vector maps created with common ESRI symbols to show on computers that do not have ESRI software loaded a a a a a a a a a a a a a ESRM 250/CFR 520 Winter, 2010 Phil Hurvitz (with thanks to J. Lawler & P. Schiess) ArcMap Basics 1 of 49

2. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Overview  Getting data into ArcMap  Displaying layers  Layer display properties ArcMap Basics 2 of 49

3. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Overview  Getting data into ArcMap  Displaying layers  Layer display properties 3 of 49 ArcMap Basics

4. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010  Layer feature types  Spatial data sources for layers  Data frames  Adding a feature layer to a data frame  Adding a layer from x,y coordinates  Layer tables  Map document 4 of 49 Getting data into ArcMap

5. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Vector Data  points (e.g., wells, utility poles, bird nests),  lines (e.g., roads, streams, utility lines),  polygons (e.g., cities, forest stands, PLSS sections, counties) Raster Data  photographic, satellite, grids 5 of 49 Getting data into ArcMap: Layer feature types

6. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Spatial data sources for vector data  ESRI geodatabases  ESRI shapefiles  ASCII files, database files  GPS output  And many many more  May require data conversion using ArcCatalog 6 of 49 Getting data into ArcMap: Layers

7. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Additional raster data sources for layers  ERDAS Imagine  Generic image formats  BSQ (band sequential),  BIL (band interleave by line), and  BIP (band interleave by pixel)  Sun raster files  BMP  Run-length compressed (RLC) files  JPEG compressed images  ArcInfo's image catalog  ArcInfo grid  Generic raster (ASCII, binary)  and more…. 7 of 49 Getting data into ArcMap: Layers

8. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Tabular data  Can be added to your map document  ESRI geodatabases  SQL (structured query language) database queries  dBase format tables  INFO tables  Comma or tab delimited ASCII (text) files  comma separated values (csv files)  tab-separated values or defined width (txt files)  OLEDB (object linking and embedding database) tables 8 of 49 Getting data into ArcMap: Tables

9. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 A map document will always have at least 1 data frame (even if there are no layers present) 9 of 49 Getting data into ArcMap

10. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Adding a data source to a data frame 10 of 49 Getting data into ArcMap add data button

11. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 All data sources are added in the same way 11 of 49 Getting data into ArcMap ArcInfo coverage data CAD data

12. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Adding a data source to a data frame  Icons indicate data type 12 of 49 Getting data into ArcMap Polygon Point Line Raster Table

13. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Adding a data source to a data frame 13 of 49 Getting data into ArcMap layer is added symbology

14. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Adding a layer from x,y coordinates  “event layer”  table must have X and Y value fields  Field names cannot have spaces 14 of 49 Getting data into ArcMap

15. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Adding a layer from x,y coordinates  points are added to the map document 15 of 49 Getting data into ArcMap

16. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Attribute tables 16 of 49 Getting data into ArcMap Feature ID Shape Geometry fields Identification fields User attribute fields Entity fields

17. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Saving a map document (.mxd file)  Save EARLY and OFTEN 17 of 49 Saving your work

18. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Overview  Getting data into ArcMap  Displaying layers  Layer display properties 18 of 49 ArcMap Basics

19. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Displaying layers  Why alter layer display?  What do you want to communicate? 19 of 49 Displaying layers raw population population density

20. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 20 of 49 Displaying layers: altering symbology

21. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 21 of 49 Displaying layers: thematic mapping Single symbol  A single symbol for each feature  Displays location/boundaries

22. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Unique value  Different symbol for each feature  Shows variation in value 22 of 49 Displaying layers: thematic mapping

23. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 23 of 49 Displaying layers: thematic mapping Graduated color = “choropleth”  Different symbol for each class  Displays groups

24. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 24 of 49 Displaying layers: thematic mapping Chart symbol  One chart symbol for each feature  Good for comparing multiple attributes in table

25. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 25 of 49 Displaying layers: thematic mapping Dot density  One dot for a number of individuals  For showing count/density for polygon data

26. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 26 of 49 Displaying layers: thematic mapping Graduated symbol  Graduated symbol size  Displays difference in magnitude

27. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Classification methods 27 of 49 Displaying layers

28. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 28 of 49 Displaying layers: Classification methods Jenks’ natural breaks  Classes are created with breaks at “natural” divisions in the data  Display inherent groupings or clumping

29. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Histogram and statistics available 29 of 49 Displaying layers: Classification methods

30. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 30 of 49 Displaying layers: Classification methods Quantile  Each class has about the same number of members  Good for uniformly distributed values

31. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Equal interval  Divides data values into equal-sized subranges 31 of 49 Displaying layers: Classification methods

32. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 32 of 49 Displaying layers: Classification methods Standard deviation  Classes show spread around the mean value  Displays variation in data mean

33. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Normalization of data  divides one field by another  shows percentage, proportion, or density 33 of 49 Displaying layers: Classification methods raw population population density

34. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 10 classes 34 of 49 Displaying layers: Manipulating classes

35. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 3 classes with custom labels 35 of 49 Displaying layers: Manipulating classes

36. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Legends & symbology are controlled with layer properties 36 of 49 Displaying layers: Altering legends

37. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Symbol selector  solid fill polygons;  single symbol for all polygons 37 of 49 Displaying layers: Changing symbology

38. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Changing symbology: polygons  different colors for:  fill  outline 38 of 49 Displaying layers: Changing symbology

39. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Predefined line symbols 39 of 49 Displaying layers: Changing symbology

40. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Predefined point marker symbols 40 of 49 Displaying layers: Changing symbology

41. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Fonts:  All installed TrueType fonts are available 41 of 49 Displaying layers: Changing symbology

42. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Overview  Getting data into ArcMap  Displaying layers  Layer display properties 42 of 49 ArcMap Basics

43. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010  Defining layer subsets (definition query)  Setting scale thresholds  Labeling layer features 43 of 49 Defining layer properties

44. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Defining layer subsets  by default, layers are composed of all features 44 of 49 Defining layer properties

45. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 An underlying query (“filter”) can be applied 45 of 49 Defining layer properties: Subsets only stands with age > 30 are shown

46. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Setting scale thresholds  allows layers to be displayed at specific scale ranges 46 of 49 Defining layer properties

47. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Setting scale thresholds  zooming will cause features to (dis)appear 47 of 49 Defining layer properties

48. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Labeling features 48 of 49 Defining layer properties

49. ESRM 250 & CFR 520: Introduction to GIS © Phil Hurvitz, 1999-2010 Readings:  WWW: Getting Data Into ArcGIS Maps  WWW: Displaying Layers  WWW: Changing Layer Display Properties  WWW: Sample Data  Help: Help topics  Assignment #2 due 12:00 noon January 19, submit with Collect It 49 of 49 Assignment