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Introduction to TransCADMurtaza Haider
[email protected]: 416.979.5000, ext. 2480
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TRANSCAD
The only true comprehensive, transportation GIS
System
A true vector-based GIS with comprehensive
mapping capabilities
Extensive econometric ability for travel demand
modeling, (UTMS)
Matrix-based Object Oriented Programming
Language Closest rival EMME/2, Vissum
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TransCAD Screen
Everything is contained in a main window
Data are shown and controlled in one or more
windows
There are often several ways to perform a command
Status information and help are always available
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Example: The Screen
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TransCAD Menus, Toolbar and Toolboxes
Menus: list all the TransCAD commands
Toolbar: buttons for frequently used commands
Toolboxes: contain tools for general and specific
needs
Commands or tools are gray when they cannot be
used
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Example: Menus, Toolbar and Toolboxes
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TransCAD Dialog Boxes
Menu commands ending with three dots (...) have
dialog boxes
Some dialog box buttons take you to additional
dialog boxes
You can use defaults settings or change any of the
options
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Example: Dialog Boxes
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Help Is Available Several Ways
Balloon help appears if you leave the cursor over a
button
Status bar shows brief help and other information
Context-sensitive, on-line help by pressing the F1
key or using the Help menu
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Types of Windows
Map: an electronic version of a paper map
View: two kinds:
Dataview: to view and edit tables of data from geographicfiles, databases or spreadsheets
Matrix view: to view and edit values in a matrix Figure: a window containing a chart or other
graphic
Layout: presentations with maps, views and figures,
plus freehand text and other items
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Example: Three Types of Windows
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Workspaces Save All Open Windows
You can save more than one window
You can save windows of different types
Workspaces are good ways to organize projects
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Designing Maps and Creating Themes
Goal: Understand the parts of a map and how to use
them to:
Organize your data
Study relationships
Present information
Get your point across clearly
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Example: Map
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Example: Layers
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Basics: Map Features
Definition: entities such as customers, rivers, cities,
states, and roads, that are displayed as points, lines
or areas on a map
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Example: Map Features
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Basics: Saving and Retrieving Maps
All the information needed to recreate a map is
saved in a .MAP file
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Example: Saving and Retrieving Maps
File-Save
File-Save As
File-Open
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Basics: Printing a Map
You can print a map directly, or place it in a layout
and print the layout
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Example: Printing a Map
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Quick Start: Overview
Step-by-step tutorial, showing basics in action
In this Quick Start we will create a map and move
around it
We are just touching the surface of what TransCAD
can do
In-depth sections will go into more detail
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Moving around the Map: Zoom In
Click in the main toolbox to activate the Zoom In
tool.
Click in the middle of the map. TransCAD redraws
the map at twice the scale.
Drag a rectangle around Boston. TransCADenlarges the Boston area to fill the map.
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Moving around the Map: Zoom Out
Click to activate the Zoom Out tool.
Click in the middle of the map. TransCAD redraws
the map at half the scale, with Boston still in the
middle.
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Moving around the Map: Pan
Click to activate the Pan tool.
Drag Boston to one corner of the window and
release the mouse button. TransCAD redraws the
map in the new location.
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Moving around the Map
Choose Map-Previous Scale. TransCAD redraws
the map as it was before you used the Pan tool.
Choose Map-Previous Scale again. TransCAD
redraws the map as it was before you used the
Zoom Out tool. Choose Map-Initial Scale. TransCAD redraws the
map as it was when you started.
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Saving a Map
Choose File-Save or click on the toolbar.
Choose a writeable drive and then create
TCW\TUTORIAL subdirectory.
Enter MYFIRST as the map name and click OK.
TransCAD saves the map.
Choose File-Close to close the map.
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Retrieving a Map
Choose File-Open or click on the toolbar, and
choose MYFIRST.MAP from the
TCW\TUTORIAL subdirectory.
Click OK. TransCAD opens and displays the map,
as it was when you saved it.
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Printing a Map
Choose File-Print or click on the toolbar.
Choose Landscape from the Orientation drop-down
list and check the other printer settings.
Click Print. TransCAD prints the map.
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Returning to a Previous Scale and Center
Map-Previous Scale command: use scale and center
from before the last change
Map-Initial Scale command: use scale and center
from when map was created or last saved. Style and
other changes shown Map-Snapshot command: shows how the map
looked when last saved. Subsequent style and other
changes not shown
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How Map Features Are Organized
Grouped into layers, stored in files
Layer can be points, lines or areas
Layers can be visible or not
Visible layers are drawn in order Working layer is one shown in layer list
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Changing a Map's Layers
Click for Layers dialog box:
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Renaming a Layer
Rename Layer dialog box:
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Printing a Map
Click for Print Map dialog box:
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Basics: Style
Definition: The colors, patterns, symbols and lines
that are used to draw map features
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Example: Style
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Example: Label
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Basics: Freehand Item
Definition: a point, line, shape, symbol, bitmap, or
text item that is drawn using the freehand tools.Freehand items may be moved or edited with the
pointer tool
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Example: Freehand Item
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L b li F t i M
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Labeling Features in a Map
Click on the toolbar; click Add Layer.
From TCW\TUTORIAL choose the file
NES_PLC.CDF, then click OK.
Click on the toolbar to display the Labels dialog
box.
Choose City from the Field drop-down list.
Click OK. TransCAD labels the places with their
names.
I D th U i St l
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In Depth: Using Styles
Styles for points, lines, areas and the map
background each have their own dialog box
Two ways to changes styles (and labels) for a layer:
Choose the layer from the drop-down list on the toolbar
and click
Click to get the Layers dialog box and click Style
L b li F t i M
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Labeling Features in a Map
Labels identify map features
You can use any data field as a label
Labels can be:
Automatic: TransCAD decides how to place the labels,
and which features are labeled
Manual: you decide how to place the labels, and which
features to label. The labels become and act like freehand
text
A t ti L b l
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Automatic Labels
Click for Labels dialog box:
M l L b l
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Manual Labels
Click for Manual Label dialog box:
N t U i M l L b l
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Notes on Using Manual Labels
If you zoom in to a larger scale, manual labels get
bigger; if you zoom out, they get smaller
More automatic labels may appear as you zoom in
Add manual labels to unlabeled features as a last
step to touch up a map design
Q i k St t U i F h d It #1
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Quick Start: Using Freehand Items #1
Click in the main toolbox to activate the Text
tool.
Drag a rectangle on the map where you want the
text, type your name and press Enter.
Click in the main toolbox to activate the Pointertool.
Using Freehand Items #2
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Using Freehand Items #2
Click on the text to select it.
Click on one of the editing handles in a corner and
drag it to change the size of the text. The text is
redrawn at the new size.
Click anywhere inside the text, but not on one of thehandles, and drag the text to a new location.
Using Freehand Items #3
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Using Freehand Items #3
Drag the rotation handle to rotate the text.
Double-click on the text to display the Freehand
Text dialog box.
Change the color to blue, the font to Times New
Roman and the size to 24, then click OK.TransCAD redraws the text.
Press the Delete key to delete the selected freehand
items.
In Depth: Drawing Tools
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In Depth: Drawing Tools
Symbol tool
Line tool
Polygon tool
Rectangle tool
Circle tool
More Drawing Tools
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More Drawing Tools
Text tool
Bitmap tool
North arrow tool
Working with Freehand Items
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Working with Freehand Items
Pointer tool is used to:
Select one or more freehand items
Change the size of a freehand item
Rotate text or symbol items
Move freehand items
Edit freehand items
More Working with Freehand Items
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More Working with Freehand Items
Pointer tool is also used to:
Align
freehand
items:
Change the order of freehand items
Make copies of freehand items
Delete freehand items
Basics: Theme
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Basics: Theme
Definition: a method of illustrating the data that go
with a map layer. Map themes use color, patterns,charts, or other symbols to illustrate the
characteristics of map features.
Example: Color and Pattern Themes
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Example: Color and Pattern Themes
Example: Dot Density Theme
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Example: Dot-Density Theme
Example: Scaled Symbol Theme
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Example: Scaled-Symbol Theme
Example: Pie and Bar Chart Themes
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Example: Pie and Bar Chart Themes
Example: Combined Themes
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Example: Combined Themes
Basics: Legend
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Basics: Legend
Definition: an explanation of the symbols, colors
and styles used in a map, usually in a box next tothe map.
Example: Legend
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Example: Legend
Quick Start: Retrieving Your Map
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Quick Start: Retrieving Your Map
Choose File-Close All to close any windows that
you have open.
Choose File-Open or click on the toolbar, and
choose MYFIRST.MAP from the
TCW\TUTORIAL subdirectory. Click OK. TransCAD opens and displays your
Quick Start map.
Showing and Hiding a Legend
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Showing and Hiding a Legend
Click in the toolbar, or else choose Map-Settings
to display the Map Settings dialog box, check thelegend checkbox and click OK. TransCAD will
show the legend.
Click in the toolbar again. TransCAD will hidethe legend.
Getting Ready to Create a Theme
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Getting Ready to Create a Theme
Choose Map-Scale or click in the toolbar to
display the Map Scale dialog box.
Click the Show an Entire Layer radio button, choose
the County layer and click OK. TransCAD redraws
the map to show the whole County layer. Make sure County shows in the drop-down list in
the toolbar.
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Adding Another Theme
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Adding Another Theme
Click on the toolbar or choose Map-Dot Density
to display the Dot Density Theme dialog box.
Click on White and Shift-click on [Other Race] in
the Field drop-down list and click OK. TransCAD
redraws the map with the multi-variable dot-densitytheme and updates the legend.
Adding a Third Theme
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Adding a Third Theme
Click on the toolbar or choose Map-Chart Theme
to display the Chart Theme dialog box.
In the Field drop-down list, click on [Mode: Drove
Alone] and Shift-click on [Mode: Bus], Ctrl-click
on [Mode: Subway], then click OK. TransCADredraws the map with the pie chart theme and
updates the legend.
In Depth: Legends
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In Depth: Legends
Click to show or hide legend
Double-click on legend with the pointer tool
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About Map Themes
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p
Color often used first when exploring data
Pattern good for black and white printing
Color and pattern best with negative numbers and
non-numeric data
Use chart or dot density to show values for two or
more fields
Dont use chart or dot density for percentages, ratios
or averages
MapWizard(tm) Instant Mapping
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p ( ) pp g
Looks over the data
Creates the theme
Chooses a design that makes map clear and
attractive
To change the designs, choose Edit-Preferences
Color Themes
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Click for Color Theme dialog box:
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Methods for Color and Pattern Themes
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Equal number of features
Equal range of values
Equal area/length
List of values
Nested means
Standard deviation
Manual
Manual Theme
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Click Manual for Manual Theme dialog box:
Dot-Density Themes
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y
Click for Dot-Density Theme dialog box:
Dot-Density Theme Styles
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y y
Click Style for Dot-Density Theme Style dialog
box:
Scaled-Symbol Themes
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y
Click for Scaled-Symbol Theme dialog box:
Pie and Bar Chart Themes
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Click for
Chart Themedialog box:
Chart Theme Styles
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