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Map Window

Details

The main part of StruMap is the map window. StruMap can have a number of map windows which are used to display and interact with map data.

Normally, StruMap is used with a single map window: this is the default configuration.

Map windows may be added as required. It is especially useful to use two map windows when using Compare Two DataSpaces.

Map windows may view the same or different data, and may be locked in view extents so that the same view of different data may be used.

Creating and removing map windows

A new map window may be created by using the File > New Window menu option, via the New Window dialog box, or from the Environment Manager.

Map windows may be removed by closing them using the button in the title bar, using the File > Close or File > Close All Windows menus, or from the Environment Manager.

Map windows may be tiled or overlapped by use of the Window options on the Main Menu. Non-maximised map windows may be resized by positioning the cursor over the window frame: the cursor changes to either or : press and hold the left mouse button to resize the windows.

Two windows may be set to track each other so that as the view changes in one window the other window automatically follows: this is enabled using the Environment Manager.

DataSpace Tabs

DataSpaces are managed by the tabs across the bottom of the map window. To change the active DataSpace, simply left-click the appropriate tab. The map window will redraw with the new active DataSpace.

If this is clipped by the horizontal scroll bar, move the mouse between the two until the cursor changes to : press and hold the left mouse button and drag the divider to a suitable position, then release the mouse button.

There is a right click menu on the tabs, whose options are as follows:

New DataSpace
Create a new DataSpace via the Name DataSpace dialog and add it to this map window.
Add DataSpace > <list of DataSpaces>
Add one of the existing DataSpaces listed in the <list of DataSpaces> to this map window
Delete DataSpace
Delete a DataSpace: this will be removed from all map windows that use this DataSpace, and all items within the DataSpace will be deleted. Use Hide to remove this DataSpace from this map window without deleting the data.
Rename DataSpace
Rename a DataSpace via the Rename DataSpace dialog.
File Association Setup
Control file association within the DataSpace using the File Association Options dialog.
Visible when inactive
If the DataSpace is to be visible when inactive, ensure that this is ticked. Unticking this will untick the Grey when inactive option below.
Grey when inactive
If the DataSpace is to be drawn in the grey colour set in Set Colours dialog when inactive, ensure that this is ticked. Ticking this will tick the Visible when inactive option above.
Hide
Remove a DataSpace from the map window. Note that unlike Delete DataSpace, this will not affect any other map windows and will not delete any data.

DataSpaces

DataSpaces are used to to load multiple datasets whilst keeping them separate. Each map window may display a number of DataSpaces, of which one is active at any one time, and the other DataSpaces in the map window may be drawn underneath the active data, so that the data can be viewed in the context of other data.

This is particularly useful in two cases:

  1. When viewing data from multiple utilities, such as the clean water, sewage, gas, electricity and telephone networks in a single view, such as when planning maintenance work. It is essential that the other networks are visible so that a hole isn't dug straight through a gas main....
  2. When visually comparing two versions of a dataset for differences, for example with the Compare Two DataSpaces tool.

A similar arrangement exists for the background vector data, called CMF Space. It is very rare that this is used.

A similar arrangement also exists for the background raster data, called Raster Space, but a map window may only have a single Raster Space.

Example: multiple utilities

When working with utility network data, it is often useful to view other utility data in relation to the main network. This can be achieved by creating the following DataSpaces:

To examine a particular DataSpace, ensure that the appropriate tab is active.

Example: multiple windows

Two map windows may easily be set up like this:

Create the second window using the File > New Window menu, via the New Window dialog.

Use the Environment Manager to lock the view of the two windows.

Control the DataSpaces within each window by the DataSpace Tabs of the map window.

The mouse within the map window

For information on how the mouse is used within the map window, please refer to the The mouse within the map window, Finding items and Digitising items topics within the Introduction.

Version 5.2.0.051, release date: 07 March 2007