The Home tab is divided into five logical command groups as shown below:
| Add Overlay | Adds a new overlay. |
| Overlays | Edits the overlays in the current window. |
| Add Theme | Adds a new theme to an existing overlay. |
| Query Builder | Uses the Query Builder to construct a data query to find items in an overlay. |
| Redraw | Redraws the graphics in the current window. |
| Regenerate | Makes sure all referenced datasets are as up-to-date as possible. |
| CRS | Sets up the coordinate system, viewing projection and units. |
| In | Zooms in by snapping or dragging. |
| Out | Zooms out by snapping or dragging. |
| Selection | Zoom selection. |
| Box | Zooms to the extents of a box in the aspect ratio of the current Map Window. |
| Gazetteer | Finds and zooms to a location. |
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Zoom Drag |
Dynamically zooms in and out of the window by dragging the mouse. |
Zoom Extents |
Zooms to show all the graphics in the current window. |
Zoom All |
Shows the theoretical limits of the current window. |
Zoom To Scale |
Zooms the current window to an approximate display scale. |
Zoom Raster |
Zooms so that the screen pixels match raster item pixels. |
Roamer |
Creates a dynamic zoomed view of the window. |
Zoom Grid Reference |
Zooms to Grid Reference (e.g. OS National Grid in Great Britain). |
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Back (Alt+Left) |
Goes to the previous view. |
Forward (Alt+Right) |
Goes to the next view. |
Home (Alt+Home) |
Goes to the original view. |
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Set Keyhole Overlay |
Sets the keyhole overlay. |
Keyhole (F11) |
Creates a dynamic keyhole view of the window. |
Rocket |
Automatically zooms out, then back in to the original view. |
Bungee |
Automatically zooms in, then back out to the original view. |
| Drag | Drags the current view using the mouse. |
| Snap | Changes the centre of the view. |
| Slide | Pans continuously over the map. |
| Recentre | Recentres the current view from a single snap in any view. |
| Properties | Edits the properties of the currently selected item(s) |
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Select |
Selects items, so they can be operated on by subsequent commands. |
Select All |
Selects all items in the current document. |
Deselect All |
Deselects all selected items. |
Toggle Selection |
Reverses the current selection state. |
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Get Info |
Click on an item to show its information. |
Find |
Finds and selects items. |
Get Feature Info |
Click on an OGC WMS Image Item to get feature information from the server. |
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| Polygon Fence | Selects the items that are inside a polygon. |
| Circle Fence | Selects the items that are inside a circle. |
| Buffer Fence | Selects items close to a line. |
| Offset Fence | Selects items that are near existing geometry. |
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Measures a position relative to current axes. |
Measure Distance |
Measures the distance between two points. |
Measure Area |
Measures the area of a 'fence' polygon. |
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Measures the angle between two lines. |
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Measure Geometry Length |
Adds up the lengths of the selected items. |
Measure Geometry Area |
Adds up the areas of the selected items. |
Measure Geometry Volume |
Measures the total volume of the selected items. |
Measure Geometry Radius |
Measures the radius of a curved line. |
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