Create Legend – Frame Properties Dialog Box - MapInfo_Pro - 2023

MapInfo Pro Help

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2023
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MapInfo Pro
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MapInfo Pro Help
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2023-09-12
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2023-09-12T16:39:16.995549

To display this dialog box, on the MAP tab, click Add To Map and select Legend. Click Next in the Create Legend wizard until you see its title change to Create Legend – Frame Properties.

Legend Frames

This list box includes all frames selected in Step 1 (including all theme frames). The list is single select. Select one frame and set attributes for it (or accept the defaults). Each frame in the list represents a layer (and underlying table) in the map.

This dialog shows different options for different layer types, such as map layers, theme layers, and raster layers.

When creating a legend for a theme layer, only Title and Subtitle can be set. Other options are not available. Changing a theme legend's title and subtitle affects all occurrences of the thematic legend. Fonts designated in Step 2 will not be applied to thematic legends.

When creating a legend for a raster layer (a raster overlay on the map or a raster map), only the Title, Subtitle, Filter Max entries, and Save frame settings to Metadata options are available.

Title

Designate a title for the selected legend frame. The Title and Subtitle are either from the defaults indicated in the Legend Default Properties dialog box or from the metadata in the .TAB file. If metadata keys do not exist, the Legend Frame Defaults from Step 2 are used.

Subtitle

Designate a subtitle for the selected legend frame.

Filter

The Filter panel displays when creating a legend for a raster layer.

Max Entries

This sets the number of legend values in the raster legend. The default value is 100. You can select an existing value in the list or enter a new value between 1 and 1600. If the total number of colors for a raster legend is 265, but the maximum number of entries is set to 100, then only 100 colors display in the legend frame. If the number of colors is less than the filter amount, then all colors are included. To change the legend, you must re–create it with a new Max Entries value.

Styles from

map catalog

Retrieves the default styles for the selected legend frame from the map catalog. Use this option when you are concerned with performance. Retrieving map styles from live tables on a remote database can take a long time, but retrieving a default style from the map catalog can be significantly faster. Remember that styles in the map catalog may not be as visually descriptive as the other options. This is the default option for live tables, but is disabled for other types of tables.

unique map styles

Unique map styles means that no two styles with the same attributes are part of the legend.

For example, let us say you have a MapInfo table that has 6 polygon objects. 3 of the polygons are green with black borders, 2 of them are blue with gray borders, and 1 is green with a gray border. If you generate a legend for this table based on unique map styles, you'll get a list of 3 styles: a green style with black border, a blue style with gray border and a green style with gray border.

unique values in column

Select from a list of columns in the table

Label Styles with

List of columns in the table + <Style Name Pattern> + Expression + Join. To create a custom label, see About Labeling.

Save frame settings to Metadata button

Choose this option to save the settings for Title, Subtitle, styles column and styles label to the table metadata for the selected legend frame. If you select this option, the designated settings are saved to the table metadata, and become the defaults for the legend frame.

Display Style Overrides are in effect for this legend frame when the selected layer has style overrides. The following text displays at the bottom of the dialog box and column and label fields are ignored when creating the legend.

Display style overrides are in effect for this legend frame

If Display Style Overrides is not active for the map layer, then the legend refreshes using the column and label originally assigned.

Cancel button

Terminates the dialog box without creating a legend.

Finish button

Displays the legend. If the Legend is the active window, Legend displays as a menu option.

See Also: