Other functions

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Assembly
Changelog

Undo

File -> Undo or Ctrl+Z

Cancels last executed command

Redo

File -> Redo Ctrl+Y

Restores last cancelled command

Selection mode

Selection menu on toolbar

Change selection mode for objects in the viewer. Include:
All - allows selecting all objects
Layer - allows selecting only layers
Marker - allows selecting only markers

Show ruler

Show ruler on toolbar or Alt+R

Shows or hides ruler in the viewer

Show grid

Show grid on toolbar or Alt+G

Shows or hides grid in the viewer

Settings

File -> Settings

Opens dialog with Mapper settings

Import

File -> Import

Opens tool for importing data from old version of the Mapper (1.x).
Since version 2.0 in the app was changed method of storing tiles. Now instead of many files on the disk all tiles and other metainformation stored in the inner database.
For importing specify path to the root folder of the previous version of the App. Next select which objects should be skipped (layers or markers or all). And click button Import. Import process will be showed in the log.

Backups

App automaticaly performs dumping of app database on startup. All backups will be placed in backups folder near App.
To disable automatic backups just launch app with the key -skip-backup
java -jar "Mapper Nano 2.x.x.jar -skip-backup"