View source for Viewer:3/Options

= Options=

The Viewer has several options which influence the visual properties of the available diagrams.

= General =
[[File:Viewer-options-general.png]]

== Display ==
* Drop shadow: Turn on of off the shadowing of symbols drawn.
* Show grid: Toggle the grid on of off
* Hot Tracking: Moving the mouse will highlight symbols when hovered. Also a color may be set for this highlighting

== Corner Style ==
* Straight lines
* Bezier
* Curved

== Auto-save Diagram ==
Upon saving the diagram file, a bitmap can be saved as well in various formats.

= Relational =

[[File:Viewer-options-relational.png]] 

* Primary Keys: Toggle primary key symbols on or off
* Columns: Toggle the column information on or off
* Foreign Keys: Toggle the foreign key indications on or off (Note: once a fk relation is drawn, the columns are hidden, even when turned on)
* Data Types: Toggle the datatype information on or off

* Weak Tables: Tables where the primary key contains foreign keys the edges are drawn rounded.
* Weak Relations: Foreign keys which are not mandatory are drawn with a dotted line.
* Subtypes: Child tables can contain a subtype of a parent table, a small arc is drawn at the side of the parent table.

* Type Expressions can be turned on or off
* Examples Expressions can be turned on or off, a maximum number of examples can be specified, and whether incomplete examples are shown.

* Names: The naming of columns can be tweaked to different conventions. (Note: if a model is transformed using a legacy mode, it cannot be altered here.) The different options are: Full Path; Relevant Path; Compressed Path; Unique Tail. See also: [[Column Names]]

= UML =

[[File:Viewer-options-uml.png]]

* Properties: Toggle the properties on or off
* Methods: Toggle the methods on or off
* Object Type Expressions: Toggle partial verbalizations on or off

= Misc =

[[File:Viewer-options-misc.png]]

* Show a warning dialog to reflect the IG being newer then the transformed IGG file
* Show a warning to indicate the IG is missing when an IGG is opened
* Show a warning to indicate a missing IGG when the IG is opened