Developing a DSL Graphical Notation - Eclipse Modeling Project: A Domain-Specific Language Toolkit - page 108

Figure 4-18 Requirements domain model

The Canvas Mapping is straightforward, as Table 4-12 shows.

Table 4-12 Requirements Canvas Mapping

Element Property Value

Mapping

Canvas Mapping Domain Element requirements

Element Model

Palette Palette RequirementPalette

Diagram Canvas Canvas RequirementCanvas

For RequirementGroup s, we have two mappings. The first represents
groups that are contained in our canvas Model domain element; the second rep-
resents subgroups that are maintained as children of other groups.