Use Case »Load room theme« (UC-3)
- Belongs to functional requirement
- FR-11: Load room theme (R16)
- Responsible RE-Author(s) for this Artefact
- Celina Schulz, Tim Pack, Lydia Vogel, und Ali Abdulra
- History
- (v1) 2022-08-02 - initially created
- (v2) 2022-08-15 - changed exception scenario
- Errors, Warnings, Todos
w005: More than 3 authors (field 'author') - is that on purpose?- w007: The acronym should match the filename - that is not the case. Acronym: loadroomthemeusecase, Filename: loadroomtheme.md
- w051: There is no reference for 'secondaryActors'.
- w680: This use case does not appear on any use case diagram.
- w682: No alternative scenario specified (block 'alternativeScenario' missing or is empty)! (If this is intentional, you can hide this warning - like all the others - using the 'ignore' field.)
Use Case Header
| ID | UC-3 |
| Title | Load room theme |
| Description | Users can load room themes to display them again in AR, which have been saved in the tool before. |
| Primary actor | STR-1: End customer |
| Trigger | The user wants to look at / edit an existing room theme again. |
| Precondition | At least one saved room theme is existing in the tool. |
| Postcondition | The tool displays the loaded room theme in the AR environment. |
Main Scenario
- The user clicks on the "See saved room themes" button.
- The user then looks at the room themes which have been saved in the tool before.
- The user clicks on one of the themes and then on the "Load" button.
- The tool is loading the saved information of the selected theme and then places every model in the theme with the saved properties in the saved spot in the AR environment.
Exception Scenario
- Exception 1
- 4a1) In the current room, there is not enough space for at least one model in its saved spot.
- 4a2) The affected models are moved to the closest spot where they fit and are displayed there.
- 4a3) A warning is displayed to the user, saying that some of the loaded models do not fit in the current room and have therefore been moved.
- Diffent post condition: Some loaded models are displayed in a different location in AR than the saved theme defined.