v3.1.0

Release notes

Common

• Bump powsybl-core to 5.1.0 (#479, #494)
• Undefined value symbol as a parameter instead of an em dash constant (#483)
• Fix Sonar code smells (#480)
• Update readme.md (#455, #463)

Network-area diagram

Features

• Display names on edges (#461)
  
• Get the number of voltage levels in a voltageLevelFilter (#486)
• Change default StyleProvider in draw functions to TopologicalStyleProvider (#464)
• Add metadata and classes for diagram interaction (#429, #448, #452, #457, #458, #459)
• Consider dangling lines (#454)

Fixes

• Fix blink animation (#481)
• Fix layout instability (#490)

Single-line diagram

Features

• Add flat design components library (#476, #489)
  
  
• Internal two-winding transformers displayed within a cell (#493)
  
• Use min value instead of average value to order bus cells (#462)
• Open AbstractDiagramLabelProvider SPI (#451)
• Add componentType field in feederinfo metadata (#484)
• Unit tests use more common settings by default (#477)

Fixes

• Fix graph duplicate ids (#488)
• Fix set direction in bus cells and add comment to clarify (#492)
• Fix parallel block merge (#487)
• Use cheese external component in unit test (#478)