plantuml-preview

Package for using PlantUML to create rendered uml diagrams and display. Toggle with shortcut. Updates on save. Handles multipage sequence diagrams. Feature rich, configuration heavy.
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0.12.10 49,622
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PlantUML Preview

Package for using PlantUML to create rendered uml diagrams and display.

plantuml-preview screenshot

multipage screenshot

Screenshots shown with: language-plantuml, nucleus-dark-ui, polaris-syntax, minimap

Features

  • Generate diagrams and display in split pane
    • Output formats: svg, png
    • Context menu command to copy diagram
      • SVG as XML
      • PNG as PNG
    • Images are only generated on preview toggle if the expected image files do not exist or are out of date
    • Regenerate on save
  • Supports multipage diagrams
    • newpage within @startuml/@enduml
    • Multiple @startuml/@enduml within file
    • Combinations of both
  • Handling of @startuml filename. Images may not display if the extension on the filename does not match the output format.
  • Charset of the text editor will be passed to PlantUML
  • Zoom to fit option
    • Configuration setting for initial value
    • Checkbox control for each preview
  • Scaled zooming
    • Maintained when regenerating on save
    • Maintained when output format is changed
  • Use temporary directory option
    • Configuration setting for initial value
    • Checkbox control for each preview

Configuration

  • Beautify XML: Use js-beautify on XML when copying and generating SVG diagrams, probably pointless, default = true
  • Bring To Front: Bring preview to front when parent editor gains focus
    • Default = false
    • Works best if fuzzy-finder:Search All Panes = true
    • See CHANGELOG, don't know if this feature is necessary
  • Display Filename Above UML Diagrams: Default = true
  • Graphvis Dot Executable: Path of dot executable, Graphviz
  • Additional PlantUML Arguments: Free form text field for additional arguments to PlantUML. Added immediately after the -jar argument.
  • PlantUML Jar: Path of PlantUML jar
  • Java Executable: Path of Java executable, default = java
  • Additional Java Arguments: Free form text field for additional arguments for java call.
  • Output Format: Select png or svg output, default = svg
  • Use Temp Directory: Output diagrams to OS temporary directory, default = true
  • Zoom To Fit: The initial setting for new preview panes, default = true

Possible Future Improvements

  • Option to copy SVG diagrams as XML or PNG
  • Improved README
  • FAQ
  • Tests