Class TextService

constructor

• new TextService(
      notification: NotificationService,
      formatter?: FormatterService,
  ): TextService

  Constructs a TextService instance with notification support.

  Parameters

  • notification: NotificationService

    The notification service for user alerts

  • Optionalformatter: FormatterService

    Optional formatter service for custom value formatting

  Returns TextService

ReadonlyonChange

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dispose

• dispose(): void

  Disposes of event emitters and releases resources.

  Returns void

getCoordinateText

• getCoordinateText(): string | null

  Get coordinate information from the current state Returns null if no valid state is available

  Returns string | null

format

• format(state: string | PlotState): string

  Formats plot state into human-readable text based on current mode.

  Parameters

  • state: string | PlotState

    The state to format (string or PlotState object)

  Returns string

  Formatted text representation of the state

subplotEntryText

• subplotEntryText(
      index: number,
      size: number,
      plotType: string,
      title: string,
  ): string | null

  Builds the spoken cue for ENTERING a subplot from the multi-panel figure lobby, respecting the current text mode:

  • OFF: null (only the enter tone signals the transition);
  • TERSE: the panel's title alone (or bare "Subplot N" when untitled);
  • VERBOSE: the full transition, e.g. "Entered subplot 2 of 4, Sales in North, bar plot.".

  Lives here (not in the command layer) so all lobby wording and its terse/verbose rules share one home with formatFigureText.

  Parameters

  • index: number

    1-based visual position of the entered subplot.

  • size: number

    Total number of subplots in the figure.

  • plotType: string

    The entered trace's plot type ('' to omit).

  • title: string

    The entered subplot's authored title ('' when none).

  Returns string | null

  The message to announce, or null when text mode is OFF.

subplotExitText

• subplotExitText(state: PlotState, title: string): string | null

  Builds the spoken cue for EXITING a subplot back to the multi-panel figure lobby, respecting the current text mode:

  • OFF: null (only the exit tone signals the transition);
  • TERSE: "Figure,