core library

Core timeline, schedule, theme, and performance APIs.

Classes

AgendaView<T>: Text-first chronological view with lazy rows and optional day headers.
CalendarDayView<T>: Modern absolute-positioned day canvas with overlap columns and a static grid layer. It creates no ticker and performs no work while idle.
DependencyTimelineView<T>: Interactive dependency map with deterministic topological layers.
ListTimelineDataSource<T>: Mutable in-memory source suitable for local state and examples.
NeonFixedTimeline: A non-scrolling timeline for short lists and nested scroll views.
NeonScheduleEntry<T>: Immutable adapter that turns an application model into a scheduled entry.
NeonScheduleEntryDetails<T>: Computed, immutable context passed to schedule builders and callbacks.
NeonScheduleTimeline<T>: A planner-grade, generic schedule timeline.
NeonScheduleTimelineStyle: Layout, gesture, and surface configuration for NeonScheduleTimeline.
NeonSliverTimeline: Sliver counterpart to NeonTimeline for CustomScrollView composition.
NeonTimeline: A lazy, scrollable, status-aware timeline.
NeonTimelineBadge: Compact status badge that follows the active neon theme.
NeonTimelineConnectorStyle: Immutable visual configuration for a connector line.
NeonTimelineDayPager: Adds polished previous/next-day horizontal swipe navigation around a child.
NeonTimelineEmptyState: Polished package-owned empty state.
NeonTimelineHeader: Reusable title row for timeline pages.
NeonTimelineIndicatorStyle: Immutable visual configuration for a timeline marker.
NeonTimelineItem: Declarative item used by the default NeonTimeline constructor.
NeonTimelineItemDetails: Immutable context passed to indexed timeline builders.
NeonTimelinePerformanceConfig: Public performance policy shared by generic and planner timelines.
NeonTimelineResolvedPerformance: Runtime-resolved performance values.
NeonTimelineSurface: Optional page-level surface that matches the package color language.
NeonTimelineTheme: Applies NeonTimelineThemeData to a subtree.
NeonTimelineThemeData: Theme data for all neon_timeline_flutter widgets.
PlannerView<T>: Dense schedule preset for task, shift, and resource planning surfaces.
PresentationTimelineView<T>: Read-only timeline preset for reports, screenshots, and presentations.
ResourceTimelineView<T>: Multi-resource planning board for people, rooms, machines, and teams.
RoadmapView<T>: Horizontal milestone-oriented timeline with stable lazy rendering.
ScheduleView<T>: Planner-grade schedule using neutral entries, themes, and interaction policy.
StructuredTimelineEntryDetails<T>
StructuredTimelineMoveDetails<T>
StructuredTimelinePlanner<T>: Convenience bridge from application-owned models directly to the Structured-style 7.x timeline.
StructuredTimelineStrings: Package-owned default labels. Applications can replace every visible word without depending on intl or a specific localization framework.
StructuredTimelineStyle: Design tokens for the Structured-style planner timeline introduced in 7.x.
StructuredTimelineView<T>: A production-oriented, app-friendly day timeline based on the interaction and visual language of the Structured planner.
TimelineActivityIndex<T>: Calendar-friendly index used for week strips, month sheets, heatmaps, and activity dots without coupling the package to an application's date picker.
TimelineAnalytics: Aggregate planning metrics with an O(n log n) concurrency sweep.
TimelineAnalyticsSnapshot<T>
TimelineAutoScrollPolicy
TimelineBackdrop: Theme-aware background surface for full-screen timeline products.
TimelineBoardView<T>
TimelineCapacityConflict<T>
TimelineCapacityEngine: Resource overbooking sweep. Adjacent ranges do not conflict.
TimelineCard: Modern, neutral task card with no permanent ticker or storage behavior.
TimelineCommandPalette
TimelineConflictGroup<T>: A connected overlap cluster produced in linear time after sorting.
TimelineConflictResolution<T>
TimelineConflictSolver: Deterministic conflict repair used by planner applications before they persist changes. Entries are kept in stable start order and pushed forward only when necessary.
TimelineController<T>: Host-owned controller for selection, zoom, focus, and visible-range state.
TimelineDataSource<T>: Backend-independent source contract for future paged and live adapters.
TimelineDateActivity<T>
TimelineDateRange
TimelineDayConflict<T>
TimelineDayEntry<T>
TimelineDayEntryDetails<T>
TimelineDayGap<T>
TimelineDayInsight<T>
TimelineDayLayoutEngine: Deterministic overlap-column assignment for day and resource canvases.
TimelineDayLayoutItem<T>: Positioned entry produced by TimelineDayLayoutEngine.
TimelineDayNode<T>
TimelineDayPlan<T>
TimelineDayPlanBuilder
TimelineDayPlanConfig
TimelineDependency
TimelineDependencyAnalysis<T>
TimelineDependencyEngine: Dependency analysis with O(V + E) graph traversal after ID indexing.
TimelineDependencyIssue
TimelineDependencyNodeDetails<T>
TimelineDropResult<T>
TimelineEntry<T>: Application-owned value adapted to the neutral 4.x timeline engine.
TimelineEntryAdapter<T>: Maps an application-owned model to the neutral TimelineEntry contract.
TimelineEntryDetails<T>: Normalized builder context shared by the new view widgets.
TimelineFocusView<T>
TimelineGap<T>
TimelineInteractionConfig: Interaction policy shared by schedule and planner views.
TimelineLayoutConfig: Generic orientation and layout settings shared by view widgets.
TimelineLocalization: Injects package-owned fallback strings below a subtree.
TimelineLocalizationData: Host-supplied strings used by package-owned neutral UI fallbacks.
TimelineMatrixView<T>
TimelineMetricCard
TimelineMotionConfig: Motion policy. It never changes layout or data semantics.
TimelineMoveProposal<T>
TimelineNormalizedEntry<T>
TimelineOverviewStrip<T>
TimelinePaletteCommand
TimelinePanel: Reusable modern panel. Backdrop blur requires both a glass-capable theme and explicit per-panel opt-in, so dense dashboards remain cheap by default.
TimelinePerformanceConfig: Neutral 4.x performance policy with a compatibility bridge to 3.x painters.
TimelinePlannerDayBuilder<T>: Cached builder that feeds application-owned UI with a complete day plan.
TimelinePlannerDaySnapshot<T>
TimelinePlannerEngine<T>: High-level facade for application integration.
TimelinePlannerWindow<T>: Reusable recurrence expansion for several planner surfaces.
TimelinePlannerWindowBuilder<T>: Caches one bounded planner expansion for several application-owned views.
TimelineQuery<T>
TimelineQueryResult<T>
TimelineRecurrenceRule
TimelineRenderPlan<T>: Immutable, deterministic plan shared by the 4.x view and diagnostics layer.
TimelineRenderPlanBuilder<T>: Stateful cache boundary for widgets that consume a render plan.
TimelineRenderPlanCache<T>: Reusable render-plan cache with explicit revision-based invalidation.
TimelineReschedulePolicy
TimelineReschedulePreview<T>
TimelineRescheduleSession<T>: Pure rescheduling engine for long-press drag, keyboard movement, or custom gesture systems. The package computes snapping, clamping, and conflict preview; the host decides how and where to persist the result.
TimelineResource: A person, room, machine, team, or other schedulable resource.
TimelineResourceCapacity
TimelineResourceEntryDetails<T>
TimelineScenario<T>
TimelineScenarioChange<T>
TimelineScenarioCompareView<T>
TimelineScenarioComparison<T>
TimelineScenarioEngine
TimelineSectionHeader
TimelineSeriesAdapter<T>
TimelineSeriesExpander<T>: Expands recurring series and applies single-occurrence overrides.
TimelineSeriesExpansion<T>
TimelineSeriesItem<T>
TimelineStatusBadge
TimelineTemporalHit<T>
TimelineTemporalIndex<T>: Immutable temporal index for fast range queries.
TimelineTheme
TimelineThemeData: Complete design-token set for the neutral 4.x UI layer.
TimelineView<T>: Neutral, lazy timeline view backed by the proven 3.x renderer.
TimelineWeekLane<T>
TimelineWeekPlan<T>
TimelineWeekPlanBuilder: Builds the seven vertical day lanes seen in compact week planners while leaving every visual decision to the consuming application.
TimelineWorkspace: Responsive product shell for advanced planner and timeline applications.
TimelineWorkspaceDestination

Enums

NeonConnectorEffect: Rendering depth used by timeline connectors.
NeonConnectorVariant: Rendering strategy for a connector segment.
NeonIndicatorEffect: Rendering depth used by timeline indicators.
NeonIndicatorShape: Shape used by timeline indicators.
NeonTimelineLayout: Placement strategy for the rail and the two content areas.
NeonTimelinePerformanceProfile: High-level rendering budget for timelines.
NeonTimelineRenderQuality: Rendering budget used by advanced painters.
NeonTimelineStatus: Visual and semantic state of one timeline item.
NeonTimelineWebGlowStrategy: Web strategy used for large glow surfaces.
StructuredTimelineInitialScroll
TimelineActivityLevel
TimelineConflictType: Conflict categories emitted by TimelineRenderPlan.
TimelineDayNodeKind
TimelineDependencyIssueType
TimelineDependencyType
TimelineDropDisposition
TimelineLayout: Placement strategy for the rail and timeline content.
TimelineOverrideMatch
TimelinePerformanceProfile
TimelineQuerySort
TimelineRecurrenceFrequency
TimelineScenarioChangeKind
TimelineSelectionMode: Selection behavior for interactive views.
TimelineSeriesItemKind
TimelineStatus: Stable lifecycle state shared by every 4.x timeline view.
TimelineTimeSemantics: Date normalization policy used by the core engine.
TimelineViewKind: Product-level view modes supported by the timeline platform API.
TimelineVisualStyle: Built-in visual languages. Custom themes remain first-class.

Functions

showTimelineCommandPalette({required BuildContext context, required List<TimelinePaletteCommand> commands, String title = 'Command palette', String hintText = 'Search commands'}) → Future<void>

Typedefs

NeonScheduleActionsBuilder<T> = List<NeonTimelineAction> Function(BuildContext context, NeonScheduleEntryDetails<T> details): Builds slide actions for one scheduled entry.
NeonScheduleConflictLabelBuilder<T> = String Function(BuildContext context, NeonScheduleEntryDetails<T> details): Builds a localized conflict label for one entry.
NeonScheduleDismissCallback<T> = FutureOr<void> Function(BuildContext context, NeonScheduleEntryDetails<T> details): Handles a full-swipe dismissal request for one schedule entry.
NeonScheduleEntryBuilder<T> = Widget Function(BuildContext context, NeonScheduleEntryDetails<T> details): Builds the visible content of one scheduled entry.
NeonScheduleEntryCallback<T> = void Function(BuildContext context, NeonScheduleEntryDetails<T> details): Handles activation of one scheduled entry.
NeonScheduleGapLabelBuilder = String Function(BuildContext context, Duration gap): Builds a localized free-time label.
NeonScheduleIndicatorBuilder<T> = Widget Function(BuildContext context, NeonScheduleEntryDetails<T> details): Builds a marker for one scheduled entry.
NeonScheduleMoveCallback<T> = FutureOr<void> Function(BuildContext context, NeonScheduleEntryDetails<T> details, DateTime newStart): Handles a snapped, clamped reschedule operation.
NeonScheduleNowLabelBuilder = String Function(BuildContext context, DateTime now): Builds the localized current-time marker label.
NeonScheduleOperationErrorCallback<T> = void Function(BuildContext context, NeonScheduleEntryDetails<T> details, Object error, StackTrace stackTrace): Receives a guarded asynchronous schedule-operation failure.
NeonScheduleTimeBuilder<T> = Widget Function(BuildContext context, NeonScheduleEntryDetails<T> details): Builds a time label for one scheduled entry.
NeonTimelineConnectorStyleBuilder = NeonTimelineConnectorStyle Function(BuildContext context, NeonTimelineItemDetails details): Resolves connector styling for an indexed timeline item.
NeonTimelineContentBuilder = Widget Function(BuildContext context, NeonTimelineItemDetails details): Builds content for a specific timeline item.
NeonTimelineItemCallback = void Function(BuildContext context, NeonTimelineItemDetails details): Handles activation of an indexed item.
NeonTimelineKeyBuilder = Key? Function(BuildContext context, NeonTimelineItemDetails details): Resolves a stable key for an indexed item.
NeonTimelineSemanticLabelBuilder = String? Function(BuildContext context, NeonTimelineItemDetails details): Builds an optional semantic description for an item.
NeonTimelineStatusBuilder = NeonTimelineStatus Function(int index): Resolves the state of an indexed timeline item.
StructuredTimelineCardBuilder<T> = Widget Function(BuildContext context, StructuredTimelineEntryDetails<T> details)
StructuredTimelineConflictBridgeBuilder<T> = Widget Function(BuildContext context, TimelineDayEntry<T> item, Duration overlap, StructuredTimelineStyle style)
StructuredTimelineDeleteTargetBuilder = Widget Function(BuildContext context, bool active, StructuredTimelineStyle style)
StructuredTimelineDragDecorator<T> = Widget Function(BuildContext context, StructuredTimelineEntryDetails<T> details, Widget child)
StructuredTimelineDurationFormatter = String Function(Duration value)
StructuredTimelineEntryCallback<T> = FutureOr<void> Function(BuildContext context, StructuredTimelineEntryDetails<T> details)
StructuredTimelineGapBuilder<T> = Widget Function(BuildContext context, TimelineDayGap<T> gap, StructuredTimelineStyle style)
StructuredTimelineGapCallback<T> = FutureOr<void> Function(BuildContext context, TimelineDayGap<T> gap)
StructuredTimelineGapExtentBuilder<T> = double Function(TimelineDayGap<T> gap, StructuredTimelineStyle style): Computes the visual extent used for navigation and visibility calculations.
StructuredTimelineIconBuilder<T> = Widget Function(BuildContext context, StructuredTimelineEntryDetails<T> details)
StructuredTimelineInsightBuilder<T> = Widget Function(BuildContext context, TimelineDayPlan<T> plan, StructuredTimelineStyle style)
StructuredTimelineMoveCallback<T> = FutureOr<void> Function(BuildContext context, StructuredTimelineMoveDetails<T> details)
StructuredTimelineProgressBuilder<T> = double? Function(TimelineEntry<T> entry)
StructuredTimelineSubtitleBuilder<T> = String? Function(TimelineEntry<T> entry)
StructuredTimelineTimeFormatter = String Function(DateTime value)
StructuredTimelineTimeLabelBuilder<T> = Widget Function(BuildContext context, TimelineDayEntry<T> item, DateTime value, bool isEnd, StructuredTimelineStyle style)
StructuredTimelineTitleBuilder<T> = String Function(TimelineEntry<T> entry)
StructuredTimelineTrailingBuilder<T> = Widget Function(BuildContext context, StructuredTimelineEntryDetails<T> details)
TimelineAdapterNullableValue<T, R> = R? Function(T value)
TimelineAdapterValue<T, R> = R Function(T value)
TimelineBoardEntryBuilder<T> = Widget Function(BuildContext context, TimelineEntry<T> entry)
TimelineBoardGroupKey<T> = Object Function(TimelineEntry<T> entry)
TimelineBoardGroupLabel = String Function(Object group)
TimelineDayEntryBuilder<T> = Widget Function(BuildContext context, TimelineDayEntryDetails<T> details)
TimelineDependencyNodeBuilder<T> = Widget Function(BuildContext context, TimelineDependencyNodeDetails<T> details)
TimelineEntryBuilder<T> = Widget Function(BuildContext context, TimelineEntryDetails<T> details)
TimelineEntryCallback<T> = void Function(BuildContext context, TimelineEntryDetails<T> details)
TimelineEntryPredicate<T> = bool Function(TimelineEntry<T> entry)
TimelineMoveCallback<T> = FutureOr<void> Function(BuildContext context, TimelineEntryDetails<T> details, DateTime newStart)
TimelineOccurrenceIdBuilder<T> = Object Function(TimelineEntry<T> prototype, int occurrenceIndex, DateTime start)
TimelineOverviewSeek = void Function(DateTime instant)
TimelinePlannerDayWidgetBuilder<T> = Widget Function(BuildContext context, TimelinePlannerDaySnapshot<T> snapshot)
TimelinePlannerWindowWidgetBuilder<T> = Widget Function(BuildContext context, TimelinePlannerWindow<T> window)
TimelineRenderPlanWidgetBuilder<T> = Widget Function(BuildContext context, TimelineRenderPlan<T> plan)
TimelineResourceEntryBuilder<T> = Widget Function(BuildContext context, TimelineResourceEntryDetails<T> details)
TimelineResourceHeaderBuilder = Widget Function(BuildContext context, TimelineResource resource)
TimelineResourceUsageResolver<T> = double Function(TimelineEntry<T> entry, Object resourceId)
TimelineSearchText<T> = String Function(TimelineEntry<T> entry)
TimelineSeriesOccurrenceIdBuilder<T> = Object Function(TimelineSeriesItem<T> base, int occurrenceIndex, DateTime start)

core library

Classes

Enums

Functions

Typedefs

neon_timeline_flutter package

core library