FlutterDiagramTextLayoutEngine class final
Flutter font shaping with the shared story/slot placement contract. Install on the diagram's resolver before its first document publication.
- Inheritance
-
- Object
- DiagramParagraphTextLayoutEngine
- FlutterDiagramTextLayoutEngine
- Implemented types
Constructors
- FlutterDiagramTextLayoutEngine({double blockSpacing = diagramDefaultBlockSpacing, double listIndent = 22, int maxCachedParagraphs = 512, int maxCachedCodeUnits = 262144})
Properties
- blockSpacing → double
-
finalinherited
- cachedCodeUnits → int
-
no setter
- cachedParagraphCount → int
-
no setter
- hashCode → int
-
The hash code for this object.
no setterinherited
- listIndent → double
-
finalinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- textLayoutRevision → int
-
no setteroverride
Methods
-
invalidateFonts(
) → void - Call after the host changes available fonts, then refresh the diagram layout.
-
layout(
{required TextStory story, required DiagramRect clipBounds, required int revisionKey, List< DiagramTextRegionLayout> regions = const []}) → ResolvedTextStory -
inherited
-
measureBlock(
TextParagraph block, DiagramTextRegionLayout region, double availableWidth) → List< DiagramMeasuredTextLine> -
Shapes every block into at least one finite, positive-height visual line,
including an empty block. Offsets remain relative to canonical block text.
The same line metrics drive placement, carets, selection and owner growth.
override
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited