ArrowParticle class

An arrow-shaped particle painter.

Renders particles as directional arrows that rotate to follow the path tangent, providing clear visual indication of flow direction.

Example:

ParticleEffect(
  particlePainter: ArrowParticle(
    length: 12.0,
    width: 8.0,
  ),
  particleCount: 3,
  speed: 1,
)
Implemented types
Available extensions

Constructors

ArrowParticle({double length = 10.0, double width = 6.0, Color? color})
Creates an arrow particle painter.
const

Properties

color → Color?
Optional color override for the particle (null = use connection color)
final
hashCode → int
The hash code for this object.
no setterinherited
isBuiltIn → bool

Available on ParticlePainter, provided by the ParticlePainterExtension extension

Check if this is a built-in particle
no setter
length → double
The length of the arrow in pixels
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
size → Size
The size of the particle. Used for layout calculations and bounds checking.
no setteroverride
width → double
The width of the arrow head in pixels
final

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
paint(Canvas canvas, Offset position, Tangent tangent, Paint basePaint) → void
Paints the particle at the given position along the connection path.
override
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited