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
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
- 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