CharacterParticle class

A character/emoji particle painter.

Renders particles as text characters or emojis, allowing for expressive and customizable flow visualizations.

Example:

// Emoji particle
ParticleEffect(
  particlePainter: CharacterParticle(
    character: 'πŸš€',
    fontSize: 16.0,
  ),
  particleCount: 3,
  speed: 1,
)

// Text particle
ParticleEffect(
  particlePainter: CharacterParticle(
    character: 'β†’',
    fontSize: 20.0,
  ),
  particleCount: 5,
  speed: 2,
)
Implemented types
Available extensions

Constructors

CharacterParticle({String character = '●', double fontSize = 12.0, Color? color})
Creates a character/emoji particle painter.

Properties

character β†’ String
The character or emoji to display
final
color β†’ Color?
Optional color override for the particle (null = use connection color) Note: For emojis, this may not have an effect as emojis render with their own colors
final
fontSize β†’ double
The font size in pixels
final
hashCode β†’ int
The hash code for this object.
no setterinherited
isBuiltIn β†’ bool

Available on ParticlePainter, provided by the ParticlePainterExtension extension

Check if this is a built-in particle
no setter
runtimeType β†’ Type
A representation of the runtime type of the object.
no setterinherited
size β†’ Size
The size of the particle. Used for layout calculations and bounds checking.
no setteroverride

Methods

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

Operators

operator ==(Object other) β†’ bool
The equality operator.
inherited