ScrollingDotsEffect class
Holds painting configuration to be used by ScrollingDotsPainter
or ScrollingDotsWithFixedCenterPainter
- Inheritance
-
- Object
- IndicatorEffect
- BasicIndicatorEffect
- ScrollingDotsEffect
Constructors
- ScrollingDotsEffect({double activeStrokeWidth = 1.5, double activeDotScale = 1.3, double smallDotScale = 0.66, int maxVisibleDots = 5, bool fixedCenter = false, double offset = 16.0, double dotWidth = 16.0, double dotHeight = 16.0, double spacing = 8.0, double radius = 16, Color dotColor = Colors.grey, Color activeDotColor = Colors.indigo, double strokeWidth = 1.0, PaintingStyle paintStyle = PaintingStyle.fill})
-
Default constructor
const
Properties
- activeDotColor → Color
-
The active dot color
finalinherited
- activeDotScale → double
-
activeDotScale is multiplied by dotWidth to resolve
active dot scaling
final
- activeStrokeWidth → double
-
The active dot strokeWidth
this is ignored if fixedCenter is false
final
- dotColor → Color
-
Inactive dots color or all dots in some effects
finalinherited
- dotHeight → double
-
Singe dot height
finalinherited
- dotWidth → double
-
Singe dot width
finalinherited
- fixedCenter → bool
-
if True the old center dot style will be used
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- maxVisibleDots → int
-
The max number of dots to display at a time
if count is <= maxVisibleDots maxVisibleDots = count
must be an odd number that's >= 5
final
- paintStyle → PaintingStyle
-
Inactive dots paint style (fill|stroke) defaults to fill.
finalinherited
- radius → double
-
Single dot radius
finalinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- smallDotScale → double
-
smallDotScale is multiplied by dotWidth to resolve
side dots
final
- spacing → double
-
The horizontal space between dots
finalinherited
- strokeWidth → double
-
This is ignored if paintStyle is PaintStyle.fill
finalinherited
Methods
-
buildPainter(
int count, double offset) → BasicIndicatorPainter -
Builds a new painter every time the page offset changes
override
-
calculateSize(
int count) → Size -
Calculates the size of canvas based on
dots count, size and spacing
override
-
hitTestDots(
double dx, int count, double current) → int -
Returns the index of the section that contains
dx.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