RouletteGroup.uniformImages constructor
RouletteGroup.uniformImages(
- int itemCount, {
- required IndexBuilder<
ImageProvider< imageBuilder,Object> > - IndexBuilder<
Color> ? colorBuilder, - IndexBuilder<
String?> ? textBuilder, - IndexBuilder<
TextStyle> ? styleBuilder,
Helper function to create a even RouletteGroup.
itemCount
is the number of items in the group.
imageBuilder
is a function that return the image of the unit.
colorBuilder
is a function that return the color of the unit.
Implementation
factory RouletteGroup.uniformImages(
int itemCount, {
required IndexBuilder<ImageProvider> imageBuilder,
IndexBuilder<Color>? colorBuilder,
IndexBuilder<String?>? textBuilder,
IndexBuilder<TextStyle>? styleBuilder,
}) {
final units = <RouletteUnit>[];
for (int i = 0; i < itemCount; i += 1) {
units.add(
RouletteUnit(
text: textBuilder?.call(i),
image: imageBuilder.call(i),
color: colorBuilder?.call(i) ?? Colors.blue,
textStyle:
RouletteStyle.defaultIconStyle.merge(styleBuilder?.call(i)),
weight: 1,
),
);
}
return RouletteGroup(units);
}