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package mpb
import (
"io"
"github.com/vbauerster/mpb/v7/decor"
)
// BarFiller interface.
// Bar (without decorators) renders itself by calling BarFiller's Fill method.
//
// reqWidth is requested width, set by `func WithWidth(int) ContainerOption`.
// If not set, it defaults to terminal width.
//
// Default implementations can be obtained via:
//
// func NewBarFiller(BarStyle()) BarFiller
// func NewBarFiller(SpinnerStyle()) BarFiller
//
type BarFiller interface {
Fill(w io.Writer, reqWidth int, stat decor.Statistics)
}
// BarFillerBuilder interface.
type BarFillerBuilder interface {
Build() BarFiller
}
// BarFillerFunc is function type adapter to convert function into BarFiller.
type BarFillerFunc func(w io.Writer, reqWidth int, stat decor.Statistics)
func (f BarFillerFunc) Fill(w io.Writer, reqWidth int, stat decor.Statistics) {
f(w, reqWidth, stat)
}
// NewBarFiller constructs a BarFiller from provided BarFillerBuilder.
func NewBarFiller(b BarFillerBuilder) BarFiller {
return b.Build()
}
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