rgba>hex ( rgba -- hex )

Vocabulary

google.charts.private

Inputs

rgba

an object

Outputs

hex

an object

Definition

USING: accessors formatting kernel math math.functions ;

IN: google.charts.private

: rgba>hex ( rgba -- hex )
    [ red>> ] [ green>> ] [ blue>> ] tri
    [ 255 * round >integer ] tri@ "%02X%02X%02X" sprintf ;