barcode/utils/depth.go

37 lines
571 B
Go

package utils
import "image/color"
func ColorModel(depth int) color.Model {
switch depth {
case 8:
return color.GrayModel
case 24, 32:
return color.RGBAModel
default:
return color.Gray16Model
}
}
func WhiteColor(depth int) color.Color {
switch depth {
case 8:
return color.Gray{Y: 255}
case 24, 32:
return color.RGBA{255, 255, 255, 255}
default:
return color.White
}
}
func BlackColor(depth int) color.Color {
switch depth {
case 8:
return color.Gray{Y: 0}
case 24, 32:
return color.RGBA{0, 0, 0, 255}
default:
return color.Black
}
}