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avatar_picture.go
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/
avatar_picture.go
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package avatar
import (
"bytes"
"image"
"image/color"
)
type PictureOptions struct {
BgColor color.Color
Size int
}
type Picture struct {
source []byte
options *PictureOptions
originalImage image.Image
}
func (p Picture) originalImg() image.Image {
return p.originalImage
}
func (p Picture) Source() []byte {
return p.source
}
// Generates the square avatar
// It returns the avatar image in []byte or an error something went wrong
func (p Picture) Square() ([]byte, error) {
return square(p, p.options)
}
func (p Picture) Circle() ([]byte, error) {
return circle(p, p.options)
}
func (p Picture) loadOriginalImage() (image.Image, error) {
srcReader := bytes.NewReader(p.source)
// Convert source file to image.Image
originalImage, _, err := image.Decode(srcReader)
if err != nil {
return nil, err
}
return originalImage, nil
}
func (o PictureOptions) bgColor() color.Color {
return bgColor(o.BgColor)
}
func (o PictureOptions) size() int {
return size(o.Size)
}