36 lines
907 B
Go
36 lines
907 B
Go
|
package fallbackFaces
|
||
|
|
|
||
|
|
import "golang.org/x/image/font"
|
||
|
|
import "git.tebibyte.media/tomo/tomo"
|
||
|
|
import "golang.org/x/image/font/basicfont"
|
||
|
|
import "git.tebibyte.media/tomo/backend/style"
|
||
|
|
|
||
|
|
type faceSet struct {
|
||
|
|
regular font.Face
|
||
|
|
bold font.Face
|
||
|
|
italic font.Face
|
||
|
|
boldItalic font.Face
|
||
|
|
}
|
||
|
|
|
||
|
|
// New creates a new fallback face set.
|
||
|
|
func New () style.FaceSet {
|
||
|
|
// TODO maybe pre-generate different variations of this face
|
||
|
|
return &faceSet {
|
||
|
|
regular: basicfont.Face7x13,
|
||
|
|
bold: basicfont.Face7x13,
|
||
|
|
italic: basicfont.Face7x13,
|
||
|
|
boldItalic: basicfont.Face7x13,
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func (this *faceSet) Face (face tomo.Face) font.Face {
|
||
|
|
bold := face.Weight >= 500
|
||
|
|
italic := face.Italic >= 0.1 || face.Slant >= 0.1
|
||
|
|
switch {
|
||
|
|
case bold && italic: return this.boldItalic
|
||
|
|
case bold: return this.bold
|
||
|
|
case italic: return this.italic
|
||
|
|
default: return this.regular
|
||
|
|
}
|
||
|
|
}
|