move GetFontFace into FontLayout struct

konstructor/entity/entity.font.go

@@ -1,6 +1,12 @@
 package entity
 
-import "image/color"
+import (
+	"image/color"
+	"io/ioutil"
+
+	"golang.org/x/image/font"
+	"golang.org/x/image/font/opentype"
+)
 
 type FontLayout struct {
 	Path          string
@@ -9,3 +15,14 @@ type FontLayout struct {
 	Color         color.Color
 	SelectedColor color.Color
 }
+
+func (fl *FontLayout) GetFontFace() font.Face {
+	file, _ := ioutil.ReadFile(fl.Path)
+	tt, _ := opentype.Parse(file)
+	face, _ := opentype.NewFace(tt, &opentype.FaceOptions{
+		Size:    fl.DPI,
+		DPI:     fl.Size,
+		Hinting: font.HintingVertical,
+	})
+	return face
+}