package conv

import (
	"fmt"

	"github.com/faiface/pixel"
	"github.com/faiface/pixel/text"
	"golang.org/x/image/colornames"
	"golang.org/x/image/font/basicfont"

	"ur.gs/ordoor/internal/fonts"
)

type Font struct {
	Name string
	Atlas *text.Atlas
	Text *text.Text
}

func (f *Font) Output(to pixel.Target, m pixel.Matrix, format string, args ...interface{}) {
	text := text.New(pixel.V(0.0, 0.0), f.Atlas)
	text.Color = colornames.White

	fmt.Fprintf(text, format, args...)

	text.Draw(to, m)
}

func ConvertFont(font *fonts.Font) *Font {
	// FIXME: actually use the pixel data in font
	atlas := text.NewAtlas(basicfont.Face7x13, text.ASCII)

	return &Font{
		Name: font.Name,
		Atlas: atlas,
	}
}