etk/input.go

package etk

import (
	"image"

	"github.com/hajimehoshi/ebiten/v2"

	"code.rocketnine.space/tslocum/messeji"
)

type Input struct {
	*Box
	field *messeji.InputField
}

func NewInput(prefix string, text string, onSelected func(text string) (handled bool)) *Input {
	textColor := Style.TextColorDark
	/*if TextColor == nil {
		textColor = Style.InputColor
	}*/

	i := messeji.NewInputField(Style.TextFont)
	i.SetPrefix(prefix)
	i.SetText(text)
	i.SetForegroundColor(textColor)
	i.SetBackgroundColor(Style.InputBgColor)
	i.SetHandleKeyboard(true)
	i.SetSelectedFunc(func() (accept bool) {
		return onSelected(i.Text())
	})

	return &Input{
		Box:   NewBox(),
		field: i,
	}
}

// Clear clears the field's buffer.
func (i *Input) Clear() {
	i.field.SetText("")
}

// Write writes to the field's buffer.
func (i *Input) Write(p []byte) (n int, err error) {
	return i.field.Write(p)
}

func (i *Input) SetRect(r image.Rectangle) {
	i.Box.rect = r

	i.field.SetRect(r)
}

func (i *Input) HandleMouse(cursor image.Point, pressed bool, clicked bool) (handled bool, err error) {
	return false, nil
}

func (i *Input) HandleKeyboard() (handled bool, err error) {
	err = i.field.Update()

	return false, err
}

func (i *Input) Draw(screen *ebiten.Image) error {
	// Draw label.
	i.field.Draw(screen)
	return nil
}