move engine to engines/easy_ebitengine

konstructor/engines/easy_ebitengine/screen.dialog.go

@@ -0,0 +1,34 @@
+package easy_ebitengine
+
+import (
+	"github.com/hajimehoshi/ebiten"
+	"github.com/hajimehoshi/ebiten/text"
+)
+
+func (e *Engine) DialogUpdate() {
+	dialog := e.Domain.GetDialog(e.KContext.ScreenValue)
+
+	if e.UpPressed() && dialog.CurrentSelected != 0 {
+		dialog.CurrentSelected--
+	}
+
+	if e.DownPressed() && dialog.CurrentSelected != len(dialog.Choices)-1 {
+		dialog.CurrentSelected++
+	}
+
+	if e.Action0Pressed() {
+		dialog.Choices[dialog.CurrentSelected].Handler()
+	}
+	e.Domain.SetDialog(e.KContext.ScreenValue, dialog)
+}
+
+func (e *Engine) DialogDraw(screen *ebiten.Image) {
+	dialog := e.Domain.GetDialog(e.KContext.ScreenValue)
+
+	face := dialog.Layout.ChoiceFont.GetFontFace()
+
+	for i, choice := range dialog.Choices {
+		offset := int(dialog.Layout.ChoiceFont.Size) * (i + 1)
+		text.Draw(screen, choice.Label+"\n", face, 8, offset, dialog.GetChoiceColor(i))
+	}
+}