remove demo game

ui.status.go

@@ -0,0 +1,54 @@
+package pncdsl
+
+import "github.com/hajimehoshi/ebiten/v2"
+
+// StatusLine renders a single line: either the active flash message (set
+// by FlashLine) or the hover-hint (verb + target under the cursor).
+type StatusLine struct {
+	Name  string
+	Y     int
+	Align Align
+	// ScreenWidth, if 0, uses Game.Width.
+	ScreenWidth int
+}
+
+func (s *StatusLine) GetName() string { return s.Name }
+
+func (s *StatusLine) Tick(ctx *UICtx) {
+	g := ctx.Game
+	if g.flashTimer > 0 {
+		g.flashTimer -= ctx.DT
+		if g.flashTimer <= 0 {
+			g.flash = ""
+		}
+	}
+}
+
+func (s *StatusLine) Draw(dst *ebiten.Image, ctx *UICtx) {
+	g := ctx.Game
+	th := g.Theme()
+	w := s.ScreenWidth
+	if w == 0 {
+		w = g.Width
+	}
+	text := g.flash
+	col := th.FlashText
+	if text == "" {
+		text = g.HoverHint()
+		col = th.StatusText
+	}
+	if text == "" {
+		return
+	}
+	tw := textWidth(text)
+	var x int
+	switch s.Align {
+	case AlignLeft:
+		x = 2
+	case AlignRight:
+		x = w - tw - 2
+	default:
+		x = (w - tw) / 2
+	}
+	g.DrawText(dst, text, x, s.Y, col)
+}