remove demo game

ui.top_bar.go

@@ -0,0 +1,81 @@
+package pncdsl
+
+import (
+	"fmt"
+
+	"github.com/hajimehoshi/ebiten/v2"
+	"github.com/hajimehoshi/ebiten/v2/vector"
+)
+
+// TopBar is a thin strip across the top of the screen with three sections:
+// scene title on the left, a score number in the center, and a day/time
+// string on the right. Empty fields are skipped.
+type TopBar struct {
+	Name   string
+	Height int
+
+	// LeftText overrides the auto-discovered scene Title/Name.
+	LeftText string
+	// ScoreVar is a State Var key whose value is fmt-printed as the
+	// center score; empty = no score shown.
+	ScoreVar string
+	ScoreMax int // when >0, rendered as "Score: X/MAX"
+
+	// TimeVar is a State Var key whose value is printed at the right
+	// edge (e.g. "Day 2 - 14:32"); empty = nothing on the right.
+	TimeVar string
+}
+
+func (t *TopBar) GetName() string { return t.Name }
+func (t *TopBar) Tick(ctx *UICtx) {}
+
+func (t *TopBar) Draw(dst *ebiten.Image, ctx *UICtx) {
+	g := ctx.Game
+	th := g.Theme()
+	h := t.Height
+	if h <= 0 {
+		h = 12
+	}
+	vector.DrawFilledRect(dst, 0, 0, float32(g.Width), float32(h), th.TopBarBG, false)
+
+	left := t.LeftText
+	if left == "" && g.currentScene != "" {
+		s := g.SceneManager.MustGet(g.currentScene)
+		if s.Title != "" {
+			left = s.Title
+		} else {
+			left = s.Name
+		}
+	}
+	if left != "" {
+		g.DrawText(dst, left, 4, -1, th.TopBarText)
+	}
+
+	if t.ScoreVar != "" {
+		var sc string
+		v := g.State.Var(t.ScoreVar)
+		if t.ScoreMax > 0 {
+			sc = fmt.Sprintf("Score: %v/%d", v, t.ScoreMax)
+		} else {
+			sc = fmt.Sprintf("Score: %v", v)
+		}
+		x := (g.Width - textWidth(sc)) / 2
+		g.DrawText(dst, sc, x, -1, th.TopBarAccent)
+	}
+
+	if t.TimeVar != "" {
+		tm := fmt.Sprint(g.State.Var(t.TimeVar))
+		x := g.Width - textWidth(tm) - 4
+		g.DrawText(dst, tm, x, -1, th.TopBarText)
+	}
+}
+
+// BlocksClickAt — the TopBar swallows clicks so the radial menu doesn't
+// pop up under it.
+func (t *TopBar) BlocksClickAt(p Point) bool {
+	h := t.Height
+	if h <= 0 {
+		h = 12
+	}
+	return p.Y < float64(h)
+}