new theme

pncdsl/core.game.go

@@ -51,6 +51,26 @@ type Game struct {
 	speech     speechState
 	dialog     *runtimeDialog
 	activeDialog string
+
+	// in-game message log for ChatLog widgets; ring buffer behavior.
+	messages    []LogMessage
+	MaxLogLines int // 0 = unlimited (memory grows); set per-game.
+}
+
+// LogKind classifies a chat-log entry — UI widgets style them differently.
+type LogKind int
+
+const (
+	LogAction   LogKind = iota // player command ("> look at door")
+	LogResponse                // in-world reply / Say output
+	LogSystem                  // game/system message
+)
+
+// LogMessage is a single line in the chat-log buffer.
+type LogMessage struct {
+	Speaker string  // empty for actions / system
+	Text    string
+	Kind    LogKind
 }
 
 // speechState is what the SpeechBubble widget renders. Mutated by Say.
@@ -130,6 +150,48 @@ func (g *Game) FlashLine(text string) {
 	g.flashTimer = 2.0
 }
 
+// LogAction appends a player-command line (rendered with the prompt color
+// by ChatLog widgets).
+func (g *Game) LogAction(text string) {
+	g.appendLog(LogMessage{Text: text, Kind: LogAction})
+}
+
+// LogResponse appends a reply line (rendered with the response color).
+func (g *Game) LogResponse(speaker, text string) {
+	g.appendLog(LogMessage{Speaker: speaker, Text: text, Kind: LogResponse})
+}
+
+// LogSystem appends a system/meta line (rendered with the response color).
+func (g *Game) LogSystem(text string) {
+	g.appendLog(LogMessage{Text: text, Kind: LogSystem})
+}
+
+func (g *Game) appendLog(m LogMessage) {
+	g.messages = append(g.messages, m)
+	if g.MaxLogLines > 0 && len(g.messages) > g.MaxLogLines {
+		g.messages = g.messages[len(g.messages)-g.MaxLogLines:]
+	}
+}
+
+// Messages returns the current log buffer (read-only).
+func (g *Game) Messages() []LogMessage { return g.messages }
+
+// CharacterInScene reports whether a registered character is listed as
+// an actor in the current scene. Used by the CharacterPanel widget so
+// it auto-hides when the character isn't in view.
+func (g *Game) CharacterInScene(name string) bool {
+	if g.currentScene == "" {
+		return false
+	}
+	s := g.SceneManager.MustGet(g.currentScene)
+	for _, a := range s.Actors {
+		if a.CharacterName == name {
+			return true
+		}
+	}
+	return false
+}
+
 // DrawText is a thin wrapper that lets widgets accept a Theme-supplied color
 // today and switch to text/v2 later without changing call sites.
 func (g *Game) DrawText(dst *ebiten.Image, s string, x, y int, c color.Color) {