Some improvements, added cutscene stub

src/dialogue/DialogueRuntime.h

@@ -2,6 +2,7 @@
 
 #include "dialogue/DialogueDatabase.h"
 #include "external/nlohmann/json.hpp"
+#include <functional>
 #include <string>
 #include <unordered_map>
 #include <unordered_set>
@@ -16,6 +17,8 @@ public:
 	void setDatabase(const DialogueDatabase* value);
 
 	bool startDialogue(const std::string& dialogueId);
+	bool startStandaloneCutscene(const std::string& cutsceneId);
+	void setOnCutsceneFinished(std::function<void(const std::string&)> cb);
 	void stop();
 
 	void update(int deltaMs);
@@ -46,6 +49,9 @@ private:
 		PlayingCutscene
 	};
 
+	std::function<void(const std::string&)> onCutsceneFinished;
+	std::string activeCutsceneId;
+
 	const DialogueDatabase* database = nullptr;
 	const DialogueDefinition* activeDialogue = nullptr;
 	const StaticCutsceneDefinition* activeCutscene = nullptr;
@@ -68,6 +74,7 @@ private:
 	int cutsceneTimerMs = 0;
 	int cutsceneElapsedMs = 0;
 	int cutsceneTotalDurationMs = 0;
+	int cutsceneContentDurationMs = 0;
 
 	std::string currentCutsceneBackground;