1 files changed, 138 insertions, 0 deletions
diff --git a/indra/newview/llgesturemgr.h b/indra/newview/llgesturemgr.h
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+++ b/indra/newview/llgesturemgr.h
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+/** 
+ * @file llgesturemgr.h
+ * @brief Manager for playing gestures on the viewer
+ *
+ * Copyright (c) 2004-$CurrentYear$, Linden Research, Inc.
+ * $License$
+ */
+
+#ifndef LL_LLGESTUREMGR_H
+#define LL_LLGESTUREMGR_H
+
+#include <map>
+#include <string>
+#include <vector>
+
+#include "llassetstorage.h"	// LLAssetType
+#include "llviewerinventory.h"
+
+class LLMultiGesture;
+class LLGestureStep;
+class LLUUID;
+class LLVFS;
+
+class LLGestureManagerObserver
+{
+public:
+	virtual ~LLGestureManagerObserver() { };
+	virtual void changed() = 0;
+};
+
+class LLGestureManager
+{
+public:
+	LLGestureManager();
+	~LLGestureManager();
+
+	void init();
+
+	// Call once per frame to manage gestures
+	void update();
+
+	// Loads a gesture out of inventory into the in-memory active form
+	// Note that the inventory item must exist, so we can look up the 
+	// asset id.
+	void activateGesture(const LLUUID& item_id);
+
+	// Activate a list of gestures
+	void activateGestures(LLViewerInventoryItem::item_array_t& items);
+
+	// If you change a gesture, you need to build a new multigesture
+	// and call this method.
+	void replaceGesture(const LLUUID& item_id, LLMultiGesture* new_gesture, const LLUUID& asset_id);
+
+	// Load gesture into in-memory active form.
+	// Can be called even if the inventory item isn't loaded yet.
+	// inform_server TRUE will send message upstream to update database
+	// user_gesture_active table, which isn't necessary on login.
+	// deactivate_similar will cause other gestures with the same trigger phrase
+	// or keybinding to be deactivated.
+	void activateGestureWithAsset(const LLUUID& item_id, const LLUUID& asset_id, BOOL inform_server, BOOL deactivate_similar);
+
+	// Takes gesture out of active list and deletes it.
+	void deactivateGesture(const LLUUID& item_id);
+
+	// Deactivates all gestures that match either this trigger phrase,
+	// or this hot key.
+	void deactivateSimilarGestures(LLMultiGesture* gesture, const LLUUID& in_item_id);
+
+	BOOL isGestureActive(const LLUUID& item_id);
+
+	BOOL isGesturePlaying(const LLUUID& item_id);
+
+	// Force a gesture to be played, for example, if it is being
+	// previewed.
+	void playGesture(LLMultiGesture* gesture);
+	void playGesture(const LLUUID& item_id);
+
+	// Stop all requested or playing anims for this gesture
+	// Also remove from playing list
+	void stopGesture(LLMultiGesture* gesture);
+	void stopGesture(const LLUUID& item_id);
+
+	// Trigger the first gesture that matches this key.
+	// Returns TRUE if it finds a gesture bound to that key.
+	BOOL triggerGesture(KEY key, MASK mask);
+
+	// Trigger all gestures referenced as substrings in this string
+	BOOL triggerAndReviseString(const std::string &str, std::string *revised_string);
+
+	// Does some gesture have this key bound?
+	BOOL isKeyBound(KEY key, MASK mask);
+
+	S32 getPlayingCount() const;
+
+	void addObserver(LLGestureManagerObserver* observer);
+	void removeObserver(LLGestureManagerObserver* observer);
+	void notifyObservers();
+
+	BOOL matchPrefix(const std::string& in_str, std::string* out_str);
+
+	// Copy item ids into the vector
+	void getItemIDs(std::vector<LLUUID>* ids);
+
+protected:
+	// Handle the processing of a single gesture
+	void stepGesture(LLMultiGesture* gesture);
+
+	// Do a single step in a gesture
+	void runStep(LLMultiGesture* gesture, LLGestureStep* step);
+
+	// Used by loadGesture
+	static void onLoadComplete(LLVFS *vfs,
+						   const LLUUID& asset_uuid,
+						   LLAssetType::EType type,
+						   void* user_data, S32 status);
+
+public:
+	BOOL mValid;
+	std::vector<LLMultiGesture*> mPlaying;
+
+	// Maps inventory item_id to gesture
+	typedef std::map<LLUUID, LLMultiGesture*> item_map_t;
+
+	// Active gestures.
+	// NOTE: The gesture pointer CAN BE NULL.  This means that
+	// there is a gesture with that item_id, but the asset data
+	// is still on its way down from the server.
+	item_map_t mActive;
+
+	S32 mLoadingCount;
+	std::string mDeactivateSimilarNames;
+
+	std::vector<LLGestureManagerObserver*> mObservers;
+};
+
+extern LLGestureManager gGestureManager;
+
+#endif