private void processMessage(OSCMessage message) { string address = message.Address; ArrayList args = message.Values; string command = (string)args[0]; if (address == "/tuio/2Dobj") { if ((command == "set") && (currentFrame >= lastFrame)) { long s_id = (int)args[1]; int f_id = (int)args[2]; float x = (float)args[3]; float y = (float)args[4]; float a = (float)args[5]; float X = (float)args[6]; float Y = (float)args[7]; float A = (float)args[8]; float m = (float)args[9]; float r = (float)args[10]; if (!objectList.ContainsKey(s_id)) { TuioObject addObject = new TuioObject(s_id, f_id, x, y, a); objectList.Add(s_id, addObject); for (int i = 0; i < listenerList.Count; i++) { TuioListener listener = (TuioListener)listenerList[i]; if (listener != null) { listener.addTuioObject(addObject); } } } else { TuioObject updateObject = objectList[s_id]; if ((updateObject.getX() != x) || (updateObject.getY() != y) || (updateObject.getAngle() != a)) { updateObject.update(x, y, a, X, Y, A, m, r); for (int i = 0; i < listenerList.Count; i++) { TuioListener listener = (TuioListener)listenerList[i]; if (listener != null) { listener.updateTuioObject(updateObject); } } //objectList[s_id] = tobj; } } } else if ((command == "alive") && (currentFrame >= lastFrame)) { for (int i = 1; i < args.Count; i++) { // get the message content long s_id = (int)args[i]; newObjectList.Add(s_id); // reduce the object list to the lost objects if (aliveObjectList.Contains(s_id)) { aliveObjectList.Remove(s_id); } } // remove the remaining objects for (int i = 0; i < aliveObjectList.Count; i++) { long s_id = aliveObjectList[i]; TuioObject removeObject = objectList[s_id]; removeObject.remove(); objectList.Remove(s_id); for (int j = 0; j < listenerList.Count; j++) { TuioListener listener = (TuioListener)listenerList[j]; if (listener != null) { listener.removeTuioObject(removeObject); } } } List <long> buffer = aliveObjectList; aliveObjectList = newObjectList; // recycling of the List newObjectList = buffer; newObjectList.Clear(); } else if (command == "fseq") { lastFrame = currentFrame; currentFrame = (int)args[1]; if (currentFrame == -1) { currentFrame = lastFrame; } if (currentFrame >= lastFrame) { long currentTime = lastTime; if (currentFrame > lastFrame) { TimeSpan span = DateTime.Now - startTime; currentTime = (long)span.TotalMilliseconds; lastTime = currentTime; } IEnumerator <TuioObject> refreshList = objectList.Values.GetEnumerator(); while (refreshList.MoveNext()) { TuioObject refreshObject = refreshList.Current; if (refreshObject.getUpdateTime() == TUIO_UNDEFINED) { refreshObject.setUpdateTime(currentTime); } } for (int i = 0; i < listenerList.Count; i++) { TuioListener listener = (TuioListener)listenerList[i]; if (listener != null) { listener.refresh(currentTime); } } } } } else if (address == "/tuio/2Dcur") { if ((command == "set") && (currentFrame >= lastFrame)) { long s_id = (int)args[1]; float x = (float)args[2]; if (this.FlipHorizontal) { x = 1.0f - x; } float y = (float)args[3]; if (this.FlipHorizontal) { y = 1.0f - y; } float X = (float)args[4]; float Y = (float)args[5]; float m = (float)args[6]; if (!cursorList.ContainsKey(s_id)) { int f_id = cursorList.Count; if (cursorList.Count <= maxFingerID) { TuioCursor closestCursor = freeCursorList[0]; IEnumerator <TuioCursor> testList = freeCursorList.GetEnumerator(); while (testList.MoveNext()) { TuioCursor testCursor = testList.Current; if (testCursor.getDistance(x, y) < closestCursor.getDistance(x, y)) { closestCursor = testCursor; } } f_id = closestCursor.getFingerID(); freeCursorList.Remove(closestCursor); } else { maxFingerID = f_id; } TuioCursor addCursor = new TuioCursor(s_id, f_id, x, y); cursorList.Add(s_id, addCursor); for (int i = 0; i < listenerList.Count; i++) { TuioListener listener = (TuioListener)listenerList[i]; if (listener != null) { listener.addTuioCursor(addCursor); } } } else { TuioCursor updateCursor = (TuioCursor)cursorList[s_id]; if ((updateCursor.getX() != x) || (updateCursor.getY() != y)) { updateCursor.update(x, y, X, Y, m); for (int i = 0; i < listenerList.Count; i++) { TuioListener listener = (TuioListener)listenerList[i]; if (listener != null) { listener.updateTuioCursor(updateCursor); } } //cursorList[s_id] = tcur; } } } else if ((command == "alive") && (currentFrame >= lastFrame)) { for (int i = 1; i < args.Count; i++) { // get the message content long s_id = (int)args[i]; newCursorList.Add(s_id); // reduce the cursor list to the lost cursors if (aliveCursorList.Contains(s_id)) { aliveCursorList.Remove(s_id); } } // remove the remaining cursors for (int i = 0; i < aliveCursorList.Count; i++) { long s_id = aliveCursorList[i]; if (!cursorList.ContainsKey(s_id)) { continue; } TuioCursor removeCursor = cursorList[s_id]; int c_id = removeCursor.getFingerID(); cursorList.Remove(s_id); removeCursor.remove(); if (c_id == maxFingerID) { maxFingerID = -1; if (cursorList.Count > 0) { IEnumerator <KeyValuePair <long, TuioCursor> > clist = cursorList.GetEnumerator(); while (clist.MoveNext()) { int f_id = clist.Current.Value.getFingerID(); if (f_id > maxFingerID) { maxFingerID = f_id; } } List <TuioCursor> freeCursorBuffer = new List <TuioCursor>(); IEnumerator <TuioCursor> flist = freeCursorList.GetEnumerator(); while (flist.MoveNext()) { TuioCursor testCursor = flist.Current; if (testCursor.getFingerID() < maxFingerID) { freeCursorBuffer.Add(testCursor); } } freeCursorList = freeCursorBuffer; } } else if (c_id < maxFingerID) { freeCursorList.Add(removeCursor); } for (int j = 0; j < listenerList.Count; j++) { TuioListener listener = (TuioListener)listenerList[j]; if (listener != null) { listener.removeTuioCursor(removeCursor); } } } List <long> buffer = aliveCursorList; aliveCursorList = newCursorList; // recycling of the List newCursorList = buffer; newCursorList.Clear(); } else if (command == "fseq") { lastFrame = currentFrame; currentFrame = (int)args[1]; if (currentFrame == -1) { currentFrame = lastFrame; } if (currentFrame >= lastFrame) { long currentTime = lastTime; if (currentFrame > lastFrame) { TimeSpan span = DateTime.Now - startTime; currentTime = (long)span.TotalMilliseconds; lastTime = currentTime; } IEnumerator <TuioCursor> refreshList = cursorList.Values.GetEnumerator(); while (refreshList.MoveNext()) { TuioCursor refreshCursor = refreshList.Current; if (refreshCursor.getUpdateTime() == TUIO_UNDEFINED) { refreshCursor.setUpdateTime(currentTime); } } for (int i = 0; i < listenerList.Count; i++) { TuioListener listener = (TuioListener)listenerList[i]; if (listener != null) { listener.refresh(currentTime); } } } } } }