84 lines
2.6 KiB
C++
84 lines
2.6 KiB
C++
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// ATCdisplay.hxx - class to manage the graphical display of ATC messages.
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// - The idea is to separate the display of ATC messages from their
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// - generation so that the generation may come from any source.
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//
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// Written by David Luff, started October 2001.
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//
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// Copyright (C) 2001 David C Luff - david.luff@nottingham.ac.uk
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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#ifndef _FG_ATC_DISPLAY_HXX
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#define _FG_ATC_DISPLAY_HXX
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <vector>
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#include <string>
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SG_USING_STD(vector);
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SG_USING_STD(string);
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struct atcMessage {
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string msg;
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bool repeating;
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int id;
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};
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// ASSUMPTION - with two radios the list won't be long so we don't need to map the id's
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typedef vector<atcMessage> atcMessageList;
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typedef vector<atcMessage>::iterator atcMessageListIterator;
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class FGATCDisplay {
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private:
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bool rep_msg; // Flag to indicate there is a repeating transmission to display
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float dsp_offset1; // Used to set the correct position of scrolling display
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float dsp_offset2;
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string rep_msg_str; // The repeating transmission to play
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atcMessageList msgList;
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atcMessageListIterator msgList_itr;
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public:
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FGATCDisplay();
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~FGATCDisplay();
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void init();
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// Display any registered messages
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void update();
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// Register a single message for display when possible
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void RegisterSingleMessage(string msg); // OK - I know passing a string in and out is probably not good but it will have to do for now.
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/* For now we will assume only one repeating message at once */
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// This is not really robust
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// Register a continuously repeating message
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void RegisterRepeatingMessage(string msg);
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// Change a repeating message - assume that the message changes after the string has finished for now
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void ChangeRepeatingMessage(string newmsg);
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// Cancel the current repeating message
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void CancelRepeatingMessage();
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};
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extern FGATCDisplay *current_atcdisplay;
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#endif // _FG_ATC_DISPLAY_HXX
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