2 Copyright 2004-2005 Chris Tallon
4 This file is part of VOMP.
6 VOMP is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 VOMP is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with VOMP. If not, see <https://www.gnu.org/licenses/>.
31 #include "messagequeue.h"
34 typedef std::list<Region> RegionList;
35 typedef std::stack<std::pair<Boxx*,VideoDisplay> > VideoDisplayStack;
37 class BoxStack : public MessageReceiver
42 static BoxStack* getInstance();
47 // These functions do internal locking, so can be called directly from any thread. Hopefully.
50 void removeAllExceptWallpaper();
52 void update(Boxx*, const Region* regionToUpdate = NULL);
53 void redrawAllBoxes();
56 int handleCommand(int command);
57 void processMessage(Message* m);
59 // handleCommand() return values
60 const static int DROP_THROUGH = 0;
61 const static int ABANDON_COMMAND = 1;
62 const static int COMMAND_HANDLED = 2;
63 const static int DELETE_ME = 4;
66 static BoxStack* instance;
74 VideoDisplayStack videoStack;
78 void repaintRevealed(int x, Region r);
79 void boxSplit(Region r, int start, int end, int direction, RegionList& rl);
80 int addVideoDisplay(Boxx*,VideoDisplay);