2009-10-20 Chris Toshok <toshok@ximian.com>
[moon.git] / src / timemanager.h
blob2c3b6e03c182626bfb09372c7faecc15811b6b48
1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
2 /*
3 * Contact:
4 * Moonlight List (moonlight-list@lists.ximian.com)
6 * Copyright 2007 Novell, Inc. (http://www.novell.com)
8 * See the LICENSE file included with the distribution for details.
9 *
12 #ifndef MOON_TIMEMANAGER_H
13 #define MOON_TIMEMANAGER_H
15 #include <glib.h>
17 #include "applier.h"
18 #include "timesource.h"
19 #include "dependencyobject.h"
21 // our root level time manager (basically the object that registers
22 // the gtk_timeout and drives all Clock objects
23 class TimeManager : public EventObject {
24 public:
25 TimeManager ();
27 void Start ();
28 void Stop ();
30 void Shutdown ();
32 TimeSource *GetSource() { return source; }
34 void AddClock (Clock *clock);
36 virtual TimeSpan GetCurrentTime () { return current_global_time - start_time; }
37 virtual TimeSpan GetLastTime () { return last_global_time - start_time; }
38 TimeSpan GetCurrentTimeUsec () { return current_global_time_usec - start_time_usec; }
40 /* @GenerateCBinding,GeneratePInvoke */
41 void AddTickCall (TickCallHandler handler, EventObject *tick_data);
42 /* @GenerateCBinding,GeneratePInvoke */
43 void RemoveTickCall (TickCallHandler handler, EventObject *tick_data);
44 /* @GenerateCBinding,GeneratePInvoke */
45 void AddDispatcherCall (TickCallHandler handler, EventObject *tick_data);
47 void NeedRedraw ();
48 void NeedClockTick ();
50 void InvokeTickCalls ();
52 /* @GenerateCBinding, GeneratePInvoke */
53 guint AddTimeout (gint priority, guint ms_interval, GSourceFunc func, gpointer timeout_data);
54 /* @GenerateCBinding, GeneratePInvoke */
55 void RemoveTimeout (guint timeout_id);
57 /* @GenerateCBinding,GeneratePInvoke,ManagedAccess=Internal,Version=2 */
58 void SetMaximumRefreshRate (int hz);
59 /* @GenerateCBinding,GeneratePInvoke,ManagedAccess=Internal,Version=2 */
60 int GetMaximumRefreshRate () { return max_fps; }
62 // Events you can AddHandler to
63 const static int UpdateInputEvent;
64 const static int RenderEvent;
66 void ListClocks ();
67 Applier* GetApplier () { return applier; }
69 protected:
70 virtual ~TimeManager ();
72 private:
74 TimelineGroup *timeline;
75 ClockGroup *root_clock;
76 Applier *applier;
78 void SourceTick ();
80 void RemoveAllRegisteredTimeouts ();
82 TimeSpan current_global_time;
83 TimeSpan last_global_time;
84 TimeSpan start_time;
86 TimeSpan current_global_time_usec;
87 TimeSpan start_time_usec;
89 static void source_tick_callback (EventObject *sender, EventArgs *calldata, gpointer closure);
90 bool source_tick_pending;
91 int current_timeout;
92 int max_fps;
93 bool first_tick;
94 bool emitting;
96 TimeSpan previous_smoothed;
98 enum TimeManagerOp {
99 TIME_MANAGER_UPDATE_CLOCKS = 0x01,
100 TIME_MANAGER_RENDER = 0x02,
101 TIME_MANAGER_TICK_CALL = 0x04,
102 TIME_MANAGER_UPDATE_INPUT = 0x08
105 TimeManagerOp flags;
107 TimeSource *source;
109 Queue tick_calls;
110 Queue dispatcher_calls;
112 GList *registered_timeouts;
115 G_BEGIN_DECLS
117 bool find_tick_call (List::Node *node, void *data);
119 G_END_DECLS
121 #endif /* MOON_TIMEMANAGER_H */