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/* GDK - The GIMP Drawing Kit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* Modified by the GTK+ Team and others 1997-2010. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#if !defined (__GDK_H_INSIDE__) && !defined (GDK_COMPILATION)
#error "Only <gdk/gdk.h> can be included directly."
#endif
#ifndef __GDK_FRAME_CLOCK_H__
#define __GDK_FRAME_CLOCK_H__
#include <gdk/gdkframehistory.h>
G_BEGIN_DECLS
typedef struct _GdkFrameClock GdkFrameClock;
typedef struct _GdkFrameClockInterface GdkFrameClockInterface;
typedef struct _GdkFrameClockTarget GdkFrameClockTarget;
typedef struct _GdkFrameClockTargetInterface GdkFrameClockTargetInterface;
#define GDK_TYPE_FRAME_CLOCK_TARGET (gdk_frame_clock_target_get_type ())
#define GDK_FRAME_CLOCK_TARGET(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GDK_TYPE_FRAME_CLOCK_TARGET, GdkFrameClockTarget))
#define GDK_IS_FRAME_CLOCK_TARGET(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GDK_TYPE_FRAME_CLOCK_TARGET))
#define GDK_FRAME_CLOCK_TARGET_GET_IFACE(inst) (G_TYPE_INSTANCE_GET_INTERFACE ((inst), GDK_TYPE_FRAME_CLOCK_TARGET, GdkFrameClockTargetInterface))
struct _GdkFrameClockTargetInterface
{
GTypeInterface base_iface;
void (*set_clock) (GdkFrameClockTarget *target,
GdkFrameClock *clock);
};
GType gdk_frame_clock_target_get_type (void) G_GNUC_CONST;
void gdk_frame_clock_target_set_clock (GdkFrameClockTarget *target,
GdkFrameClock *clock);
#define GDK_TYPE_FRAME_CLOCK (gdk_frame_clock_get_type ())
#define GDK_FRAME_CLOCK(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GDK_TYPE_FRAME_CLOCK, GdkFrameClock))
#define GDK_IS_FRAME_CLOCK(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GDK_TYPE_FRAME_CLOCK))
#define GDK_FRAME_CLOCK_GET_IFACE(inst) (G_TYPE_INSTANCE_GET_INTERFACE ((inst), GDK_TYPE_FRAME_CLOCK, GdkFrameClockInterface))
typedef enum {
GDK_FRAME_CLOCK_PHASE_NONE = 0,
GDK_FRAME_CLOCK_PHASE_FLUSH_EVENTS = 1 << 0,
GDK_FRAME_CLOCK_PHASE_BEFORE_PAINT = 1 << 1,
GDK_FRAME_CLOCK_PHASE_UPDATE = 1 << 2,
GDK_FRAME_CLOCK_PHASE_LAYOUT = 1 << 3,
GDK_FRAME_CLOCK_PHASE_PAINT = 1 << 4,
GDK_FRAME_CLOCK_PHASE_RESUME_EVENTS = 1 << 5,
GDK_FRAME_CLOCK_PHASE_AFTER_PAINT = 1 << 6
} GdkFrameClockPhase;
struct _GdkFrameClockInterface
{
GTypeInterface base_iface;
guint64 (* get_frame_time) (GdkFrameClock *clock);
void (* request_phase) (GdkFrameClock *clock,
GdkFrameClockPhase phase);
GdkFrameClockPhase (* get_requested) (GdkFrameClock *clock);
void (* freeze) (GdkFrameClock *clock);
void (* thaw) (GdkFrameClock *clock);
GdkFrameHistory * (* get_history) (GdkFrameClock *clock);
/* signals */
/* void (* frame_requested) (GdkFrameClock *clock); */
/* void (* flush_events) (GdkFrameClock *clock); */
/* void (* before_paint) (GdkFrameClock *clock); */
/* void (* update) (GdkFrameClock *clock); */
/* void (* layout) (GdkFrameClock *clock); */
/* void (* paint) (GdkFrameClock *clock); */
/* void (* after_paint) (GdkFrameClock *clock); */
/* void (* resume_events) (GdkFrameClock *clock); */
};
GType gdk_frame_clock_get_type (void) G_GNUC_CONST;
guint64 gdk_frame_clock_get_frame_time (GdkFrameClock *clock);
void gdk_frame_clock_request_phase (GdkFrameClock *clock,
GdkFrameClockPhase phase);
GdkFrameClockPhase gdk_frame_clock_get_requested (GdkFrameClock *clock);
void gdk_frame_clock_freeze (GdkFrameClock *clock);
void gdk_frame_clock_thaw (GdkFrameClock *clock);
GdkFrameHistory *gdk_frame_clock_get_history (GdkFrameClock *clock);
/* Convenience API */
void gdk_frame_clock_get_frame_time_val (GdkFrameClock *clock,
GTimeVal *timeval);
void gdk_frame_clock_get_refresh_info (GdkFrameClock *clock,
gint64 base_time,
gint64 *refresh_interval_return,
gint64 *presentation_time_return);
GdkFrameTimings *gdk_frame_clock_get_current_frame_timings (GdkFrameClock *clock);
/* Signal emitters (used in frame clock implementations) */
void gdk_frame_clock_frame_requested (GdkFrameClock *clock);
G_END_DECLS
#endif /* __GDK_FRAME_CLOCK_H__ */
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