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/*
* Copyright © 2016 Endless Mobile Inc.
*
* 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 2.1 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, see <http://www.gnu.org/licenses/>.
*
* Authors: Matthew Watson <mattdangerw@gmail.com>
*/
#pragma once
#include <glib-object.h>
#include "gtkcsseasevalueprivate.h"
G_BEGIN_DECLS
typedef enum {
GTK_PROGRESS_STATE_BEFORE,
GTK_PROGRESS_STATE_DURING,
GTK_PROGRESS_STATE_AFTER,
} GtkProgressState;
typedef struct _GtkProgressTracker GtkProgressTracker;
struct _GtkProgressTracker
{
guint64 last_frame_time;
guint64 duration;
double iteration;
double iteration_count;
gboolean is_running;
};
void gtk_progress_tracker_init_copy (GtkProgressTracker *source,
GtkProgressTracker *dest);
void gtk_progress_tracker_start (GtkProgressTracker *tracker,
guint64 duration,
gint64 delay,
double iteration_count);
void gtk_progress_tracker_finish (GtkProgressTracker *tracker);
void gtk_progress_tracker_advance_frame (GtkProgressTracker *tracker,
guint64 frame_time);
void gtk_progress_tracker_skip_frame (GtkProgressTracker *tracker,
guint64 frame_time);
GtkProgressState gtk_progress_tracker_get_state (GtkProgressTracker *tracker);
double gtk_progress_tracker_get_iteration (GtkProgressTracker *tracker);
guint64 gtk_progress_tracker_get_iteration_cycle (GtkProgressTracker *tracker);
double gtk_progress_tracker_get_progress (GtkProgressTracker *tracker,
gboolean reverse);
double gtk_progress_tracker_get_ease_out_cubic (GtkProgressTracker *tracker,
gboolean reverse);
G_END_DECLS
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