74 lines
2.7 KiB
C
74 lines
2.7 KiB
C
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/*
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* Copyright © 2016 Endless Mobile Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Authors: Matthew Watson <mattdangerw@gmail.com>
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*/
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#pragma once
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#include <glib-object.h>
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#include "gtkcsseasevalueprivate.h"
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G_BEGIN_DECLS
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typedef enum {
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GTK_PROGRESS_STATE_BEFORE,
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GTK_PROGRESS_STATE_DURING,
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GTK_PROGRESS_STATE_AFTER,
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} GtkProgressState;
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typedef struct _GtkProgressTracker GtkProgressTracker;
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struct _GtkProgressTracker
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{
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guint64 last_frame_time;
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guint64 duration;
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double iteration;
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double iteration_count;
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gboolean is_running;
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};
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void gtk_progress_tracker_init_copy (GtkProgressTracker *source,
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GtkProgressTracker *dest);
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void gtk_progress_tracker_start (GtkProgressTracker *tracker,
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guint64 duration,
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gint64 delay,
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double iteration_count);
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void gtk_progress_tracker_finish (GtkProgressTracker *tracker);
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void gtk_progress_tracker_advance_frame (GtkProgressTracker *tracker,
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guint64 frame_time);
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void gtk_progress_tracker_skip_frame (GtkProgressTracker *tracker,
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guint64 frame_time);
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GtkProgressState gtk_progress_tracker_get_state (GtkProgressTracker *tracker);
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double gtk_progress_tracker_get_iteration (GtkProgressTracker *tracker);
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guint64 gtk_progress_tracker_get_iteration_cycle (GtkProgressTracker *tracker);
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double gtk_progress_tracker_get_progress (GtkProgressTracker *tracker,
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gboolean reverse);
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double gtk_progress_tracker_get_ease_out_cubic (GtkProgressTracker *tracker,
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gboolean reverse);
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G_END_DECLS
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