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-rw-r--r--src/idotimeline.h113
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diff --git a/src/idotimeline.h b/src/idotimeline.h
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+/*
+ * Copyright (C) 2007 Carlos Garnacho <carlos@imendio.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library 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.
+ */
+
+#ifndef __IDO_TIMELINE_H__
+#define __IDO_TIMELINE_H__
+
+#include <glib-object.h>
+#include <gtk/gtkenums.h>
+#include <gdk/gdk.h>
+
+G_BEGIN_DECLS
+
+#define IDO_TYPE_TIMELINE (ido_timeline_get_type ())
+#define IDO_TIMELINE(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), IDO_TYPE_TIMELINE, IdoTimeline))
+#define IDO_TIMELINE_CLASS(k) (G_TYPE_CHECK_CLASS_CAST ((k), IDO_TYPE_TIMELINE, IdoTimelineClass))
+#define IDO_IS_TIMELINE(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), IDO_TYPE_TIMELINE))
+#define IDO_IS_TIMELINE_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), IDO_TYPE_TIMELINE))
+#define IDO_TIMELINE_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), IDO_TYPE_TIMELINE, IdoTimelineClass))
+
+typedef struct IdoTimeline IdoTimeline;
+typedef struct IdoTimelineClass IdoTimelineClass;
+
+typedef enum {
+ IDO_TIMELINE_DIRECTION_FORWARD,
+ IDO_TIMELINE_DIRECTION_BACKWARD
+} IdoTimelineDirection;
+
+typedef enum {
+ IDO_TIMELINE_PROGRESS_LINEAR,
+ IDO_TIMELINE_PROGRESS_SINUSOIDAL,
+ IDO_TIMELINE_PROGRESS_EXPONENTIAL,
+ IDO_TIMELINE_PROGRESS_EASE_IN_EASE_OUT
+} IdoTimelineProgressType;
+
+struct IdoTimeline
+{
+ GObject parent_instance;
+};
+
+struct IdoTimelineClass
+{
+ GObjectClass parent_class;
+
+ void (* started) (IdoTimeline *timeline);
+ void (* finished) (IdoTimeline *timeline);
+ void (* paused) (IdoTimeline *timeline);
+
+ void (* frame) (IdoTimeline *timeline,
+ gdouble progress);
+
+ void (* __ido_reserved1) (void);
+ void (* __ido_reserved2) (void);
+ void (* __ido_reserved3) (void);
+ void (* __ido_reserved4) (void);
+};
+
+
+GType ido_timeline_get_type (void) G_GNUC_CONST;
+
+IdoTimeline *ido_timeline_new (guint duration);
+IdoTimeline *ido_timeline_new_for_screen (guint duration,
+ GdkScreen *screen);
+
+void ido_timeline_start (IdoTimeline *timeline);
+void ido_timeline_pause (IdoTimeline *timeline);
+void ido_timeline_rewind (IdoTimeline *timeline);
+
+gboolean ido_timeline_is_running (IdoTimeline *timeline);
+
+guint ido_timeline_get_fps (IdoTimeline *timeline);
+void ido_timeline_set_fps (IdoTimeline *timeline,
+ guint fps);
+
+gboolean ido_timeline_get_loop (IdoTimeline *timeline);
+void ido_timeline_set_loop (IdoTimeline *timeline,
+ gboolean loop);
+
+guint ido_timeline_get_duration (IdoTimeline *timeline);
+void ido_timeline_set_duration (IdoTimeline *timeline,
+ guint duration);
+
+GdkScreen *ido_timeline_get_screen (IdoTimeline *timeline);
+void ido_timeline_set_screen (IdoTimeline *timeline,
+ GdkScreen *screen);
+
+IdoTimelineDirection ido_timeline_get_direction (IdoTimeline *timeline);
+void ido_timeline_set_direction (IdoTimeline *timeline,
+ IdoTimelineDirection direction);
+
+gdouble ido_timeline_get_progress (IdoTimeline *timeline);
+
+gdouble ido_timeline_calculate_progress (gdouble linear_progress,
+ IdoTimelineProgressType progress_type);
+
+G_END_DECLS
+
+#endif /* __IDO_TIMELINE_H__ */