Import Upstream version 43.0upstream/latest

1 files changed, 83 insertions, 0 deletions

diff --git a/src/animation/gtd-keyframe-transition.h b/src/animation/gtd-keyframe-transition.h
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+++ b/src/animation/gtd-keyframe-transition.h
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+/* gtd-keyframe-transition.h
+ *
+ * Copyright 2020 Georges Basile Stavracas Neto <georges.stavracas@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#pragma once
+
+#include "gtd-property-transition.h"
+
+G_BEGIN_DECLS
+
+#define GTD_TYPE_KEYFRAME_TRANSITION (gtd_keyframe_transition_get_type())
+G_DECLARE_DERIVABLE_TYPE (GtdKeyframeTransition, gtd_keyframe_transition, GTD, KEYFRAME_TRANSITION, GtdPropertyTransition)
+
+/**
+ * GtdKeyframeTransitionClass:
+ *
+ * The `GtdKeyframeTransitionClass` structure contains only
+ * private data.
+ *
+ * Since: 1.12
+ */
+struct _GtdKeyframeTransitionClass
+{
+  /*< private >*/
+  GtdPropertyTransitionClass parent_class;
+
+  gpointer _padding[8];
+};
+
+
+GtdTransition*       gtd_keyframe_transition_new                 (const gchar *property_name);
+
+
+void                 gtd_keyframe_transition_set_key_frames      (GtdKeyframeTransition *transition,
+                                                                  guint                  n_key_frames,
+                                                                  const gdouble         *key_frames);
+
+void                 gtd_keyframe_transition_set_values          (GtdKeyframeTransition *transition,
+                                                                  guint                  n_values,
+                                                                  const GValue          *values);
+
+void                 gtd_keyframe_transition_set_modes           (GtdKeyframeTransition *transition,
+                                                                  guint                  n_modes,
+                                                                  const GtdEaseMode     *modes);
+
+void                 gtd_keyframe_transition_set                 (GtdKeyframeTransition *transition,
+                                                                  GType                  gtype,
+                                                                  guint                  n_key_frames,
+                                                                  ...);
+
+void                 gtd_keyframe_transition_set_key_frame       (GtdKeyframeTransition *transition,
+                                                                  guint                  index_,
+                                                                  double                 key,
+                                                                  GtdEaseMode            mode,
+                                                                  const GValue          *value);
+
+void                 gtd_keyframe_transition_get_key_frame       (GtdKeyframeTransition *transition,
+                                                                  guint                  index_,
+                                                                  double                *key,
+                                                                  GtdEaseMode           *mode,
+                                                                  GValue                *value);
+
+guint                gtd_keyframe_transition_get_n_key_frames    (GtdKeyframeTransition  *transition);
+
+void                 gtd_keyframe_transition_clear               (GtdKeyframeTransition  *transition);
+
+G_END_DECLS