1 files changed, 57 insertions, 0 deletions
diff --git a/app/operations/gimpoperationlevels.h b/app/operations/gimpoperationlevels.h
new file mode 100644
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--- /dev/null
+++ b/app/operations/gimpoperationlevels.h
@@ -0,0 +1,57 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpoperationlevels.h
+ * Copyright (C) 2007 Michael Natterer <mitch@gimp.org>
+ *
+ * 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 <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef __GIMP_OPERATION_LEVELS_H__
+#define __GIMP_OPERATION_LEVELS_H__
+
+
+#include "gimpoperationpointfilter.h"
+
+
+#define GIMP_TYPE_OPERATION_LEVELS            (gimp_operation_levels_get_type ())
+#define GIMP_OPERATION_LEVELS(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_OPERATION_LEVELS, GimpOperationLevels))
+#define GIMP_OPERATION_LEVELS_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  GIMP_TYPE_OPERATION_LEVELS, GimpOperationLevelsClass))
+#define GIMP_IS_OPERATION_LEVELS(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_OPERATION_LEVELS))
+#define GIMP_IS_OPERATION_LEVELS_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass),  GIMP_TYPE_OPERATION_LEVELS))
+#define GIMP_OPERATION_LEVELS_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj),  GIMP_TYPE_OPERATION_LEVELS, GimpOperationLevelsClass))
+
+
+typedef struct _GimpOperationLevels      GimpOperationLevels;
+typedef struct _GimpOperationLevelsClass GimpOperationLevelsClass;
+
+struct _GimpOperationLevels
+{
+  GimpOperationPointFilter  parent_instance;
+};
+
+struct _GimpOperationLevelsClass
+{
+  GimpOperationPointFilterClass  parent_class;
+};
+
+
+GType     gimp_operation_levels_get_type  (void) G_GNUC_CONST;
+
+gdouble   gimp_operation_levels_map_input (GimpLevelsConfig     *config,
+                                           GimpHistogramChannel  channel,
+                                           gdouble               value);
+
+
+#endif /* __GIMP_OPERATION_LEVELS_H__ */