1 files changed, 76 insertions, 0 deletions
diff --git a/app/tools/gimplevelstool.h b/app/tools/gimplevelstool.h
new file mode 100644
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--- /dev/null
+++ b/app/tools/gimplevelstool.h
@@ -0,0 +1,76 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * 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_LEVELS_TOOL_H__
+#define __GIMP_LEVELS_TOOL_H__
+
+
+#include "gimpfiltertool.h"
+
+
+#define GIMP_TYPE_LEVELS_TOOL            (gimp_levels_tool_get_type ())
+#define GIMP_LEVELS_TOOL(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_LEVELS_TOOL, GimpLevelsTool))
+#define GIMP_LEVELS_TOOL_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_LEVELS_TOOL, GimpLevelsToolClass))
+#define GIMP_IS_LEVELS_TOOL(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_LEVELS_TOOL))
+#define GIMP_IS_LEVELS_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_LEVELS_TOOL))
+#define GIMP_LEVELS_TOOL_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_LEVELS_TOOL, GimpLevelsToolClass))
+
+
+typedef struct _GimpLevelsTool      GimpLevelsTool;
+typedef struct _GimpLevelsToolClass GimpLevelsToolClass;
+
+struct _GimpLevelsTool
+{
+  GimpFilterTool  parent_instance;
+
+  /* dialog */
+  GimpHistogram  *histogram;
+  GimpAsync      *histogram_async;
+
+  GtkWidget      *channel_menu;
+
+  GtkWidget      *histogram_view;
+
+  GtkWidget      *input_bar;
+  GtkWidget      *low_input_spinbutton;
+  GtkWidget      *high_input_spinbutton;
+  GtkWidget      *low_output_spinbutton;
+  GtkWidget      *high_output_spinbutton;
+  GtkAdjustment  *low_input;
+  GtkAdjustment  *gamma;
+  GtkAdjustment  *gamma_linear;
+  GtkAdjustment  *high_input;
+
+  GtkWidget      *output_bar;
+
+  /* export dialog */
+  gboolean        export_old_format;
+};
+
+struct _GimpLevelsToolClass
+{
+  GimpFilterToolClass  parent_class;
+};
+
+
+void    gimp_levels_tool_register (GimpToolRegisterCallback  callback,
+                                   gpointer                  data);
+
+GType   gimp_levels_tool_get_type (void) G_GNUC_CONST;
+
+
+#endif  /*  __GIMP_LEVELS_TOOL_H__  */