1 files changed, 50 insertions, 0 deletions
diff --git a/app/dialogs/convert-precision-dialog.h b/app/dialogs/convert-precision-dialog.h
new file mode 100644
index 0000000..7d4ebcd
--- /dev/null
+++ b/app/dialogs/convert-precision-dialog.h
@@ -0,0 +1,50 @@
+/* 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 __CONVERT_PRECISION_DIALOG_H__
+#define __CONVERT_PRECISION_DIALOG_H__
+
+
+/*  Don't offer dithering when converting down to more than this
+ *  number of bits per component. Note that gegl:dither would
+ *  do 16 bit, so this is a limitation of the GUI to values that make
+ *  sense. See bug #735895.
+ */
+#define CONVERT_PRECISION_DIALOG_MAX_DITHER_BITS 8
+
+
+typedef void (* GimpConvertPrecisionCallback) (GtkWidget        *dialog,
+                                               GimpImage        *image,
+                                               GimpPrecision     precision,
+                                               GeglDitherMethod  layer_dither_method,
+                                               GeglDitherMethod  text_layer_dither_method,
+                                               GeglDitherMethod  channel_dither_method,
+                                               gpointer          user_data);
+
+
+GtkWidget * convert_precision_dialog_new (GimpImage                    *image,
+                                          GimpContext                  *context,
+                                          GtkWidget                    *parent,
+                                          GimpComponentType             component_type,
+                                          GeglDitherMethod              layer_dither_method,
+                                          GeglDitherMethod              text_layer_dither_method,
+                                          GeglDitherMethod              channel_dither_method,
+                                          GimpConvertPrecisionCallback  callback,
+                                          gpointer                      user_data);
+
+
+#endif  /*  __CONVERT_PRECISION_DIALOG_H__  */