diff --git a/app/actions/image-commands.c b/app/actions/image-commands.c
index 8191b09b02..e792198d32 100644
--- a/app/actions/image-commands.c
+++ b/app/actions/image-commands.c
@@ -52,6 +52,7 @@
#include "display/gimpdisplay.h"
#include "display/gimpdisplayshell.h"
+#include "dialogs/convert-precision-dialog.h"
#include "dialogs/convert-type-dialog.h"
#include "dialogs/grid-dialog.h"
#include "dialogs/image-merge-layers-dialog.h"
@@ -67,7 +68,8 @@
#include "gimp-intl.h"
-#define IMAGE_CONVERT_TYPE_DIALOG_KEY "image-convert-type-dialog"
+#define IMAGE_CONVERT_PRECISION_DIALOG_KEY "image-convert-precision-dialog"
+#define IMAGE_CONVERT_TYPE_DIALOG_KEY "image-convert-type-dialog"
typedef struct
@@ -150,7 +152,7 @@ image_new_cmd_callback (GtkAction *action,
}
static void
-image_convert_dialog_unset (GtkWidget *widget)
+image_convert_type_dialog_unset (GtkWidget *widget)
{
g_object_set_data (G_OBJECT (widget), IMAGE_CONVERT_TYPE_DIALOG_KEY, NULL);
}
@@ -208,7 +210,7 @@ image_convert_base_type_cmd_callback (GtkAction *action,
IMAGE_CONVERT_TYPE_DIALOG_KEY, dialog);
g_signal_connect_object (dialog, "destroy",
- G_CALLBACK (image_convert_dialog_unset),
+ G_CALLBACK (image_convert_type_dialog_unset),
widget, G_CONNECT_SWAPPED);
}
@@ -220,15 +222,23 @@ image_convert_base_type_cmd_callback (GtkAction *action,
gimp_image_flush (image);
}
+static void
+image_convert_precision_dialog_unset (GtkWidget *widget)
+{
+ g_object_set_data (G_OBJECT (widget), IMAGE_CONVERT_PRECISION_DIALOG_KEY, NULL);
+}
+
void
image_convert_precision_cmd_callback (GtkAction *action,
GtkAction *current,
gpointer data)
{
GimpImage *image;
+ GtkWidget *widget;
GimpDisplay *display;
GimpPrecision value;
return_if_no_image (image, data);
+ return_if_no_widget (widget, data);
return_if_no_display (display, data);
value = gtk_radio_action_get_current_value (GTK_RADIO_ACTION (action));
@@ -236,7 +246,37 @@ image_convert_precision_cmd_callback (GtkAction *action,
if (value == gimp_image_get_precision (image))
return;
- gimp_image_convert_precision (image, value, GIMP_PROGRESS (display));
+ if (value < gimp_image_get_precision (image))
+ {
+ GtkWidget *dialog;
+
+ dialog = g_object_get_data (G_OBJECT (widget),
+ IMAGE_CONVERT_PRECISION_DIALOG_KEY);
+
+ if (! dialog)
+ {
+ dialog = convert_precision_dialog_new (image,
+ action_data_get_context (data),
+ widget,
+ value,
+ GIMP_PROGRESS (display));
+
+ g_object_set_data (G_OBJECT (widget),
+ IMAGE_CONVERT_PRECISION_DIALOG_KEY, dialog);
+
+ g_signal_connect_object (dialog, "destroy",
+ G_CALLBACK (image_convert_precision_dialog_unset),
+ widget, G_CONNECT_SWAPPED);
+ }
+
+ gtk_window_present (GTK_WINDOW (dialog));
+ }
+ else
+ {
+ gimp_image_convert_precision (image, value, 0, 0,
+ GIMP_PROGRESS (display));
+ }
+
gimp_image_flush (image);
}
diff --git a/app/core/gimpimage-convert-precision.c b/app/core/gimpimage-convert-precision.c
index 7243ffda5c..b009c9250c 100644
--- a/app/core/gimpimage-convert-precision.c
+++ b/app/core/gimpimage-convert-precision.c
@@ -39,6 +39,8 @@
void
gimp_image_convert_precision (GimpImage *image,
GimpPrecision precision,
+ gint layer_dither_type,
+ gint mask_dither_type,
GimpProgress *progress)
{
GList *all_drawables;
diff --git a/app/core/gimpimage-convert-precision.h b/app/core/gimpimage-convert-precision.h
index 84ed2126fa..617eea8130 100644
--- a/app/core/gimpimage-convert-precision.h
+++ b/app/core/gimpimage-convert-precision.h
@@ -24,6 +24,8 @@
void gimp_image_convert_precision (GimpImage *image,
GimpPrecision precision,
+ gint layer_dither_type,
+ gint mask_dither_type,
GimpProgress *progress);
diff --git a/app/dialogs/Makefile.am b/app/dialogs/Makefile.am
index c6ae168fec..45e7d4a61c 100644
--- a/app/dialogs/Makefile.am
+++ b/app/dialogs/Makefile.am
@@ -25,6 +25,8 @@ libappdialogs_a_sources = \
about-dialog.h \
channel-options-dialog.c \
channel-options-dialog.h \
+ convert-precision-dialog.c \
+ convert-precision-dialog.h \
convert-type-dialog.c \
convert-type-dialog.h \
data-delete-dialog.c \
diff --git a/app/dialogs/convert-precision-dialog.c b/app/dialogs/convert-precision-dialog.c
new file mode 100644
index 0000000000..bf06eaf733
--- /dev/null
+++ b/app/dialogs/convert-precision-dialog.c
@@ -0,0 +1,260 @@
+/* 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 .
+ */
+
+#include "config.h"
+
+#include
+#include
+
+#include "libgimpbase/gimpbase.h"
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "dialogs-types.h"
+
+#include "core/gimp.h"
+#include "core/gimpcontext.h"
+#include "core/gimpimage.h"
+#include "core/gimpimage-convert-precision.h"
+#include "core/gimplist.h"
+#include "core/gimpprogress.h"
+
+#include "widgets/gimphelp-ids.h"
+#include "widgets/gimpviewablebox.h"
+#include "widgets/gimpviewabledialog.h"
+#include "widgets/gimpwidgets-utils.h"
+
+#include "convert-precision-dialog.h"
+
+#include "gimp-intl.h"
+
+
+typedef struct
+{
+ GtkWidget *dialog;
+
+ GimpImage *image;
+ GimpProgress *progress;
+ GimpContext *context;
+
+ GimpPrecision precision;
+ gint layer_dither_type;
+ gint mask_dither_type;
+} ConvertDialog;
+
+
+static void convert_precision_dialog_response (GtkWidget *widget,
+ gint response_id,
+ ConvertDialog *dialog);
+static void convert_precision_dialog_free (ConvertDialog *dialog);
+
+
+/* defaults */
+
+static gint saved_layer_dither_type = 0;
+static gint saved_mask_dither_type = 0;
+
+
+/* public functions */
+
+GtkWidget *
+convert_precision_dialog_new (GimpImage *image,
+ GimpContext *context,
+ GtkWidget *parent,
+ GimpPrecision precision,
+ GimpProgress *progress)
+{
+ ConvertDialog *dialog;
+ GtkWidget *button;
+ GtkWidget *main_vbox;
+ GtkWidget *vbox;
+ GtkWidget *hbox;
+ GtkWidget *label;
+ GtkWidget *frame;
+ GtkWidget *combo;
+ GtkSizeGroup *size_group;
+ const gchar *enum_desc;
+ gchar *blurb;
+ GType operation_type;
+ GParamSpec *dither_pspec;
+ GType dither_type;
+
+ g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
+ g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
+ g_return_val_if_fail (GTK_IS_WIDGET (parent), NULL);
+ g_return_val_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress), NULL);
+
+ dialog = g_slice_new0 (ConvertDialog);
+
+ dialog->image = image;
+ dialog->precision = precision;
+ dialog->progress = progress;
+ dialog->layer_dither_type = saved_layer_dither_type;
+ dialog->mask_dither_type = saved_mask_dither_type;
+
+ gimp_enum_get_value (GIMP_TYPE_PRECISION, precision,
+ NULL, NULL, &enum_desc, NULL);
+
+ blurb = g_strdup_printf (_("Convert Image to %s"), enum_desc);
+
+ dialog->dialog =
+ gimp_viewable_dialog_new (GIMP_VIEWABLE (image), context,
+ _("Precision Conversion"),
+ "gimp-image-convert-precision",
+ GIMP_STOCK_CONVERT_PRECISION,
+ blurb,
+ parent,
+ gimp_standard_help_func,
+ GIMP_HELP_IMAGE_CONVERT_PRECISION,
+
+ GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
+
+ NULL);
+
+ g_free (blurb);
+
+ button = gtk_dialog_add_button (GTK_DIALOG (dialog->dialog),
+ _("C_onvert"), GTK_RESPONSE_OK);
+ gtk_button_set_image (GTK_BUTTON (button),
+ gtk_image_new_from_stock (GIMP_STOCK_CONVERT_PRECISION,
+ GTK_ICON_SIZE_BUTTON));
+
+ gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog->dialog),
+ GTK_RESPONSE_OK,
+ GTK_RESPONSE_CANCEL,
+ -1);
+
+ gtk_window_set_resizable (GTK_WINDOW (dialog->dialog), FALSE);
+
+ g_object_weak_ref (G_OBJECT (dialog->dialog),
+ (GWeakNotify) convert_precision_dialog_free, dialog);
+
+ g_signal_connect (dialog->dialog, "response",
+ G_CALLBACK (convert_precision_dialog_response),
+ dialog);
+
+ main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
+ gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 12);
+ gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog->dialog))),
+ main_vbox, TRUE, TRUE, 0);
+ gtk_widget_show (main_vbox);
+
+
+ /* dithering */
+
+ operation_type = gegl_operation_gtype_from_name ("gegl:color-reduction");
+ dither_pspec = g_object_class_find_property (g_type_class_peek (operation_type),
+ "dither-strategy");
+ dither_type = G_TYPE_FROM_CLASS (G_PARAM_SPEC_ENUM (dither_pspec)->enum_class);
+
+ frame = gimp_frame_new (_("Dithering"));
+ gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
+ gtk_widget_show (frame);
+
+ vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
+ gtk_container_add (GTK_CONTAINER (frame), vbox);
+ gtk_widget_show (vbox);
+
+ size_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
+
+ /* layers */
+
+ hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
+ gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
+ gtk_widget_show (hbox);
+
+ label = gtk_label_new_with_mnemonic (_("_Layers:"));
+ gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
+ gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
+ gtk_size_group_add_widget (size_group, label);
+ gtk_widget_show (label);
+
+ combo = gimp_enum_combo_box_new (dither_type);
+ gtk_label_set_mnemonic_widget (GTK_LABEL (label), combo);
+ gtk_box_pack_start (GTK_BOX (hbox), combo, TRUE, TRUE, 0);
+ gtk_widget_show (combo);
+
+ gimp_int_combo_box_connect (GIMP_INT_COMBO_BOX (combo),
+ dialog->layer_dither_type,
+ G_CALLBACK (gimp_int_combo_box_get_active),
+ &dialog->layer_dither_type);
+
+ /* layers */
+
+ hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
+ gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
+ gtk_widget_show (hbox);
+
+ label = gtk_label_new_with_mnemonic (_("_Channels and Masks:"));
+ gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
+ gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
+ gtk_size_group_add_widget (size_group, label);
+ gtk_widget_show (label);
+
+ combo = gimp_enum_combo_box_new (dither_type);
+ gtk_label_set_mnemonic_widget (GTK_LABEL (label), combo);
+ gtk_box_pack_start (GTK_BOX (hbox), combo, TRUE, TRUE, 0);
+ gtk_widget_show (combo);
+
+ gimp_int_combo_box_connect (GIMP_INT_COMBO_BOX (combo),
+ dialog->mask_dither_type,
+ G_CALLBACK (gimp_int_combo_box_get_active),
+ &dialog->mask_dither_type);
+
+ g_object_unref (size_group);
+
+ return dialog->dialog;
+}
+
+
+/* private functions */
+
+static void
+convert_precision_dialog_response (GtkWidget *widget,
+ gint response_id,
+ ConvertDialog *dialog)
+{
+ if (response_id == GTK_RESPONSE_OK)
+ {
+ GimpProgress *progress;
+
+ progress = gimp_progress_start (dialog->progress,
+ _("Converting to lower bit depth"), FALSE);
+
+ gimp_image_convert_precision (dialog->image,
+ dialog->precision,
+ dialog->layer_dither_type,
+ dialog->mask_dither_type,
+ progress);
+
+ if (progress)
+ gimp_progress_end (progress);
+
+ gimp_image_flush (dialog->image);
+
+ /* Save defaults for next time */
+ saved_layer_dither_type = dialog->layer_dither_type;
+ saved_mask_dither_type = dialog->mask_dither_type;
+ }
+
+ gtk_widget_destroy (dialog->dialog);
+}
+
+static void
+convert_precision_dialog_free (ConvertDialog *dialog)
+{
+ g_slice_free (ConvertDialog, dialog);
+}
diff --git a/app/dialogs/convert-precision-dialog.h b/app/dialogs/convert-precision-dialog.h
new file mode 100644
index 0000000000..0a25a43a81
--- /dev/null
+++ b/app/dialogs/convert-precision-dialog.h
@@ -0,0 +1,29 @@
+/* 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 .
+ */
+
+#ifndef __CONVERT_PRECISION_DIALOG_H__
+#define __CONVERT_PRECISION_DIALOG_H__
+
+
+GtkWidget * convert_precision_dialog_new (GimpImage *image,
+ GimpContext *context,
+ GtkWidget *parent,
+ GimpPrecision precision,
+ GimpProgress *progress);
+
+
+#endif /* __CONVERT_PRECISION_DIALOG_H__ */
diff --git a/app/pdb/convert-cmds.c b/app/pdb/convert-cmds.c
index 35ddb4b717..93da3cdecb 100644
--- a/app/pdb/convert-cmds.c
+++ b/app/pdb/convert-cmds.c
@@ -247,7 +247,7 @@ image_convert_precision_invoker (GimpProcedure *procedure,
if (gimp_pdb_image_is_not_base_type (image, GIMP_INDEXED, error) &&
gimp_pdb_image_is_not_precision (image, precision, error))
{
- gimp_image_convert_precision (image, precision, NULL);
+ gimp_image_convert_precision (image, precision, 0, 0, NULL);
}
else
{
diff --git a/app/widgets/gimphelp-ids.h b/app/widgets/gimphelp-ids.h
index 332ec3597f..77d43b4618 100644
--- a/app/widgets/gimphelp-ids.h
+++ b/app/widgets/gimphelp-ids.h
@@ -121,6 +121,7 @@
#define GIMP_HELP_IMAGE_CONVERT_U32 "gimp-image-convert-u32"
#define GIMP_HELP_IMAGE_CONVERT_HALF "gimp-image-convert-half"
#define GIMP_HELP_IMAGE_CONVERT_FLOAT "gimp-image-convert-float"
+#define GIMP_HELP_IMAGE_CONVERT_PRECISION "gimp-image-convert-precision"
#define GIMP_HELP_IMAGE_FLIP_HORIZONTAL "gimp-image-flip-horizontal"
#define GIMP_HELP_IMAGE_FLIP_VERTICAL "gimp-image-flip-vertical"
#define GIMP_HELP_IMAGE_ROTATE_90 "gimp-image-rotate-90"
diff --git a/libgimpwidgets/gimpstock.h b/libgimpwidgets/gimpstock.h
index ed26f149bb..bd854fcc81 100644
--- a/libgimpwidgets/gimpstock.h
+++ b/libgimpwidgets/gimpstock.h
@@ -285,6 +285,7 @@ G_BEGIN_DECLS
#define GIMP_STOCK_PALETTE GTK_STOCK_SELECT_COLOR
#define GIMP_STOCK_PATTERN GIMP_STOCK_TOOL_BUCKET_FILL
#define GIMP_STOCK_CONTROLLER_MOUSE GIMP_STOCK_CURSOR
+#define GIMP_STOCK_CONVERT_PRECISION GIMP_STOCK_CONVERT_RGB
void gimp_stock_init (void);
diff --git a/po/POTFILES.in b/po/POTFILES.in
index 29cfa64cab..c0943ab249 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -168,6 +168,7 @@ app/core/gimp-user-install.c
app/dialogs/about-dialog.c
app/dialogs/channel-options-dialog.c
+app/dialogs/convert-precision-dialog.c
app/dialogs/convert-type-dialog.c
app/dialogs/data-delete-dialog.c
app/dialogs/dialogs.c
diff --git a/tools/pdbgen/pdb/convert.pdb b/tools/pdbgen/pdb/convert.pdb
index 690cfeadb3..116a82e172 100644
--- a/tools/pdbgen/pdb/convert.pdb
+++ b/tools/pdbgen/pdb/convert.pdb
@@ -246,7 +246,7 @@ HELP
if (gimp_pdb_image_is_not_base_type (image, GIMP_INDEXED, error) &&
gimp_pdb_image_is_not_precision (image, precision, error))
{
- gimp_image_convert_precision (image, precision, NULL);
+ gimp_image_convert_precision (image, precision, 0, 0, NULL);
}
else
{