static GimpValueArray *
image_convert_grayscale_invoker (GimpProcedure *procedure,
Gimp *gimp,
GimpContext *context,
GimpProgress *progress,
const GimpValueArray *args,
GError **error)
{
gboolean success = TRUE;
GimpImage *image;
image = gimp_value_get_image (gimp_value_array_index (args, 0), gimp);
if (success)
{
if (gimp_pdb_image_is_not_base_type (image, GIMP_GRAY, error))
{
success = gimp_image_convert_type (image, GIMP_GRAY,
0, 0, FALSE, FALSE, FALSE, 0, NULL,
NULL, error);
}
else
{
success = FALSE;
}
}
return gimp_procedure_get_return_values (procedure, success,
error ? *error : NULL);
}
static void
convert_dialog_response (GtkWidget *widget,
gint response_id,
IndexedDialog *dialog)
{
if (response_id == GTK_RESPONSE_OK)
{
GimpProgress *progress;
GError *error = NULL;
progress = gimp_progress_start (dialog->progress,
_("Converting to indexed colors"), FALSE);
/* Convert the image to indexed color */
if (! gimp_image_convert_type (dialog->image,
GIMP_INDEXED,
dialog->num_colors,
dialog->dither_type,
dialog->alpha_dither,
dialog->remove_dups,
dialog->palette_type,
dialog->custom_palette,
progress, &error))
{
gimp_message_literal (dialog->image->gimp, G_OBJECT (dialog->dialog),
GIMP_MESSAGE_WARNING, error->message);
g_clear_error (&error);
if (progress)
gimp_progress_end (progress);
return;
}
if (progress)
gimp_progress_end (progress);
gimp_image_flush (dialog->image);
/* Save defaults for next time */
saved_dither_type = dialog->dither_type;
saved_alpha_dither = dialog->alpha_dither;
saved_remove_dups = dialog->remove_dups;
saved_num_colors = dialog->num_colors;
saved_palette_type = dialog->palette_type;
saved_palette = dialog->custom_palette;
}
gtk_widget_destroy (dialog->dialog);
}
static GimpValueArray *
image_convert_indexed_invoker (GimpProcedure *procedure,
Gimp *gimp,
GimpContext *context,
GimpProgress *progress,
const GimpValueArray *args,
GError **error)
{
gboolean success = TRUE;
GimpImage *image;
gint32 dither_type;
gint32 palette_type;
gint32 num_cols;
gboolean alpha_dither;
gboolean remove_unused;
const gchar *palette;
image = gimp_value_get_image (gimp_value_array_index (args, 0), gimp);
dither_type = g_value_get_enum (gimp_value_array_index (args, 1));
palette_type = g_value_get_enum (gimp_value_array_index (args, 2));
num_cols = g_value_get_int (gimp_value_array_index (args, 3));
alpha_dither = g_value_get_boolean (gimp_value_array_index (args, 4));
remove_unused = g_value_get_boolean (gimp_value_array_index (args, 5));
palette = g_value_get_string (gimp_value_array_index (args, 6));
if (success)
{
GimpPalette *pal = NULL;
if (gimp_pdb_image_is_not_base_type (image, GIMP_INDEXED, error) &&
gimp_pdb_image_is_precision (image, GIMP_PRECISION_U8, error) &&
gimp_item_stack_is_flat (GIMP_ITEM_STACK (gimp_image_get_layers (image))))
{
switch (palette_type)
{
case GIMP_MAKE_PALETTE:
if (num_cols < 1 || num_cols > MAXNUMCOLORS)
success = FALSE;
break;
case GIMP_CUSTOM_PALETTE:
pal = gimp_pdb_get_palette (gimp, palette, FALSE, error);
if (! pal)
{
success = FALSE;
}
else if (pal->n_colors > MAXNUMCOLORS)
{
g_set_error_literal (error,
GIMP_PDB_ERROR,
GIMP_PDB_ERROR_INVALID_ARGUMENT,
_("Cannot convert to a palette "
"with more than 256 colors."));
success = FALSE;
}
break;
default:
break;
}
}
else
{
success = FALSE;
}
if (success)
success = gimp_image_convert_type (image, GIMP_INDEXED,
num_cols, dither_type,
alpha_dither, FALSE, remove_unused,
palette_type, pal,
NULL, error);
}
return gimp_procedure_get_return_values (procedure, success,
error ? *error : NULL);
}
static void
color_profile_dialog_response (GtkWidget *widget,
gint response_id,
ProfileDialog *dialog)
{
gboolean success = TRUE;
GError *error = NULL;
if (response_id == GTK_RESPONSE_OK)
{
GimpColorProfile *dest_profile = NULL;
GFile *file;
file = gimp_color_profile_combo_box_get_active_file (GIMP_COLOR_PROFILE_COMBO_BOX (dialog->combo));
if (file)
{
dest_profile = gimp_color_profile_new_from_file (file, &error);
if (! dest_profile)
success = FALSE;
g_object_unref (file);
}
else
{
dest_profile = g_object_ref (dialog->builtin_profile);
}
if (success)
{
switch (dialog->dialog_type)
{
case COLOR_PROFILE_DIALOG_ASSIGN_PROFILE:
{
gimp_image_undo_group_start (dialog->image,
GIMP_UNDO_GROUP_PARASITE_ATTACH,
_("Assign color profile"));
success = gimp_image_set_color_profile (dialog->image,
dest_profile,
&error);
if (success)
{
gimp_image_set_is_color_managed (dialog->image, TRUE, TRUE);
/* omg... */
gimp_image_parasite_detach (dialog->image,
"icc-profile-name");
}
gimp_image_undo_group_end (dialog->image);
if (! success)
gimp_image_undo (dialog->image);
}
break;
case COLOR_PROFILE_DIALOG_CONVERT_TO_PROFILE:
{
GimpProgress *progress;
const gchar *label;
label = gimp_color_profile_get_label (dest_profile);
progress = gimp_progress_start (dialog->progress, FALSE,
_("Converting to '%s'"), label);
success = gimp_image_convert_color_profile (dialog->image,
dest_profile,
dialog->intent,
dialog->bpc,
progress,
&error);
if (progress)
gimp_progress_end (progress);
if (success)
{
saved_intent = dialog->intent;
saved_bpc = dialog->bpc;
}
}
break;
case COLOR_PROFILE_DIALOG_CONVERT_TO_RGB:
{
GimpProgress *progress;
const gchar *label;
label = gimp_color_profile_get_label (dest_profile);
progress = gimp_progress_start (dialog->progress, FALSE,
_("Converting to RGB (%s)"),
label);
success = gimp_image_convert_type (dialog->image,
GIMP_RGB,
dest_profile,
progress,
&error);
if (progress)
gimp_progress_end (progress);
}
break;
case COLOR_PROFILE_DIALOG_CONVERT_TO_GRAY:
{
GimpProgress *progress;
const gchar *label;
label = gimp_color_profile_get_label (dest_profile);
progress = gimp_progress_start (dialog->progress, FALSE,
_("Converting to grayscale (%s)"),
label);
success = gimp_image_convert_type (dialog->image,
GIMP_GRAY,
dest_profile,
progress,
&error);
if (progress)
gimp_progress_end (progress);
}
break;
}
if (success)
gimp_image_flush (dialog->image);
g_object_unref (dest_profile);
}
}
if (success)
{
gtk_widget_destroy (dialog->dialog);
}
else
{
gimp_message (dialog->image->gimp, G_OBJECT (dialog->dialog),
GIMP_MESSAGE_ERROR,
"%s", error->message);
g_clear_error (&error);
}
}
