diff options
Diffstat (limited to '')
-rw-r--r-- | app/actions/procedure-commands.c | 326 |
1 files changed, 326 insertions, 0 deletions
diff --git a/app/actions/procedure-commands.c b/app/actions/procedure-commands.c new file mode 100644 index 0000000..93ec29d --- /dev/null +++ b/app/actions/procedure-commands.c @@ -0,0 +1,326 @@ +/* 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/>. + */ + +#include "config.h" + +#include <gegl.h> +#include <gtk/gtk.h> + +#include "libgimpbase/gimpbase.h" + +#include "actions-types.h" + +#include "core/gimp.h" +#include "core/gimpimage.h" +#include "core/gimpparamspecs.h" +#include "core/gimpprogress.h" + +#include "pdb/gimpprocedure.h" + +#include "display/gimpdisplay.h" + +#include "procedure-commands.h" + + +GimpValueArray * +procedure_commands_get_run_mode_arg (GimpProcedure *procedure) +{ + GimpValueArray *args; + gint n_args = 0; + + args = gimp_procedure_get_arguments (procedure); + + /* initialize the first argument */ + if (gimp_value_array_length (args) > n_args && + GIMP_IS_PARAM_SPEC_INT32 (procedure->args[n_args])) + { + g_value_set_int (gimp_value_array_index (args, n_args), + GIMP_RUN_INTERACTIVE); + n_args++; + } + + gimp_value_array_truncate (args, n_args); + + return args; +} + +GimpValueArray * +procedure_commands_get_data_args (GimpProcedure *procedure, + GimpObject *object) +{ + GimpValueArray *args; + gint n_args = 0; + + args = gimp_procedure_get_arguments (procedure); + + /* initialize the first argument */ + g_value_set_int (gimp_value_array_index (args, n_args), + GIMP_RUN_INTERACTIVE); + n_args++; + + if (gimp_value_array_length (args) > n_args && + GIMP_IS_PARAM_SPEC_STRING (procedure->args[n_args])) + { + if (object) + { + g_value_set_string (gimp_value_array_index (args, n_args), + gimp_object_get_name (object)); + n_args++; + } + else + { + g_warning ("Uh-oh, no active data object for the plug-in!"); + gimp_value_array_unref (args); + return NULL; + } + } + + gimp_value_array_truncate (args, n_args); + + return args; +} + +GimpValueArray * +procedure_commands_get_image_args (GimpProcedure *procedure, + GimpImage *image) +{ + GimpValueArray *args; + gint n_args = 0; + + args = gimp_procedure_get_arguments (procedure); + + /* initialize the first argument */ + g_value_set_int (gimp_value_array_index (args, n_args), + GIMP_RUN_INTERACTIVE); + n_args++; + + if (gimp_value_array_length (args) > n_args && + GIMP_IS_PARAM_SPEC_IMAGE_ID (procedure->args[n_args])) + { + if (image) + { + gimp_value_set_image (gimp_value_array_index (args, n_args), image); + n_args++; + } + else + { + g_warning ("Uh-oh, no active image for the plug-in!"); + gimp_value_array_unref (args); + return NULL; + } + } + + gimp_value_array_truncate (args, n_args); + + return args; +} + +GimpValueArray * +procedure_commands_get_item_args (GimpProcedure *procedure, + GimpImage *image, + GimpItem *item) +{ + GimpValueArray *args; + gint n_args = 0; + + args = gimp_procedure_get_arguments (procedure); + + /* initialize the first argument */ + g_value_set_int (gimp_value_array_index (args, n_args), + GIMP_RUN_INTERACTIVE); + n_args++; + + if (gimp_value_array_length (args) > n_args && + GIMP_IS_PARAM_SPEC_IMAGE_ID (procedure->args[n_args])) + { + if (image) + { + gimp_value_set_image (gimp_value_array_index (args, n_args), image); + n_args++; + + if (gimp_value_array_length (args) > n_args && + GIMP_IS_PARAM_SPEC_ITEM_ID (procedure->args[n_args])) + { + if (item && + g_type_is_a (G_TYPE_FROM_INSTANCE (item), + GIMP_PARAM_SPEC_ITEM_ID (procedure->args[n_args])->item_type)) + { + gimp_value_set_item (gimp_value_array_index (args, n_args), + item); + n_args++; + } + else + { + g_warning ("Uh-oh, no active item for the plug-in!"); + gimp_value_array_unref (args); + return NULL; + } + } + } + } + + gimp_value_array_truncate (args, n_args); + + return args; +} + +GimpValueArray * +procedure_commands_get_display_args (GimpProcedure *procedure, + GimpDisplay *display, + GimpObject *settings) +{ + GimpValueArray *args; + gint n_args = 0; + + args = gimp_procedure_get_arguments (procedure); + + /* initialize the first argument */ + g_value_set_int (gimp_value_array_index (args, n_args), + GIMP_RUN_INTERACTIVE); + n_args++; + + if (gimp_value_array_length (args) > n_args && + GIMP_IS_PARAM_SPEC_DISPLAY_ID (procedure->args[n_args])) + { + if (display) + { + gimp_value_set_display (gimp_value_array_index (args, n_args), + GIMP_OBJECT (display)); + n_args++; + } + else + { + g_warning ("Uh-oh, no active display for the plug-in!"); + gimp_value_array_unref (args); + return NULL; + } + } + + if (gimp_value_array_length (args) > n_args && + GIMP_IS_PARAM_SPEC_IMAGE_ID (procedure->args[n_args])) + { + GimpImage *image = display ? gimp_display_get_image (display) : NULL; + + if (image) + { + gimp_value_set_image (gimp_value_array_index (args, n_args), image); + n_args++; + + if (gimp_value_array_length (args) > n_args && + GIMP_IS_PARAM_SPEC_DRAWABLE_ID (procedure->args[n_args])) + { + GimpDrawable *drawable = gimp_image_get_active_drawable (image); + + if (drawable) + { + gimp_value_set_drawable (gimp_value_array_index (args, n_args), + drawable); + n_args++; + } + else + { + g_warning ("Uh-oh, no active drawable for the plug-in!"); + gimp_value_array_unref (args); + return NULL; + } + } + } + } + + if (gimp_value_array_length (args) > n_args && + g_type_is_a (G_PARAM_SPEC_VALUE_TYPE (procedure->args[n_args]), + GIMP_TYPE_OBJECT)) + { + g_value_set_object (gimp_value_array_index (args, n_args), settings); + n_args++; + } + + gimp_value_array_truncate (args, n_args); + + return args; +} + +gboolean +procedure_commands_run_procedure (GimpProcedure *procedure, + Gimp *gimp, + GimpProgress *progress, + GimpValueArray *args) +{ + GimpValueArray *return_vals; + GError *error = NULL; + + g_return_val_if_fail (GIMP_IS_PROCEDURE (procedure), FALSE); + g_return_val_if_fail (GIMP_IS_GIMP (gimp), FALSE); + g_return_val_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress), FALSE); + g_return_val_if_fail (args != NULL, FALSE); + + g_value_set_int (gimp_value_array_index (args, 0), GIMP_RUN_NONINTERACTIVE); + + return_vals = gimp_procedure_execute (procedure, gimp, + gimp_get_user_context (gimp), + progress, args, + &error); + gimp_value_array_unref (return_vals); + + if (error) + { + gimp_message_literal (gimp, + G_OBJECT (progress), GIMP_MESSAGE_ERROR, + error->message); + g_clear_error (&error); + + return FALSE; + } + + return TRUE; +} + +gboolean +procedure_commands_run_procedure_async (GimpProcedure *procedure, + Gimp *gimp, + GimpProgress *progress, + GimpRunMode run_mode, + GimpValueArray *args, + GimpDisplay *display) +{ + GError *error = NULL; + + g_return_val_if_fail (GIMP_IS_PROCEDURE (procedure), FALSE); + g_return_val_if_fail (GIMP_IS_GIMP (gimp), FALSE); + g_return_val_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress), FALSE); + g_return_val_if_fail (display == NULL || GIMP_IS_DISPLAY (display), FALSE); + g_return_val_if_fail (args != NULL, FALSE); + + g_value_set_int (gimp_value_array_index (args, 0), run_mode); + + gimp_procedure_execute_async (procedure, gimp, + gimp_get_user_context (gimp), + progress, args, + GIMP_OBJECT (display), &error); + + if (error) + { + gimp_message_literal (gimp, + G_OBJECT (progress), GIMP_MESSAGE_ERROR, + error->message); + g_clear_error (&error); + + return FALSE; + } + + return TRUE; +} |