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-rw-r--r--app/plug-in/plug-in-params.c442
1 files changed, 442 insertions, 0 deletions
diff --git a/app/plug-in/plug-in-params.c b/app/plug-in/plug-in-params.c
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+++ b/app/plug-in/plug-in-params.c
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+/* 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 <cairo.h>
+#include <gegl.h>
+#include <gdk-pixbuf/gdk-pixbuf.h>
+
+#include "libgimpbase/gimpbase.h"
+#include "libgimpbase/gimpprotocol.h"
+#include "libgimpcolor/gimpcolor.h"
+
+#include "plug-in-types.h"
+
+#include "core/gimpparamspecs.h"
+
+#include "pdb/gimp-pdb-compat.h"
+
+#include "plug-in-params.h"
+
+
+GimpValueArray *
+plug_in_params_to_args (GParamSpec **pspecs,
+ gint n_pspecs,
+ GPParam *params,
+ gint n_params,
+ gboolean return_values,
+ gboolean full_copy)
+{
+ GimpValueArray *args;
+ gint i;
+
+ g_return_val_if_fail ((pspecs != NULL && n_pspecs > 0) ||
+ (pspecs == NULL && n_pspecs == 0), NULL);
+ g_return_val_if_fail ((params != NULL && n_params > 0) ||
+ (params == NULL && n_params == 0), NULL);
+
+ args = gimp_value_array_new (n_params);
+
+ for (i = 0; i < n_params; i++)
+ {
+ GValue value = G_VALUE_INIT;
+ GType type;
+ gint count;
+
+ /* first get the fallback compat GType that matches the pdb type */
+ type = gimp_pdb_compat_arg_type_to_gtype (params[i].type);
+
+ /* then try to try to be more specific by looking at the param
+ * spec (return values have one additional value (the status),
+ * skip that, it's not in the array of param specs)
+ */
+ if (i > 0 || ! return_values)
+ {
+ gint pspec_index = i;
+
+ if (return_values)
+ pspec_index--;
+
+ /* are there param specs left? */
+ if (pspec_index < n_pspecs)
+ {
+ GType pspec_gtype;
+ GimpPDBArgType pspec_arg_type;
+
+ pspec_gtype = G_PARAM_SPEC_VALUE_TYPE (pspecs[pspec_index]);
+ pspec_arg_type = gimp_pdb_compat_arg_type_from_gtype (pspec_gtype);
+
+ /* if the param spec's GType, mapped to a pdb type, matches
+ * the passed pdb type, use the param spec's GType
+ */
+ if (pspec_arg_type == params[i].type)
+ type = pspec_gtype;
+ }
+ }
+
+ g_value_init (&value, type);
+
+ switch (gimp_pdb_compat_arg_type_from_gtype (type))
+ {
+ case GIMP_PDB_INT32:
+ if (G_VALUE_HOLDS_INT (&value))
+ g_value_set_int (&value, params[i].data.d_int32);
+ else if (G_VALUE_HOLDS_UINT (&value))
+ g_value_set_uint (&value, params[i].data.d_int32);
+ else if (G_VALUE_HOLDS_ENUM (&value))
+ g_value_set_enum (&value, params[i].data.d_int32);
+ else if (G_VALUE_HOLDS_BOOLEAN (&value))
+ g_value_set_boolean (&value, params[i].data.d_int32 ? TRUE : FALSE);
+ else
+ {
+ g_printerr ("%s: unhandled GIMP_PDB_INT32 type: %s\n",
+ G_STRFUNC, g_type_name (G_VALUE_TYPE (&value)));
+ g_return_val_if_reached (args);
+ }
+ break;
+
+ case GIMP_PDB_INT16:
+ g_value_set_int (&value, params[i].data.d_int16);
+ break;
+
+ case GIMP_PDB_INT8:
+ g_value_set_uint (&value, params[i].data.d_int8);
+ break;
+
+ case GIMP_PDB_FLOAT:
+ g_value_set_double (&value, params[i].data.d_float);
+ break;
+
+ case GIMP_PDB_STRING:
+ if (full_copy)
+ g_value_set_string (&value, params[i].data.d_string);
+ else
+ g_value_set_static_string (&value, params[i].data.d_string);
+ break;
+
+ case GIMP_PDB_INT32ARRAY:
+ count = g_value_get_int (gimp_value_array_index (args, i - 1));
+ if (full_copy)
+ gimp_value_set_int32array (&value,
+ params[i].data.d_int32array,
+ count);
+ else
+ gimp_value_set_static_int32array (&value,
+ params[i].data.d_int32array,
+ count);
+ break;
+
+ case GIMP_PDB_INT16ARRAY:
+ count = g_value_get_int (gimp_value_array_index (args, i - 1));
+ if (full_copy)
+ gimp_value_set_int16array (&value,
+ params[i].data.d_int16array,
+ count);
+ else
+ gimp_value_set_static_int16array (&value,
+ params[i].data.d_int16array,
+ count);
+ break;
+
+ case GIMP_PDB_INT8ARRAY:
+ count = g_value_get_int (gimp_value_array_index (args, i - 1));
+ if (full_copy)
+ gimp_value_set_int8array (&value,
+ params[i].data.d_int8array,
+ count);
+ else
+ gimp_value_set_static_int8array (&value,
+ params[i].data.d_int8array,
+ count);
+ break;
+
+ case GIMP_PDB_FLOATARRAY:
+ count = g_value_get_int (gimp_value_array_index (args, i - 1));
+ if (full_copy)
+ gimp_value_set_floatarray (&value,
+ params[i].data.d_floatarray,
+ count);
+ else
+ gimp_value_set_static_floatarray (&value,
+ params[i].data.d_floatarray,
+ count);
+ break;
+
+ case GIMP_PDB_STRINGARRAY:
+ count = g_value_get_int (gimp_value_array_index (args, i - 1));
+ if (full_copy)
+ gimp_value_set_stringarray (&value,
+ (const gchar **) params[i].data.d_stringarray,
+ count);
+ else
+ gimp_value_set_static_stringarray (&value,
+ (const gchar **) params[i].data.d_stringarray,
+ count);
+ break;
+
+ case GIMP_PDB_COLOR:
+ gimp_value_set_rgb (&value, &params[i].data.d_color);
+ break;
+
+ case GIMP_PDB_ITEM:
+ g_value_set_int (&value, params[i].data.d_item);
+ break;
+
+ case GIMP_PDB_DISPLAY:
+ g_value_set_int (&value, params[i].data.d_display);
+ break;
+
+ case GIMP_PDB_IMAGE:
+ g_value_set_int (&value, params[i].data.d_image);
+ break;
+
+ case GIMP_PDB_LAYER:
+ g_value_set_int (&value, params[i].data.d_layer);
+ break;
+
+ case GIMP_PDB_CHANNEL:
+ g_value_set_int (&value, params[i].data.d_channel);
+ break;
+
+ case GIMP_PDB_DRAWABLE:
+ g_value_set_int (&value, params[i].data.d_drawable);
+ break;
+
+ case GIMP_PDB_SELECTION:
+ g_value_set_int (&value, params[i].data.d_selection);
+ break;
+
+ case GIMP_PDB_COLORARRAY:
+ count = g_value_get_int (gimp_value_array_index (args, i - 1));
+ if (full_copy)
+ gimp_value_set_colorarray (&value,
+ params[i].data.d_colorarray,
+ count);
+ else
+ gimp_value_set_static_colorarray (&value,
+ params[i].data.d_colorarray,
+ count);
+ break;
+
+ case GIMP_PDB_VECTORS:
+ g_value_set_int (&value, params[i].data.d_vectors);
+ break;
+
+ case GIMP_PDB_PARASITE:
+ if (full_copy)
+ g_value_set_boxed (&value, &params[i].data.d_parasite);
+ else
+ g_value_set_static_boxed (&value, &params[i].data.d_parasite);
+ break;
+
+ case GIMP_PDB_STATUS:
+ g_value_set_enum (&value, params[i].data.d_status);
+ break;
+
+ case GIMP_PDB_END:
+ break;
+ }
+
+ gimp_value_array_append (args, &value);
+ g_value_unset (&value);
+ }
+
+ return args;
+}
+
+GPParam *
+plug_in_args_to_params (GimpValueArray *args,
+ gboolean full_copy)
+{
+ GPParam *params;
+ gint length;
+ gint i;
+
+ g_return_val_if_fail (args != NULL, NULL);
+
+ params = g_new0 (GPParam, gimp_value_array_length (args));
+
+ length = gimp_value_array_length (args);
+
+ for (i = 0; i < length; i++)
+ {
+ GValue *value = gimp_value_array_index (args, i);
+
+ params[i].type =
+ gimp_pdb_compat_arg_type_from_gtype (G_VALUE_TYPE (value));
+
+ switch (params[i].type)
+ {
+ case GIMP_PDB_INT32:
+ if (G_VALUE_HOLDS_INT (value))
+ params[i].data.d_int32 = g_value_get_int (value);
+ else if (G_VALUE_HOLDS_UINT (value))
+ params[i].data.d_int32 = g_value_get_uint (value);
+ else if (G_VALUE_HOLDS_ENUM (value))
+ params[i].data.d_int32 = g_value_get_enum (value);
+ else if (G_VALUE_HOLDS_BOOLEAN (value))
+ params[i].data.d_int32 = g_value_get_boolean (value);
+ else
+ {
+ g_printerr ("%s: unhandled GIMP_PDB_INT32 type: %s\n",
+ G_STRFUNC, g_type_name (G_VALUE_TYPE (value)));
+ g_return_val_if_reached (params);
+ }
+ break;
+
+ case GIMP_PDB_INT16:
+ params[i].data.d_int16 = g_value_get_int (value);
+ break;
+
+ case GIMP_PDB_INT8:
+ params[i].data.d_int8 = g_value_get_uint (value);
+ break;
+
+ case GIMP_PDB_FLOAT:
+ params[i].data.d_float = g_value_get_double (value);
+ break;
+
+ case GIMP_PDB_STRING:
+ if (full_copy)
+ params[i].data.d_string = g_value_dup_string (value);
+ else
+ params[i].data.d_string = (gchar *) g_value_get_string (value);
+ break;
+
+ case GIMP_PDB_INT32ARRAY:
+ if (full_copy)
+ params[i].data.d_int32array = gimp_value_dup_int32array (value);
+ else
+ params[i].data.d_int32array = (gint32 *) gimp_value_get_int32array (value);
+ break;
+
+ case GIMP_PDB_INT16ARRAY:
+ if (full_copy)
+ params[i].data.d_int16array = gimp_value_dup_int16array (value);
+ else
+ params[i].data.d_int16array = (gint16 *) gimp_value_get_int16array (value);
+ break;
+
+ case GIMP_PDB_INT8ARRAY:
+ if (full_copy)
+ params[i].data.d_int8array = gimp_value_dup_int8array (value);
+ else
+ params[i].data.d_int8array = (guint8 *) gimp_value_get_int8array (value);
+ break;
+
+ case GIMP_PDB_FLOATARRAY:
+ if (full_copy)
+ params[i].data.d_floatarray = gimp_value_dup_floatarray (value);
+ else
+ params[i].data.d_floatarray = (gdouble *) gimp_value_get_floatarray (value);
+ break;
+
+ case GIMP_PDB_STRINGARRAY:
+ if (full_copy)
+ params[i].data.d_stringarray = gimp_value_dup_stringarray (value);
+ else
+ params[i].data.d_stringarray = (gchar **) gimp_value_get_stringarray (value);
+ break;
+
+ case GIMP_PDB_COLOR:
+ gimp_value_get_rgb (value, &params[i].data.d_color);
+ break;
+
+ case GIMP_PDB_ITEM:
+ params[i].data.d_item = g_value_get_int (value);
+ break;
+
+ case GIMP_PDB_DISPLAY:
+ params[i].data.d_display = g_value_get_int (value);
+ break;
+
+ case GIMP_PDB_IMAGE:
+ params[i].data.d_image = g_value_get_int (value);
+ break;
+
+ case GIMP_PDB_LAYER:
+ params[i].data.d_layer = g_value_get_int (value);
+ break;
+
+ case GIMP_PDB_CHANNEL:
+ params[i].data.d_channel = g_value_get_int (value);
+ break;
+
+ case GIMP_PDB_DRAWABLE:
+ params[i].data.d_drawable = g_value_get_int (value);
+ break;
+
+ case GIMP_PDB_SELECTION:
+ params[i].data.d_selection = g_value_get_int (value);
+ break;
+
+ case GIMP_PDB_COLORARRAY:
+ if (full_copy)
+ params[i].data.d_colorarray = gimp_value_dup_colorarray (value);
+ else
+ params[i].data.d_colorarray = (GimpRGB *) gimp_value_get_colorarray (value);
+ break;
+
+ case GIMP_PDB_VECTORS:
+ params[i].data.d_vectors = g_value_get_int (value);
+ break;
+
+ case GIMP_PDB_PARASITE:
+ {
+ GimpParasite *parasite = (full_copy ?
+ g_value_dup_boxed (value) :
+ g_value_get_boxed (value));
+
+ if (parasite)
+ {
+ params[i].data.d_parasite.name = parasite->name;
+ params[i].data.d_parasite.flags = parasite->flags;
+ params[i].data.d_parasite.size = parasite->size;
+ params[i].data.d_parasite.data = parasite->data;
+
+ if (full_copy)
+ {
+ parasite->name = NULL;
+ parasite->flags = 0;
+ parasite->size = 0;
+ parasite->data = NULL;
+
+ gimp_parasite_free (parasite);
+ }
+ }
+ else
+ {
+ params[i].data.d_parasite.name = NULL;
+ params[i].data.d_parasite.flags = 0;
+ params[i].data.d_parasite.size = 0;
+ params[i].data.d_parasite.data = NULL;
+ }
+ }
+ break;
+
+ case GIMP_PDB_STATUS:
+ params[i].data.d_status = g_value_get_enum (value);
+ break;
+
+ case GIMP_PDB_END:
+ break;
+ }
+ }
+
+ return params;
+}