mirror of https://github.com/GNOME/gimp.git
443 lines
14 KiB
C
443 lines
14 KiB
C
/* GIMP - The GNU Image Manipulation Program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <cairo.h>
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#include <gegl.h>
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#include <gdk-pixbuf/gdk-pixbuf.h>
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#include "libgimpbase/gimpbase.h"
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#include "libgimpbase/gimpprotocol.h"
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#include "libgimpcolor/gimpcolor.h"
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#include "plug-in-types.h"
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#include "core/gimpparamspecs.h"
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#include "pdb/gimp-pdb-compat.h"
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#include "plug-in-params.h"
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GimpValueArray *
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plug_in_params_to_args (GParamSpec **pspecs,
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gint n_pspecs,
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GPParam *params,
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gint n_params,
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gboolean return_values,
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gboolean full_copy)
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{
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GimpValueArray *args;
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gint i;
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g_return_val_if_fail ((pspecs != NULL && n_pspecs > 0) ||
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(pspecs == NULL && n_pspecs == 0), NULL);
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g_return_val_if_fail ((params != NULL && n_params > 0) ||
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(params == NULL && n_params == 0), NULL);
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args = gimp_value_array_new (n_params);
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for (i = 0; i < n_params; i++)
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{
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GValue value = G_VALUE_INIT;
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GType type;
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gint count;
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/* first get the fallback compat GType that matches the pdb type */
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type = gimp_pdb_compat_arg_type_to_gtype (params[i].type);
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/* then try to try to be more specific by looking at the param
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* spec (return values have one additional value (the status),
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* skip that, it's not in the array of param specs)
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*/
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if (i > 0 || ! return_values)
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{
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gint pspec_index = i;
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if (return_values)
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pspec_index--;
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/* are there param specs left? */
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if (pspec_index < n_pspecs)
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{
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GType pspec_gtype;
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GimpPDBArgType pspec_arg_type;
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pspec_gtype = G_PARAM_SPEC_VALUE_TYPE (pspecs[pspec_index]);
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pspec_arg_type = gimp_pdb_compat_arg_type_from_gtype (pspec_gtype);
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/* if the param spec's GType, mapped to a pdb type, matches
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* the passed pdb type, use the param spec's GType
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*/
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if (pspec_arg_type == params[i].type)
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type = pspec_gtype;
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}
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}
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g_value_init (&value, type);
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switch (gimp_pdb_compat_arg_type_from_gtype (type))
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{
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case GIMP_PDB_INT32:
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if (G_VALUE_HOLDS_INT (&value))
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g_value_set_int (&value, params[i].data.d_int32);
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else if (G_VALUE_HOLDS_UINT (&value))
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g_value_set_uint (&value, params[i].data.d_int32);
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else if (G_VALUE_HOLDS_ENUM (&value))
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g_value_set_enum (&value, params[i].data.d_int32);
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else if (G_VALUE_HOLDS_BOOLEAN (&value))
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g_value_set_boolean (&value, params[i].data.d_int32 ? TRUE : FALSE);
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else
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{
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g_printerr ("%s: unhandled GIMP_PDB_INT32 type: %s\n",
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G_STRFUNC, g_type_name (G_VALUE_TYPE (&value)));
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g_return_val_if_reached (args);
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}
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break;
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case GIMP_PDB_INT16:
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g_value_set_int (&value, params[i].data.d_int16);
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break;
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case GIMP_PDB_INT8:
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g_value_set_uint (&value, params[i].data.d_int8);
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break;
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case GIMP_PDB_FLOAT:
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g_value_set_double (&value, params[i].data.d_float);
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break;
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case GIMP_PDB_STRING:
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if (full_copy)
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g_value_set_string (&value, params[i].data.d_string);
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else
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g_value_set_static_string (&value, params[i].data.d_string);
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break;
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case GIMP_PDB_INT32ARRAY:
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count = g_value_get_int (gimp_value_array_index (args, i - 1));
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if (full_copy)
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gimp_value_set_int32array (&value,
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params[i].data.d_int32array,
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count);
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else
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gimp_value_set_static_int32array (&value,
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params[i].data.d_int32array,
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count);
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break;
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case GIMP_PDB_INT16ARRAY:
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count = g_value_get_int (gimp_value_array_index (args, i - 1));
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if (full_copy)
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gimp_value_set_int16array (&value,
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params[i].data.d_int16array,
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count);
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else
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gimp_value_set_static_int16array (&value,
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params[i].data.d_int16array,
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count);
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break;
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case GIMP_PDB_INT8ARRAY:
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count = g_value_get_int (gimp_value_array_index (args, i - 1));
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if (full_copy)
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gimp_value_set_int8array (&value,
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params[i].data.d_int8array,
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count);
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else
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gimp_value_set_static_int8array (&value,
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params[i].data.d_int8array,
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count);
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break;
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case GIMP_PDB_FLOATARRAY:
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count = g_value_get_int (gimp_value_array_index (args, i - 1));
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if (full_copy)
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gimp_value_set_floatarray (&value,
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params[i].data.d_floatarray,
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count);
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else
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gimp_value_set_static_floatarray (&value,
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params[i].data.d_floatarray,
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count);
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break;
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case GIMP_PDB_STRINGARRAY:
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count = g_value_get_int (gimp_value_array_index (args, i - 1));
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if (full_copy)
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gimp_value_set_stringarray (&value,
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(const gchar **) params[i].data.d_stringarray,
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count);
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else
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gimp_value_set_static_stringarray (&value,
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(const gchar **) params[i].data.d_stringarray,
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count);
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break;
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case GIMP_PDB_COLOR:
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gimp_value_set_rgb (&value, ¶ms[i].data.d_color);
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break;
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case GIMP_PDB_ITEM:
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g_value_set_int (&value, params[i].data.d_item);
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break;
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case GIMP_PDB_DISPLAY:
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g_value_set_int (&value, params[i].data.d_display);
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break;
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case GIMP_PDB_IMAGE:
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g_value_set_int (&value, params[i].data.d_image);
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break;
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case GIMP_PDB_LAYER:
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g_value_set_int (&value, params[i].data.d_layer);
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break;
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case GIMP_PDB_CHANNEL:
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g_value_set_int (&value, params[i].data.d_channel);
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break;
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case GIMP_PDB_DRAWABLE:
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g_value_set_int (&value, params[i].data.d_drawable);
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break;
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case GIMP_PDB_SELECTION:
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g_value_set_int (&value, params[i].data.d_selection);
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break;
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case GIMP_PDB_COLORARRAY:
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count = g_value_get_int (gimp_value_array_index (args, i - 1));
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if (full_copy)
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gimp_value_set_colorarray (&value,
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params[i].data.d_colorarray,
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count);
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else
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gimp_value_set_static_colorarray (&value,
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params[i].data.d_colorarray,
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count);
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break;
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case GIMP_PDB_VECTORS:
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g_value_set_int (&value, params[i].data.d_vectors);
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break;
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case GIMP_PDB_PARASITE:
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if (full_copy)
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g_value_set_boxed (&value, ¶ms[i].data.d_parasite);
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else
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g_value_set_static_boxed (&value, ¶ms[i].data.d_parasite);
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break;
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case GIMP_PDB_STATUS:
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g_value_set_enum (&value, params[i].data.d_status);
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break;
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case GIMP_PDB_END:
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break;
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}
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gimp_value_array_append (args, &value);
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g_value_unset (&value);
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}
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return args;
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}
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GPParam *
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plug_in_args_to_params (GimpValueArray *args,
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gboolean full_copy)
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{
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GPParam *params;
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gint length;
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gint i;
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g_return_val_if_fail (args != NULL, NULL);
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params = g_new0 (GPParam, gimp_value_array_length (args));
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length = gimp_value_array_length (args);
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for (i = 0; i < length; i++)
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{
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GValue *value = gimp_value_array_index (args, i);
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params[i].type =
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gimp_pdb_compat_arg_type_from_gtype (G_VALUE_TYPE (value));
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switch (params[i].type)
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{
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case GIMP_PDB_INT32:
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if (G_VALUE_HOLDS_INT (value))
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params[i].data.d_int32 = g_value_get_int (value);
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else if (G_VALUE_HOLDS_UINT (value))
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params[i].data.d_int32 = g_value_get_uint (value);
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else if (G_VALUE_HOLDS_ENUM (value))
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params[i].data.d_int32 = g_value_get_enum (value);
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else if (G_VALUE_HOLDS_BOOLEAN (value))
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params[i].data.d_int32 = g_value_get_boolean (value);
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else
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{
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g_printerr ("%s: unhandled GIMP_PDB_INT32 type: %s\n",
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G_STRFUNC, g_type_name (G_VALUE_TYPE (value)));
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g_return_val_if_reached (params);
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}
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break;
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case GIMP_PDB_INT16:
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params[i].data.d_int16 = g_value_get_int (value);
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break;
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case GIMP_PDB_INT8:
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params[i].data.d_int8 = g_value_get_uint (value);
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break;
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case GIMP_PDB_FLOAT:
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params[i].data.d_float = g_value_get_double (value);
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break;
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case GIMP_PDB_STRING:
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if (full_copy)
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params[i].data.d_string = g_value_dup_string (value);
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else
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params[i].data.d_string = (gchar *) g_value_get_string (value);
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break;
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case GIMP_PDB_INT32ARRAY:
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if (full_copy)
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params[i].data.d_int32array = gimp_value_dup_int32array (value);
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else
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params[i].data.d_int32array = (gint32 *) gimp_value_get_int32array (value);
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break;
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case GIMP_PDB_INT16ARRAY:
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if (full_copy)
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params[i].data.d_int16array = gimp_value_dup_int16array (value);
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else
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params[i].data.d_int16array = (gint16 *) gimp_value_get_int16array (value);
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break;
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case GIMP_PDB_INT8ARRAY:
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if (full_copy)
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params[i].data.d_int8array = gimp_value_dup_int8array (value);
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else
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params[i].data.d_int8array = (guint8 *) gimp_value_get_int8array (value);
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break;
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case GIMP_PDB_FLOATARRAY:
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if (full_copy)
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params[i].data.d_floatarray = gimp_value_dup_floatarray (value);
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else
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params[i].data.d_floatarray = (gdouble *) gimp_value_get_floatarray (value);
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break;
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case GIMP_PDB_STRINGARRAY:
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if (full_copy)
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params[i].data.d_stringarray = gimp_value_dup_stringarray (value);
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else
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params[i].data.d_stringarray = (gchar **) gimp_value_get_stringarray (value);
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break;
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case GIMP_PDB_COLOR:
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gimp_value_get_rgb (value, ¶ms[i].data.d_color);
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break;
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case GIMP_PDB_ITEM:
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params[i].data.d_item = g_value_get_int (value);
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break;
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case GIMP_PDB_DISPLAY:
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params[i].data.d_display = g_value_get_int (value);
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break;
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case GIMP_PDB_IMAGE:
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params[i].data.d_image = g_value_get_int (value);
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break;
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case GIMP_PDB_LAYER:
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params[i].data.d_layer = g_value_get_int (value);
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break;
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case GIMP_PDB_CHANNEL:
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params[i].data.d_channel = g_value_get_int (value);
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break;
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case GIMP_PDB_DRAWABLE:
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params[i].data.d_drawable = g_value_get_int (value);
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break;
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case GIMP_PDB_SELECTION:
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params[i].data.d_selection = g_value_get_int (value);
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break;
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case GIMP_PDB_COLORARRAY:
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if (full_copy)
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params[i].data.d_colorarray = gimp_value_dup_colorarray (value);
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else
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params[i].data.d_colorarray = (GimpRGB *) gimp_value_get_colorarray (value);
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break;
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case GIMP_PDB_VECTORS:
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params[i].data.d_vectors = g_value_get_int (value);
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break;
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case GIMP_PDB_PARASITE:
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{
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GimpParasite *parasite = (full_copy ?
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g_value_dup_boxed (value) :
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g_value_get_boxed (value));
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if (parasite)
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{
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params[i].data.d_parasite.name = parasite->name;
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params[i].data.d_parasite.flags = parasite->flags;
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params[i].data.d_parasite.size = parasite->size;
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params[i].data.d_parasite.data = parasite->data;
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if (full_copy)
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{
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parasite->name = NULL;
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parasite->flags = 0;
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parasite->size = 0;
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parasite->data = NULL;
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gimp_parasite_free (parasite);
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}
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}
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else
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{
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params[i].data.d_parasite.name = NULL;
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params[i].data.d_parasite.flags = 0;
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params[i].data.d_parasite.size = 0;
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params[i].data.d_parasite.data = NULL;
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}
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}
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break;
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case GIMP_PDB_STATUS:
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params[i].data.d_status = g_value_get_enum (value);
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break;
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case GIMP_PDB_END:
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break;
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}
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}
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return params;
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}
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