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gimp/libgimp/gimpgpparams-body.c

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/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-2003 Peter Mattis and Spencer Kimball
*
* gimpgpparams-body.c
* Copyright (C) 2019 Michael Natterer <mitch@gimp.org>
*
* This library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <https://www.gnu.org/licenses/>.
*/
/* this file is included by both
*
* libgimp/gimpgpparams.c
* app/plug-in/gimpgpparams.c
*/
GParamSpec *
_gimp_gp_param_def_to_param_spec (const GPParamDef *param_def)
{
const gchar *name = param_def->name;
const gchar *nick = param_def->nick;
const gchar *blurb = param_def->blurb;
GParamFlags flags = param_def->flags;
flags &= ~G_PARAM_STATIC_STRINGS;
switch (param_def->param_def_type)
{
case GP_PARAM_DEF_TYPE_DEFAULT:
if (! strcmp (param_def->type_name, "GimpParamInt32Array"))
return gimp_param_spec_int32_array (name, nick, blurb, flags);
if (! strcmp (param_def->type_name, "GimpParamInt16Array"))
return gimp_param_spec_int16_array (name, nick, blurb, flags);
if (! strcmp (param_def->type_name, "GimpParamUInt8Array"))
return gimp_param_spec_uint8_array (name, nick, blurb, flags);
if (! strcmp (param_def->type_name, "GimpParamFloatArray"))
return gimp_param_spec_float_array (name, nick, blurb, flags);
if (! strcmp (param_def->type_name, "GimpParamStringArray"))
return gimp_param_spec_string_array (name, nick, blurb, flags);
if (! strcmp (param_def->type_name, "GimpParamRGBArray"))
return gimp_param_spec_rgb_array (name, nick, blurb, flags);
if (! strcmp (param_def->type_name, "GimpParamParasite"))
return gimp_param_spec_parasite (name, nick, blurb, flags);
if (! strcmp (param_def->type_name, "GParamParam"))
return g_param_spec_param (name, nick, blurb,
g_type_from_name (param_def->value_type_name),
flags);
if (! strcmp (param_def->type_name, "GParamObject") &&
! strcmp (param_def->value_type_name, "GFile"))
return g_param_spec_object (name, nick, blurb, G_TYPE_FILE, flags);
break;
case GP_PARAM_DEF_TYPE_INT:
if (! strcmp (param_def->type_name, "GParamInt"))
return g_param_spec_int (name, nick, blurb,
param_def->meta.m_int.min_val,
param_def->meta.m_int.max_val,
param_def->meta.m_int.default_val,
flags);
if (! strcmp (param_def->type_name, "GParamUInt"))
return g_param_spec_uint (name, nick, blurb,
param_def->meta.m_int.min_val,
param_def->meta.m_int.max_val,
param_def->meta.m_int.default_val,
flags);
if (! strcmp (param_def->type_name, "GParamUChar"))
return g_param_spec_uchar (name, nick, blurb,
param_def->meta.m_int.min_val,
param_def->meta.m_int.max_val,
param_def->meta.m_int.default_val,
flags);
break;
case GP_PARAM_DEF_TYPE_UNIT:
if (! strcmp (param_def->type_name, "GimpParamUnit"))
return gimp_param_spec_unit (name, nick, blurb,
param_def->meta.m_unit.allow_pixels,
param_def->meta.m_unit.allow_percent,
param_def->meta.m_unit.default_val,
flags);
break;
case GP_PARAM_DEF_TYPE_ENUM:
if (! strcmp (param_def->type_name, "GParamEnum"))
return g_param_spec_enum (name, nick, blurb,
g_type_from_name (param_def->value_type_name),
param_def->meta.m_enum.default_val,
flags);
if (! strcmp (param_def->type_name, "GimpParamEnum"))
/* FIXME GimpParamEnum */
return g_param_spec_enum (name, nick, blurb,
g_type_from_name (param_def->value_type_name),
param_def->meta.m_enum.default_val,
flags);
break;
case GP_PARAM_DEF_TYPE_BOOLEAN:
if (! strcmp (param_def->type_name, "GParamBoolean"))
return g_param_spec_boolean (name, nick, blurb,
param_def->meta.m_boolean.default_val,
flags);
break;
case GP_PARAM_DEF_TYPE_FLOAT:
if (! strcmp (param_def->type_name, "GParamDouble"))
return g_param_spec_double (name, nick, blurb,
param_def->meta.m_float.min_val,
param_def->meta.m_float.max_val,
param_def->meta.m_float.default_val,
flags);
break;
case GP_PARAM_DEF_TYPE_STRING:
if (! strcmp (param_def->type_name, "GParamString"))
return g_param_spec_string (name, nick, blurb,
param_def->meta.m_string.default_val,
flags);
break;
case GP_PARAM_DEF_TYPE_COLOR:
if (! strcmp (param_def->type_name, "GimpParamRGB"))
return gimp_param_spec_rgb (name, nick, blurb,
param_def->meta.m_color.has_alpha,
&param_def->meta.m_color.default_val,
flags);
case GP_PARAM_DEF_TYPE_ID:
if (! strcmp (param_def->type_name, "GimpParamDisplay"))
return gimp_param_spec_display (name, nick, blurb,
param_def->meta.m_id.none_ok,
flags);
if (! strcmp (param_def->type_name, "GimpParamImage"))
return gimp_param_spec_image (name, nick, blurb,
param_def->meta.m_id.none_ok,
flags);
if (! strcmp (param_def->type_name, "GimpParamItem"))
return gimp_param_spec_item (name, nick, blurb,
param_def->meta.m_id.none_ok,
flags);
if (! strcmp (param_def->type_name, "GimpParamDrawable"))
return gimp_param_spec_drawable (name, nick, blurb,
param_def->meta.m_id.none_ok,
flags);
if (! strcmp (param_def->type_name, "GimpParamLayer"))
return gimp_param_spec_layer (name, nick, blurb,
param_def->meta.m_id.none_ok,
flags);
if (! strcmp (param_def->type_name, "GimpParamChannel"))
return gimp_param_spec_channel (name, nick, blurb,
param_def->meta.m_id.none_ok,
flags);
if (! strcmp (param_def->type_name, "GimpParamLayerMask"))
return gimp_param_spec_layer_mask (name, nick, blurb,
param_def->meta.m_id.none_ok,
flags);
if (! strcmp (param_def->type_name, "GimpParamSelection"))
return gimp_param_spec_selection (name, nick, blurb,
param_def->meta.m_id.none_ok,
flags);
if (! strcmp (param_def->type_name, "GimpParamVectors"))
return gimp_param_spec_vectors (name, nick, blurb,
param_def->meta.m_id.none_ok,
flags);
break;
case GP_PARAM_DEF_TYPE_ID_ARRAY:
if (! strcmp (param_def->type_name, "GimpParamObjectArray"))
return gimp_param_spec_object_array (name, nick, blurb,
g_type_from_name (param_def->meta.m_id_array.type_name),
flags);
break;
}
g_printerr ("%s: GParamSpec type '%s' is not handled\n",
G_STRFUNC, param_def->type_name);
return NULL;
}
void
_gimp_param_spec_to_gp_param_def (GParamSpec *pspec,
GPParamDef *param_def)
{
GType pspec_type = G_PARAM_SPEC_TYPE (pspec);
GType value_type = G_PARAM_SPEC_VALUE_TYPE (pspec);
param_def->param_def_type = GP_PARAM_DEF_TYPE_DEFAULT;
param_def->type_name = (gchar *) g_type_name (pspec_type);
param_def->value_type_name = (gchar *) g_type_name (value_type);
param_def->name = (gchar *) g_param_spec_get_name (pspec);
param_def->nick = (gchar *) g_param_spec_get_nick (pspec);
param_def->blurb = (gchar *) g_param_spec_get_blurb (pspec);
param_def->flags = pspec->flags;
if (pspec_type == G_TYPE_PARAM_INT)
{
GParamSpecInt *ispec = G_PARAM_SPEC_INT (pspec);
param_def->param_def_type = GP_PARAM_DEF_TYPE_INT;
param_def->meta.m_int.min_val = ispec->minimum;
param_def->meta.m_int.max_val = ispec->maximum;
param_def->meta.m_int.default_val = ispec->default_value;
}
else if (pspec_type == G_TYPE_PARAM_UINT)
{
GParamSpecUInt *uspec = G_PARAM_SPEC_UINT (pspec);
param_def->param_def_type = GP_PARAM_DEF_TYPE_INT;
param_def->meta.m_int.min_val = uspec->minimum;
param_def->meta.m_int.max_val = uspec->maximum;
param_def->meta.m_int.default_val = uspec->default_value;
}
else if (pspec_type == G_TYPE_PARAM_UCHAR)
{
GParamSpecUChar *uspec = G_PARAM_SPEC_UCHAR (pspec);
param_def->param_def_type = GP_PARAM_DEF_TYPE_INT;
param_def->meta.m_int.min_val = uspec->minimum;
param_def->meta.m_int.max_val = uspec->maximum;
param_def->meta.m_int.default_val = uspec->default_value;
}
else if (pspec_type == GIMP_TYPE_PARAM_UNIT)
{
GParamSpecInt *ispec = G_PARAM_SPEC_INT (pspec);
GimpParamSpecUnit *uspec = GIMP_PARAM_SPEC_UNIT (pspec);
param_def->param_def_type = GP_PARAM_DEF_TYPE_UNIT;
param_def->meta.m_unit.allow_pixels = (ispec->minimum < GIMP_UNIT_INCH);
param_def->meta.m_unit.allow_percent = uspec->allow_percent;
param_def->meta.m_unit.default_val = ispec->default_value;
}
else if (G_IS_PARAM_SPEC_ENUM (pspec))
{
GParamSpecEnum *espec = G_PARAM_SPEC_ENUM (pspec);
param_def->param_def_type = GP_PARAM_DEF_TYPE_ENUM;
param_def->meta.m_enum.default_val = espec->default_value;
}
else if (pspec_type == G_TYPE_PARAM_BOOLEAN)
{
GParamSpecBoolean *bspec = G_PARAM_SPEC_BOOLEAN (pspec);
param_def->param_def_type = GP_PARAM_DEF_TYPE_BOOLEAN;
param_def->meta.m_boolean.default_val = bspec->default_value;
}
else if (pspec_type == G_TYPE_PARAM_DOUBLE)
{
GParamSpecDouble *dspec = G_PARAM_SPEC_DOUBLE (pspec);
param_def->param_def_type = GP_PARAM_DEF_TYPE_FLOAT;
param_def->meta.m_float.min_val = dspec->minimum;
param_def->meta.m_float.max_val = dspec->maximum;
param_def->meta.m_float.default_val = dspec->default_value;
}
else if (G_IS_PARAM_SPEC_STRING (pspec))
{
GParamSpecString *gsspec = G_PARAM_SPEC_STRING (pspec);
if (! strcmp (param_def->type_name, "GimpParamString"))
param_def->type_name = "GParamString";
param_def->param_def_type = GP_PARAM_DEF_TYPE_STRING;
param_def->meta.m_string.default_val = gsspec->default_value;
}
else if (pspec_type == GIMP_TYPE_PARAM_RGB)
{
param_def->param_def_type = GP_PARAM_DEF_TYPE_COLOR;
param_def->meta.m_color.has_alpha =
gimp_param_spec_rgb_has_alpha (pspec);
gimp_param_spec_rgb_get_default (pspec,
&param_def->meta.m_color.default_val);
}
else if (pspec_type == GIMP_TYPE_PARAM_IMAGE)
{
GimpParamSpecImage *ispec = GIMP_PARAM_SPEC_IMAGE (pspec);
param_def->param_def_type = GP_PARAM_DEF_TYPE_ID;
param_def->meta.m_id.none_ok = ispec->none_ok;
}
else if (GIMP_IS_PARAM_SPEC_ITEM (pspec))
{
GimpParamSpecItem *ispec = GIMP_PARAM_SPEC_ITEM (pspec);
param_def->param_def_type = GP_PARAM_DEF_TYPE_ID;
param_def->meta.m_id.none_ok = ispec->none_ok;
}
else if (pspec_type == GIMP_TYPE_PARAM_DISPLAY)
{
GimpParamSpecDisplay *ispec = GIMP_PARAM_SPEC_DISPLAY (pspec);
param_def->param_def_type = GP_PARAM_DEF_TYPE_ID;
param_def->meta.m_id.none_ok = ispec->none_ok;
}
else if (GIMP_IS_PARAM_SPEC_OBJECT_ARRAY (pspec))
{
param_def->param_def_type = GP_PARAM_DEF_TYPE_ID_ARRAY;
param_def->meta.m_id_array.type_name =
(gchar *) g_type_name (GIMP_PARAM_SPEC_OBJECT_ARRAY (pspec)->object_type);
}
else if (pspec_type == G_TYPE_PARAM_OBJECT &&
value_type != G_TYPE_FILE)
{
const gchar *type_name = NULL;
if (g_type_is_a (value_type, GIMP_TYPE_DISPLAY))
{
/* g_type_is_a() because the core has a GimpDisplay subclasses */
type_name = "GimpParamDisplay";
}
else if (value_type == GIMP_TYPE_IMAGE)
{
type_name = "GimpParamImage";
}
else if (value_type == GIMP_TYPE_ITEM)
{
type_name = "GimpParamItem";
}
else if (value_type == GIMP_TYPE_DRAWABLE)
{
type_name = "GimpParamDrawable";
}
else if (g_type_is_a (value_type, GIMP_TYPE_LAYER))
{
/* g_type_is_a() because the core has layer subclasses */
type_name = "GimpParamLayer";
}
else if (value_type == GIMP_TYPE_CHANNEL)
{
type_name = "GimpParamChannel";
}
else if (value_type == GIMP_TYPE_LAYER_MASK)
{
type_name = "GimpParamLayerMask";
}
else if (value_type == GIMP_TYPE_SELECTION)
{
type_name = "GimpParamSelection";
}
else if (value_type == GIMP_TYPE_VECTORS)
{
type_name = "GimpParamVectors";
}
if (type_name)
{
param_def->param_def_type = GP_PARAM_DEF_TYPE_ID;
param_def->type_name = (gchar *) type_name;
param_def->meta.m_id.none_ok = TRUE;
}
else
{
g_printerr ("%s: GParamSpecObject for unsupported object type '%s'\n",
G_STRFUNC, param_def->type_name);
}
}
}
static GimpImage *
get_image_by_id (gpointer gimp,
gint id)
{
#ifdef LIBGIMP_COMPILATION
return gimp_image_get_by_id (id);
#else
return gimp_image_get_by_id (gimp, id);
#endif
}
static GimpItem *
get_item_by_id (gpointer gimp,
gint id)
{
#ifdef LIBGIMP_COMPILATION
return gimp_item_get_by_id (id);
#else
return gimp_item_get_by_id (gimp, id);
#endif
}
static GimpDisplay *
get_display_by_id (gpointer gimp,
gint id)
{
#ifdef LIBGIMP_COMPILATION
return gimp_display_get_by_id (id);
#else
return gimp_display_get_by_id (gimp, id);
#endif
}
static void
gimp_gp_param_to_value (gpointer gimp,
const GPParam *param,
GType type,
GValue *value)
{
g_return_if_fail (param != NULL);
g_return_if_fail (value != NULL);
if (type == G_TYPE_NONE)
type = g_type_from_name (param->type_name);
g_value_init (value, type);
if (type == G_TYPE_INT ||
type == GIMP_TYPE_UNIT)
{
g_value_set_int (value, param->data.d_int);
}
else if (G_VALUE_HOLDS_UINT (value))
{
g_value_set_uint (value, param->data.d_int);
}
else if (G_VALUE_HOLDS_ENUM (value))
{
g_value_set_enum (value, param->data.d_int);
}
else if (G_VALUE_HOLDS_BOOLEAN (value))
{
g_value_set_boolean (value, param->data.d_int ? TRUE : FALSE);
}
else if (G_VALUE_HOLDS_DOUBLE (value))
{
g_value_set_double (value, param->data.d_float);
}
else if (G_VALUE_HOLDS_STRING (value))
{
g_value_set_string (value, param->data.d_string);
}
else if (G_VALUE_TYPE (value) == G_TYPE_FILE)
{
g_value_take_object (value, (param->data.d_string ?
g_file_new_for_uri (param->data.d_string) :
NULL));
}
else if (GIMP_VALUE_HOLDS_RGB (value))
{
gimp_value_set_rgb (value, &param->data.d_color);
}
else if (GIMP_VALUE_HOLDS_PARASITE (value))
{
g_value_set_boxed (value, &param->data.d_parasite);
}
else if (GIMP_VALUE_HOLDS_INT32_ARRAY (value))
{
gimp_value_set_int32_array (value,
(gint32 *) param->data.d_array.data,
param->data.d_array.size /
sizeof (gint32));
}
else if (GIMP_VALUE_HOLDS_INT16_ARRAY (value))
{
gimp_value_set_int16_array (value,
(gint16 *) param->data.d_array.data,
param->data.d_array.size /
sizeof (gint16));
}
else if (GIMP_VALUE_HOLDS_UINT8_ARRAY (value))
{
gimp_value_set_uint8_array (value,
param->data.d_array.data,
param->data.d_array.size /
sizeof (guint8));
}
else if (GIMP_VALUE_HOLDS_FLOAT_ARRAY (value))
{
gimp_value_set_float_array (value,
(const gdouble *)
param->data.d_array.data,
param->data.d_array.size /
sizeof (gdouble));
}
else if (GIMP_VALUE_HOLDS_STRING_ARRAY (value))
{
gimp_value_set_string_array (value,
(const gchar **)
param->data.d_string_array.data,
param->data.d_string_array.size);
}
else if (GIMP_VALUE_HOLDS_RGB_ARRAY (value))
{
gimp_value_set_rgb_array (value,
(GimpRGB *)
param->data.d_array.data,
param->data.d_array.size /
sizeof (GimpRGB));
}
else if (GIMP_VALUE_HOLDS_OBJECT_ARRAY (value))
{
GType object_type;
GObject **objects;
gint i;
object_type = g_type_from_name (param->data.d_id_array.type_name);
objects = g_new (GObject *, param->data.d_id_array.size);
for (i = 0; i < param->data.d_id_array.size; i++)
{
gint id = param->data.d_id_array.data[i];
if (object_type == GIMP_TYPE_IMAGE)
{
objects[i] = (GObject *) get_image_by_id (gimp, id);
}
else if (g_type_is_a (object_type, GIMP_TYPE_ITEM))
{
objects[i] = (GObject *) get_item_by_id (gimp, id);
}
else if (g_type_is_a (object_type, GIMP_TYPE_DISPLAY))
{
objects[i] = (GObject *) get_display_by_id (gimp, id);
}
if (objects[i])
g_object_ref (objects[i]);
}
gimp_value_take_object_array (value, object_type, objects,
param->data.d_id_array.size);
}
else if (GIMP_VALUE_HOLDS_IMAGE (value))
{
g_value_set_object (value, get_image_by_id (gimp, param->data.d_int));
}
else if (GIMP_VALUE_HOLDS_ITEM (value))
{
g_value_set_object (value, get_item_by_id (gimp, param->data.d_int));
}
else if (GIMP_VALUE_HOLDS_DISPLAY (value))
{
g_value_set_object (value, get_display_by_id (gimp, param->data.d_int));
}
else if (G_VALUE_HOLDS_PARAM (value))
{
GParamSpec *pspec =
_gimp_gp_param_def_to_param_spec (&param->data.d_param_def);
g_value_take_param (value, pspec);
}
}
GimpValueArray *
_gimp_gp_params_to_value_array (gpointer gimp,
GParamSpec **pspecs,
gint n_pspecs,
const GPParam *params,
gint n_params,
gboolean return_values)
{
GimpValueArray *args;
gint i;
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;
/* first get the GType from the passed GPParam */
type = g_type_from_name (params[i].type_name);
/* 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_type = G_PARAM_SPEC_VALUE_TYPE (pspecs[pspec_index]);
if (type != pspec_type)
{
if (g_type_is_a (pspec_type, type))
{
/* if the param spec's GType is more specific
* than the one from the GPParam, use the param
* spec's GType.
*/
type = pspec_type;
}
else if (type == G_TYPE_INT)
{
if (g_type_is_a (pspec_type, G_TYPE_ENUM))
{
/* if the param spec's type is enum, but an
* int was passed, use the enum type.
*/
type = pspec_type;
}
else if (g_type_is_a (pspec_type, G_TYPE_BOOLEAN))
{
/* if the param spec's type is boolean, but
* an int was passed, use the boolean
* type.
*/
type = pspec_type;
}
}
}
}
}
gimp_gp_param_to_value (gimp, &params[i], type, &value);
gimp_value_array_append (args, &value);
g_value_unset (&value);
}
return args;
}
static void
gimp_value_to_gp_param (const GValue *value,
GPParam *param,
gboolean full_copy)
{
GType type;
g_return_if_fail (value != NULL);
g_return_if_fail (param != NULL);
type = G_VALUE_TYPE (value);
param->param_type = -1;
if (full_copy)
param->type_name = g_strdup (g_type_name (type));
else
param->type_name = (gchar *) g_type_name (type);
if (type == G_TYPE_INT ||
type == GIMP_TYPE_UNIT)
{
param->param_type = GP_PARAM_TYPE_INT;
param->data.d_int = g_value_get_int (value);
}
else if (type == G_TYPE_UINT)
{
param->param_type = GP_PARAM_TYPE_INT;
param->data.d_int = g_value_get_uint (value);
}
else if (type == G_TYPE_UCHAR)
{
param->param_type = GP_PARAM_TYPE_INT;
param->data.d_int = g_value_get_uchar (value);
}
else if (G_VALUE_HOLDS_ENUM (value))
{
param->param_type = GP_PARAM_TYPE_INT;
param->data.d_int = g_value_get_enum (value);
}
else if (G_VALUE_HOLDS_BOOLEAN (value))
{
param->param_type = GP_PARAM_TYPE_INT;
param->data.d_int = g_value_get_boolean (value);
}
else if (G_VALUE_HOLDS_DOUBLE (value))
{
param->param_type = GP_PARAM_TYPE_FLOAT;
param->data.d_float = g_value_get_double (value);
}
else if (G_VALUE_HOLDS_STRING (value))
{
param->param_type = GP_PARAM_TYPE_STRING;
if (full_copy)
param->data.d_string = g_value_dup_string (value);
else
param->data.d_string = (gchar *) g_value_get_string (value);
}
else if (G_VALUE_TYPE (value) == G_TYPE_FILE)
{
GFile *file = g_value_get_object (value);
param->param_type = GP_PARAM_TYPE_FILE;
param->data.d_string = file ? g_file_get_uri (file) : NULL;
}
else if (GIMP_VALUE_HOLDS_RGB (value))
{
param->param_type = GP_PARAM_TYPE_COLOR;
gimp_value_get_rgb (value, &param->data.d_color);
}
else if (GIMP_VALUE_HOLDS_PARASITE (value))
{
GimpParasite *parasite = (full_copy ?
g_value_dup_boxed (value) :
g_value_get_boxed (value));
param->param_type = GP_PARAM_TYPE_PARASITE;
if (parasite)
{
param->data.d_parasite.name = parasite->name;
param->data.d_parasite.flags = parasite->flags;
param->data.d_parasite.size = parasite->size;
param->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
{
param->data.d_parasite.name = NULL;
param->data.d_parasite.flags = 0;
param->data.d_parasite.size = 0;
param->data.d_parasite.data = NULL;
}
}
else if (GIMP_VALUE_HOLDS_INT32_ARRAY (value) ||
GIMP_VALUE_HOLDS_INT16_ARRAY (value) ||
GIMP_VALUE_HOLDS_UINT8_ARRAY (value) ||
GIMP_VALUE_HOLDS_FLOAT_ARRAY (value) ||
GIMP_VALUE_HOLDS_RGB_ARRAY (value))
{
GimpArray *array = g_value_get_boxed (value);
param->param_type = GP_PARAM_TYPE_ARRAY;
if (array)
{
param->data.d_array.size = array->length;
if (full_copy)
param->data.d_array.data = g_memdup (array->data,
array->length);
else
param->data.d_array.data = array->data;
}
else
{
param->data.d_array.size = 0;
param->data.d_array.data = NULL;
}
}
else if (GIMP_VALUE_HOLDS_STRING_ARRAY (value))
{
GimpStringArray *array = g_value_get_boxed (value);
param->param_type = GP_PARAM_TYPE_STRING_ARRAY;
if (array)
{
param->data.d_string_array.size = array->length;
if (full_copy)
param->data.d_string_array.data =
gimp_value_dup_string_array (value);
else
param->data.d_string_array.data =
(gchar **) gimp_value_get_string_array (value);
}
else
{
param->data.d_string_array.size = 0,
param->data.d_string_array.data = NULL;
}
}
else if (GIMP_VALUE_HOLDS_OBJECT_ARRAY (value))
{
GimpObjectArray *array = g_value_get_boxed (value);
param->param_type = GP_PARAM_TYPE_ID_ARRAY;
if (array)
{
gint i;
if (full_copy)
param->data.d_id_array.type_name =
g_strdup (g_type_name (array->object_type));
else
param->data.d_id_array.type_name =
(gchar *) g_type_name (array->object_type);
param->data.d_id_array.size = array->length;
/* must be free'd also for full_copy == FALSE */
param->data.d_id_array.data = g_new (gint32, array->length);
for (i = 0; i < array->length; i++)
{
if (GIMP_IS_IMAGE (array->data[i]))
{
param->data.d_id_array.data[i] =
gimp_image_get_id (GIMP_IMAGE (array->data[i]));
}
else if (GIMP_IS_ITEM (array->data[i]))
{
param->data.d_id_array.data[i] =
gimp_item_get_id (GIMP_ITEM (array->data[i]));
}
else if (GIMP_IS_DISPLAY (array->data[i]))
{
param->data.d_id_array.data[i] =
gimp_display_get_id (GIMP_DISPLAY (array->data[i]));
}
else
{
param->data.d_id_array.data[i] = -1;
}
}
}
else
{
param->data.d_id_array.size = 0;
param->data.d_id_array.data = NULL;
}
}
else if (GIMP_VALUE_HOLDS_IMAGE (value))
{
GimpImage *image = g_value_get_object (value);
param->param_type = GP_PARAM_TYPE_INT;
param->data.d_int = image ? gimp_image_get_id (image) : -1;
}
else if (GIMP_VALUE_HOLDS_ITEM (value))
{
GimpItem *item = g_value_get_object (value);
param->param_type = GP_PARAM_TYPE_INT;
param->data.d_int = item ? gimp_item_get_id (item) : -1;
}
else if (GIMP_VALUE_HOLDS_DISPLAY (value))
{
GimpDisplay *display = g_value_get_object (value);
param->param_type = GP_PARAM_TYPE_INT;
param->data.d_int = display ? gimp_display_get_id (display) : -1;
}
else if (G_VALUE_HOLDS_PARAM (value))
{
param->param_type = GP_PARAM_TYPE_PARAM_DEF;
_gimp_param_spec_to_gp_param_def (g_value_get_param (value),
&param->data.d_param_def);
}
if (param->param_type == -1)
g_printerr ("%s: GValue contains unsupported type '%s'\n",
G_STRFUNC, param->type_name);
}
GPParam *
_gimp_value_array_to_gp_params (const GimpValueArray *args,
gboolean full_copy)
{
GPParam *params;
gint length;
gint i;
g_return_val_if_fail (args != NULL, NULL);
length = gimp_value_array_length (args);
params = g_new0 (GPParam, length);
for (i = 0; i < length; i++)
{
GValue *value = gimp_value_array_index (args, i);
gimp_value_to_gp_param (value, &params[i], full_copy);
}
return params;
}
void
_gimp_gp_params_free (GPParam *params,
gint n_params,
gboolean full_copy)
{
gint i;
for (i = 0; i < n_params; i++)
{
if (full_copy)
g_free (params[i].type_name);
switch (params[i].param_type)
{
case GP_PARAM_TYPE_INT:
case GP_PARAM_TYPE_FLOAT:
break;
case GP_PARAM_TYPE_STRING:
if (full_copy)
g_free (params[i].data.d_string);
break;
case GP_PARAM_TYPE_FILE:
/* always free the uri */
g_free (params[i].data.d_string);
break;
case GP_PARAM_TYPE_COLOR:
break;
case GP_PARAM_TYPE_ARRAY:
if (full_copy)
g_free (params[i].data.d_array.data);
break;
case GP_PARAM_TYPE_STRING_ARRAY:
if (full_copy &&
params[i].data.d_string_array.size > 0 &&
params[i].data.d_string_array.data)
{
gint j;
for (j = 0; j < params[i].data.d_string_array.size; j++)
g_free (params[i].data.d_string_array.data[j]);
g_free (params[i].data.d_string_array.data);
}
break;
case GP_PARAM_TYPE_ID_ARRAY:
if (full_copy)
g_free (params[i].data.d_id_array.type_name);
/* always free the array */
g_free (params[i].data.d_id_array.data);
break;
case GP_PARAM_TYPE_PARASITE:
if (full_copy)
{
g_free (params[i].data.d_parasite.name);
g_free (params[i].data.d_parasite.data);
}
break;
case GP_PARAM_TYPE_PARAM_DEF:
break;
}
}
g_free (params);
}
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