Jacques Lucke
db5120603f
This also makes `IDP_CopyProperty` the "opposite" of `IDP_FreeProperty`, which is what I'd expect. Two refactoring steps: * rename IDP_FreeProperty to IDP_FreePropertyContent * new IDP_FreeProperty function that actually frees the property Reviewers: brecht Differential Revision: https://developer.blender.org/D4872
116 lines
2.8 KiB
C
116 lines
2.8 KiB
C
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2005 Blender Foundation
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* All rights reserved.
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*/
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/** \file
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* \ingroup imbuf
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*/
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#include <stdlib.h>
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#include <string.h>
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#include "BLI_utildefines.h"
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#include "BLI_string.h"
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#include "BKE_idprop.h"
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#include "MEM_guardedalloc.h"
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#include "IMB_imbuf_types.h"
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#include "IMB_imbuf.h"
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#include "IMB_metadata.h"
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#define METADATA_MAX_VALUE_LENGTH 1024
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void IMB_metadata_ensure(struct IDProperty **metadata)
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{
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if (*metadata != NULL) {
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return;
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}
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IDPropertyTemplate val;
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*metadata = IDP_New(IDP_GROUP, &val, "metadata");
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}
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void IMB_metadata_free(struct IDProperty *metadata)
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{
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if (metadata == NULL) {
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return;
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}
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IDP_FreeProperty(metadata);
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}
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bool IMB_metadata_get_field(struct IDProperty *metadata,
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const char *key,
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char *field,
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const size_t len)
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{
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IDProperty *prop;
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if (metadata == NULL) {
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return false;
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}
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prop = IDP_GetPropertyFromGroup(metadata, key);
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if (prop && prop->type == IDP_STRING) {
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BLI_strncpy(field, IDP_String(prop), len);
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return true;
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}
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return false;
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}
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void IMB_metadata_copy(struct ImBuf *dimb, struct ImBuf *simb)
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{
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BLI_assert(dimb != simb);
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if (simb->metadata) {
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IMB_metadata_free(dimb->metadata);
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dimb->metadata = IDP_CopyProperty(simb->metadata);
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}
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}
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void IMB_metadata_set_field(struct IDProperty *metadata, const char *key, const char *value)
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{
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BLI_assert(metadata);
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IDProperty *prop = IDP_GetPropertyFromGroup(metadata, key);
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if (prop != NULL && prop->type != IDP_STRING) {
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IDP_FreeFromGroup(metadata, prop);
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prop = NULL;
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}
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if (prop == NULL) {
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prop = IDP_NewString(value, key, METADATA_MAX_VALUE_LENGTH);
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IDP_AddToGroup(metadata, prop);
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}
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IDP_AssignString(prop, value, METADATA_MAX_VALUE_LENGTH);
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}
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void IMB_metadata_foreach(struct ImBuf *ibuf, IMBMetadataForeachCb callback, void *userdata)
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{
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if (ibuf->metadata == NULL) {
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return;
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}
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for (IDProperty *prop = ibuf->metadata->data.group.first; prop != NULL; prop = prop->next) {
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callback(prop->name, IDP_String(prop), userdata);
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}
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}
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