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/*
* 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 2
* 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, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
/** \file
* \ingroup bke
*/
#include "BKE_armature.hh"
#include "BLI_listbase.h"
#include "DNA_action_types.h"
#include "DNA_armature_types.h"
namespace blender::bke {
namespace {
void find_selected_bones__visit_bone(const bArmature *armature,
SelectedBoneCallback callback,
SelectedBonesResult &result,
Bone *bone)
{
const bool is_selected = PBONE_SELECTED(armature, bone);
result.all_bones_selected &= is_selected;
result.no_bones_selected &= !is_selected;
if (is_selected) {
callback(bone);
}
LISTBASE_FOREACH (Bone *, child_bone, &bone->childbase) {
find_selected_bones__visit_bone(armature, callback, result, child_bone);
}
}
} // namespace
SelectedBonesResult BKE_armature_find_selected_bones(const bArmature *armature,
SelectedBoneCallback callback)
{
SelectedBonesResult result;
LISTBASE_FOREACH (Bone *, root_bone, &armature->bonebase) {
find_selected_bones__visit_bone(armature, callback, result, root_bone);
}
return result;
}
BoneNameSet BKE_armature_find_selected_bone_names(const bArmature *armature)
{
BoneNameSet selected_bone_names;
/* Iterate over the selected bones to fill the set of bone names. */
auto callback = [&](Bone *bone) { selected_bone_names.add(bone->name); };
SelectedBonesResult result = BKE_armature_find_selected_bones(armature, callback);
/* If no bones are selected, act as if all are. */
if (result.all_bones_selected || result.no_bones_selected) {
return BoneNameSet();
}
return selected_bone_names;
}
} // namespace blender::bke
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