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//
// Copyright (C) 2017 Novartis Institutes for BioMedical Research
//
// @@ All Rights Reserved @@
// This file is part of the RDKit.
// The contents are covered by the terms of the BSD license
// which is included in the file license.txt, found at the root
// of the RDKit source tree.
//
#ifndef RGROUP_UTILS
#define RGROUP_UTILS
#include <GraphMol/RDKitBase.h>
#include "RGroupDecomp.h"
#include <map>
namespace RDKit {
RDKIT_RGROUPDECOMPOSITION_EXPORT extern const std::string RLABEL;
RDKIT_RGROUPDECOMPOSITION_EXPORT extern const std::string RLABEL_TYPE;
RDKIT_RGROUPDECOMPOSITION_EXPORT extern const std::string RLABEL_CORE_INDEX;
RDKIT_RGROUPDECOMPOSITION_EXPORT extern const std::string SIDECHAIN_RLABELS;
RDKIT_RGROUPDECOMPOSITION_EXPORT extern const std::string done;
RDKIT_RGROUPDECOMPOSITION_EXPORT extern const std::string
UNLABELLED_CORE_ATTACHMENT;
RDKIT_RGROUPDECOMPOSITION_EXPORT extern const std::string
MISSING_RGROUP;
const unsigned int EMPTY_CORE_LABEL = -100000;
// Various places where rgroups can be labeled
// the order of precedence
enum class Labelling {
RGROUP_LABELS,
ISOTOPE_LABELS,
ATOMMAP_LABELS,
INDEX_LABELS,
DUMMY_LABELS,
INTERNAL_LABELS
};
//! return the user friendly name for the given labelling
std::string labellingToString(Labelling type);
//! Get the RLabels,atom mapping for the current molecule
std::map<int, Atom *> getRlabels(const RWMol &mol);
//! Remove the user labels from the atom
void clearInputLabels(Atom *atom);
//! Set the rgroup label for the current atom, this also sets the
/// appropriate MDL or other label
bool setLabel(Atom *atom, int label, std::set<int> &labels, int &maxLabel,
bool relabel, Labelling type);
//! Returns true if the core has a dummy atom
bool hasDummy(const RWMol &core);
//! Returns true if the core atom is either an atom with multiple
/// connections or an atom with a single connection that has no user
/// defined rgroup label
bool isAtomWithMultipleNeighborsOrNotDummyRGroupAttachment(const Atom &atom);
//! Return true if the atom has a user-defined R group label
bool isUserRLabel(const Atom &atom);
// ! Return true if the atom is a terminal dummy R group (user labelled or
// unlabelled)
bool isDummyRGroupAttachment(const Atom &atom);
//! Returns true if the core atom is either a dummy atom with multiple
/// connections or a dummy atom with a single connection that has no user
/// defined rgroup label
inline bool isAnyAtomWithMultipleNeighborsOrNotUserRLabel(const Atom &atom) {
if (atom.getAtomicNum()) {
return false;
}
return isAtomWithMultipleNeighborsOrNotDummyRGroupAttachment(atom);
}
//! Returns a JSON form
/// The prefix argument is added to each line in the output
RDKIT_RGROUPDECOMPOSITION_EXPORT std::string toJSON(
const RGroupRow &rgr, const std::string &prefix = "");
//! Returns a JSON form
/// The prefix argument is added to each line in the output
RDKIT_RGROUPDECOMPOSITION_EXPORT std::string toJSON(
const RGroupRows &rgr, const std::string &prefix = "");
//! Returns a JSON form
/// The prefix argument is added to each line in the output
RDKIT_RGROUPDECOMPOSITION_EXPORT std::string toJSON(
const RGroupColumn &rgr, const std::string &prefix = "");
//! Returns a JSON form
/// The prefix argument is added to each line in the output
RDKIT_RGROUPDECOMPOSITION_EXPORT std::string toJSON(
const RGroupColumns &rgr, const std::string &prefix = "");
} // namespace RDKit
#endif
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