#!/usr/bin/env python
# (C) 2022 Cadence Design Systems, Inc. (Cadence)
# All rights reserved.
# TERMS FOR USE OF SAMPLE CODE The software below ("Sample Code") is
# provided to current licensees or subscribers of Cadence products or
# SaaS offerings (each a "Customer").
# Customer is hereby permitted to use, copy, and modify the Sample Code,
# subject to these terms. Cadence claims no rights to Customer's
# modifications. Modification of Sample Code is at Customer's sole and
# exclusive risk. Sample Code may require Customer to have a then
# current license or subscription to the applicable Cadence offering.
# THE SAMPLE CODE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED. OPENEYE DISCLAIMS ALL WARRANTIES, INCLUDING, BUT
# NOT LIMITED TO, WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
# PARTICULAR PURPOSE AND NONINFRINGEMENT. In no event shall Cadence be
# liable for any damages or liability in connection with the Sample Code
# or its use.
#############################################################################
# Depict a molecule and highlight the substructure specified by
# the given SMARTS pattern
#############################################################################
import sys
from openeye import oechem
from openeye import oedepict
def main(argv=[__name__]):
itf = oechem.OEInterface(InterfaceData)
oedepict.OEConfigureImageOptions(itf)
oedepict.OEConfigurePrepareDepictionOptions(itf)
oedepict.OEConfigure2DMolDisplayOptions(itf)
oedepict.OEConfigureHighlightParams(itf)
if not oechem.OEParseCommandLine(itf, argv):
oechem.OEThrow.Fatal("Unable to interpret command line!")
iname = itf.GetString("-in")
oname = itf.GetString("-out")
ext = oechem.OEGetFileExtension(oname)
if not oedepict.OEIsRegisteredImageFile(ext):
oechem.OEThrow.Fatal("Unknown image type!")
ifs = oechem.oemolistream()
if not ifs.open(iname):
oechem.OEThrow.Fatal("Cannot open input file!")
ofs = oechem.oeofstream()
if not ofs.open(oname):
oechem.OEThrow.Fatal("Cannot open output file!")
mol = oechem.OEGraphMol()
if not oechem.OEReadMolecule(ifs, mol):
oechem.OEThrow.Fatal("Cannot read input file!")
smarts = itf.GetString("-smarts")
ss = oechem.OESubSearch()
if not ss.Init(smarts):
oechem.OEThrow.Fatal("Cannot parse smarts: %s" % smarts)
popts = oedepict.OEPrepareDepictionOptions()
oedepict.OESetupPrepareDepictionOptions(popts, itf)
oedepict.OEPrepareDepiction(mol, popts)
width, height = oedepict.OEGetImageWidth(itf), oedepict.OEGetImageHeight(itf)
dopts = oedepict.OE2DMolDisplayOptions(width, height, oedepict.OEScale_AutoScale)
oedepict.OESetup2DMolDisplayOptions(dopts, itf)
dopts.SetMargins(10.0)
disp = oedepict.OE2DMolDisplay(mol, dopts)
hstyle = oedepict.OEGetHighlightStyle(itf)
hcolor = oedepict.OEGetHighlightColor(itf)
oechem.OEPrepareSearch(mol, ss)
unique = True
for match in ss.Match(mol, unique):
oedepict.OEAddHighlighting(disp, hcolor, hstyle, match)
oedepict.OERenderMolecule(ofs, ext, disp)
return 0
#############################################################################
# INTERFACE
#############################################################################
InterfaceData = '''
!BRIEF [-in] [-smarts] [-out]