#
# Copyright (C) 2005-2020 Centre National d'Etudes Spatiales (CNES)
#
# This file is part of Orfeo Toolbox
#
#     https://www.orfeo-toolbox.org/
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

# - Find LibKML
# Find the native LibKML includes and library
#
#   LIBKML_FOUND       - True if LibKML found.
#   LIBKML_INCLUDE_DIR - where to find kml/dom.h, etc.
#   LIBKML_LIBRARIES   - List of libraries when using LibKML.
#

if( LIBKML_INCLUDE_DIR )
    # Already in cache, be silent
    set( LibKML_FIND_QUIETLY TRUE )
endif()

find_path( LIBKML_INCLUDE_DIR       kml/dom.h )
find_library( LIBKML_BASE_LIBRARY   NAMES kmlbase )
find_library( LIBKML_DOM_LIBRARY    NAMES kmldom )
find_library( LIBKML_ENGINE_LIBRARY NAMES kmlengine )

mark_as_advanced(
  LIBKML_INCLUDE_DIR
  LIBKML_BASE_LIBRARY
  LIBKML_DOM_LIBRARY
  LIBKML_ENGINE_LIBRARY
  )

# handle the QUIETLY and REQUIRED arguments and set LIBKML_FOUND to TRUE if
# all listed variables are TRUE
include( FindPackageHandleStandardArgs )
find_package_handle_standard_args(
  LibKML
  DEFAULT_MSG
  LIBKML_INCLUDE_DIR
  LIBKML_BASE_LIBRARY
  LIBKML_DOM_LIBRARY
  LIBKML_ENGINE_LIBRARY
  )

if(LIBKML_FOUND)
  set(LIBKML_INCLUDE_DIRS ${LIBKML_INCLUDE_DIR})
  set(LIBKML_LIBRARIES
    ${LIBKML_BASE_LIBRARY}
    ${LIBKML_DOM_LIBRARY}
    ${LIBKML_ENGINE_LIBRARY}
    )
endif()
