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#
# - Try to find the polyclipping library
# this will define
#
# Polyclipping_FOUND - polyclipping was found
# Polyclipping_INCLUDE_DIRS - the polyclipping include directory
# Polyclipping_LIBRARIES - The libraries needed to use polyclipping
# Polyclipping_VERSION - The polyclipping library version
#=============================================================================
# Copyright (c) 2017 Christophe Giboudeaux <christophe@krop.fr>
#
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#=============================================================================
find_package(PkgConfig QUIET)
pkg_check_modules(PC_Polyclipping QUIET polyclipping)
find_path(Polyclipping_INCLUDE_DIRS
NAMES clipper.hpp
HINTS ${PC_Polyclipping_INCLUDE_DIRS}
)
find_library(Polyclipping_LIBRARIES
NAMES polyclipping
HINTS ${PC_Polyclipping_LIBRARY_DIRS}
)
if(EXISTS ${Polyclipping_INCLUDE_DIRS}/clipper.hpp)
file(READ ${Polyclipping_INCLUDE_DIRS}/clipper.hpp CLIPPER_H_CONTENT)
string(REGEX MATCH "#define CLIPPER_VERSION[ ]+\"[0-9]+.[0-9]+.[0-9]+\"" CLIPPER_H_VERSION_MATCH ${CLIPPER_H_CONTENT})
string(REGEX REPLACE "^.*CLIPPER_VERSION[ ]+\"([0-9]+.[0-9]+.[0-9]+).*$" "\\1" Polyclipping_VERSION "${CLIPPER_H_VERSION_MATCH}")
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(Polyclipping
FOUND_VAR Polyclipping_FOUND
REQUIRED_VARS Polyclipping_LIBRARIES Polyclipping_INCLUDE_DIRS
VERSION_VAR Polyclipping_VERSION
)
mark_as_advanced(Polyclipping_LIBRARIES Polyclipping_INCLUDE_DIRS Polyclipping_VERSION)
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