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# - Try to find the cairo library
# Once done this will define
#
# CAIRO_FOUND - system has cairo
# CAIRO_INCLUDE_DIRS - the cairo include directory
# CAIRO_LIBRARIES - Link these to use cairo
#
# Define CAIRO_MIN_VERSION for which version desired.
#
# grabbed from: https://raw.githubusercontent.com/stevedekorte/io/9c76c405746843087bb94e15c3ef12b9edf041af/modules/FindCairo.cmake
INCLUDE(FindPkgConfig)
IF(Cairo_FIND_REQUIRED)
SET(_pkgconfig_REQUIRED "REQUIRED")
ELSE(Cairo_FIND_REQUIRED)
SET(_pkgconfig_REQUIRED "")
ENDIF(Cairo_FIND_REQUIRED)
IF(CAIRO_MIN_VERSION)
PKG_SEARCH_MODULE(CAIRO ${_pkgconfig_REQUIRED} cairo>=${CAIRO_MIN_VERSION})
ELSE(CAIRO_MIN_VERSION)
PKG_SEARCH_MODULE(CAIRO ${_pkgconfig_REQUIRED} cairo)
ENDIF(CAIRO_MIN_VERSION)
IF(NOT CAIRO_FOUND AND NOT PKG_CONFIG_FOUND)
FIND_PATH(CAIRO_INCLUDE_DIRS cairo.h)
FIND_LIBRARY(CAIRO_LIBRARIES cairo)
# Report results
IF(CAIRO_LIBRARIES AND CAIRO_INCLUDE_DIRS)
SET(CAIRO_FOUND 1)
IF(NOT Cairo_FIND_QUIETLY)
MESSAGE(STATUS "Found Cairo: ${CAIRO_LIBRARIES}")
ENDIF(NOT Cairo_FIND_QUIETLY)
ELSE(CAIRO_LIBRARIES AND CAIRO_INCLUDE_DIRS)
IF(Cairo_FIND_REQUIRED)
MESSAGE(SEND_ERROR "Could not find Cairo")
ELSE(Cairo_FIND_REQUIRED)
IF(NOT Cairo_FIND_QUIETLY)
MESSAGE(STATUS "Could not find Cairo")
ENDIF(NOT Cairo_FIND_QUIETLY)
ENDIF(Cairo_FIND_REQUIRED)
ENDIF(CAIRO_LIBRARIES AND CAIRO_INCLUDE_DIRS)
ENDIF(NOT CAIRO_FOUND AND NOT PKG_CONFIG_FOUND)
# Hide advanced variables from CMake GUIs
MARK_AS_ADVANCED(CAIRO_LIBRARIES CAIRO_INCLUDE_DIRS)
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