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‎.gitignore

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cmake-build-debug
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cmake-build-release
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cmake-build-*
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codealike.json
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.idea
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gh-md-toc

‎CMakeLists.txt

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cmake_minimum_required(VERSION 3.14)
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project(matplotplusplus)
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set(CMAKE_CXX_STANDARD 17)
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set(CMAKE_CXX_FLAGS_RELEASE "-O3")
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set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
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include(cmake/CPM.cmake)
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message("CMAKE_MODULE_PATH=${CMAKE_MODULE_PATH}")
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option(BUILD_EXAMPLES "Build examples" ON)
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option(BUILD_TESTS "Build tests" ON)
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option(BUILD_FOR_DOCUMENTATION_IMAGES "Bypass wait() commands and save figures as .svg at destruction" OFF)
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option(BUILD_HIGH_RESOLUTION_WORLD_MAP "Compile the high resolution maps for geoplots" ON)
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if (${CMAKE_CURRENT_SOURCE_DIR} STREQUAL ${CMAKE_SOURCE_DIR})
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set(MASTER_PROJECT ON)
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else()
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set(MASTER_PROJECT OFF)
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endif()
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set(MATPLOT_ROOT_DIR ${CMAKE_CURRENT_SOURCE_DIR})
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add_subdirectory(source)
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if (MASTER_PROJECT)
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if (BUILD_EXAMPLES)
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add_subdirectory(examples)
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endif()
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if (BUILD_TESTS)
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add_subdirectory(test)
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endif()
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endif()

‎LICENSE

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MIT License
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Copyright (c) 2020 Alan de Freitas
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.

‎README.md

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‎cmake/CPM.cmake

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# TheLartians/CPM - A simple Git dependency manager
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# =================================================
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# See https://github.com/TheLartians/CPM for usage and update instructions.
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#
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# MIT License
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# -----------
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#[[
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Copyright (c) 2019 Lars Melchior
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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]]
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cmake_minimum_required(VERSION 3.14 FATAL_ERROR)
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set(CURRENT_CPM_VERSION 0.18)
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if(CPM_DIRECTORY)
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if(NOT ${CPM_DIRECTORY} STREQUAL ${CMAKE_CURRENT_LIST_DIR})
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if (${CPM_VERSION} VERSION_LESS ${CURRENT_CPM_VERSION})
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message(AUTHOR_WARNING "${CPM_INDENT} \
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A dependency is using a more recent CPM version (${CURRENT_CPM_VERSION}) than the current project (${CPM_VERSION}). \
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It is recommended to upgrade CPM to the most recent version. \
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See https://github.com/TheLartians/CPM.cmake for more information."
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)
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endif()
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return()
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endif()
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endif()
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option(CPM_USE_LOCAL_PACKAGES "Always try to use `find_package` to get dependencies" $ENV{CPM_USE_LOCAL_PACKAGES})
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option(CPM_LOCAL_PACKAGES_ONLY "Only use `find_package` to get dependencies" $ENV{CPM_LOCAL_PACKAGES_ONLY})
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option(CPM_DOWNLOAD_ALL "Always download dependencies from source" $ENV{CPM_DOWNLOAD_ALL})
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set(CPM_VERSION ${CURRENT_CPM_VERSION} CACHE INTERNAL "")
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set(CPM_DIRECTORY ${CMAKE_CURRENT_LIST_DIR} CACHE INTERNAL "")
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set(CPM_PACKAGES "" CACHE INTERNAL "")
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set(CPM_DRY_RUN OFF CACHE INTERNAL "Don't download or configure dependencies (for testing)")
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if(DEFINED ENV{CPM_SOURCE_CACHE})
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set(CPM_SOURCE_CACHE_DEFAULT $ENV{CPM_SOURCE_CACHE})
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else()
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set(CPM_SOURCE_CACHE_DEFAULT OFF)
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endif()
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set(CPM_SOURCE_CACHE ${CPM_SOURCE_CACHE_DEFAULT} CACHE PATH "Directory to downlaod CPM dependencies")
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include(FetchContent)
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include(CMakeParseArguments)
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# Initialize logging prefix
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if(NOT CPM_INDENT)
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set(CPM_INDENT "CPM:")
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endif()
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function(cpm_find_package NAME VERSION)
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string(REPLACE " " ";" EXTRA_ARGS "${ARGN}")
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find_package(${NAME} ${VERSION} ${EXTRA_ARGS} QUIET)
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if(${CPM_ARGS_NAME}_FOUND)
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message(STATUS "${CPM_INDENT} using local package ${CPM_ARGS_NAME}@${${CPM_ARGS_NAME}_VERSION}")
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CPMRegisterPackage(${CPM_ARGS_NAME} "${${CPM_ARGS_NAME}_VERSION}")
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set(CPM_PACKAGE_FOUND YES PARENT_SCOPE)
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else()
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set(CPM_PACKAGE_FOUND NO PARENT_SCOPE)
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endif()
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endfunction()
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# Find a package locally or fallback to CPMAddPackage
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function(CPMFindPackage)
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set(oneValueArgs
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NAME
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VERSION
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FIND_PACKAGE_ARGUMENTS
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)
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cmake_parse_arguments(CPM_ARGS "" "${oneValueArgs}" "" ${ARGN})
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if (CPM_DOWNLOAD_ALL)
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CPMAddPackage(${ARGN})
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cpm_export_variables()
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return()
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endif()
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cpm_find_package(${CPM_ARGS_NAME} "${CPM_ARGS_VERSION}" ${CPM_ARGS_FIND_PACKAGE_ARGUMENTS})
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if(NOT CPM_PACKAGE_FOUND)
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CPMAddPackage(${ARGN})
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cpm_export_variables()
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endif()
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endfunction()
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# Download and add a package from source
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function(CPMAddPackage)
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set(oneValueArgs
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NAME
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VERSION
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GIT_TAG
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DOWNLOAD_ONLY
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GITHUB_REPOSITORY
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GITLAB_REPOSITORY
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SOURCE_DIR
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DOWNLOAD_COMMAND
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FIND_PACKAGE_ARGUMENTS
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)
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set(multiValueArgs
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OPTIONS
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)
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cmake_parse_arguments(CPM_ARGS "" "${oneValueArgs}" "${multiValueArgs}" "${ARGN}")
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if(CPM_USE_LOCAL_PACKAGES OR CPM_LOCAL_PACKAGES_ONLY)
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cpm_find_package(${CPM_ARGS_NAME} "${CPM_ARGS_VERSION}" ${CPM_ARGS_FIND_PACKAGE_ARGUMENTS})
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if(CPM_PACKAGE_FOUND)
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return()
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endif()
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if(CPM_LOCAL_PACKAGES_ONLY)
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message(SEND_ERROR "CPM: ${CPM_ARGS_NAME} not found via find_package(${CPM_ARGS_NAME} ${CPM_ARGS_VERSION})")
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endif()
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endif()
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if (NOT DEFINED CPM_ARGS_VERSION)
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if (DEFINED CPM_ARGS_GIT_TAG)
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cpm_get_version_from_git_tag("${CPM_ARGS_GIT_TAG}" CPM_ARGS_VERSION)
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endif()
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if (NOT DEFINED CPM_ARGS_VERSION)
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set(CPM_ARGS_VERSION 0)
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endif()
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endif()
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if (NOT DEFINED CPM_ARGS_GIT_TAG)
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set(CPM_ARGS_GIT_TAG v${CPM_ARGS_VERSION})
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endif()
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list(APPEND CPM_ARGS_UNPARSED_ARGUMENTS GIT_TAG ${CPM_ARGS_GIT_TAG})
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if(CPM_ARGS_DOWNLOAD_ONLY)
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set(DOWNLOAD_ONLY ${CPM_ARGS_DOWNLOAD_ONLY})
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else()
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set(DOWNLOAD_ONLY NO)
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endif()
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if (CPM_ARGS_GITHUB_REPOSITORY)
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list(APPEND CPM_ARGS_UNPARSED_ARGUMENTS GIT_REPOSITORY "https://github.com/${CPM_ARGS_GITHUB_REPOSITORY}.git")
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endif()
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if (CPM_ARGS_GITLAB_REPOSITORY)
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list(APPEND CPM_ARGS_UNPARSED_ARGUMENTS GIT_REPOSITORY "https://gitlab.com/${CPM_ARGS_GITLAB_REPOSITORY}.git")
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endif()
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if (${CPM_ARGS_NAME} IN_LIST CPM_PACKAGES)
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CPMGetPackageVersion(${CPM_ARGS_NAME} CPM_PACKAGE_VERSION)
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if(${CPM_PACKAGE_VERSION} VERSION_LESS ${CPM_ARGS_VERSION})
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message(WARNING "${CPM_INDENT} requires a newer version of ${CPM_ARGS_NAME} (${CPM_ARGS_VERSION}) than currently included (${CPM_PACKAGE_VERSION}).")
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endif()
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if (CPM_ARGS_OPTIONS)
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foreach(OPTION ${CPM_ARGS_OPTIONS})
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cpm_parse_option(${OPTION})
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if(NOT "${${OPTION_KEY}}" STREQUAL ${OPTION_VALUE})
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message(WARNING "${CPM_INDENT} ignoring package option for ${CPM_ARGS_NAME}: ${OPTION_KEY} = ${OPTION_VALUE} (${${OPTION_KEY}})")
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endif()
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endforeach()
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endif()
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cpm_fetch_package(${CPM_ARGS_NAME} ${DOWNLOAD_ONLY})
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cpm_get_fetch_properties(${CPM_ARGS_NAME})
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SET(${CPM_ARGS_NAME}_SOURCE_DIR "${${CPM_ARGS_NAME}_SOURCE_DIR}")
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SET(${CPM_ARGS_NAME}_BINARY_DIR "${${CPM_ARGS_NAME}_BINARY_DIR}")
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SET(${CPM_ARGS_NAME}_ADDED NO)
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cpm_export_variables()
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return()
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endif()
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CPMRegisterPackage(${CPM_ARGS_NAME} ${CPM_ARGS_VERSION})
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if (CPM_ARGS_OPTIONS)
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foreach(OPTION ${CPM_ARGS_OPTIONS})
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cpm_parse_option(${OPTION})
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set(${OPTION_KEY} ${OPTION_VALUE} CACHE INTERNAL "")
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endforeach()
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endif()
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set(FETCH_CONTENT_DECLARE_EXTRA_OPTS "")
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if (DEFINED CPM_ARGS_GIT_TAG)
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set(PACKAGE_INFO "${CPM_ARGS_GIT_TAG}")
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else()
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set(PACKAGE_INFO "${CPM_ARGS_VERSION}")
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endif()
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if (DEFINED CPM_ARGS_DOWNLOAD_COMMAND)
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set(FETCH_CONTENT_DECLARE_EXTRA_OPTS DOWNLOAD_COMMAND ${CPM_ARGS_DOWNLOAD_COMMAND})
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elseif(DEFINED CPM_ARGS_SOURCE_DIR)
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set(FETCH_CONTENT_DECLARE_EXTRA_OPTS SOURCE_DIR ${CPM_ARGS_SOURCE_DIR})
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elseif (CPM_SOURCE_CACHE)
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string(TOLOWER ${CPM_ARGS_NAME} lower_case_name)
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set(origin_parameters ${CPM_ARGS_UNPARSED_ARGUMENTS})
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list(SORT origin_parameters)
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string(SHA1 origin_hash "${origin_parameters}")
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set(download_directory ${CPM_SOURCE_CACHE}/${lower_case_name}/${origin_hash})
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list(APPEND FETCH_CONTENT_DECLARE_EXTRA_OPTS SOURCE_DIR ${download_directory})
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if (EXISTS ${download_directory})
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list(APPEND FETCH_CONTENT_DECLARE_EXTRA_OPTS DOWNLOAD_COMMAND ":")
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set(PACKAGE_INFO "${download_directory}")
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else()
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# remove timestamps so CMake will re-download the dependency
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file(REMOVE_RECURSE ${CMAKE_BINARY_DIR}/_deps/${lower_case_name}-subbuild)
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set(PACKAGE_INFO "${PACKAGE_INFO} -> ${download_directory}")
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endif()
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endif()
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cpm_declare_fetch(${CPM_ARGS_NAME} ${CPM_ARGS_VERSION} ${PACKAGE_INFO} "${CPM_ARGS_UNPARSED_ARGUMENTS}" ${FETCH_CONTENT_DECLARE_EXTRA_OPTS})
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cpm_fetch_package(${CPM_ARGS_NAME} ${DOWNLOAD_ONLY})
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cpm_get_fetch_properties(${CPM_ARGS_NAME})
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SET(${CPM_ARGS_NAME}_ADDED YES)
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cpm_export_variables()
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endfunction()
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# export variables available to the caller to the parent scope
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# expects ${CPM_ARGS_NAME} to be set
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macro(cpm_export_variables)
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SET(${CPM_ARGS_NAME}_SOURCE_DIR "${${CPM_ARGS_NAME}_SOURCE_DIR}" PARENT_SCOPE)
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SET(${CPM_ARGS_NAME}_BINARY_DIR "${${CPM_ARGS_NAME}_BINARY_DIR}" PARENT_SCOPE)
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SET(${CPM_ARGS_NAME}_ADDED "${${CPM_ARGS_NAME}_ADDED}" PARENT_SCOPE)
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endmacro()
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# declares that a package has been added to CPM
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function(CPMRegisterPackage PACKAGE VERSION)
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list(APPEND CPM_PACKAGES ${PACKAGE})
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set(CPM_PACKAGES ${CPM_PACKAGES} CACHE INTERNAL "")
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set("CPM_PACKAGE_${PACKAGE}_VERSION" ${VERSION} CACHE INTERNAL "")
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endfunction()
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# retrieve the current version of the package to ${OUTPUT}
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function(CPMGetPackageVersion PACKAGE OUTPUT)
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set(${OUTPUT} "${CPM_PACKAGE_${PACKAGE}_VERSION}" PARENT_SCOPE)
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endfunction()
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# declares a package in FetchContent_Declare
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function (cpm_declare_fetch PACKAGE VERSION INFO)
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message(STATUS "${CPM_INDENT} adding package ${PACKAGE}@${VERSION} (${INFO})")
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if (${CPM_DRY_RUN})
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message(STATUS "${CPM_INDENT} package not declared (dry run)")
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return()
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endif()
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FetchContent_Declare(
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${PACKAGE}
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${ARGN}
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)
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endfunction()
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# returns properties for a package previously defined by cpm_declare_fetch
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function (cpm_get_fetch_properties PACKAGE)
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if (${CPM_DRY_RUN})
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return()
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endif()
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FetchContent_GetProperties(${PACKAGE})
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string(TOLOWER ${PACKAGE} lpackage)
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SET(${PACKAGE}_SOURCE_DIR "${${lpackage}_SOURCE_DIR}" PARENT_SCOPE)
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SET(${PACKAGE}_BINARY_DIR "${${lpackage}_BINARY_DIR}" PARENT_SCOPE)
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endfunction()
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# downloads a previously declared package via FetchContent
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function (cpm_fetch_package PACKAGE DOWNLOAD_ONLY)
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if (${CPM_DRY_RUN})
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message(STATUS "${CPM_INDENT} package ${PACKAGE} not fetched (dry run)")
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return()
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endif()
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set(CPM_OLD_INDENT "${CPM_INDENT}")
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set(CPM_INDENT "${CPM_INDENT} ${PACKAGE}:")
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if(${DOWNLOAD_ONLY})
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if(NOT "${PACKAGE}_POPULATED")
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FetchContent_Populate(${PACKAGE})
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endif()
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else()
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FetchContent_MakeAvailable(${PACKAGE})
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endif()
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set(CPM_INDENT "${CPM_OLD_INDENT}")
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endfunction()
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# splits a package option
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function(cpm_parse_option OPTION)
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string(REGEX MATCH "^[^ ]+" OPTION_KEY ${OPTION})
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string(LENGTH ${OPTION} OPTION_LENGTH)
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string(LENGTH ${OPTION_KEY} OPTION_KEY_LENGTH)
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if (OPTION_KEY_LENGTH STREQUAL OPTION_LENGTH)
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# no value for key provided, assume user wants to set option to "ON"
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set(OPTION_VALUE "ON")
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else()
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math(EXPR OPTION_KEY_LENGTH "${OPTION_KEY_LENGTH}+1")
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string(SUBSTRING ${OPTION} "${OPTION_KEY_LENGTH}" "-1" OPTION_VALUE)
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endif()
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set(OPTION_KEY "${OPTION_KEY}" PARENT_SCOPE)
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set(OPTION_VALUE "${OPTION_VALUE}" PARENT_SCOPE)
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endfunction()
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# guesses the package version from a git tag
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function(cpm_get_version_from_git_tag GIT_TAG RESULT)
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string(LENGTH ${GIT_TAG} length)
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if (length EQUAL 40)
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# GIT_TAG is probably a git hash
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SET(${RESULT} 0 PARENT_SCOPE)
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else()
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string(REGEX MATCH "v?([0123456789.]*).*" _ ${GIT_TAG})
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SET(${RESULT} ${CMAKE_MATCH_1} PARENT_SCOPE)
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endif()
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endfunction()

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