[MERGE AFTER #165 ONLY] Patch travis use cmake

.travis.yml

@@ -39,13 +39,5 @@ before_install:
       fi
 
 script:
-  - make
-  - if [ `uname` = "Darwin" ]; then
-      make tests;
-    fi
-  - if [ `uname` = "Darwin" ]; then
-      make examples;
-    fi
-  - if [ `uname` = "Darwin" ]; then
-      make build_documentation;
-    fi
+    - mkdir build_dir && cd build_dir && cmake ..
+    - make -j6

CMakeLists.txt

@@ -0,0 +1,48 @@
+cmake_minimum_required(VERSION 3.9)
+
+set(LIBNAME "allegro_flare")
+set(LIBVERSION 0.9.0)
+
+project(${LIBNAME} VERSION ${LIBVERSION} DESCRIPTION "allegro but for C++")
+
+include(GNUInstallDirs)
+
+file(GLOB SRC_FILES
+    ${PROJECT_SOURCE_DIR}/src/allegro_flare/*.cpp
+    ${PROJECT_SOURCE_DIR}/src/allegro_flare/platform/*.cpp
+    ${PROJECT_SOURCE_DIR}/src/AllegroFlare/*.cpp
+    ${PROJECT_SOURCE_DIR}/src/NcursesArt/*.cpp
+    ${PROJECT_SOURCE_DIR}/include/allegro_flare/*.h
+    ${PROJECT_SOURCE_DIR}/include/AllegroFlare/*.h
+    ${PROJECT_SOURCE_DIR}/include/NcursesArt/*.h)
+
+IF(CMAKE_SYSTEM_NAME STREQUAL "Linux")
+    file(GLOB LINUX_SRC_FILES
+        ${PROJECT_SOURCE_DIR}/src/allegro_flare/platform/linux/*.cpp)
+    list (APPEND SRC_FILES ${LINUX_SRC_FILES})
+ENDIF(CMAKE_SYSTEM_NAME STREQUAL "Linux")
+
+IF(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
+    file(GLOB MACOS_SRC_FILES
+        ${PROJECT_SOURCE_DIR}/src/allegro_flare/platform/mac_os/*.cpp)
+    list (APPEND SRC_FILES ${MACOS_SRC_FILES})
+ENDIF(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
+
+IF(CMAKE_SYSTEM_NAME STREQUAL "Windows")
+    file(GLOB WIN_SRC_FILES
+        ${PROJECT_SOURCE_DIR}/src/allegro_flare/platform/win/*.cpp)
+    list (APPEND SRC_FILES ${WIN_SRC_FILES})
+ENDIF(CMAKE_SYSTEM_NAME STREQUAL "Windows")
+
+add_library(${LIBNAME} SHARED ${SRC_FILES})
+
+set_target_properties(${LIBNAME} PROPERTIES
+    VERSION ${LIBVERSION}
+    SOVERSION 1
+    PUBLIC_HEADER include/allegro_flare.h)
+
+target_include_directories(${LIBNAME} PRIVATE include src)
+
+install(TARGETS ${LIBNAME}
+    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})

src/allegro_flare/drawing_interface_html_canvas.cpp

@@ -24,6 +24,9 @@ namespace allegro_flare
    DrawingInterfaceHTMLCanvas::DrawingInterfaceHTMLCanvas()
       : DrawingInterface("html5 canvas")
    {}
+
+   // Has to be defined even if pure virtual, see https://stackoverflow.com/a/15113814
+   DrawingInterfaceHTMLCanvas::~DrawingInterfaceHTMLCanvas() {};
 
 
 

src/allegro_flare/drawing_interface_svg.cpp

@@ -27,7 +27,8 @@ namespace allegro_flare
    {}
 
 
-
+    // Has to be defined even if pure virtual, see https://stackoverflow.com/a/15113814
+   DrawingInterfaceSVG::~DrawingInterfaceSVG() {};
 
    /*
    std::string DrawingInterfaceSVG::get_xml_encoded_ustr(ALLEGRO_USTR *ustr)