add: VirtualDisplay

CMakeLists.txt

@@ -1,14 +1,34 @@
 cmake_minimum_required(VERSION 3.18)
 
+if (BUILD_VIRTUAL_DISPLAY)
+    set(VCPKG_MANIFEST_FEATURES virtual)
+endif(BUILD_VIRTUAL_DISPLAY)
+
+
 project(Frame)
 
 set(CMAKE_CXX_STANDARD 17)
 
+option(BUILD_EPD
+    "Build EPD Display"
+    OFF
+)
 
-#if (UNIX)
+find_package(fmt CONFIG REQUIRED)
+
+option(BUILD_VIRTUAL_DISPLAY
+    "Build virtual sfml based display"
+    OFF
+)
+
+if (BUILD_EPD)
     add_subdirectory(bcm2835)
     add_subdirectory(waveshare)
-#endif (UNIX)
+endif (BUILD_EPD)
+
+if (BUILD_VIRTUAL_DISPLAY)
+    find_package(SFML COMPONENTS system window graphics CONFIG REQUIRED)
+endif(BUILD_VIRTUAL_DISPLAY)
 
 add_subdirectory(frame)