Added OS library and simple window support.

CMakeLists.txt

@@ -3,4 +3,5 @@ project(OpenDiablo2)
 
 set(CMAKE_CXX_STANDARD 17)
 
-add_subdirectory(OpenDiablo2.Game)
+add_subdirectory(OpenDiablo2.Game)
+add_subdirectory(OpenDiablo2.OS)

OpenDiablo2.Game/CMakeLists.txt

@@ -1,3 +1,4 @@
+add_executable(OpenDiablo2 src/main.cpp)
 
-
-add_executable(OpenDiablo2 main.cpp)
+include_directories(OpenDiablo2 ../OpenDiablo2.OS/include)
+target_link_libraries(OpenDiablo2 OpenDiablo2.OS)

OpenDiablo2.Game/main.cpp

@@ -1,9 +0,0 @@
-#include <iostream>
-
-int
-main() {
-    std::cout
-            << "Hello, World!"
-            << std::endl;
-    return 0;
-}

OpenDiablo2.Game/src/main.cpp

@@ -0,0 +1,11 @@
+#include <memory>
+#include <D2Window.h>
+
+int
+main() {
+	auto window = std::make_unique<OpenDiablo2::OS::D2Window>();
+	window->Run();
+	return 0;
+}
+
+

OpenDiablo2.OS/CMakeLists.txt

@@ -0,0 +1,26 @@
+project(libOpenDiablo2.OS VERSION 0.1 LANGUAGES CXX)
+
+set(GLFW_BUILD_DOCS OFF CACHE BOOL "" FORCE)
+set(GLFW_BUILD_TESTS OFF CACHE BOOL "" FORCE)
+set(GLFW_BUILD_EXAMPLES OFF CACHE BOOL "" FORCE)
+add_subdirectory(../3rdparty/glfw build)
+
+include_directories(
+    include
+    ../3rdparty/glfw/include
+)
+
+add_library(OpenDiablo2.OS
+    src/D2Window.cpp
+)
+
+target_link_libraries(OpenDiablo2.OS
+    glfw
+)
+
+target_include_directories(OpenDiablo2.OS PUBLIC
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+    $<INSTALL_INTERFACE:include>
+    PRIVATE src
+)
+

OpenDiablo2.OS/include/D2Window.h

@@ -0,0 +1,29 @@
+#ifndef OPENDIABLO2_WINDOW_H
+#define OPENDIABLO2_WINDOW_H
+
+#include <memory>
+
+
+class GLFWwindow;
+
+namespace OpenDiablo2 { namespace OS {
+
+class D2Window {
+public:
+	D2Window();
+	void Run();
+private:
+	GLFWwindow* glfwWindow;
+
+	void
+	InitializeWindow();
+
+	void
+	FinalizeWindow();
+};
+
+typedef std::unique_ptr<D2Window> D2WindowPtr;
+
+}}
+
+#endif //OPENDIABLO2_WINDOW_H

OpenDiablo2.OS/src/D2Window.cpp

@@ -0,0 +1,38 @@
+#include <D2Window.h>
+#define GLFW_INCLUDE_NONE
+#include <GLFW/glfw3.h>
+
+namespace OpenDiablo2 {
+	namespace OS {
+
+		D2Window::D2Window() {
+
+		}
+
+		void
+		D2Window::Run() {
+			InitializeWindow();
+			while (!glfwWindowShouldClose(glfwWindow)) {
+				glfwPollEvents();
+			}
+			FinalizeWindow();
+		}
+
+		void
+		D2Window::InitializeWindow() {
+			if (!glfwInit()) {
+				throw std::runtime_error(
+					 "GLFW could not initialize the host window.");
+			}
+
+			glfwWindowHint(GLFW_RESIZABLE, 0);
+			glfwWindow = glfwCreateWindow(800, 600, "OpenDiablo 2", NULL, NULL);
+		}
+
+		void
+		D2Window::FinalizeWindow() {
+			glfwDestroyWindow(glfwWindow);
+			glfwTerminate();
+		}
+	}
+}