initial commit

src/gui/gui.cpp

@@ -0,0 +1,54 @@
+#include "gui.hpp"
+
+#include "style/style.hpp"
+
+namespace VE
+{
+	gui::gui(std::unique_ptr<glfw>& g) : m_glfw { g }
+	{
+		ImGui::CreateContext();
+		ImGui::StyleColorsDark();
+    
+		ImGuiIO& io = ImGui::GetIO(); (void)io;
+		io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard;      
+    io.IniFilename = nullptr;
+    
+		ImGuiStyle& style = ImGui::GetStyle();
+		if (io.ConfigFlags)
+		{
+			style.WindowRounding = 0.0f;
+			style.Colors[ImGuiCol_WindowBg].w = 1.0f;
+		}
+
+		GLFWwindow* window = m_glfw->get_win();
+		ImGui_ImplGlfw_InitForOpenGL(window, true);
+		ImGui_ImplOpenGL3_Init("#version 410");
+
+    style::init();
+	}
+
+	gui::~gui()
+	{
+		ImGui_ImplOpenGL3_Shutdown();
+		ImGui_ImplGlfw_Shutdown();
+		ImGui::DestroyContext();
+	}
+	
+	void gui::begin_frame()
+	{
+		ImGui_ImplOpenGL3_NewFrame();
+		ImGui_ImplGlfw_NewFrame();
+		ImGui::NewFrame();
+	}
+
+	void gui::end_frame()
+	{
+		ImGuiIO& io = ImGui::GetIO();
+		io.DisplaySize = ImVec2((float)m_glfw->width(), (float)m_glfw->height());
+
+		ImGui::Render();
+		ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
+	}
+}
+
+