136 lines
3.8 KiB
C++
136 lines
3.8 KiB
C++
#include "window.hpp"
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#include <iostream>
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#include "imgui.h"
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#include "imgui_impl_glfw.h"
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#include "imgui_impl_opengl3.h"
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#include <glad/glad.h>
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#include <GLFW/glfw3.h>
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namespace hex {
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Window::Window() {
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this->initGLFW();
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this->initImGui();
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}
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Window::~Window() {
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this->deinitImGui();
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this->deinitGLFW();
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for (auto &view : this->m_views)
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delete view;
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}
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void Window::loop() {
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while (!glfwWindowShouldClose(this->m_window)) {
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this->frameBegin();
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for (auto &view : this->m_views)
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view->createView();
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this->frameEnd();
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}
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}
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void Window::frameBegin() {
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glfwPollEvents();
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ImGui_ImplOpenGL3_NewFrame();
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ImGui_ImplGlfw_NewFrame();
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ImGui::NewFrame();
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ImGuiWindowFlags windowFlags = ImGuiWindowFlags_MenuBar | ImGuiWindowFlags_NoDocking;
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ImGuiViewport* viewport = ImGui::GetMainViewport();
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ImGui::SetNextWindowPos(viewport->GetWorkPos());
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ImGui::SetNextWindowSize(viewport->GetWorkSize());
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ImGui::SetNextWindowViewport(viewport->ID);
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ImGui::PushStyleVar(ImGuiStyleVar_WindowRounding, 0.0f);
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ImGui::PushStyleVar(ImGuiStyleVar_WindowBorderSize, 0.0f);
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windowFlags |= ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove;
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windowFlags |= ImGuiWindowFlags_NoBringToFrontOnFocus | ImGuiWindowFlags_NoNavFocus;
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ImGui::Begin("DockSpace", nullptr, windowFlags);
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ImGui::PopStyleVar(2);
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ImGui::DockSpace(ImGui::GetID("MainDock"), ImVec2(0.0f, 0.0f), ImGuiDockNodeFlags_None);
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ImGui::BeginMenuBar();
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for (auto &view : this->m_views)
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view->createMenu();
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ImGui::EndMenuBar();
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ImGui::End();
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}
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void Window::frameEnd() {
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ImGui::Render();
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int display_w, display_h;
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glfwGetFramebufferSize(this->m_window, &display_w, &display_h);
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glViewport(0, 0, display_w, display_h);
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glClearColor(0.45f, 0.55f, 0.60f, 1.00f);
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glClear(GL_COLOR_BUFFER_BIT);
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ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
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glfwSwapBuffers(this->m_window);
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}
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static void glfw_error_callback(int error, const char* description)
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{
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fprintf(stderr, "Glfw Error %d: %s\n", error, description);
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}
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void Window::initGLFW() {
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glfwSetErrorCallback(glfw_error_callback);
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if (!glfwInit())
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throw std::runtime_error("Failed to initialize GLFW!");
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#ifdef __APPLE__
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glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
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#endif
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glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
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glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 2);
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glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
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this->m_window = glfwCreateWindow(1280, 720, "ImHex", nullptr, nullptr);
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if (this->m_window == nullptr)
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throw std::runtime_error("Failed to create window!");
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glfwMakeContextCurrent(this->m_window);
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glfwSwapInterval(1);
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if (gladLoadGL() == 0)
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throw std::runtime_error("Failed to initialize OpenGL loader!");
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}
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void Window::initImGui() {
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IMGUI_CHECKVERSION();
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ImGui::CreateContext();
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ImGuiIO& io = ImGui::GetIO(); (void)io;
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io.ConfigFlags |= ImGuiConfigFlags_DockingEnable;
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ImGui::StyleColorsDark();
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ImGui_ImplGlfw_InitForOpenGL(this->m_window, true);
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ImGui_ImplOpenGL3_Init("#version 150");
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}
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void Window::deinitGLFW() {
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glfwDestroyWindow(this->m_window);
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glfwTerminate();
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}
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void Window::deinitImGui() {
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ImGui_ImplOpenGL3_Shutdown();
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ImGui_ImplGlfw_Shutdown();
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ImGui::DestroyContext();
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}
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} |