mirror of
https://github.com/pound-emu/pound.git
synced 2025-12-12 10:37:00 +00:00
05c4f7025f
Remove unecessary files and made the tree much more cleaner. Signed-off-by: Ronald Caesar <github43132@proton.me>
270 lines
10 KiB
C++
270 lines
10 KiB
C++
#include "gui.h"
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#include "color.h"
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#include "common/Assert.h"
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#include "common/Logging/Log.h"
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#include "imgui_impl_opengl3_loader.h"
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#include <imgui.h>
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#include <imgui_impl_opengl3.h>
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#include <imgui_impl_sdl3.h>
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static void apply_theme();
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//=========================================================
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// PUBLIC FUNCTIONS
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//=========================================================
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bool gui::window_init(window_t* window, const char* title, int64_t width, int64_t height)
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{
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ASSERT(nullptr != window);
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ASSERT(nullptr != title);
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bool ret = ::SDL_Init(SDL_INIT_VIDEO);
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if (false == ret)
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{
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LOG_ERROR(Render, "Error creating SDL3 Context: {}", SDL_GetError());
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return false;
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}
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SDL_PropertiesID properties = ::SDL_CreateProperties();
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if (0 == properties)
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{
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LOG_ERROR(Render, "Error creating SDL3 Properties: {}", SDL_GetError());
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return false;
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}
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ret = ::SDL_SetStringProperty(properties, SDL_PROP_WINDOW_CREATE_TITLE_STRING, title);
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if (false == ret)
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{
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LOG_ERROR(Render, "Error setting window title {}: {}", title, SDL_GetError());
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return false;
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}
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(void)::SDL_SetNumberProperty(properties, SDL_PROP_WINDOW_CREATE_X_NUMBER, SDL_WINDOWPOS_CENTERED);
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(void)::SDL_SetNumberProperty(properties, SDL_PROP_WINDOW_CREATE_Y_NUMBER, SDL_WINDOWPOS_CENTERED);
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ret = ::SDL_SetNumberProperty(properties, SDL_PROP_WINDOW_CREATE_WIDTH_NUMBER, width);
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if (false == ret)
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{
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LOG_ERROR(Render, "Error setting window {} width {}: ", title, width, SDL_GetError());
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return false;
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}
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ret = ::SDL_SetNumberProperty(properties, SDL_PROP_WINDOW_CREATE_HEIGHT_NUMBER, height);
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if (false == ret)
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{
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LOG_ERROR(Render, "Error setting window {} height {}: ", title, height);
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return false;
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}
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(void)::SDL_SetNumberProperty(properties, "flags", SDL_WINDOW_OPENGL);
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(void)::SDL_SetBooleanProperty(properties, SDL_PROP_WINDOW_CREATE_RESIZABLE_BOOLEAN, true);
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(void)::SDL_SetBooleanProperty(properties, SDL_PROP_WINDOW_CREATE_OPENGL_BOOLEAN, true);
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window->data = ::SDL_CreateWindowWithProperties(properties);
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::SDL_DestroyProperties(properties);
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if (nullptr == window->data)
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{
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LOG_ERROR(Render, "Failed to create window {}: {}", title, SDL_GetError());
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return false;
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}
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ret = ::SDL_SetWindowMinimumSize(window->data, WINDOW_MINIMUM_SIZE_WIDTH, WINDOW_MINIMUM_SIZE_HEIGHT);
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if (false == ret)
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{
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LOG_ERROR(Render, "Failed to set window {} minimum width and height: {}", title, SDL_GetError());
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return false;
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}
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window->gl_context = ::SDL_GL_CreateContext(window->data);
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if (nullptr == window->gl_context)
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{
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LOG_ERROR(Render, "Failed to create OpenGL context: {}", SDL_GetError());
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return false;
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}
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ret = ::SDL_GL_MakeCurrent(window->data, window->gl_context);
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if (false == ret)
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{
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LOG_ERROR(Render, "Failed to make set OpenGL context to window {}: {}", title, SDL_GetError());
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return false;
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}
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ret = ::SDL_GL_SetSwapInterval(1);
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if (false == ret)
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{
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LOG_ERROR(Render, "Failed to set swap interval for window {}: {}", title, SDL_GetError());
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return false;
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}
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return true;
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}
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void gui::window_destroy(gui::window_t* window)
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{
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bool ret = false;
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if (window->gl_context != nullptr)
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{
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ret = ::SDL_GL_DestroyContext(window->gl_context);
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if (false == ret)
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{
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LOG_ERROR(Render, "Failed to destroy OpenGL context");
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}
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}
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if (window->data != nullptr)
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{
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::SDL_DestroyWindow(window->data);
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}
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}
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bool gui::init_imgui(gui::window_t* main_window)
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{
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ASSERT(nullptr != main_window->data);
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ASSERT(nullptr != main_window->gl_context);
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// Initialize ImGui
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IMGUI_CHECKVERSION();
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(void)::ImGui::CreateContext();
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ImGuiIO& io = ::ImGui::GetIO();
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io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard;
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::apply_theme();
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bool ret = ::ImGui_ImplSDL3_InitForOpenGL(main_window->data, main_window->gl_context);
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if (false == ret)
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{
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LOG_ERROR(Render, "Failed to init SDL3: {}", SDL_GetError());
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return false;
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}
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#ifdef __APPLE__ && (__aarch64__)
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ret = ::ImGui_ImplOpenGL3_Init("#version 120");
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#elif __APPLE__ && (__x86_64__)
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ret = ::ImGui_ImplOpenGL3_Init("#version 150");
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#else
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ret = ::ImGui_ImplOpenGL3_Init("#version 330");
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#endif
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if (false == ret)
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{
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LOG_ERROR(Render, "Failed to init OpenGL3: {}", SDL_GetError());
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return false;
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}
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return true;
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}
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int8_t gui::render_memu_bar(const char** panels, const size_t panels_count, bool* panels_visibility,
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bool* imgui_demo_visible)
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{
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int8_t return_code = GUI_SUCCESS;
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if (true == ::ImGui::BeginMainMenuBar())
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{
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if (true == ::ImGui::BeginMenu("File"))
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{
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::ImGui::Separator();
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if (true == ::ImGui::MenuItem("Exit", "Alt+F4"))
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{
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return_code = WINDOW_SHOULD_CLOSE;
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}
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::ImGui::EndMenu();
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}
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if (true == ::ImGui::BeginMenu("View"))
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{
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for (size_t i = 0; i < panels_count; ++i)
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{
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(void)::ImGui::MenuItem(panels[i], nullptr, &panels_visibility[i]);
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}
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::ImGui::Separator();
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// The demo window will need to be rendered outside this nested if statement, or else it will close the next frame.
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(void)::ImGui::MenuItem("ImGui Demo", nullptr, imgui_demo_visible);
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::ImGui::EndMenu();
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}
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::ImGui::EndMainMenuBar();
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}
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if (true == *imgui_demo_visible)
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{
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::ImGui::ShowDemoWindow(imgui_demo_visible);
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}
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return return_code;
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}
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void gui::destroy()
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{
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::ImGui_ImplOpenGL3_Shutdown();
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::ImGui_ImplSDL3_Shutdown();
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::ImGui::DestroyContext();
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}
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//=========================================================
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// Private FUNCTIONS
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//=========================================================
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void apply_theme()
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{
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ImGuiStyle& style = ::ImGui::GetStyle();
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// Modern theme with custom colors
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style.WindowRounding = 8.0f;
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style.FrameRounding = 4.0f;
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style.PopupRounding = 4.0f;
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style.ScrollbarRounding = 6.0f;
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style.GrabRounding = 4.0f;
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style.TabRounding = 4.0f;
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style.WindowTitleAlign = ImVec2(0.5f, 0.5f);
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style.WindowMenuButtonPosition = ImGuiDir_Right;
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// Apply custom color scheme.
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style.Colors[ImGuiCol_Text] = gui::color::text;
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style.Colors[ImGuiCol_TextDisabled] = gui::color::text_disable;
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style.Colors[ImGuiCol_WindowBg] = gui::color::with_alpha(gui::color::background, 0.95F);
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style.Colors[ImGuiCol_ChildBg] = gui::color::background_dark;
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style.Colors[ImGuiCol_PopupBg] = gui::color::with_alpha(gui::color::background, 0.94F);
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style.Colors[ImGuiCol_Border] = gui::color::border;
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style.Colors[ImGuiCol_BorderShadow] = ImVec4(0.0F, 0.0F, 0.0F, 0.0F);
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style.Colors[ImGuiCol_FrameBg] = gui::color::background_light;
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style.Colors[ImGuiCol_FrameBgHovered] = gui::color::lighten(gui::color::background_light, 0.1F);
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style.Colors[ImGuiCol_FrameBgActive] = gui::color::lighten(gui::color::background_light, 0.2F);
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style.Colors[ImGuiCol_TitleBg] = gui::color::background_dark;
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style.Colors[ImGuiCol_TitleBgActive] = gui::color::background;
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style.Colors[ImGuiCol_TitleBgCollapsed] = gui::color::with_alpha(gui::color::background_dark, 0.51F);
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style.Colors[ImGuiCol_MenuBarBg] = gui::color::background_dark;
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style.Colors[ImGuiCol_ScrollbarBg] = gui::color::with_alpha(gui::color::background_dark, 0.53F);
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style.Colors[ImGuiCol_ScrollbarGrab] = gui::color::background_light;
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style.Colors[ImGuiCol_ScrollbarGrabHovered] = gui::color::lighten(gui::color::background_light, 0.1F);
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style.Colors[ImGuiCol_ScrollbarGrabActive] = gui::color::lighten(gui::color::background_light, 0.2F);
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style.Colors[ImGuiCol_CheckMark] = gui::color::primary;
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style.Colors[ImGuiCol_SliderGrab] = gui::color::primary;
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style.Colors[ImGuiCol_SliderGrabActive] = gui::color::primary_active;
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style.Colors[ImGuiCol_Button] = gui::color::with_alpha(gui::color::primary, 0.4F);
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style.Colors[ImGuiCol_ButtonHovered] = gui::color::primary_hover;
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style.Colors[ImGuiCol_ButtonActive] = gui::color::primary_active;
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style.Colors[ImGuiCol_Header] = gui::color::with_alpha(gui::color::primary, 0.4F);
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style.Colors[ImGuiCol_HeaderHovered] = gui::color::with_alpha(gui::color::primary, 0.8F);
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style.Colors[ImGuiCol_HeaderActive] = gui::color::primary;
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style.Colors[ImGuiCol_Separator] = gui::color::border;
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style.Colors[ImGuiCol_SeparatorHovered] = gui::color::with_alpha(gui::color::primary, 0.78F);
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style.Colors[ImGuiCol_SeparatorActive] = gui::color::primary;
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style.Colors[ImGuiCol_ResizeGrip] = gui::color::with_alpha(gui::color::primary, 0.25F);
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style.Colors[ImGuiCol_ResizeGripHovered] = gui::color::with_alpha(gui::color::primary, 0.67F);
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style.Colors[ImGuiCol_ResizeGripActive] = gui::color::with_alpha(gui::color::primary, 0.95F);
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style.Colors[ImGuiCol_Tab] = gui::color::background_light;
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style.Colors[ImGuiCol_TabHovered] = gui::color::with_alpha(gui::color::primary, 0.8F);
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style.Colors[ImGuiCol_TabActive] = gui::color::primary;
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style.Colors[ImGuiCol_TabUnfocused] = gui::color::background;
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style.Colors[ImGuiCol_TabUnfocusedActive] = gui::color::lighten(gui::color::background, 0.1F);
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style.Colors[ImGuiCol_PlotLines] = gui::color::primary;
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style.Colors[ImGuiCol_PlotLinesHovered] = gui::color::primary_hover;
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style.Colors[ImGuiCol_PlotHistogram] = gui::color::secondary;
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style.Colors[ImGuiCol_PlotHistogramHovered] = gui::color::secondary_hover;
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style.Colors[ImGuiCol_TextSelectedBg] = gui::color::with_alpha(gui::color::primary, 0.35F);
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style.Colors[ImGuiCol_DragDropTarget] = gui::color::with_alpha(gui::color::secondary, 0.9F);
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style.Colors[ImGuiCol_NavHighlight] = gui::color::primary;
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style.Colors[ImGuiCol_NavWindowingHighlight] = ImVec4(1.00f, 1.00f, 1.00f, 0.70f);
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style.Colors[ImGuiCol_NavWindowingDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.20f);
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style.Colors[ImGuiCol_ModalWindowDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.35f);
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}
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