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97 lines
3.7 KiB
C++
97 lines
3.7 KiB
C++
// ImGui - standalone example application for Allegro 5
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#include <stdint.h>
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#include <allegro5/allegro.h>
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#include <allegro5/allegro_primitives.h>
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#include <imgui.h>
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#include "imgui_impl_a5.h"
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int main(int, char**)
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{
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// Setup Allegro
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al_init();
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al_install_keyboard();
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al_install_mouse();
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al_init_primitives_addon();
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al_set_new_display_flags(ALLEGRO_RESIZABLE);
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ALLEGRO_DISPLAY* display = al_create_display(1280, 720);
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al_set_window_title(display, "ImGui Allegro 5 example");
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ALLEGRO_EVENT_QUEUE* queue = al_create_event_queue();
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al_register_event_source(queue, al_get_display_event_source(display));
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al_register_event_source(queue, al_get_keyboard_event_source());
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al_register_event_source(queue, al_get_mouse_event_source());
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// Setup ImGui binding
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ImGui_ImplA5_Init(display);
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//ImGuiIO& io = ImGui::GetIO();
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//ImFont* my_font0 = io.Fonts->AddFontDefault();
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//ImFont* my_font1 = io.Fonts->AddFontFromFileTTF("../../extra_fonts/DroidSans.ttf", 16.0f);
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//ImFont* my_font2 = io.Fonts->AddFontFromFileTTF("../../extra_fonts/Karla-Regular.ttf", 16.0f);
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//ImFont* my_font3 = io.Fonts->AddFontFromFileTTF("../../extra_fonts/ProggyClean.ttf", 13.0f); my_font3->DisplayOffset.y += 1;
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//ImFont* my_font4 = io.Fonts->AddFontFromFileTTF("../../extra_fonts/ProggyTiny.ttf", 10.0f); my_font4->DisplayOffset.y += 1;
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//ImFont* my_font5 = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, io.Fonts->GetGlyphRangesJapanese());
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bool show_test_window = true;
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bool show_another_window = false;
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ImVec4 clear_color = ImColor(114, 144, 154);
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// Main loop
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bool running = true;
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while (running)
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{
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ALLEGRO_EVENT ev;
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while (al_get_next_event(queue, &ev))
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{
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ImGui_ImplA5_ProcessEvent(&ev);
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if (ev.type == ALLEGRO_EVENT_DISPLAY_CLOSE) running = false;
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if (ev.type == ALLEGRO_EVENT_DISPLAY_RESIZE)
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{
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ImGui_ImplA5_InvalidateDeviceObjects();
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al_acknowledge_resize(display);
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Imgui_ImplA5_CreateDeviceObjects();
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}
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}
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ImGui_ImplA5_NewFrame();
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// 1. Show a simple window
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// Tip: if we don't call ImGui::Begin()/ImGui::End() the widgets appears in a window automatically called "Debug"
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{
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static float f;
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ImGui::Text("Hello, world!");
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ImGui::SliderFloat("float", &f, 0.0f, 1.0f);
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ImGui::ColorEdit3("clear color", (float*)&clear_color);
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if (ImGui::Button("Test Window")) show_test_window ^= 1;
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if (ImGui::Button("Another Window")) show_another_window ^= 1;
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ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f/ImGui::GetIO().Framerate, ImGui::GetIO().Framerate);
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}
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// 2. Show another simple window, this time using an explicit Begin/End pair
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if (show_another_window)
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{
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ImGui::SetNextWindowSize(ImVec2(200, 100), ImGuiSetCond_FirstUseEver);
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ImGui::Begin("Another Window", &show_another_window);
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ImGui::Text("Hello");
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ImGui::End();
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}
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// 3. Show the ImGui test window. Most of the sample code is in ImGui::ShowTestWindow()
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if (show_test_window)
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{
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ImGui::SetNextWindowPos(ImVec2(650, 20), ImGuiSetCond_FirstUseEver);
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ImGui::ShowTestWindow(&show_test_window);
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}
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// Rendering
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al_clear_to_color(al_map_rgba_f(clear_color.x, clear_color.y, clear_color.z, clear_color.w));
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ImGui::Render();
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al_flip_display();
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}
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// Cleanup
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ImGui_ImplA5_Shutdown();
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al_destroy_event_queue(queue);
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al_destroy_display(display);
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return 0;
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}
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