This is a simple game I'm writing to test the idea of using games to teach C++.
https://learncodethehardway.com/
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73 lines
1.8 KiB
73 lines
1.8 KiB
#include "imgui.h"
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#include "imgui-SFML.h"
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#include <fmt/core.h>
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#include <SFML/Graphics/CircleShape.hpp>
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#include <SFML/Graphics/RenderWindow.hpp>
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#include <SFML/System/Clock.hpp>
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#include <SFML/Window/Event.hpp>
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void ImGui_setup(sf::RenderWindow &window) {
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int res = ImGui::SFML::Init(window);
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if(res == 1) {
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fmt::print("ImGui returned result {}\n", res);
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} else {
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fmt::print("ImGui returned an error code={}\n", res);
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}
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}
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void ImGui_update(sf::RenderWindow &window, sf::Clock &deltaClock, sf::Time &tick) {
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ImGui::SFML::Update(window, deltaClock.restart());
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ImGui::ShowDemoWindow();
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ImGui::Begin("Hello, world!");
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std::string msg = fmt::format("Time: {}\n", tick.asSeconds());
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ImGui::Button(msg.c_str());
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ImGui::End();
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}
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void Window_update(sf::RenderWindow &window, sf::Shape &shape) {
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window.clear();
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window.draw(shape);
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ImGui::SFML::Render(window);
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window.display();
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}
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int main() {
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fmt::print("Setting up a window for you...\n");
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sf::RenderWindow window(sf::VideoMode(1920, 1080), "ImGui + SFML = <3");
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// window.setFramerateLimit(60);
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window.setVerticalSyncEnabled(true);
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ImGui_setup(window);
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sf::CircleShape shape(100.f);
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shape.setFillColor(sf::Color::Green);
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sf::Clock deltaClock;
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sf::Clock clock;
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sf::Time tick = clock.getElapsedTime();
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while (window.isOpen()) {
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sf::Event event;
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while (window.pollEvent(event)) {
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ImGui::SFML::ProcessEvent(window, event);
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if (event.type == sf::Event::Closed) {
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fmt::print("Exiting...\n");
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window.close();
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}
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}
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sf::Time since = clock.getElapsedTime();
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if(since - tick > sf::seconds(1)) {
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tick = since;
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}
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ImGui_update(window, deltaClock, tick);
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Window_update(window, shape);
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}
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ImGui::SFML::Shutdown();
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}
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