61 lines
1.3 KiB
C++
61 lines
1.3 KiB
C++
#include "Game.h"
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#include <SDL2/SDL.h>
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#include <chrono>
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Game::Game()
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: window(448*2, 496*2) {
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}
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auto Game::now() {
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return std::chrono::system_clock::now();
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}
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void Game::run() {
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InputState inputState;
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auto current_time = now();
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while (!inputState.close) {
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processEvents(inputState);
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auto time_delta = now() - current_time;
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auto milli_delta = std::chrono::duration_cast<std::chrono::milliseconds>(time_delta);
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pacMan.update(milli_delta, inputState, board);
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current_time += time_delta;
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window.update(pacMan, board);
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}
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}
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void Game::processEvents(InputState & inputState) {
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SDL_Event event;
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while (SDL_PollEvent(&event)) {
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switch (event.type) {
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case SDL_QUIT:
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inputState.close = true;
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break;
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case SDL_KEYDOWN:
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keyToggle(event, inputState, true);
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break;
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case SDL_KEYUP:
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keyToggle(event, inputState, false);
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break;
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}
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}
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}
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void Game::keyToggle(const SDL_Event & event, InputState & inputState, bool on) {
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switch (event.key.keysym.sym) {
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case SDLK_UP:
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inputState.up = on;
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break;
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case SDLK_DOWN:
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inputState.down = on;
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break;
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case SDLK_LEFT:
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inputState.left = on;
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break;
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case SDLK_RIGHT:
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inputState.right = on;
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break;
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}
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}
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