package Gprocessing.input; import Gprocessing.graphics.Window; import imgui.ImGuiIO; import org.lwjgl.glfw.GLFWKeyCallback; import static org.lwjgl.glfw.GLFW.*; public class Keyboard { public static int SPACE = 32; // Space Bar public static int W_KEY = 87; // WASD public static int A_KEY = 65; public static int S_KEY = 83; public static int D_KEY = 68; public static int UP_ARROW = 38; public static int LEFT_ARROW = 37; public static int DOWN_ARROW = 40; public static int RIGHT_ARROW = 39; static ImGuiIO io = Gprocessing.ImGui.ImGuiLayer.io; /** * @param keyCode key-code representing the key to be checked. * @return Returns true if the key is being pressed, otherwise returns false. */ public static boolean keyIsPressed(int keyCode) { return glfwGetKey(Window.window, keyCode) == GLFW_PRESS; } private static boolean returnBoolPressed; /** * Returns true if a key is was just pressed, then returns false until the key is released and pressed again. * @param keyCode key-code representing the key to be checked. * @return Returns true if the key was just pressed, otherwise returns false. */ public static boolean keyPressed(int keyCode) { glfwSetKeyCallback(Window.window, (w, key, scancode, action, mods) -> { if (action == GLFW_PRESS) { io.setKeysDown(key, true); } else if (action == GLFW_RELEASE) { io.setKeysDown(key, false); } io.setKeyCtrl(io.getKeysDown(GLFW_KEY_LEFT_CONTROL) || io.getKeysDown(GLFW_KEY_RIGHT_CONTROL)); io.setKeyShift(io.getKeysDown(GLFW_KEY_LEFT_SHIFT) || io.getKeysDown(GLFW_KEY_RIGHT_SHIFT)); io.setKeyAlt(io.getKeysDown(GLFW_KEY_LEFT_ALT) || io.getKeysDown(GLFW_KEY_RIGHT_ALT)); io.setKeySuper(io.getKeysDown(GLFW_KEY_LEFT_SUPER) || io.getKeysDown(GLFW_KEY_RIGHT_SUPER)); if (key == keyCode && action == GLFW_PRESS) returnBoolPressed = true; }); if (returnBoolPressed) { returnBoolPressed = false; return true; } return false; } private static boolean returnBoolReleased; /** * Returns true if a key was just released. * @param keyCode key-code representing the key to be checked. * @return Returns true if the key was just released, otherwise returns false. */ public static boolean keyReleased(int keyCode) { glfwSetKeyCallback(Window.window, new GLFWKeyCallback() { @Override public void invoke(long window, int key, int scancode, int action, int mods) { if (key == keyCode && action == GLFW_RELEASE) returnBoolReleased = true; } }); if (returnBoolReleased) { returnBoolReleased = false; return true; } return false; } }