/*

ahbejarano

Camera wrapper class.

*/

package geetransit.minecraft05.engine;

import org.joml.Vector2f;

import static org.lwjgl.glfw.GLFW.*;

public class Mouse {

private final Vector2f current;

private final Vector2f movement;

private Vector2f previous;

private boolean inside = false;

private boolean left = false;

private boolean right = false;

public Mouse() {

this.current = new Vector2f(-1, -1);

this.movement = new Vector2f();

this.previous = new Vector2f(0, 0);

}

public void init(Window window) {

glfwSetCursorPosCallback(window.getHandle(), (handle, x, y) -> {

this.current.x = (float) x;

this.current.y = (float) y;

});

glfwSetCursorEnterCallback(window.getHandle(), (handle, entered) -> {

this.inside = entered;

});

glfwSetMouseButtonCallback(window.getHandle(), (handle, button, action, mode) -> {

if (button == GLFW_MOUSE_BUTTON_1) this.left = (action == GLFW_PRESS);

if (button == GLFW_MOUSE_BUTTON_2) this.right = (action == GLFW_PRESS);

});

}

public Vector2f getMovement() { return this.movement; }

public Vector2f getCurrent() { return this.current; }

public boolean isInside() { return this.inside; }

public boolean isLeft() { return this.left; }

public boolean isRight() { return this.right; }

public void input(Window window) {

this.current.sub(this.previous, this.movement);

this.movement.div(window.getTargetUps() * window.getElapsedTime());

this.previous.set(this.current);

}

public String toString() {

return String.format(

"<%s movement=%s current=%s>",

this.getClass().getSimpleName(),

this.getMovement(),

this.getCurrent()

);

}

}