defmodule Exray.Core.Input.Mouse do

  @moduledoc """
  Input control for your mouse
  """

  @loader Exray.Core.Input.Mouse.Loader

  alias Exray.Structs.Vector2

  @doc """
  Check if a mouse button has been pressed once
  """
  @spec is_mouse_button_pressed(button :: integer) :: {:ok, is_pressed :: boolean}
  defdelegate is_mouse_button_pressed(button), to: @loader

  @doc """
  Check if a mouse button is being pressed
  """
  @spec is_mouse_button_down(button :: integer) :: {:ok, is_down :: boolean}
  defdelegate is_mouse_button_down(button), to: @loader

  @doc """
  Check if a mouse button has been released once
  """
  @spec is_mouse_button_released(button :: integer) :: {:ok, is_released :: boolean}
  defdelegate is_mouse_button_released(button), to: @loader

  @doc """
  Check if a mouse button is NOT being pressed
  """
  @spec is_mouse_button_up(button :: integer) :: {:ok, is_up :: boolean}
  defdelegate is_mouse_button_up(button), to: @loader

  @doc """
  Get mouse position X
  """
  @spec get_mouse_x() :: {:ok, mouse_x :: integer}
  defdelegate get_mouse_x(), to: @loader

  @doc """
  Get mouse position Y
  """
  @spec get_mouse_y() :: {:ok, mouse_y :: integer}
  defdelegate get_mouse_y(), to: @loader

  @doc """
  Get mouse position XY
  """
  @spec get_mouse_position() :: {:ok, mouse_position :: Vector2}
  defdelegate get_mouse_position(), to: @loader

  @doc """
  Get mouse delta between frames
  """
  @spec get_mouse_delta() :: {:ok, mouse_delta :: Vector2}
  defdelegate get_mouse_delta(), to: @loader

  @doc """
  Set mouse position XY
  """
  @spec set_mouse_position(x :: integer, y :: integer) :: {:ok}
  defdelegate set_mouse_position(x, y), to: @loader

  @doc """
  Set mouse offset
  """
  @spec set_mouse_offset(offset_x :: integer, offset_y :: integer) :: {:ok}
  defdelegate set_mouse_offset(offset_x, offset_y), to: @loader

  @doc """
  Set mouse scaling
  """
  @spec set_mouse_scale(scale_x :: float, scale_y :: float) :: {:ok}
  defdelegate set_mouse_scale(scale_x, scale_y), to: @loader

  @doc """
  Get mouse wheel movement for X or Y, whichever is larger
  """
  @spec get_mouse_wheel_move() :: {:ok, wheel_movement :: float}
  defdelegate get_mouse_wheel_move(), to: @loader

  @doc """
  Get mouse wheel movement for both X and Y
  """
  @spec get_mouse_wheel_move_v() :: {:ok, wheel_movement :: Vector2}
  defdelegate get_mouse_wheel_move_v(), to: @loader

  @doc """
  Set mouse cursor
  """
  @spec set_mouse_cursor(cursor :: integer) :: {:ok}
  defdelegate set_mouse_cursor(cursor), to: @loader

end