// Copyright (c) Wojciech Figat. All rights reserved.

#pragma once

#include "Engine/Core/Config/PlatformSettingsBase.h"
#include "Engine/Scripting/ScriptingType.h"
#include "Engine/Input/Enums.h"
#include "Engine/Core/Math/Vector2.h"

/// <summary>
/// Helper class to access display information.
/// </summary>
API_CLASS(Static, Attributes="DebugCommand") class FLAXENGINE_API Screen
{
DECLARE_SCRIPTING_TYPE_NO_SPAWN(Screen);

    /// <summary>
    /// Gets the fullscreen mode.
    /// </summary>
    /// <returns>The value</returns>
    API_PROPERTY() static bool GetIsFullscreen();

    /// <summary>
    /// Sets the fullscreen mode.
    /// </summary>
    /// <remarks>
    /// A fullscreen mode switch may not happen immediately. It will be performed before next frame rendering.
    /// </remarks>
    /// <param name="value">The value.</param>
    API_PROPERTY() static void SetIsFullscreen(bool value);

    /// <summary>
    /// Gets the window size (in screen-space, includes DPI scale).
    /// </summary>
    /// <returns>The value</returns>
    API_PROPERTY() static Float2 GetSize();

    /// <summary>
    /// Converts the screen-space position to the game viewport position.
    /// </summary>
    /// <param name="screenPos">The screen-space position.</param>
    /// <returns>The game viewport position.</returns>
    API_FUNCTION() static Float2 ScreenToGameViewport(const Float2& screenPos);

    /// <summary>
    /// Converts the game viewport position to the screen-space position.
    /// </summary>
    /// <param name="viewportPos">The game viewport position.</param>
    /// <returns>The screen-space position.</returns>
    API_FUNCTION() static Float2 GameViewportToScreen(const Float2& viewportPos);

    /// <summary>
    /// Sets the window size (in screen-space, includes DPI scale).
    /// </summary>
    /// <remarks>
    /// Resizing may not happen immediately. It will be performed before next frame rendering.
    /// </remarks>
    /// <param name="value">The value.</param>
    API_PROPERTY() static void SetSize(const Float2& value);

    /// <summary>
    /// Gets the cursor visible flag.
    /// </summary>
    /// <returns>The value.</returns>
    API_PROPERTY() static bool GetCursorVisible();

    /// <summary>
    /// Sets the cursor visible flag.
    /// </summary>
    /// <param name="value">The value.</param>
    API_PROPERTY() static void SetCursorVisible(const bool value);

    /// <summary>
    /// Gets the cursor lock mode.
    /// </summary>
    /// <returns>The current cursor lock mode.</returns>
    API_PROPERTY() static CursorLockMode GetCursorLock();

    /// <summary>
    /// Sets the cursor lock mode.
    /// </summary>
    /// <param name="mode">The mode.</param>
    API_PROPERTY() static void SetCursorLock(CursorLockMode mode);

    /// <summary>
    /// Gets the game window mode.
    /// </summary>
    /// <returns>The current window mode.</returns>
    API_PROPERTY() static GameWindowMode GetGameWindowMode();

    /// <summary>
    /// Sets the game window mode.
    /// </summary>
    /// <remarks>
    /// A fullscreen mode switch may not happen immediately. It will be performed before next frame rendering. Will not work in editor.
    /// </remarks>
    /// <param name="windowMode">The window mode.</param>
    API_PROPERTY() static void SetGameWindowMode(GameWindowMode windowMode);

    /// <summary>
    /// Gets the main window.
    /// </summary>
    /// <returns>The current window. Will be null if fails.</returns>
    API_PROPERTY() static Window* GetMainWindow();
};
