/*******************************************************************************************
*
*   raylib [core] example - input mouse
*
*   Example complexity rating: [★☆☆☆] 1/4
*
*   Example originally created with raylib 1.0, last time updated with raylib 5.5
*
*   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
*   BSD-like license that allows static linking with closed source software
*
*   Copyright (c) 2014-2025 Ramon Santamaria (@raysan5)
*
********************************************************************************************/


using System.Numerics;
using static Raylib_cs.Raylib;

namespace Examples.Core;

public partial class InputMouse : IExample
{
    private const int screenWidth = 800;
    private const int screenHeight = 450;

    public string Name => "Core / Input Mouse";

    public string Title => "raylib [core] example - input mouse";

    private Vector2 ballPosition;
    private Color ballColor;

    public void Init()
    {
        ballPosition = new(-100.0f, -100.0f);
        ballColor = Color.DarkBlue;
    }

    public void Update()
    {
        // Update
        //----------------------------------------------------------------------------------
        if (IsKeyPressed(KeyboardKey.H))
        {
            if (IsCursorHidden())
            {
                ShowCursor();
            }
            else
            {
                HideCursor();
            }
        }

        ballPosition = GetMousePosition();

        if (IsMouseButtonPressed(MouseButton.Left))
        {
            ballColor = Color.Maroon;
        }
        else if (IsMouseButtonPressed(MouseButton.Middle))
        {
            ballColor = Color.Lime;
        }
        else if (IsMouseButtonPressed(MouseButton.Right))
        {
            ballColor = Color.DarkBlue;
        }
        else if (IsMouseButtonPressed(MouseButton.Side))
        {
            ballColor = Color.Purple;
        }
        else if (IsMouseButtonPressed(MouseButton.Extra))
        {
            ballColor = Color.Yellow;
        }
        else if (IsMouseButtonPressed(MouseButton.Forward))
        {
            ballColor = Color.Orange;
        }
        else if (IsMouseButtonPressed(MouseButton.Back))
        {
            ballColor = Color.Beige;
        }
        //----------------------------------------------------------------------------------

        // Draw
        //----------------------------------------------------------------------------------
        BeginDrawing();
        ClearBackground(Color.RayWhite);

        DrawCircleV(ballPosition, 40, ballColor);

        DrawText("move ball with mouse and click mouse button to change color", 10, 10, 20, Color.DarkGray);
        DrawText("Press 'H' to toggle cursor visibility", 10, 30, 20, Color.DarkGray);

        if (IsCursorHidden())
        {
            DrawText("CURSOR HIDDEN", 20, 60, 20, Color.Red);
        }
        else
        {
            DrawText("CURSOR VISIBLE", 20, 60, 20, Color.Lime);
        }

        EndDrawing();
        //----------------------------------------------------------------------------------
    }

    public void Unload()
    {
    }

    public static int Main()
    {
        // Initialization
        //--------------------------------------------------------------------------------------
        InitWindow(screenWidth, screenHeight, "raylib [core] example - input mouse");

        SetTargetFPS(60);               // Set our game to run at 60 frames-per-second
        //---------------------------------------------------------------------------------------

        var game = new InputMouse();
        game.Init();

        // Main game loop
        while (!WindowShouldClose())    // Detect window close button or ESC key
        {
            game.Update();
        }

        game.Unload();

        // De-Initialization
        //--------------------------------------------------------------------------------------
        CloseWindow();        // Close window and OpenGL context
        //--------------------------------------------------------------------------------------

        return 0;
    }
}