using System;
using System.Drawing;

namespace Pilz.UI.WinForms.PaintingControl.EventArgs;

public class PaintingObjectPaintEventArgs(PaintingObject obj, Graphics g, PointF offset) : EventArgs
{
    /// <summary>
    /// The Painting Object to draw.
    /// </summary>
    /// <returns></returns>
    public PaintingObject PaintingObject { get; } = obj;

    /// <summary>
    /// The current offset of the page on the screen.
    /// </summary>
    /// <returns></returns>
    public PointF Offset { get; } = offset;

    /// <summary>
    /// The Grpahics from the parent PaintingControl.
    /// </summary>
    /// <returns></returns>
    public Graphics Graphics { get; } = g;

    /// <summary>
    /// The position of the PaintingObject on Screen.
    /// </summary>
    /// <returns></returns>
    public PointF Location => new(X, Y);

    /// <summary>
    /// The X position of the PaintingObject on Screen.
    /// </summary>
    /// <returns></returns>
    public float X => PaintingObject.X - Offset.X;

    /// <summary>
    /// The Y position of the PaintingObject on Screen.
    /// </summary>
    /// <returns></returns>
    public float Y => PaintingObject.Y - Offset.Y;

    /// <summary>
    /// The rectangle of the PaintingObject on Screen.
    /// </summary>
    /// <returns></returns>
    public RectangleF Rectangle => new RectangleF(X, Y, PaintingObject.Width, PaintingObject.Height);

    public PaintingObjectPaintEventArgs(PaintingObject obj, Graphics g) : this(obj, g, obj.Parent.Offset)
    {
    }
}