// Copyright (c) Six Labors.
// Licensed under the Six Labors Split License.

namespace SixLabors.ImageSharp.Drawing.Processing {
  /// <summary>
  /// Provides options for controlling how vector shapes are interpreted during rasterization,
  /// including the fill-rule intersection mode and boolean clipping operations.
  /// </summary>
  public class ShapeOptions : IDeepCloneable<ShapeOptions>
  {
      /// <summary>
      /// Initializes a new instance of the <see cref="ShapeOptions"/> class.
      /// </summary>
      public ShapeOptions()
      {
      }

      private ShapeOptions(ShapeOptions source)
      {
          this.IntersectionRule = source.IntersectionRule;
          this.BooleanOperation = source.BooleanOperation;
      }

      /// <summary>
      /// Gets or sets the boolean clipping operation used when a clipping path is applied.
      /// Determines how the clip shape interacts with the target region
      /// (e.g. <see cref="BooleanOperation.Difference"/> subtracts the clip shape).
      /// <para/>
      /// Defaults to <see cref="BooleanOperation.Difference"/>.
      /// </summary>
      public BooleanOperation BooleanOperation { get; set; } = BooleanOperation.Difference;

      /// <summary>
      /// Gets or sets the fill rule that determines how overlapping or nested contours affect coverage.
      /// <see cref="IntersectionRule.NonZero"/> fills any region with a non-zero winding number;
      /// <see cref="IntersectionRule.EvenOdd"/> alternates fill/hole for each contour crossing.
      /// <para/>
      /// Defaults to <see cref="IntersectionRule.NonZero"/>.
      /// </summary>
      public IntersectionRule IntersectionRule { get; set; } = IntersectionRule.NonZero;

      /// <inheritdoc/>
      public ShapeOptions DeepClone() => new(this);
  }
}