PO/Library/PackageCache/com.unity.2d.animation@5.0.7/Runtime/Triangle/Geometry/IPolygon.cs

95 lines
3.2 KiB
C#

// -----------------------------------------------------------------------
// <copyright file="IPolygon.cs" company="">
// Triangle.NET code by Christian Woltering, http://triangle.codeplex.com/
// </copyright>
// -----------------------------------------------------------------------
namespace UnityEngine.U2D.Animation.TriangleNet
.Geometry
{
using System;
using System.Collections.Generic;
/// <summary>
/// Polygon interface.
/// </summary>
internal interface IPolygon
{
/// <summary>
/// Gets the vertices of the polygon.
/// </summary>
List<Vertex> Points { get; }
/// <summary>
/// Gets the segments of the polygon.
/// </summary>
List<ISegment> Segments { get; }
/// <summary>
/// Gets a list of points defining the holes of the polygon.
/// </summary>
List<Point> Holes { get; }
/// <summary>
/// Gets a list of pointers defining the regions of the polygon.
/// </summary>
List<RegionPointer> Regions { get; }
/// <summary>
/// Gets or sets a value indicating whether the vertices have marks or not.
/// </summary>
bool HasPointMarkers { get; set; }
/// <summary>
/// Gets or sets a value indicating whether the segments have marks or not.
/// </summary>
bool HasSegmentMarkers { get; set; }
[Obsolete("Use polygon.Add(contour) method instead.")]
void AddContour(IEnumerable<Vertex> points, int marker, bool hole, bool convex);
[Obsolete("Use polygon.Add(contour) method instead.")]
void AddContour(IEnumerable<Vertex> points, int marker, Point hole);
/// <summary>
/// Compute the bounds of the polygon.
/// </summary>
/// <returns>Rectangle defining an axis-aligned bounding box.</returns>
Rectangle Bounds();
/// <summary>
/// Add a vertex to the polygon.
/// </summary>
/// <param name="vertex">The vertex to insert.</param>
void Add(Vertex vertex);
/// <summary>
/// Add a segment to the polygon.
/// </summary>
/// <param name="segment">The segment to insert.</param>
/// <param name="insert">If true, both endpoints will be added to the points list.</param>
void Add(ISegment segment, bool insert = false);
/// <summary>
/// Add a segment to the polygon.
/// </summary>
/// <param name="segment">The segment to insert.</param>
/// <param name="index">The index of the segment endpoint to add to the points list (must be 0 or 1).</param>
void Add(ISegment segment, int index);
/// <summary>
/// Add a contour to the polygon.
/// </summary>
/// <param name="contour">The contour to insert.</param>
/// <param name="hole">Treat contour as a hole.</param>
void Add(Contour contour, bool hole = false);
/// <summary>
/// Add a contour to the polygon.
/// </summary>
/// <param name="contour">The contour to insert.</param>
/// <param name="hole">Point inside the contour, making it a hole.</param>
void Add(Contour contour, Point hole);
}
}