76 lines
2.4 KiB
C#
76 lines
2.4 KiB
C#
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#if UNITY_EDITOR
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using UnityEngine;
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using UnityEditor;
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using System.Collections.Generic;
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namespace GSpawn
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{
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public class LineStrip
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{
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private Color _tickColor = Color.green;
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private float _tickSize = 10.0f;
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private Color _segmentColor = Color.white;
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private List<Vector3> _points = new List<Vector3>();
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public int numPoints { get { return _points.Count; } }
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public int numSegments { get { return numPoints - 1; } }
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public Color tickColor { get { return _tickColor; } set { _tickColor = value; } }
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public float tickSize { get { return _tickSize; } set { _tickSize = Mathf.Max(0.0f, value); } }
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public Color segmentColor { get { return _segmentColor; } set { _segmentColor = value; } }
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public Vector3 getPoint(int index)
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{
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return _points[index];
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}
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public void duplicateLastPoint()
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{
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if (numPoints != 0)
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_points.Add(_points[_points.Count - 1]);
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}
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public void clearKeepLastPoint()
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{
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if (numPoints != 0)
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{
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Vector3 lastPt = _points[_points.Count - 1];
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_points.Clear();
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_points.Add(lastPt);
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}
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}
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public void replaceLastPointOrAdd(Vector3 newPoint)
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{
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if (numPoints == 0) _points.Add(newPoint);
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else _points[_points.Count - 1] = newPoint;
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}
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public void removeLastPoint()
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{
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if (numPoints != 0)
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_points.RemoveAt(_points.Count - 1);
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}
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public void draw()
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{
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if (numPoints == 0) return;
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HandlesEx.saveColor();
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for (int ptIndex = 0; ptIndex < _points.Count; ++ptIndex)
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{
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Vector3 point = _points[ptIndex];
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if (ptIndex != _points.Count - 1)
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{
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Handles.color = _segmentColor;
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Handles.DrawLine(point, _points[ptIndex + 1]);
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}
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Handles.color = _tickColor;
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Handles.DotHandleCap(0, point, Quaternion.identity, HandleUtility.GetHandleSize(point) * _tickSize, EventType.Repaint);
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}
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HandlesEx.restoreColor();
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}
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}
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}
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#endif
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