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- using System;
- using System.Collections;
- using System.Collections.Generic;
- using System.Text.RegularExpressions;
- using HyperlinkText;
- namespace UnityEngine.UI
- {
- [ExecuteInEditMode]
- [AddComponentMenu("UI/Effects/Tag Support Text", 64)]
- public class TagSupportText : BaseMeshEffect
- {
- protected TagSupportText()
- {
- }
- private Text text
- {
- get
- {
- Text result;
- if ((result = this.m_CachedText) == null)
- {
- result = (this.m_CachedText = base.GetComponent<Text>());
- }
- return result;
- }
- }
- public override void ModifyMesh(VertexHelper vertexHelper)
- {
- if (!this.IsActive())
- {
- return;
- }
- List<UIVertex> list = TagSupportText._verticesPool.Get();
- vertexHelper.GetUIVertexStream(list);
- this.Modify(ref list);
- vertexHelper.Clear();
- vertexHelper.AddUIVertexTriangleStream(list);
- TagSupportText._verticesPool.Release(list);
- }
- public void Modify(ref List<UIVertex> verts)
- {
- if (!this.IsActive())
- {
- return;
- }
- if (this.text == null)
- {
- Debug.LogWarning("TagSupportText:Text コンポーネントが見つかりません");
- return;
- }
- string[] array = this.text.text.Split(new char[]
- {
- '\n'
- });
- switch (this.text.alignment)
- {
- }
- float num = (float)this.text.fontSize / 100f;
- int num2 = 0;
- for (int i = 0; i < array.Length; i++)
- {
- float num3 = 0f;
- string text = array[i];
- int length = text.Length;
- IEnumerator regexMatchedTagCollection = this.GetRegexMatchedTagCollection(text, out length);
- Match match = null;
- if (regexMatchedTagCollection.MoveNext())
- {
- match = (Match)regexMatchedTagCollection.Current;
- }
- int j = 0;
- int num4 = 0;
- while (j < text.Length)
- {
- int num5 = num2 * 6;
- int num6 = num2 * 6 + 1;
- int num7 = num2 * 6 + 2;
- int num8 = num2 * 6 + 3;
- int num9 = num2 * 6 + 4;
- int num10 = num2 * 6 + 5;
- if (num10 > verts.Count - 1)
- {
- return;
- }
- UIVertex value = verts[num5];
- UIVertex value2 = verts[num6];
- UIVertex value3 = verts[num7];
- UIVertex value4 = verts[num8];
- UIVertex value5 = verts[num9];
- UIVertex value6 = verts[num10];
- if (match != null && match.Index == j)
- {
- string value7 = match.Value;
- TextGenerationSettings generationSettings = this.text.GetGenerationSettings(this.text.rectTransform.rect.size);
- float preferredWidth = this.text.cachedTextGenerator.GetPreferredWidth(value7, generationSettings);
- num3 += -preferredWidth;
- for (int k = 0; k < value7.Length; k++)
- {
- value = verts[num5 + k * 6];
- value2 = verts[num6 + k * 6];
- value3 = verts[num7 + k * 6];
- value4 = verts[num8 + k * 6];
- value5 = verts[num9 + k * 6];
- value6 = verts[num10 + k * 6];
- value.position = Vector3.zero;
- value2.position = Vector3.zero;
- value3.position = Vector3.zero;
- value4.position = Vector3.zero;
- value5.position = Vector3.zero;
- value6.position = Vector3.zero;
- verts[num5 + k * 6] = value;
- verts[num6 + k * 6] = value2;
- verts[num7 + k * 6] = value3;
- verts[num8 + k * 6] = value4;
- verts[num9 + k * 6] = value5;
- verts[num10 + k * 6] = value6;
- }
- num4--;
- num2 += value7.Length;
- j += value7.Length - 1;
- match = null;
- if (regexMatchedTagCollection.MoveNext())
- {
- match = (Match)regexMatchedTagCollection.Current;
- }
- }
- else
- {
- Vector3 b = Vector3.right * num3;
- value.position += b;
- value2.position += b;
- value3.position += b;
- value4.position += b;
- value5.position += b;
- value6.position += b;
- verts[num5] = value;
- verts[num6] = value2;
- verts[num7] = value3;
- verts[num8] = value4;
- verts[num9] = value5;
- verts[num10] = value6;
- num2++;
- }
- j++;
- num4++;
- }
- num2++;
- }
- }
- private IEnumerator GetRegexMatchedTagCollection(string line, out int lineLengthWithoutTags)
- {
- MatchCollection matchCollection = TagSupportText.REG_SUPPORTED_TAG.Matches(line);
- lineLengthWithoutTags = 0;
- int num = 0;
- if (matchCollection.Count > 0)
- {
- IEnumerator enumerator = matchCollection.GetEnumerator();
- try
- {
- while (enumerator.MoveNext())
- {
- object obj = enumerator.Current;
- Match match = (Match)obj;
- num += match.Length;
- }
- }
- finally
- {
- IDisposable disposable;
- if ((disposable = (enumerator as IDisposable)) != null)
- {
- disposable.Dispose();
- }
- }
- }
- lineLengthWithoutTags = line.Length - num;
- return matchCollection.GetEnumerator();
- }
- private static string SupportedTagRegexPatterns = "(<a href\\s*=\\s*.*?>)|(</a>)|(<u>)|(</u>)";
- private static Regex REG_SUPPORTED_TAG = new Regex(TagSupportText.SupportedTagRegexPatterns, RegexOptions.CultureInvariant);
- private static readonly ObjectPool<List<UIVertex>> _verticesPool = new ObjectPool<List<UIVertex>>(null, delegate(List<UIVertex> l)
- {
- l.Clear();
- });
- private Text m_CachedText;
- }
- }
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