using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Text.RegularExpressions;
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using UnityEngine;
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public class ImgAnalysis : TRichAnalysis<ImgAnalysis>
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{
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public static Regex Img_Regex = new Regex(@"<Img (.*?)/>", RegexOptions.Singleline);
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public static Regex Unity_Img_Regex = new Regex(@"<color=#00000000><quad (.*?) index=([0-9]+)/>", RegexOptions.Singleline);
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public static readonly Regex s_VertexFilter = new Regex(@"(<(.+?)>|[ \n\r\t]+)", RegexOptions.Singleline);
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private RichTextMgr.ImgInfo presentImgInfo = null;
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public override string Analysis(string val, bool IsRich)
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{
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if (!Img_Regex.IsMatch(val))
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{
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return val;
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}
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m_StringBuilder.Length = 0;
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int index = 0;
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int imgCnt = 0;
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foreach (Match match in Img_Regex.Matches(val))
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{
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RichTextMgr.ImgInfo imgInfo = new RichTextMgr.ImgInfo();
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imgInfo.width = 30;
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imgInfo.height = 30;
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imgInfo.scale = 1;
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presentImgInfo = imgInfo;
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m_StringBuilder.Append(val.Substring(index, match.Index - index));
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AnalysisSplitEvent(match.Groups[1].Value);
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if (IsRich)
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{
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presentImgInfo.index = imgCnt;
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InverseToRichText();
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if (RichTextMgr.Inst.GetImgList() != null) RichTextMgr.Inst.GetImgList().Add(presentImgInfo);
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else imgInfo = null;
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imgCnt++;
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}
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index = match.Index + match.Length;
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}
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m_StringBuilder.Append(val.Substring(index, val.Length - index));
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presentImgInfo = null;
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return m_StringBuilder.ToString();
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}
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// 原逻辑为外部for图片传index，但是会造成函数内反复正则匹配，不使用index
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public override string CalculateTextIndex(string val, int index)
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{
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if (!Unity_Img_Regex.IsMatch(val))
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{
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return val;
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}
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MatchCollection matchArray = Unity_Img_Regex.Matches(val);
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var filters = s_VertexFilter.Matches(val);
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var imgCnt = RichTextMgr.Inst.GetImgList().Count;
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for (int i = 0; i < imgCnt; i++)
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{
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if (i >= matchArray.Count)
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{
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break;
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}
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Match match = matchArray[i];
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var picIndex = match.Index;
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//！！！unity 2019之后 建议使用TMP 参考 http://mot.ttthyy.com/374.html
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for (int idx = 0; idx < filters.Count; idx++)
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{
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var filter = filters[idx];
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if (filter.Index >= match.Index)
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break;
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picIndex -= filter.Length;
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}
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//因为\<quad>标签对应的纹理还是会渲染的，并且仍然占4个顶点，而每个\<quad>会对应一张图片
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//所以这里加回前面的图片数量，就是加回\<quad>对应的纹理占的顶点
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picIndex += i;
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if (RichTextMgr.Inst.GetImgList() != null)
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{
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RichTextMgr.ImgInfo imgInfo = RichTextMgr.Inst.GetImgList()[i];
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imgInfo.end = picIndex * 4 + 3;
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}
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}
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return val;
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}
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private void AnalysisSplitEvent(string val)
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{
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string[] array = GetSplitEvent(val);
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if (array.Length > 0)
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{
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foreach (var split_event in array)
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{
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AnalysisSplitData(split_event);
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}
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}
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LoadSprite();
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}
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private void AnalysisSplitData(string val)
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{
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string[] array = GetSplitData(val);
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if (array.Length > 0)
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{
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foreach (var split_data in array)
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{
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AnalysisSplitValue(split_data);
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}
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}
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}
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private void AnalysisSplitValue(string val)
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{
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string[] array = GetSplitValue(val);
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if (array.Length == 2)
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{
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string split_value = array[0].ToLower();
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switch (split_value)
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{
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case "img":
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case "chat":
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{
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presentImgInfo.spriteName = array[1];
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}
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break;
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case "folder":
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{
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presentImgInfo.folderName = array[1];
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}
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break;
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case "face":
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{
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presentImgInfo.spriteName = array[1];
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presentImgInfo.IsFace = true;
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if (RichTextMgr.Inst.presentRichText != null)
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{
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int height = 0;
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if (RichTextMgr.Inst.presentRichText.FaceSize != 0)
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{
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height = (int)RichTextMgr.Inst.presentRichText.FaceSize;
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}
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else
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{
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if (UIFrameMgr.Inst.ContainsDynamicImage(presentImgInfo.spriteName))
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{
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var list = UIFrameMgr.Inst.GetDynamicImage(presentImgInfo.spriteName);
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height = (int)list[0].rect.height;
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}
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else
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{
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height = 40;
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}
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}
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presentImgInfo.height = height;
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presentImgInfo.width = presentImgInfo.height;
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}
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}
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break;
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case "size":
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{
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presentImgInfo.height = float.Parse(array[1]);
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presentImgInfo.width = float.Parse(array[1]);
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}
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break;
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case "scale":
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{
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presentImgInfo.scale = float.Parse(array[1]);
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}
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break;
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}
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}
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}
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private void InverseToRichText()
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{
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m_StringBuilder.Append("<color=#00000000><quad ");
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m_StringBuilder.Append(string.Format("size={0} ", presentImgInfo.height)); // 占位像素
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float ratio = 1f;
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m_StringBuilder.Append(string.Format("width={0} ", ratio)); //基础size的缩放比率
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m_StringBuilder.Append(string.Format("index={0}", presentImgInfo.index));
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m_StringBuilder.Append("/></color>");
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}
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private void LoadSprite()
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{
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if (presentImgInfo.IsFace) return;
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if (IconConfig.isInit)
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{
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if (!string.IsNullOrEmpty(presentImgInfo.folderName))
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{
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presentImgInfo.sprite = UILoader.LoadSprite(presentImgInfo.folderName, presentImgInfo.spriteName);
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}
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else
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{
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presentImgInfo.sprite = UILoader.LoadSprite(presentImgInfo.spriteName);
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}
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}
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if (presentImgInfo.sprite != null)
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{
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RichText text = RichTextMgr.Inst.presentRichText;
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if (text != null)
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{
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if (text.LockImgSize)
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{
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presentImgInfo.width = presentImgInfo.height = text.fontSize;
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return;
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}
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else if (text.ModifyImgSiez)
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{
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presentImgInfo.width = text.ModifyImgWidth;
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presentImgInfo.height = text.ModifyImgHeight;
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return;
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}
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}
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presentImgInfo.width = presentImgInfo.sprite.rect.width * presentImgInfo.scale;
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presentImgInfo.height = presentImgInfo.sprite.rect.height * presentImgInfo.scale;
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}
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}
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private const string FACE_REPLACE = @"#~([0-9a-zA-Z][0-9a-zA-Z][0-9a-zA-Z])";
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public static Regex FaceRegex = new Regex(FACE_REPLACE, RegexOptions.Singleline);
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public static string ReplaceFace(string msg)
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{
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if (!FaceRegex.IsMatch(msg))
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{
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return msg;
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}
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else
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{
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m_StringBuilder.Length = 0;
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int index = 0;
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foreach (Match match in FaceRegex.Matches(msg))
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{
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string result = match.Groups[1].Value.Replace("0", "");
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m_StringBuilder.Append(msg.Substring(index, match.Index - index));
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if (UIFrameMgr.Inst.ContainsDynamicImage(result))
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{
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m_StringBuilder.Append(string.Format("<Img face={0}/>", result));
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}
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else
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{
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m_StringBuilder.Append(match.Groups[0].Value);
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}
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index = match.Index + match.Length;
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}
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m_StringBuilder.Append(msg.Substring(index, msg.Length - index));
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return m_StringBuilder.ToString();
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}
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}
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public static string ReplaceFace(string msg, out int cnt)
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{
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cnt = 0;
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if (!FaceRegex.IsMatch(msg))
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{
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return msg;
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}
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else
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{
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m_StringBuilder.Length = 0;
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int index = 0;
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foreach (Match match in FaceRegex.Matches(msg))
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{
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cnt++;
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m_StringBuilder.Append(msg.Substring(index, match.Index - index));
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index = match.Index + match.Length;
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}
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m_StringBuilder.Append(msg.Substring(index, msg.Length - index));
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return m_StringBuilder.ToString();
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}
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}
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}
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