//回收超链接的信息
private void ReleaseHrefInfos()
{
for (int i = 0; i < _listHrefInfos.Count; i++)
{
Pool <HrefInfo> .Release(_listHrefInfos[i]);
}
_listHrefInfos.Clear();
}
//回收SpriteTagInfo
private void ReleaseSpriteTageInfo()
{
foreach (var vp in SpriteTagInfoDic)
{
var _spriteInfo = vp.Value;
//记录之前的信息
for (int i = 0; i < _spriteInfo.Count; i++)
{
//回收信息到对象池
Pool <SpriteTagInfo> .Release(_spriteInfo[i]);
}
_spriteInfo.Clear();
}
}
//处理超链接的信息
private void DealHrefInfo(VertexHelper toFill)
{
if (_listHrefInfos.Count > 0)
{
#if UNITY_2019_1_OR_NEWER
bool autoLF = AutoLF();
#endif
// 处理超链接包围框
for (int i = 0; i < _listHrefInfos.Count; i++)
{
_listHrefInfos[i].Boxes.Clear();
#if UNITY_2019_1_OR_NEWER
int startIndex = autoLF ? _listHrefInfos[i].StartIndex : _listHrefInfos[i].NewStartIndex;
int endIndex = autoLF ? _listHrefInfos[i].EndIndex : _listHrefInfos[i].NewEndIndex;
#else
int startIndex = _listHrefInfos[i].StartIndex + 1;
int endIndex = _listHrefInfos[i].EndIndex + 1;
#endif
if (startIndex >= toFill.currentVertCount)
{
continue;
}
toFill.PopulateUIVertex(ref _tempVertex, startIndex);
// 将超链接里面的文本顶点索引坐标加入到包围框
var pos = _tempVertex.position;
var bounds = new Bounds(pos, Vector3.zero);
for (int j = startIndex; j <= endIndex; j++)
{
if (j >= toFill.currentVertCount)
{
break;
}
toFill.PopulateUIVertex(ref _tempVertex, j);
pos = _tempVertex.position;
if (pos.x < bounds.min.x)
{
// 换行重新添加包围框
_listHrefInfos[i].Boxes.Add(new Rect(bounds.min, bounds.size));
bounds = new Bounds(pos, Vector3.zero);
}
else
{
bounds.Encapsulate(pos); // 扩展包围框
}
}
//添加包围盒
_listHrefInfos[i].Boxes.Add(new Rect(bounds.min, bounds.size));
}
//添加下划线
Vector2 extents = rectTransform.rect.size;
var settings = GetGenerationSettings(extents);
TextGenerator underlineText = Pool <TextGenerator> .Get();
underlineText.Populate("_", settings);
IList <UIVertex> tut = underlineText.verts;
for (int m = 0; m < _listHrefInfos.Count; m++)
{
for (int i = 0; i < _listHrefInfos[m].Boxes.Count; i++)
{
//计算下划线的位置
Vector3[] ulPos = new Vector3[4];
if (isVerticle)
{
ulPos[0] = _listHrefInfos[m].Boxes[i].position + new Vector2(-fontSize * 0.2f, 0);
ulPos[1] = ulPos[0] + new Vector3(0, _listHrefInfos[m].Boxes[i].height);
ulPos[2] = _listHrefInfos[m].Boxes[i].position + new Vector2(0, _listHrefInfos[m].Boxes[i].height);
ulPos[3] = _listHrefInfos[m].Boxes[i].position;
}
else
{
ulPos[0] = _listHrefInfos[m].Boxes[i].position + new Vector2(0.0f, -fontSize * 0.2f);
ulPos[1] = ulPos[0] + new Vector3(_listHrefInfos[m].Boxes[i].width, 0.0f);
ulPos[2] = _listHrefInfos[m].Boxes[i].position + new Vector2(_listHrefInfos[m].Boxes[i].width, 0.0f);
ulPos[3] = _listHrefInfos[m].Boxes[i].position;
}
//绘制下划线
for (int j = 0; j < 4; j++)
{
m_TempVerts[j] = tut[j];
m_TempVerts[j].color = Color.blue;
m_TempVerts[j].position = ulPos[j];
m_TempVerts[j].uv1 = -Vector2.one;
m_TempVerts[j].uv2 = Vector2.zero;
if (j == 3)
{
toFill.AddUIVertexQuad(m_TempVerts);
}
}
}
}
//回收下划线的对象
Pool <TextGenerator> .Release(underlineText);
}
}
