public void Insert(int index, EmojiString emoji)
{
if (index > m_str.Length)
{
index = m_str.Length;
}
var list = emoji.emojis;
for (int i = 0; i < list.Count; i++)
{
list[i].pos += index;
}
string str = emoji.FilterString;
builder.Insert(index, str);
int l = str.Length;
for (int i = 0; i < emojis.Count; i++)//将后面的表情符位置往后移
{
if (emojis[i].pos >= index)
{
emojis[i].pos += l;
}
}
emojis.AddRange(list);
emojis.Sort((a, b) => { return(a.pos > b.pos ? 1 : -1); });
m_str = builder.ToString();
f_str = EmojiMap.EmojiToFullString(m_str, emojis);
}
public static UIVertex[] CreateEmojiMesh(Text text, EmojiString emoji, ref TextGenerationSettings settings)
{
string str = emoji.FilterString;
if (str != null & str != "")
{
text.cachedTextGenerator.Populate(str, settings);
IList <UIVertex> verts = text.cachedTextGenerator.verts;
if (verts.Count == 0)
{
return(null);
}
float unitsPerPixel = 1 / text.pixelsPerUnit; /// s
Vector2 roundingOffset = new Vector2(verts[0].position.x, verts[0].position.y) * unitsPerPixel; /// s
roundingOffset = text.PixelAdjustPoint(roundingOffset) - roundingOffset;
var vs = CreateEmojiMesh(text.cachedTextGenerator.verts, emoji.emojis, text.fontSize, unitsPerPixel, roundingOffset); //*s
return(vs);
}
return(null);
}
public static List <UIVertex> CreateEmojiMesh(Text text, EmojiString emoji)
{
float s = Screen.dpi / NormalDpi;
Vector2 extents = text.rectTransform.rect.size;
var settings = text.GetGenerationSettings(extents * s);
float t = settings.fontSize;
t *= s;
settings.fontSize = (int)t;
t = settings.resizeTextMinSize;
t *= s;
settings.resizeTextMinSize = (int)t;
t = settings.resizeTextMaxSize;
t *= s;
settings.resizeTextMaxSize = (int)t;
string str = emoji.FilterString;
if (str != null & str != "")
{
text.cachedTextGenerator.PopulateWithErrors(str, settings, text.gameObject);
IList <UIVertex> verts = text.cachedTextGenerator.verts;
if (verts.Count == 0)
{
return(null);
}
float unitsPerPixel = 1 / text.pixelsPerUnit / s;
Vector2 roundingOffset = new Vector2(verts[0].position.x / s, verts[0].position.y / s) * unitsPerPixel;
roundingOffset = text.PixelAdjustPoint(roundingOffset) - roundingOffset;
var vs = CreateEmojiMesh(text.cachedTextGenerator.verts, emoji.emojis, text.fontSize * s, unitsPerPixel, roundingOffset);
if (vs != null)
{
return(new List <UIVertex>(vs));
}
}
return(null);
}