public static void Load(string font_name = null)
{
Typeface = new EmojiTypeface(font_name);
ParseEmojiList();
}
public ColorGlyph(EmojiTypeface font, int codepoint)
{
m_font = font;
m_codepoint = codepoint;
}
static EmojiData()
{
Typeface = new EmojiTypeface();
ParseEmojiList();
}
private static void ParseEmojiList()
{
var font = new EmojiTypeface();
var modifiers = new string[] { "🏻", "🏼", "🏽", "🏾", "🏿" };
var match_group = new Regex(@"^# group: (.*)");
var match_subgroup = new Regex(@"^# subgroup: (.*)");
var match_sequence = new Regex(@"^([0-9a-fA-F ]+[0-9a-fA-F]).*; [-a-z]*fully-qualified.*# [^ ]* (.*)");
var match_modifier = new Regex("(" + string.Join("|", modifiers) + ")");
var list = new List <Group>();
var lookup = new Dictionary <string, Emoji>();
var alltext = new List <string>();
Group last_group = null;
SubGroup last_subgroup = null;
Emoji last_emoji = null;
foreach (var line in EmojiDescriptionLines())
{
var m = match_group.Match(line);
if (m.Success)
{
last_group = new Group()
{
Name = m.Groups[1].ToString()
};
list.Add(last_group);
continue;
}
m = match_subgroup.Match(line);
if (m.Success)
{
last_subgroup = new SubGroup()
{
Name = m.Groups[1].ToString(), Group = last_group
};
last_group.SubGroups.Add(last_subgroup);
continue;
}
m = match_sequence.Match(line);
if (m.Success)
{
string sequence = m.Groups[1].ToString();
string name = m.Groups[2].ToString();
string text = "";
foreach (var item in sequence.Split(' '))
{
int codepoint = Convert.ToInt32(item, 16);
text += char.ConvertFromUtf32(codepoint);
}
// Only include emojis that we know how to render
if (!font.CanRender(text))
{
continue;
}
alltext.Add(text);
// Only add fully-qualified characters to the groups, or we will
// end with a lot of dupes.
if (line.Contains("non-fully-qualified"))
{
continue;
}
var emoji = new Emoji()
{
Name = name, Text = text, SubGroup = last_subgroup
};
lookup[text] = emoji;
if (match_modifier.Match(text).Success)
{
// We assume this is a variation of the previous emoji
if (last_emoji.VariationList.Count == 0)
{
last_emoji.VariationList.Add(last_emoji);
}
last_emoji.VariationList.Add(emoji);
}
else
{
last_emoji = emoji;
last_subgroup.EmojiList.Add(emoji);
}
}
}
AllGroups = list;
Lookup = lookup;
// Build a regex that matches any Emoji
var textarray = alltext.ToArray();
Array.Sort(textarray, (a, b) => b.Length - a.Length);
var regextext = "(" + string.Join("|", textarray).Replace("*", "[*]") + ")";
MatchOne = new Regex(regextext);
MatchMultiple = new Regex(regextext + "+");
}
