internal Glyph(Font font, GlyphData glyphData)
{
Font = font;
Data = glyphData;
}
public Font(string path)
{
XmlDocument doc = new XmlDocument();
doc.Load(path);
Name = doc.SelectSingleNode("/font/info").Attributes.GetNamedItem("face").Value;
MaxSize = GetInt(doc.SelectSingleNode("/font/info"), "size");
LineHeight = GetInt(doc.SelectSingleNode("/font/common"), "lineHeight");
texturePages = new Texture2D[doc.SelectSingleNode("/font/pages").ChildNodes.Count];
Log($"Found {texturePages.Length} pages");
foreach (XmlNode node in doc.SelectNodes("/font/pages/page"))
{
string tn = node.Attributes.GetNamedItem("file").Value;
int id = GetInt(node, "id");
string p = $"Fonts/{Name}/{Path.GetFileNameWithoutExtension(tn)}";
texturePages[id] = Engine.Instance.Content.Load <Texture2D>(p);
}
int charCount = GetInt(doc.SelectSingleNode("/font/chars"), "count");
glyphs = new Dictionary <char, GlyphData>(charCount);
foreach (XmlNode node in doc.SelectNodes("/font/chars/char"))
{
char c = (char)GetInt(node, "id");
Rectangle rect = new Rectangle(GetInt(node, "x"), GetInt(node, "y"), GetInt(node, "width"), GetInt(node, "height"));
Texture2D page = texturePages[GetInt(node, "page")];
Point offset = new Point(GetInt(node, "xoffset"), GetInt(node, "yoffset"));
int xadvance = GetInt(node, "xadvance");
glyphs.Add(c, new GlyphData(c, page, rect, offset, xadvance));
}
if (glyphs.ContainsKey('\r') && !glyphs.ContainsKey('\n'))
{
glyphs.Add('\n', glyphs['\r']);
}
Log($"Loaded {glyphs.Count} characters");
// 0xFFFD is the Unicode point for the missing character symbol.
MissingCharacterGlyph = glyphs.ContainsKey((char)0xFFFD) ? glyphs[(char)0xFFFD] : glyphs[' '];
Log($"Assigned missing character glyph to {TextUtil.GetUnicodePoint(MissingCharacterGlyph.Character)}");
if (doc.SelectSingleNode("/font/kernings") != null)
{
int kerningCount = GetInt(doc.SelectSingleNode("/font/kernings"), "count");
kerningPairs = new Dictionary <string, int>(kerningCount);
foreach (XmlNode node in doc.SelectNodes("/font/kernings/kerning"))
{
string pair = $"{(char)GetInt(node, "first")}{(char)GetInt(node, "second")}";
int kerning = GetInt(node, "amount");
kerningPairs.Add(pair, kerning);
}
Log($"Loaded {kerningPairs.Count} kerning pairs");
}
else
{
kerningPairs = null;
Log($"Font contained no kerning pairs.");
}
Log("Load complete.");
}