public Point MeasureText(string text, float scale = 1.0f)
{
var dx = 0;
var height = 0;
var font = Fonts[0];
for (var i = 0; i < text.Length; i++)
{
if (text[i] == '§')
{
i++;
var code = string.Format("§{0}", text[i]);
if (ChatFormat.IsValid(code))
{
font = GetFont(code);
}
}
else
{
var glyph = font.GetGlyph(text[i]);
if (glyph != null)
{
dx += (int)(glyph.XAdvance * scale);
if (glyph.Height > height)
{
height = glyph.Height;
}
}
}
}
return(new Point(dx, height));
}
public ChatMessage(string text, ChatFormat format) : this(text)
{
if (text.Length <= 0)
{
throw new ArgumentOutOfRangeException(nameof(text), "使用样式代码的情况下必须要有文字.");
}
if (format.HasFlag(ChatFormat.Bold))
{
this.Bold = true;
}
if (format.HasFlag(ChatFormat.Italic))
{
this.Italic = true;
}
if (format.HasFlag(ChatFormat.Underline))
{
this.Underline = true;
}
if (format.HasFlag(ChatFormat.Strikethrough))
{
this.Strikethrough = true;
}
if (format.HasFlag(ChatFormat.Obfuscated))
{
this.Obfuscated = true;
}
}
/// <summary>
/// Returns formatted <see cref="ChatFormat"/> for an Item Link
/// </summary>
private static ChatFormat GetChatFormatForItem(ChatFormat chatFormat, Item item)
{
// TODO: this probably needs to be a full item response
return(new ChatFormat
{
Type = ChatFormatType.ItemItemId,
StartIndex = chatFormat.StartIndex,
StopIndex = chatFormat.StopIndex,
FormatModel = new ChatFormatItemId
{
ItemId = item.Entry.Id
}
});
}
/// <summary>
/// Parses a <see cref="ChatFormat"/> to return a formatted <see cref="ChatFormat"/>
/// </summary>
private ChatFormat ParseChatFormat(WorldSession session, ChatFormat format)
{
switch (format.FormatModel)
{
case ChatFormatItemGuid chatFormatItemGuid:
{
Item item = session.Player.Inventory.GetItem(chatFormatItemGuid.Guid);
return(GetChatFormatForItem(format, item));
}
default:
return(format);
}
}
public void Read(GamePacketReader reader)
{
Channel = reader.ReadEnum <ChatChannel>(14u);
Unknown0 = reader.ReadULong();
Message = reader.ReadWideString();
byte formatCount = reader.ReadByte(5u);
for (int i = 0; i < formatCount; i++)
{
var format = new ChatFormat();
format.Read(reader);
Formats.Add(format);
}
}
public void DrawText(SpriteBatch spriteBatch, int x, int y, string text, float scale = 1.0f, byte alpha = 255)
{
var dx = x;
var dy = y;
var color = Color.White;
var font = Fonts[0];
for (var i = 0; i < text.Length; i++)
{
if (text[i] == '§')
{
i++;
var code = string.Format("§{0}", text[i]);
if (ChatFormat.IsValid(code))
{
font = GetFont(code);
}
else
{
color = GetColor(code);
}
}
else
{
var glyph = font.GetGlyph(text[i]);
if (glyph != null)
{
var sourceRectangle = new Rectangle(glyph.X, glyph.Y, glyph.Width, glyph.Height);
var destRectangle = new Rectangle(
dx + (int)(glyph.XOffset * scale),
dy + (int)(glyph.YOffset * scale),
(int)(glyph.Width * scale),
(int)(glyph.Height * scale));
var shadowRectangle = new Rectangle(
dx + (int)(glyph.XOffset * scale) + 4,
dy + (int)(glyph.YOffset * scale) + 4,
(int)(glyph.Width * scale),
(int)(glyph.Height * scale));
spriteBatch.Draw(font.GetTexture(glyph.Page), shadowRectangle, sourceRectangle,
new Color(21, 21, 21, alpha));
spriteBatch.Draw(font.GetTexture(glyph.Page), destRectangle, sourceRectangle,
new Color(color, alpha));
dx += (int)(glyph.XAdvance * scale);
}
}
}
}
public void Read(GamePacketReader reader)
{
PlayerName = reader.ReadWideString();
Unknown0 = reader.ReadWideString();
Message = reader.ReadWideString();
byte formatCount = reader.ReadByte(5u);
for (int i = 0; i < formatCount; i++)
{
var format = new ChatFormat();
format.Read(reader);
Formats.Add(format);
}
Unknown1 = reader.ReadBit();
}
public ChatMessage(string text, ChatColor color, ChatFormat format) : this(text, format)
{
this.Color = color.ToString();
}
public ChatMessage(ReadOnlySpan <char> text, ChatFormat format) : this(text.ToString(), format)
{
}