/// <summary>
/// Sets the kerning offset for the specified pair of characters.
/// </summary>
/// <param name="pair">The character pair.</param>
/// <param name="value">The kerning offset to set for the specified pair of characters.</param>
public void Set(SpriteFontKerningPair pair, Int32 value)
{
kerning[pair] = value;
var c1 = pair.FirstCharacter;
if (c1 < asciiLookup.Length)
{
asciiLookup[c1] = true;
}
}
/// <summary>
/// Sets the kerning offset for the specified pair of characters.
/// </summary>
/// <param name="c1">The first character in the pair.</param>
/// <param name="c2">The second character in the pair.</param>
/// <param name="value">The kerning offset to set for the specified pair of characters.</param>
public void Set(Char c1, Char c2, Int32 value)
{
var pair = new SpriteFontKerningPair(c1, c2);
kerning[pair] = value;
if (c1 < asciiLookup.Length)
{
asciiLookup[c1] = true;
}
}
/// <summary>
/// Gets a value indicating whether the kerning data contains the specified character pair.
/// </summary>
/// <param name="pair">The character pair.</param>
/// <returns><see langword="true"/> if the kerning data contains the specified character pair; otherwise, <see langword="false"/>.</returns>
public Boolean Contains(SpriteFontKerningPair pair)
{
var c1 = pair.FirstCharacter;
if (c1 < asciiLookup.Length && !asciiLookup[c1])
{
return(false);
}
return(kerning.ContainsKey(pair));
}
/// <summary>
/// Gets the kerning offset for the specified pair of characters.
/// </summary>
/// <param name="pair">The character pair.</param>
/// <returns>The kerning offset for the specified pair of characters.</returns>
public Int32 Get(SpriteFontKerningPair pair)
{
if (Char.IsSurrogate(pair.FirstCharacter) || Char.IsSurrogate(pair.SecondCharacter))
{
return(0);
}
var c1 = pair.FirstCharacter;
if (c1 < asciiLookup.Length && !asciiLookup[c1])
{
return(DefaultAdjustment);
}
int offset;
if (!kerning.TryGetValue(pair, out offset))
{
return(DefaultAdjustment);
}
return(offset);
}
/// <inheritdoc/>
public Boolean Equals(SpriteFontKerningPair other)
{
return
(this.firstCharacter == other.firstCharacter &&
this.secondCharacter == other.secondCharacter);
}
/// <summary>
/// Removes the specified character pair from the kerning data.
/// </summary>
/// <param name="pair">The character pair.</param>
/// <returns><see langword="true"/> if the character pair was removed; otherwise, <see langword="false"/>.</returns>
public Boolean Remove(SpriteFontKerningPair pair)
{
return(kerning.Remove(pair));
}
