Ellpeck/MLEM
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Allow initializing text formatters without default codes and macros

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Ell 2023-01-07 22:32:38 +01:00
parent 500736e20f
commit a249331ce9
2 changed files with 37 additions and 26 deletions
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1
CHANGELOG.md
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@ -37,6 +37,7 @@ Improvements
- Allow explicitly specifying each region for extended auto tiles
- Added a generic version of IGenericDataHolder.SetData
- Allow formatting codes to have an arbitrary custom width
- Allow initializing text formatters without default codes and macros
- **Drastically improved StaticSpriteBatch batching performance**
- **Made GenericFont and TokenizedString support UTF-32 characters like emoji**

28
MLEM/Formatting/TextFormatter.cs
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@ -29,10 +29,15 @@ namespace MLEM.Formatting {
public readonly Dictionary<Regex, Macro> Macros = new Dictionary<Regex, Macro>();
/// <summary>
/// Creates a new text formatter with a set of default formatting codes.
/// Creates a new text formatter with an optional set of default formatting codes.
/// </summary>
public TextFormatter() {
// font codes
/// <param name="hasFontModifiers">Whether default font modifier codes should be added, including bold, italic, strikethrough, shadow, subscript, and more.</param>
/// <param name="hasColors">Whether default color codes should be added, including all <see cref="Color"/> values and the ability to use custom colors.</param>
/// <param name="hasAnimations">Whether default animation codes should be added, namely the wobbly animation.</param>
/// <param name="hasMacros">Whether default macros should be added, including TeX's ~ non-breaking space and more.</param>
public TextFormatter(bool hasFontModifiers = true, bool hasColors = true, bool hasAnimations = true, bool hasMacros = true) {
// general font modifier codes
if (hasFontModifiers) {
this.Codes.Add(new Regex("<b>"), (f, m, r) => new FontCode(m, r, fnt => fnt.Bold));
this.Codes.Add(new Regex("<i>"), (f, m, r) => new FontCode(m, r, fnt => fnt.Italic));
this.Codes.Add(new Regex(@"<s(?: #([0-9\w]{6,8}) (([+-.0-9]*)))?>"), (f, m, r) => new ShadowCode(m, r,
@ -40,8 +45,14 @@ namespace MLEM.Formatting {
new Vector2(float.TryParse(m.Groups[2].Value, NumberStyles.Number, CultureInfo.InvariantCulture, out var offset) ? offset : 2)));
this.Codes.Add(new Regex("<u>"), (f, m, r) => new UnderlineCode(m, r, 1 / 16F, 0.85F));
this.Codes.Add(new Regex("<st>"), (f, m, r) => new UnderlineCode(m, r, 1 / 16F, 0.55F));
this.Codes.Add(new Regex(@"<sub(?: ([+-.0-9]+))?>"), (f, m, r) => new SubSupCode(m, r,
float.TryParse(m.Groups[1].Value, NumberStyles.Number, CultureInfo.InvariantCulture, out var off) ? off : 0.15F));
this.Codes.Add(new Regex(@"<sup(?: ([+-.0-9]+))?>"), (f, m, r) => new SubSupCode(m, r,
float.TryParse(m.Groups[1].Value, NumberStyles.Number, CultureInfo.InvariantCulture, out var off) ? -off : -0.25F));
}
// color codes
if (hasColors) {
foreach (var c in typeof(Color).GetProperties()) {
if (c.GetGetMethod().IsStatic) {
var value = (Color) c.GetValue(null);
@ -49,25 +60,24 @@ namespace MLEM.Formatting {
}
}
this.Codes.Add(new Regex(@"<c #([0-9\w]{6,8})>"), (f, m, r) => new ColorCode(m, r, ColorHelper.FromHexString(m.Groups[1].Value)));
}
// animation codes
if (hasAnimations) {
this.Codes.Add(new Regex(@"<a wobbly(?: ([+-.0-9]*) ([+-.0-9]*))?>"), (f, m, r) => new WobblyCode(m, r,
float.TryParse(m.Groups[1].Value, NumberStyles.Number, CultureInfo.InvariantCulture, out var mod) ? mod : 5,
float.TryParse(m.Groups[2].Value, NumberStyles.Number, CultureInfo.InvariantCulture, out var heightMod) ? heightMod : 1 / 8F));
}
// control codes
this.Codes.Add(new Regex(@"</(\w+)>"), (f, m, r) => new SimpleEndCode(m, r, m.Groups[1].Value));
// superscript and subscript codes
this.Codes.Add(new Regex(@"<sub(?: ([+-.0-9]+))?>"), (f, m, r) => new SubSupCode(m, r,
float.TryParse(m.Groups[1].Value, NumberStyles.Number, CultureInfo.InvariantCulture, out var off) ? off : 0.15F));
this.Codes.Add(new Regex(@"<sup(?: ([+-.0-9]+))?>"), (f, m, r) => new SubSupCode(m, r,
float.TryParse(m.Groups[1].Value, NumberStyles.Number, CultureInfo.InvariantCulture, out var off) ? -off : -0.25F));
// macros
if (hasMacros) {
this.Macros.Add(new Regex("~"), (f, m, r) => GenericFont.Nbsp.ToString());
this.Macros.Add(new Regex("<n>"), (f, m, r) => '\n'.ToString());
}
}
/// <summary>
/// Tokenizes a string, returning a tokenized string that is ready for splitting, measuring and drawing.