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Code Issues Projects Releases Wiki Activity

formatting code redesign, part 1: Regex!

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Ellpeck 2020-02-03 03:04:13 +01:00
parent 69fdd784a7
commit b480026b7e
8 changed files with 111 additions and 75 deletions
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10
Demos/UiDemo.cs
View file

@ -1,6 +1,7 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
using Coroutine;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
@ -95,18 +96,17 @@ namespace Demos {
// adding some custom image formatting codes
// note that all added formatting codes need to be lowercase, while their casing doesn't matter when used
TextFormatting.FormattingCodes["grass"] = new FormattingCode(image.Texture);
TextFormatting.FormattingCodes["tree"] = new FormattingCode(tree);
TextFormatting.FormattingCodes[new Regex("grass")] = m => new FormattingCode(image.Texture);
TextFormatting.FormattingCodes[new Regex("tree")] = m => new FormattingCode(tree);
// formatting codes can also be sprite animations!
var atlas = new UniformTextureAtlas(LoadContent<Texture2D>("Textures/Anim"), 4, 4);
TextFormatting.FormattingCodes["walk"] = new FormattingCode(new SpriteAnimation(0.2F, atlas[0, 0], atlas[0, 1], atlas[0, 2], atlas[0, 3]));
TextFormatting.FormattingCodes[new Regex("walk")] = m => new FormattingCode(new SpriteAnimation(0.2F, atlas[0, 0], atlas[0, 1], atlas[0, 2], atlas[0, 3]));
root.AddChild(new Paragraph(Anchor.AutoLeft, 1, "Additionally, you can create custom formatting codes that contain [Grass] images or [Walk] sprite animations! Note that these images have to be square, or [Tree] bad things happen."));
var animatedPar = root.AddChild(new Paragraph(Anchor.AutoLeft, 1, "Defining text animations as formatting codes is also possible, including [Wobbly]wobbly text[Unanimated] as well as a [Typing]dialogue-esc typing effect by default. Of course, more animations can be added though."));
root.AddChild(new Button(Anchor.AutoCenter, new Vector2(1, 10), "Reset Typing Animation") {
// to reset any animation, simply change the paragraph's TimeIntoAnimation
OnPressed = e => animatedPar.TimeIntoAnimation = TimeSpan.Zero
OnPressed = e => animatedPar.FormattingCodes.Reset()
});
root.AddChild(new VerticalSpace(3));

12
MLEM.Ui/Elements/Paragraph.cs
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@ -16,7 +16,7 @@ namespace MLEM.Ui.Elements {
private string text;
private string splitText;
private Dictionary<int, FormattingCode> codeLocations;
public FormattingCodeCollection FormattingCodes { get; private set; }
public StyleProp<IGenericFont> RegularFont;
public StyleProp<IGenericFont> BoldFont;
public StyleProp<IGenericFont> ItalicFont;
@ -36,7 +36,6 @@ namespace MLEM.Ui.Elements {
}
public bool AutoAdjustWidth;
public TextCallback GetTextCallback;
public TimeSpan TimeIntoAnimation;
public Paragraph(Anchor anchor, float width, TextCallback textCallback, bool centerText = false)
: this(anchor, width, "", centerText) {
@ -60,7 +59,7 @@ namespace MLEM.Ui.Elements {
var sc = this.TextScale * this.Scale;
this.splitText = this.RegularFont.Value.SplitString(this.text.RemoveFormatting(this.RegularFont.Value), size.X - this.ScaledPadding.Width, sc);
this.codeLocations = this.text.GetFormattingCodes(this.RegularFont.Value);
this.FormattingCodes = this.text.GetFormattingCodes(this.RegularFont.Value);
var textDims = this.RegularFont.Value.MeasureString(this.splitText) * sc;
return new Vector2(this.AutoAdjustWidth ? textDims.X + this.ScaledPadding.Width : size.X, textDims.Y + this.ScaledPadding.Height);
@ -76,7 +75,8 @@ namespace MLEM.Ui.Elements {
base.Update(time);
if (this.GetTextCallback != null)
this.Text = this.GetTextCallback(this);
this.TimeIntoAnimation += time.ElapsedGameTime;
if (this.FormattingCodes != null)
this.FormattingCodes.Update(time);
}
public override void Draw(GameTime time, SpriteBatch batch, float alpha, BlendState blendState, SamplerState samplerState, Matrix matrix) {
@ -85,11 +85,11 @@ namespace MLEM.Ui.Elements {
var color = this.TextColor.OrDefault(Color.White) * alpha;
// if we don't have any formatting codes, then we don't need to do complex drawing
if (this.codeLocations.Count <= 0) {
if (this.FormattingCodes.Count <= 0) {
this.RegularFont.Value.DrawString(batch, this.splitText, pos, color, 0, Vector2.Zero, sc, SpriteEffects.None, 0);
} else {
// if we have formatting codes, we should do it
this.RegularFont.Value.DrawFormattedString(batch, pos, this.splitText, this.codeLocations, color, sc, this.BoldFont.Value, this.ItalicFont.Value, 0, this.TimeIntoAnimation, this.FormatSettings);
this.RegularFont.Value.DrawFormattedString(batch, pos, this.splitText, this.FormattingCodes, color, sc, this.BoldFont.Value, this.ItalicFont.Value, 0, this.FormatSettings);
}
base.Draw(time, batch, alpha, blendState, samplerState, matrix);
}

6
MLEM/Animations/SpriteAnimation.cs
View file

@ -49,13 +49,9 @@ namespace MLEM.Animations {
}
public void Update(GameTime time) {
this.SetTime(this.TimeIntoAnimation + time.ElapsedGameTime.TotalSeconds * this.SpeedMultiplier);
}
internal void SetTime(double totalTime) {
if (this.IsFinished || this.IsPaused)
return;
this.TimeIntoAnimation = totalTime;
this.TimeIntoAnimation += time.ElapsedGameTime.TotalSeconds * this.SpeedMultiplier;
if (this.TimeIntoAnimation >= this.TotalTime) {
if (!this.IsLooping) {
this.IsFinished = true;

40
MLEM/Formatting/AnimationCode.cs Normal file
View file

@ -0,0 +1,40 @@
using System;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using MLEM.Font;
namespace MLEM.Formatting {
public class AnimationCode : FormattingCode {
public static readonly DrawCharacter Default = (code, settings, font, batch, totalText, index, effectStartIndex, charSt, position, color, scale, layerDepth) => {
font.DrawString(batch, charSt, position, color, 0, Vector2.Zero, scale, SpriteEffects.None, layerDepth);
};
public static readonly DrawCharacter Wobbly = (code, settings, font, batch, totalText, index, effectStartIndex, charSt, position, color, scale, layerDepth) => {
var offset = new Vector2(0, (float) Math.Sin(index + code.Time.TotalSeconds * settings.WobbleModifier) * font.LineHeight * settings.WobbleHeightModifier * scale);
font.DrawString(batch, charSt, position + offset, color, 0, Vector2.Zero, scale, SpriteEffects.None, layerDepth);
};
public static readonly DrawCharacter Typing = (code, settings, font, batch, totalText, index, effectStartIndex, charSt, position, color, scale, layerDepth) => {
if (code.Time.TotalSeconds * settings.TypingSpeed > index - effectStartIndex + 1)
font.DrawString(batch, charSt, position, color, 0, Vector2.Zero, scale, SpriteEffects.None, layerDepth);
};
public static readonly AnimationCode DefaultCode = new AnimationCode(Default);
public readonly DrawCharacter Draw;
public TimeSpan Time;
public AnimationCode(DrawCharacter draw) : base(Type.Animation) {
this.Draw = draw;
}
public override void Update(GameTime time) {
this.Time += time.ElapsedGameTime;
}
public override void Reset() {
this.Time = TimeSpan.Zero;
}
public delegate void DrawCharacter(AnimationCode code, FormatSettings settings, IGenericFont font, SpriteBatch batch, string totalText, int index, int effectStartIndex, string charSt, Vector2 position, Color color, float scale, float layerDepth);
}
}

31
MLEM/Formatting/FormattingCode.cs
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@ -10,36 +10,41 @@ namespace MLEM.Formatting {
public readonly Color Color;
public readonly TextStyle Style;
public readonly SpriteAnimation Icon;
public readonly TextAnimation.DrawCharacter Animation;
public FormattingCode(Color color) {
this.Color = color;
this.CodeType = Type.Color;
protected FormattingCode(Type type) {
this.CodeType = type;
}
public FormattingCode(TextStyle style) {
public FormattingCode(Color color) : this(Type.Color) {
this.Color = color;
}
public FormattingCode(TextStyle style) : this(Type.Style) {
this.Style = style;
this.CodeType = Type.Style;
}
public FormattingCode(TextureRegion icon) :
this(new SpriteAnimation(0, icon)) {
}
public FormattingCode(SpriteAnimation icon) {
public FormattingCode(SpriteAnimation icon) : this(Type.Icon) {
this.Icon = icon;
this.CodeType = Type.Icon;
}
public FormattingCode(TextAnimation.DrawCharacter animation) {
this.Animation = animation;
this.CodeType = Type.Animation;
}
public virtual string GetReplacementString(IGenericFont font) {
return this.CodeType == Type.Icon ? TextFormatting.GetOneEmString(font) : string.Empty;
}
public virtual void Update(GameTime time) {
if (this.CodeType == Type.Icon)
this.Icon.Update(time);
}
public virtual void Reset() {
if (this.CodeType == Type.Icon)
this.Icon.Restart();
}
public enum Type {
Color,

18
MLEM/Formatting/FormattingCodeCollection.cs Normal file
View file

@ -0,0 +1,18 @@
using System.Collections.Generic;
using Microsoft.Xna.Framework;
namespace MLEM.Formatting {
public class FormattingCodeCollection : Dictionary<int, FormattingCode> {
public void Update(GameTime time) {
foreach (var code in this.Values)
code.Update(time);
}
public void Reset() {
foreach (var code in this.Values)
code.Reset();
}
}
}

26
MLEM/Formatting/TextAnimation.cs
View file

@ -1,26 +0,0 @@
using System;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using MLEM.Font;
namespace MLEM.Formatting {
public static class TextAnimation {
public static readonly DrawCharacter Default = (settings, font, batch, totalText, index, effectStartIndex, charSt, position, color, scale, layerDepth, timeIntoAnimation) => {
font.DrawString(batch, charSt, position, color, 0, Vector2.Zero, scale, SpriteEffects.None, layerDepth);
};
public static readonly DrawCharacter Wobbly = (settings, font, batch, totalText, index, effectStartIndex, charSt, position, color, scale, layerDepth, timeIntoAnimation) => {
var offset = new Vector2(0, (float) Math.Sin(index + timeIntoAnimation.TotalSeconds * settings.WobbleModifier) * font.LineHeight * settings.WobbleHeightModifier * scale);
font.DrawString(batch, charSt, position + offset, color, 0, Vector2.Zero, scale, SpriteEffects.None, layerDepth);
};
public static readonly DrawCharacter Typing = (settings, font, batch, totalText, index, effectStartIndex, charSt, position, color, scale, layerDepth, timeIntoAnimation) => {
if (timeIntoAnimation.TotalSeconds * settings.TypingSpeed > index - effectStartIndex + 1)
font.DrawString(batch, charSt, position, color, 0, Vector2.Zero, scale, SpriteEffects.None, layerDepth);
};
public delegate void DrawCharacter(FormatSettings settings, IGenericFont font, SpriteBatch batch, string totalText, int index, int effectStartIndex, string charSt, Vector2 position, Color color, float scale, float layerDepth, TimeSpan timeIntoAnimation);
}
}

43
MLEM/Formatting/TextFormatting.cs
View file

@ -11,7 +11,7 @@ using MLEM.Textures;
namespace MLEM.Formatting {
public static class TextFormatting {
public static readonly Dictionary<string, FormattingCode> FormattingCodes = new Dictionary<string, FormattingCode>();
public static readonly Dictionary<Regex, Func<Match, FormattingCode>> FormattingCodes = new Dictionary<Regex, Func<Match, FormattingCode>>();
private static readonly Dictionary<IGenericFont, string> OneEmStrings = new Dictionary<IGenericFont, string>();
private static Regex formatRegex;
@ -19,22 +19,22 @@ namespace MLEM.Formatting {
SetFormatIndicators('[', ']');
// style codes
FormattingCodes["regular"] = new FormattingCode(TextStyle.Regular);
FormattingCodes["italic"] = new FormattingCode(TextStyle.Italic);
FormattingCodes["bold"] = new FormattingCode(TextStyle.Bold);
FormattingCodes["shadow"] = new FormattingCode(TextStyle.Shadow);
FormattingCodes[new Regex("regular")] = m => new FormattingCode(TextStyle.Regular);
FormattingCodes[new Regex("italic")] = m => new FormattingCode(TextStyle.Italic);
FormattingCodes[new Regex("bold")] = m => new FormattingCode(TextStyle.Bold);
FormattingCodes[new Regex("shadow")] = m => new FormattingCode(TextStyle.Shadow);
// color codes
var colors = typeof(Color).GetProperties();
foreach (var color in colors) {
if (color.GetGetMethod().IsStatic)
FormattingCodes[color.Name.ToLowerInvariant()] = new FormattingCode((Color) color.GetValue(null));
FormattingCodes[new Regex(color.Name.ToLowerInvariant())] = m => new FormattingCode((Color) color.GetValue(null));
}
// animations
FormattingCodes["unanimated"] = new FormattingCode(TextAnimation.Default);
FormattingCodes["wobbly"] = new FormattingCode(TextAnimation.Wobbly);
FormattingCodes["typing"] = new FormattingCode(TextAnimation.Typing);
FormattingCodes[new Regex("unanimated")] = m => new AnimationCode(AnimationCode.Default);
FormattingCodes[new Regex("wobbly")] = m => new AnimationCode(AnimationCode.Wobbly);
FormattingCodes[new Regex("typing")] = m => new AnimationCode(AnimationCode.Typing);
}
public static void SetFormatIndicators(char opener, char closer) {
@ -62,8 +62,8 @@ namespace MLEM.Formatting {
});
}
public static Dictionary<int, FormattingCode> GetFormattingCodes(this string s, IGenericFont font) {
var codes = new Dictionary<int, FormattingCode>();
public static FormattingCodeCollection GetFormattingCodes(this string s, IGenericFont font) {
var codes = new FormattingCodeCollection();
var codeLengths = 0;
foreach (Match match in formatRegex.Matches(s)) {
var code = FromMatch(match);
@ -75,18 +75,18 @@ namespace MLEM.Formatting {
return codes;
}
public static void DrawFormattedString(this IGenericFont regularFont, SpriteBatch batch, Vector2 pos, string text, Dictionary<int, FormattingCode> codeLocations, Color color, float scale, IGenericFont boldFont = null, IGenericFont italicFont = null, float depth = 0, TimeSpan timeIntoAnimation = default, FormatSettings formatSettings = null) {
public static void DrawFormattedString(this IGenericFont regularFont, SpriteBatch batch, Vector2 pos, string text, FormattingCodeCollection codes, Color color, float scale, IGenericFont boldFont = null, IGenericFont italicFont = null, float depth = 0, FormatSettings formatSettings = null) {
var settings = formatSettings ?? FormatSettings.Default;
var currColor = color;
var currFont = regularFont;
var currStyle = TextStyle.Regular;
var currAnim = TextAnimation.Default;
var currAnim = AnimationCode.DefaultCode;
var animStart = 0;
var innerOffset = new Vector2();
for (var i = 0; i < text.Length; i++) {
// check if the current character's index has a formatting code
codeLocations.TryGetValue(i, out var code);
codes.TryGetValue(i, out var code);
if (code != null) {
// if so, apply it
switch (code.CodeType) {
@ -108,11 +108,10 @@ namespace MLEM.Formatting {
currStyle = code.Style;
break;
case FormattingCode.Type.Icon:
code.Icon.SetTime(timeIntoAnimation.TotalSeconds * code.Icon.SpeedMultiplier % code.Icon.TotalTime);
batch.Draw(code.Icon.CurrentRegion, new RectangleF(pos + innerOffset, new Vector2(regularFont.LineHeight * scale)), color, 0, Vector2.Zero, SpriteEffects.None, depth);
break;
case FormattingCode.Type.Animation:
currAnim = code.Animation;
currAnim = (AnimationCode) code;
animStart = i;
break;
}
@ -125,8 +124,8 @@ namespace MLEM.Formatting {
innerOffset.Y += regularFont.LineHeight * scale;
} else {
if (currStyle == TextStyle.Shadow)
currAnim(settings, currFont, batch, text, i, animStart, cSt, pos + innerOffset + settings.DropShadowOffset * scale, settings.DropShadowColor, scale, depth, timeIntoAnimation);
currAnim(settings, currFont, batch, text, i, animStart, cSt, pos + innerOffset, currColor, scale, depth, timeIntoAnimation);
currAnim.Draw(currAnim, settings, currFont, batch, text, i, animStart, cSt, pos + innerOffset + settings.DropShadowOffset * scale, settings.DropShadowColor, scale, depth);
currAnim.Draw(currAnim, settings, currFont, batch, text, i, animStart, cSt, pos + innerOffset, currColor, scale, depth);
innerOffset.X += regularFont.MeasureString(cSt).X * scale;
}
}
@ -134,8 +133,12 @@ namespace MLEM.Formatting {
private static FormattingCode FromMatch(Capture match) {
var rawCode = match.Value.Substring(1, match.Value.Length - 2).ToLowerInvariant();
FormattingCodes.TryGetValue(rawCode, out var val);
return val;
foreach (var code in FormattingCodes) {
var m = code.Key.Match(rawCode);
if (m.Success)
return code.Value(m);
}
return null;
}
}