123 lines
3.3 KiB
C#
123 lines
3.3 KiB
C#
using Cryville.Common.Pdt;
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using System;
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using System.Collections.Generic;
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using System.Reflection;
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namespace Cryville.Crtr.Skin {
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public class SkinInterpreter : PdtInterpreter {
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public SkinInterpreter(string src, Binder binder) : base(src, binder) { }
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readonly List<SkinSelector> s = new();
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readonly HashSet<string> a = new();
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readonly List<string> k = new(2);
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protected override object InterpretKey(Type type) {
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if (typeof(SkinElement).IsAssignableFrom(type))
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return InterpretSkinElementKey();
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else if (typeof(AnimationSpan).IsAssignableFrom(type))
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return InterpretAnimationSpanKey();
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else
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return base.InterpretKey(type);
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}
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object InterpretSkinElementKey() {
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s.Clear(); a.Clear(); k.Clear();
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bool invalidKeyFlag = false, compKeyFlag = false;
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while (true) {
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int pp = Position;
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switch (cc) {
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case '@':
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GetChar();
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a.Add(GetIdentifier());
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break;
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case '$':
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GetChar();
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s.Add(new SkinSelector.CreateObject());
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invalidKeyFlag = true;
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break;
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case '.':
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GetChar();
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if (cc == '.') {
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GetChar();
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s.Add(new SkinSelector.AtAnchor(GetIdentifier()));
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invalidKeyFlag = true;
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}
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else {
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var p3 = GetIdentifier();
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s.Add(new SkinSelector.Anchor(p3));
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if (!invalidKeyFlag) {
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if (k.Count != 1) invalidKeyFlag = true;
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else k.Add(p3);
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}
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}
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break;
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case '>':
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GetChar();
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s.Add(new SkinSelector.Property(GetExp()));
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break;
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case ';':
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case ':':
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if (invalidKeyFlag) throw new FormatException("Invalid key format");
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return SkinPropertyKey.Construct(a, k, compKeyFlag);
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case '{':
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return new SkinSelectors(s, a);
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case '}':
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throw new FormatException("Invalid token");
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case '*':
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GetChar();
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compKeyFlag = true;
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break;
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default:
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var p4 = GetIdentifier();
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s.Add(new SkinSelector.ElementType(p4));
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if (!invalidKeyFlag) {
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if (k.Count != 0) invalidKeyFlag = true;
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else k.Add(p4);
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}
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break;
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}
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ws();
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if (Position == pp) throw new FormatException("Invalid selector or key format");
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}
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}
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object InterpretAnimationSpanKey() {
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if ((ct & CharCategory.Digit) != 0 || cc == ',') {
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float start = 0, end = 1;
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if (cc != ',') {
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start = float.Parse(GetNumber());
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ws(); if (cc != ',') throw new FormatException("Invalid span format");
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}
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GetChar(); ws();
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if (cc != '{') end = float.Parse(GetNumber());
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ws();
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if (cc != '{') throw new FormatException("Invalid span format");
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return new Clip(start, end);
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}
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a.Clear(); k.Clear();
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while (true) {
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int pp = Position;
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switch (cc) {
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case '.':
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GetChar();
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if (k.Count != 1)
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throw new FormatException("Invalid key format");
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k.Add(GetIdentifier());
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break;
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case ';':
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case ':':
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return SkinPropertyKey.Construct(a, k, false);
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case '{':
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throw new FormatException("Invalid token");
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case '}':
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throw new FormatException("Invalid token");
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default:
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if (k.Count != 0)
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throw new FormatException("Invalid key format");
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k.Add(GetIdentifier());
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break;
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}
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ws();
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if (Position == pp) throw new FormatException("Invalid selector or key format");
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}
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}
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}
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}
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