60 lines
1.7 KiB
C#
60 lines
1.7 KiB
C#
using Cryville.Common.Pdt;
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using System;
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namespace Cryville.Crtr {
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public abstract class PropSrc {
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int _type;
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byte[] _buf = null;
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public void Get(out int type, out byte[] value) {
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if (_buf == null) InternalGet(out _type, out _buf);
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type = _type;
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value = _buf;
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}
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protected abstract void InternalGet(out int type, out byte[] value);
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public class Arbitrary : PropSrc {
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readonly new int _type;
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readonly byte[] _value;
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public Arbitrary(int type, byte[] value) {
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_type = type;
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_value = value;
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}
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protected override void InternalGet(out int type, out byte[] value) {
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type = _type;
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value = _value;
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}
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}
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public class Boolean : PropSrc {
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readonly Func<bool> _cb;
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public Boolean(Func<bool> cb) { _cb = cb; }
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protected override void InternalGet(out int type, out byte[] value) {
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type = PdtInternalType.Number;
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value = new byte[] { _cb() ? (byte)1 : (byte)0, 0, 0, 0 };
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}
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}
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public class Float : PropSrc {
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readonly Func<float> _cb;
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public Float(Func<float> cb) { _cb = cb; }
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protected override void InternalGet(out int type, out byte[] value) {
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type = PdtInternalType.Number;
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value = BitConverter.GetBytes(_cb());
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}
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}
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public class String : PropSrc {
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readonly Func<string> _cb;
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public String(Func<string> cb) { _cb = cb; }
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protected override unsafe void InternalGet(out int type, out byte[] value) {
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type = PdtInternalType.String;
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var v = _cb();
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int strlen = v.Length;
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value = new byte[strlen * sizeof(char) + sizeof(int)];
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fixed (byte* _ptr = value) {
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char* ptr = (char*)(_ptr + sizeof(int));
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*(int*)_ptr = strlen;
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int i = 0;
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foreach (var c in v) ptr[i++] = c;
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}
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}
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}
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}
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}
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