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| 1 | +using System; |
| 2 | +using System.Collections.Generic; |
| 3 | +using System.Linq; |
| 4 | +using System.Text; |
| 5 | +using System.Threading.Tasks; |
| 6 | + |
| 7 | +namespace MiniCarLib.Core |
| 8 | +{ |
| 9 | + public class ComDataWriter |
| 10 | + { |
| 11 | + byte[] buffer; |
| 12 | + int offset; |
| 13 | + int ptr = 0; |
| 14 | + public ComDataWriter(byte[] arr, int offset) |
| 15 | + { |
| 16 | + buffer = arr; |
| 17 | + this.offset = offset; |
| 18 | + ptr = offset; |
| 19 | + } |
| 20 | + public int Pointer => ptr; |
| 21 | + |
| 22 | + public void Seek(int index) |
| 23 | + { |
| 24 | + ptr = index; |
| 25 | + } |
| 26 | + |
| 27 | + public void SeekRelevant(int index) |
| 28 | + { |
| 29 | + ptr += index; |
| 30 | + } |
| 31 | + |
| 32 | + public void SeekToStart() |
| 33 | + { |
| 34 | + ptr = offset; |
| 35 | + } |
| 36 | + public void WriteBoolean(bool b) |
| 37 | + { |
| 38 | + buffer[ptr++] = (byte)(b ? 1 : 0); |
| 39 | + } |
| 40 | + |
| 41 | + public void WriteByte(byte b) |
| 42 | + { |
| 43 | + buffer[ptr++] = b; |
| 44 | + } |
| 45 | + |
| 46 | + public void WriteHalfWord(ushort i) |
| 47 | + { |
| 48 | + buffer[ptr++] = (byte)(i >> 8); |
| 49 | + buffer[ptr++] = (byte)(i & 0xFF); |
| 50 | + } |
| 51 | + |
| 52 | + public void WriteWord(uint i) |
| 53 | + { |
| 54 | + buffer[ptr++] = (byte)(i >> 24); |
| 55 | + buffer[ptr++] = (byte)((i & 0x00FF0000) >> 16); |
| 56 | + buffer[ptr++] = (byte)((i & 0x0000FF00) >> 8); |
| 57 | + buffer[ptr++] = (byte)(i & 0x000000FF); |
| 58 | + } |
| 59 | + |
| 60 | + public void WriteByteArray(byte[] buff, int offset, int len) |
| 61 | + { |
| 62 | + Array.Copy(buff, offset, buffer, ptr, len); |
| 63 | + ptr += len; |
| 64 | + } |
| 65 | + |
| 66 | + public void WriteString(string s, Encoding en = null) |
| 67 | + { |
| 68 | + if (en is null) |
| 69 | + en = Encoding.ASCII; |
| 70 | + byte[] temp = en.GetBytes(s); |
| 71 | + Array.Copy(temp, 0, buffer, ptr, temp.Length); |
| 72 | + ptr += temp.Length; |
| 73 | + } |
| 74 | + |
| 75 | + public void WriteEnum<T>(T e) where T : Enum |
| 76 | + { |
| 77 | + buffer[ptr++] = (byte)(object)e; |
| 78 | + } |
| 79 | + } |
| 80 | +} |
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