Fugashi/MainForm.cs

   1 /*\r
   2  *      Fugashi Project\r
   3  *\r
   4  *      This software is distributed under a BSD-style license.\r
   5  *      See license.txt for more information.\r
   6  */\r
   7 \r
   8 using System;\r
   9 using System.Collections.Generic;\r
  10 using System.ComponentModel;\r
  11 using System.Data;\r
  12 using System.Drawing;\r
  13 using System.Text;\r
  14 using System.Windows.Forms;\r
  15 \r
  16 namespace Fugashi\r
  17 {\r
  18     public partial class MainForm : Form\r
  19     {\r
  20         private BitSwitch[] bits;\r
  21         private int length = 4;\r
  22 \r
  23         public MainForm()\r
  24         {\r
  25             InitializeComponent();\r
  26 \r
  27             bits = new BitSwitch[64];\r
  28             foreach (Control c in table.Controls)\r
  29             {\r
  30                 if (c is BitSwitches4)\r
  31                 {\r
  32                     BitSwitches4 bs = c as BitSwitches4;\r
  33                     int i = bs.StartBit;\r
  34                     bits[i + 0] = bs.B0;\r
  35                     bits[i + 1] = bs.B1;\r
  36                     bits[i + 2] = bs.B2;\r
  37                     bits[i + 3] = bs.B3;\r
  38                 }\r
  39             }\r
  40             foreach (BitSwitch b in bits)\r
  41             {\r
  42                 b.StateChanged += BitChanged;\r
  43             }\r
  44             Font mono = new Font(FontFamily.GenericMonospace, textHex.Font.Size);\r
  45             textHex.Font = mono;\r
  46             textValue.Font = mono;\r
  47 \r
  48             PerformAutoScale();\r
  49         }\r
  50 \r
  51         private void radioUint_CheckedChanged(object sender, EventArgs e)\r
  52         {\r
  53             if (radioUint.Checked)\r
  54             {\r
  55                 UpdateValue(GetBytes());\r
  56             }\r
  57         }\r
  58 \r
  59         private void radioInt_CheckedChanged(object sender, EventArgs e)\r
  60         {\r
  61             if (radioInt.Checked)\r
  62             {\r
  63                 UpdateValue(GetBytes());\r
  64             }\r
  65         }\r
  66 \r
  67         private void radioFloat_CheckedChanged(object sender, EventArgs e)\r
  68         {\r
  69             if (radioFloat.Checked)\r
  70             {\r
  71                 radio1B.Enabled = false;\r
  72                 radio2B.Enabled = false;\r
  73                 if (radio1B.Checked || radio2B.Checked)\r
  74                 {\r
  75                     radio4B.Checked = true;\r
  76                 }\r
  77                 SetForFloatingPoint(radio8B.Checked);\r
  78                 UpdateValue(GetBytes());\r
  79             }\r
  80             else\r
  81             {\r
  82                 SetForInteger();\r
  83                 radio1B.Enabled = true;\r
  84                 radio2B.Enabled = true;\r
  85             }\r
  86         }\r
  87 \r
  88         private void MainForm_Load(object sender, EventArgs e)\r
  89         {\r
  90             radioUint.Checked = true;\r
  91             radio4B.Checked = true;\r
  92             BitChanged(null, null);\r
  93         }\r
  94 \r
  95         private void SetForFloatingPoint(bool isDouble)\r
  96         {\r
  97             for (int i = 23; i < 31; ++i)\r
  98             {\r
  99                 bits[i].IsExponential = !isDouble;\r
 100             }\r
 101             for (int i = 52; i < 63; ++i)\r
 102             {\r
 103                 bits[i].IsExponential = isDouble;\r
 104             }\r
 105         }\r
 106 \r
 107         private void SetForInteger()\r
 108         {\r
 109             for (int i = 0; i < 64; ++i)\r
 110             {\r
 111                 bits[i].IsExponential = false;\r
 112             }\r
 113         }\r
 114 \r
 115         private byte[] GetBytes()\r
 116         {\r
 117             byte[] b = new Byte[8];\r
 118             int i = 0;\r
 119             for (int j = 0; j < 8; ++j)\r
 120             {\r
 121                 b[j] = 0;\r
 122                 i += 8;\r
 123                 for (int k = 0; k < 8; ++k)\r
 124                 {\r
 125                     b[j] = (byte)(b[j] << 1 | (bits[--i].State ? 1 : 0));\r
 126                 }\r
 127                 i += 8;\r
 128             }\r
 129             return b;\r
 130         }\r
 131 \r
 132         private long ToInt64(byte[] bytes)\r
 133         {\r
 134             switch (length)\r
 135             {\r
 136                 case 1:\r
 137                     return (sbyte)bytes[0];\r
 138                 case 2:\r
 139                     return BitConverter.ToInt16(bytes, 0);\r
 140                 case 4:\r
 141                     return BitConverter.ToInt32(bytes, 0);\r
 142                 case 8:\r
 143                     return BitConverter.ToInt64(bytes, 0);\r
 144             }\r
 145             return 0;\r
 146         }\r
 147 \r
 148         private ulong ToUInt64(byte[] bytes)\r
 149         {\r
 150             switch (length)\r
 151             {\r
 152                 case 1:\r
 153                     return bytes[0];\r
 154                 case 2:\r
 155                     return BitConverter.ToUInt16(bytes, 0);\r
 156                 case 4:\r
 157                     return BitConverter.ToUInt32(bytes, 0);\r
 158                 case 8:\r
 159                     return BitConverter.ToUInt64(bytes, 0);\r
 160             }\r
 161             return 0;\r
 162         }\r
 163 \r
 164         private void radio8B_CheckedChanged(object sender, EventArgs e)\r
 165         {\r
 166             if (radio8B.Checked)\r
 167             {\r
 168                 SetLength(8);\r
 169                 if (radioFloat.Checked)\r
 170                 {\r
 171                     SetForFloatingPoint(true);\r
 172                     UpdateValue(GetBytes());\r
 173                 }\r
 174             }\r
 175         }\r
 176 \r
 177         private void radio4B_CheckedChanged(object sender, EventArgs e)\r
 178         {\r
 179             if (radio4B.Checked)\r
 180             {\r
 181                 SetLength(4);\r
 182                 if (radioFloat.Checked)\r
 183                 {\r
 184                     SetForFloatingPoint(false);\r
 185                     UpdateValue(GetBytes());\r
 186                 }\r
 187             }\r
 188         }\r
 189 \r
 190         private void radio2B_CheckedChanged(object sender, EventArgs e)\r
 191         {\r
 192             if (radio2B.Checked)\r
 193             {\r
 194                 SetLength(2);\r
 195             }\r
 196         }\r
 197 \r
 198         private void radio1B_CheckedChanged(object sender, EventArgs e)\r
 199         {\r
 200             if (radio1B.Checked)\r
 201             {\r
 202                 SetLength(1);\r
 203                 UpdateValue(GetBytes());\r
 204             }\r
 205         }\r
 206 \r
 207         private void SetLength(int length)\r
 208         {\r
 209             this.length = length;\r
 210             int b = length * 8;\r
 211             for (int i = 8; i < b; ++i)\r
 212             {\r
 213                 bits[i].Enabled = true;\r
 214             }\r
 215             for (int i = b; i < 64; ++i)\r
 216             {\r
 217                 bits[i].Enabled = false;\r
 218             }\r
 219             if (radioFloat.Checked)\r
 220             {\r
 221                 textValue_TextChanged(null, null);\r
 222             }\r
 223             else\r
 224             {\r
 225                 BitChanged(null, null);\r
 226             }\r
 227         }\r
 228 \r
 229         private void BitChanged(object sender, EventArgs e)\r
 230         {\r
 231             byte[] b = GetBytes();\r
 232             UpdateValue(b);\r
 233             UpdateHex(b);\r
 234         }\r
 235 \r
 236         private void UpdateValue(byte[] bytes)\r
 237         {\r
 238             if (radioUint.Checked)\r
 239             {\r
 240                 textValue.Text = ToUInt64(bytes).ToString();\r
 241             }\r
 242             else if (radioInt.Checked)\r
 243             {\r
 244                 textValue.Text = ToInt64(bytes).ToString();\r
 245             }\r
 246             else if (radioFloat.Checked)\r
 247             {\r
 248                 if (length == 4)\r
 249                 {\r
 250                     float value = BitConverter.ToSingle(bytes, 0);\r
 251                     textValue.Text = value.ToString("g8");\r
 252                 }\r
 253                 else\r
 254                 {\r
 255                     double value = BitConverter.ToDouble(bytes, 0);\r
 256                     textValue.Text = value.ToString("g17");\r
 257                 }\r
 258             }\r
 259         }\r
 260 \r
 261         private void UpdateHex(byte[] bytes)\r
 262         {\r
 263             textHex.Text = "";\r
 264             for (int i = length - 1; i >= 0; --i)\r
 265             {\r
 266                 textHex.Text += bytes[i].ToString("X2");\r
 267             }\r
 268         }\r
 269 \r
 270         private void UpdateBits(byte[] bytes)\r
 271         {\r
 272             int i = 0;\r
 273             for (int j = 0; j < length; ++j)\r
 274             {\r
 275                 int mask = 1;\r
 276                 for (int k = 0; k < 8; ++k)\r
 277                 {\r
 278                     bits[i++].SetStateWithoutEvent((bytes[j] & mask) != 0);\r
 279                     mask <<= 1;\r
 280                 }\r
 281             }\r
 282         }\r
 283 \r
 284         private void UpdateAll(byte[] bytes)\r
 285         {\r
 286             UpdateBits(bytes);\r
 287             UpdateValue(bytes);\r
 288             UpdateHex(bytes);\r
 289         }\r
 290 \r
 291         private void textHex_TextChanged(object sender, EventArgs e)\r
 292         {\r
 293             if (!textHex.Focused)\r
 294             {\r
 295                 return;\r
 296             }\r
 297             ulong value;\r
 298             UInt64.TryParse(textHex.Text,\r
 299                 System.Globalization.NumberStyles.HexNumber, null, out value);\r
 300             byte[] b = BitConverter.GetBytes(value);\r
 301             UpdateBits(b);\r
 302             UpdateValue(b);\r
 303         }\r
 304 \r
 305         private void textValue_TextChanged(object sender, EventArgs e)\r
 306         {\r
 307             string text = textValue.Text;\r
 308             if (!textValue.Focused && sender != null)\r
 309             {\r
 310                 return;\r
 311             }\r
 312             byte[] b;\r
 313             if (radioUint.Checked)\r
 314             {\r
 315                 ulong value;\r
 316                 UInt64.TryParse(text, out value);\r
 317                 b = BitConverter.GetBytes(value);\r
 318             }\r
 319             else if (radioInt.Checked)\r
 320             {\r
 321                 long value;\r
 322                 Int64.TryParse(text, out value);\r
 323                 b = BitConverter.GetBytes(value);\r
 324             }\r
 325             else if (radioFloat.Checked && length == 4)\r
 326             {\r
 327                 float value;\r
 328                 Single.TryParse(text, out value);\r
 329                 b = BitConverter.GetBytes(value);\r
 330             }\r
 331             else if (radioFloat.Checked && length == 8)\r
 332             {\r
 333                 double value;\r
 334                 Double.TryParse(text, out value);\r
 335                 b = BitConverter.GetBytes(value);\r
 336             }\r
 337             else\r
 338             {\r
 339                 throw new Exception();\r
 340             }\r
 341             UpdateBits(b);\r
 342             UpdateHex(b);\r
 343         }\r
 344 \r
 345         private void buttonInc_Click(object sender, EventArgs e)\r
 346         {\r
 347             if (radioFloat.Checked)\r
 348             {\r
 349                 if (length == 4)\r
 350                 {\r
 351                     int value = BitConverter.ToInt32(GetBytes(), 0);\r
 352                     if (value == -0x80000000)\r
 353                     {\r
 354                         value = 0;\r
 355                     }\r
 356                     else\r
 357                     {\r
 358                         value += value >= 0 ? 1 : -1;\r
 359                     }\r
 360                     UpdateAll(BitConverter.GetBytes(value));\r
 361                 }\r
 362                 else\r
 363                 {\r
 364                     long value = BitConverter.ToInt64(GetBytes(), 0);\r
 365                     if (value == (1L << 63))\r
 366                     {\r
 367                         value = 0;\r
 368                     }\r
 369                     else\r
 370                     {\r
 371                         value += value >= 0 ? 1 : -1;\r
 372                     }\r
 373                     UpdateAll(BitConverter.GetBytes(value));\r
 374                 }\r
 375             }\r
 376             else\r
 377             {\r
 378                 ulong value = BitConverter.ToUInt64(GetBytes(), 0);\r
 379                 UpdateAll(BitConverter.GetBytes(++value));\r
 380             }\r
 381         }\r
 382 \r
 383         private void buttonDec_Click(object sender, EventArgs e)\r
 384         {\r
 385             if (radioFloat.Checked)\r
 386             {\r
 387                 if (length == 4)\r
 388                 {\r
 389                     int value = BitConverter.ToInt32(GetBytes(), 0);\r
 390                     if (value == 0)\r
 391                     {\r
 392                         value = 1 << 31;\r
 393                     }\r
 394                     else\r
 395                     {\r
 396                         value -= value >= 0 ? 1 : -1;\r
 397                     }\r
 398                     UpdateAll(BitConverter.GetBytes(value));\r
 399                 }\r
 400                 else\r
 401                 {\r
 402                     long value = BitConverter.ToInt64(GetBytes(), 0);\r
 403                     if (value == 0)\r
 404                     {\r
 405                         value = 1L << 63;\r
 406                     }\r
 407                     else\r
 408                     {\r
 409                         value -= value >= 0 ? 1 : -1;\r
 410                     }\r
 411                     UpdateAll(BitConverter.GetBytes(value));\r
 412                 }\r
 413             }\r
 414             else\r
 415             {\r
 416                 ulong value = BitConverter.ToUInt64(GetBytes(), 0);\r
 417                 UpdateAll(BitConverter.GetBytes(--value));\r
 418             }\r
 419         }\r
 420 \r
 421         private void buttonClr_Click(object sender, EventArgs e)\r
 422         {\r
 423             UpdateAll(BitConverter.GetBytes((ulong)0));\r
 424         }\r
 425 \r
 426         private void buttonNot_Click(object sender, EventArgs e)\r
 427         {\r
 428             ulong value = BitConverter.ToUInt64(GetBytes(), 0);\r
 429             UpdateAll(BitConverter.GetBytes(~value));\r
 430         }\r
 431 \r
 432         private void buttonLsh_Click(object sender, EventArgs e)\r
 433         {\r
 434             ulong value = BitConverter.ToUInt64(GetBytes(), 0);\r
 435             UpdateAll(BitConverter.GetBytes(value << 1));\r
 436         }\r
 437 \r
 438         private void buttonRsh_Click(object sender, EventArgs e)\r
 439         {\r
 440             if (radioInt.Checked)\r
 441             {\r
 442                 long value = ToInt64(GetBytes());\r
 443                 UpdateAll(BitConverter.GetBytes(value >> 1));\r
 444             }\r
 445             else\r
 446             {\r
 447                 ulong value = BitConverter.ToUInt64(GetBytes(), 0);\r
 448                 UpdateAll(BitConverter.GetBytes(value >> 1));\r
 449             }\r
 450         }\r
 451 \r
 452         private void textValue_Leave(object sender, EventArgs e)\r
 453         {\r
 454             UpdateValue(GetBytes());\r
 455         }\r
 456 \r
 457         private void textHex_Leave(object sender, EventArgs e)\r
 458         {\r
 459             UpdateHex(GetBytes());\r
 460         }\r
 461 \r
 462         private void MainForm_KeyDown(object sender, KeyEventArgs e)\r
 463         {\r
 464             if (e.Alt)\r
 465             {\r
 466                 switch (e.KeyCode)\r
 467                 { \r
 468                     case Keys.V:\r
 469                         textValue.Focus();\r
 470                         break;\r
 471                     case Keys.H:\r
 472                         textHex.Focus();\r
 473                         break;\r
 474                     default:\r
 475                         return;\r
 476                 }\r
 477                 e.SuppressKeyPress = true;\r
 478             }\r
 479         }\r
 480     }\r
 481 }\r