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1 // This file is a part of the Relic Tools and is copyright 2006-2018 IBBoard.
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2 //
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3 // The file and the library/program it is in are licensed under the GNU GPL license, either version 3 of the License or (at your option) any later version. Please see COPYING for more information and the full license.
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4 using System;
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5 using System.IO;
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6 using IBBoard.Graphics;
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7 using IBBoard.Relic.RelicTools.Exceptions;
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8
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9 namespace IBBoard.Relic.RelicTools
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10 {
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11 /// <summary>
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12 /// Summary description for ChunkyDataPTBD.
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13 /// </summary>
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14 public class ChunkyDataPTBD : ChunkyDataLayer
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15 {
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16 const float size_x = 64;
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17 const float size_y = 64;
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18 float x;
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19 float y;
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20
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21 public ChunkyDataPTBD(int version_in, string name_in, byte[] innerData):base("PTBD", version_in, name_in)
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22 {
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23 x = BitConverter.ToSingle(innerData,0);
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24 y = BitConverter.ToSingle(innerData,4);
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25 }
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26
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27 public float Pos_x
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28 {
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29 get{ return x; }
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30 }
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31
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32 public float Pos_y
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33 {
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34 get{ return y; }
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35 }
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36
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37 public float Height
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38 {
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39 get{ return size_y; }
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40 }
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41
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42 public float Width
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43 {
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44 get{ return size_x; }
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45 }
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46
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47 public override void Save(DirectoryInfo dir, string fileBaseName)
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48 {
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49 int width = Info.Width;
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50 int height = Info.Height;
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51
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52 float right = x+size_x;
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53 float top = y+size_y;
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54
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55 if (((int)right)>width || ((int)top)>height)
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56 {
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57 throw new InvalidChunkException("Badge layer contains an invalid badge position");
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58 }
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59
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60 //create the TGA
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61 int fileLength = width*height;
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62 byte [] file = new byte[fileLength];
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63
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64 int pos = 0;
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65
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66 for (int i = 0; i<height; i++)
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67 {
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68 for (int j = 0; j<width; j++)
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69 {
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70 if (x<=j && j<right && y<=i && i<top)
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71 {
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72 file[pos] = byte.MaxValue;
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73 }
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74 else
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75 {
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76 file[pos] = byte.MinValue;
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77 }
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78
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79 pos++;
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80 }
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81 }
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82
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83 //save the TGA
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84 FileStream str = new FileStream(dir.FullName.TrimEnd(Path.DirectorySeparatorChar)+Path.DirectorySeparatorChar+fileBaseName+"_Badge.tga", FileMode.Create);
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85 BinaryWriter bw = new BinaryWriter(str);
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86 bw.Write(TGA_Greyscale_Header_a);
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87 bw.Write((ushort)width);
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88 bw.Write((ushort)height);
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89 bw.Write(TGA_Greyscale_Header_b);
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90 bw.Write(file);
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91 bw.Flush();
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92 bw.Close();
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93 }
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94
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95 public static ChunkyDataPTBD CreateFromTGA(int version, string name, byte[] tgaData)
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96 {
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97 //check image type code
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98 if (tgaData[2]!=0x03)
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99 {
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100 bool worked = false;
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101
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102 if (tgaData[1] == 0x01 && tgaData[2] == 0x01)
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103 {
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104 tgaData = ImageConverter.ColourMapToGreyscale(tgaData);
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105 worked = true;
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106 }
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107
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108
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109 if (!worked)
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110 {
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111 ImageConverter.MapEncStruct format = ImageConverter.getMapEncStruct(tgaData[2]);
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112 throw new InvalidFileException("_badge.tga must be an unencoded unmapped monochrome Targa image.\r\n"+
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113 " Image type: "+format.formatType+"\r\n"+
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114 " Image encoded: "+((format.isEncoded)?"yes":"no")+"\r\n"+
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115 " Colour mapped: "+((format.isMapped)?"yes":"no"));
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116 }
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117 }
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118
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119 //check colour depth
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120 if (tgaData[16]!=0x08)
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121 {
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122 throw new InvalidFileException("_badge.tga must be an 8-bit Targa image. Image was "+tgaData[16]+"-bit.");
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123 }
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124
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125 float pos_x = float.MinValue;
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126 float pos_y = float.MinValue;
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127 int width = (int)tgaData[12]+(((int)tgaData[13])<<8);
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128 int height = (int)tgaData[14]+(((int)tgaData[15])<<8);
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129 int currPos = 0;
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130 int size_x_int = (int)size_x;
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131
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132 for (currPos = 18; currPos<tgaData.Length; currPos+=size_x_int)
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133 {
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134 //try to find our badge;
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135 if (tgaData[currPos]==byte.MaxValue)
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136 {
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137 pos_y = (float)((currPos-18)/width);
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138 pos_x = (float)(currPos-18-(pos_y*width));
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139 break;
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140 }
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141 }
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142
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143 if (pos_y!=float.MinValue)
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144 {
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145 int maxPossibleEnd = currPos+width;
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146 int extra = 0;
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147
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148 while (currPos<maxPossibleEnd && tgaData[currPos]==byte.MaxValue)
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149 {
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150 currPos++;
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151 extra++;
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152 }
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153
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154 //check where the left hand side should start
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155 if (pos_x>0 && (tgaData[currPos-size_x_int]!=byte.MaxValue || tgaData[currPos-size_x_int-1]!=byte.MinValue))
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156 {
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157 throw new InvalidFileException("Badge is is not the correct width or is not a solid white square");
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158 }
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159 else
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160 {
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161 pos_x = pos_x+extra-size_x;
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162 }
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163
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164 //and check for the top - not all of the block, just assume a left and bottom side are OK
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165 int aboveTop = currPos-size_x_int+(width*(int)size_y);
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166 for (int i = currPos-size_x_int; i<=aboveTop && i<tgaData.Length; i+= width)
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167 {
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168 if (tgaData[i]!=byte.MaxValue && i!=aboveTop)
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169 {
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170 throw new InvalidFileException("Badge area is too small. Badge must be 64px by 64px");
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171 }
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172 }
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173
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174 //if we got here, it's all OK
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175
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176 byte[] data = new byte[16];
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177
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178 BitConverter.GetBytes(pos_x).CopyTo(data, 0);
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179 BitConverter.GetBytes(pos_y).CopyTo(data, 4);
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180 BitConverter.GetBytes(size_x).CopyTo(data, 8);
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181 BitConverter.GetBytes(size_y).CopyTo(data, 12);
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182
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183 return new ChunkyDataPTBD(version, name, data);
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184 }
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185 else
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186 {
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187 return null;
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188 }
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189 }
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190
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191 public override bool Savable
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192 {
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193 get
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194 {
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195 return true;
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196 }
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197 }
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198
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199 public override int DataLength
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200 {
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201 get
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202 {
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203 return 16;
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204 }
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205 }
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206
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207 public override byte[] GetDataBytes()
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208 {
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209 byte[] data = new byte[16];
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210 BitConverter.GetBytes(x).CopyTo(data, 0);
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211 BitConverter.GetBytes(y).CopyTo(data, 4);
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212 BitConverter.GetBytes(size_x).CopyTo(data, 8);
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213 BitConverter.GetBytes(size_y).CopyTo(data, 12);
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214 return data;
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215 }
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216
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217 public override string GetDisplayDetails()
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218 {
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219 return base.GetBaseDisplayDetails()+Environment.NewLine+
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220 "------------"+Environment.NewLine+
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221 "X:\t\t"+x+Environment.NewLine+
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222 "Y:\t\t"+y+Environment.NewLine+
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223 "Width:\t\t"+size_x+Environment.NewLine+
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224 "Height:\t\t"+size_y;
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225 }
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226 }
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227 } |
