106 lines
2.0 KiB
D
106 lines
2.0 KiB
D
module cm3d2.menu;
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import std.bitmanip;
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import std.conv;
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import std.math;
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class Menu
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{
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uint fileVersion;
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string path;
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string name;
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string category;
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string description;
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string[][] lines;
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public static Menu fromSDL(string sdl)
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{
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throw new Exception("Not implemented yet");
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}
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public static Menu fromMenu(ubyte[] data)
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{
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auto menu = new Menu();
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ubyte readByte()
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{
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auto value = data[0];
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data = data[1 .. $];
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return value;
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}
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string readString()
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{
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auto length = 0;
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ubyte[] chars;
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while (true)
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{
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auto lengthByte = readByte();
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if (length != 0 && lengthByte < 128)
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{
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break;
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}
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length = length << 8 | lengthByte;
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if (lengthByte < 128)
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{
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break;
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}
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}
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auto value = cast(string) data[0 .. length];
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data = data[length .. $];
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return value;
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}
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uint readInt()
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{
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auto value = littleEndianToNative!uint(data[0 .. 4]);
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data = data[4 .. $];
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return value;
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}
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assert(readString() == "CM3D2_MENU", "Not a valid .menu file");
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menu.fileVersion = readInt();
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menu.path = readString();
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menu.name = readString();
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menu.category = readString();
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menu.description = readString();
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assert(readInt() == data.length, "Unexpected data at end of file");
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while(data.length > 0)
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{
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string[] line;
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foreach (_; 0 .. readByte())
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{
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line ~= readString();
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}
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menu.lines ~= line;
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}
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std.stdio.writeln(menu.lines);
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return menu;
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}
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public string toMenu()
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{
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throw new Exception("Not implemented yet");
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}
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public string toSDL()
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{
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throw new Exception("Not implemented yet");
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}
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}
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