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annotate mde/mergetag/DataSet.d @ 26:611f7b9063c6

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Changed the licensing and removed a few dead files. Changed licensing to "GPL version 2 or later" to avoid future compatibility issues. Also a unittest fix to the previous commit. committer: Diggory Hardy <diggory.hardy@gmail.com>
author Diggory Hardy <diggory.hardy@gmail.com>
date Thu, 03 Apr 2008 18:15:02 +0100
parents 5f90774ea1ef
children 61ea26abe4dd
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5f90774ea1ef Applied the GNU GPL v2 to mde.
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1 /* LICENSE BLOCK
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2 Part of mde: a Modular D game-oriented Engine
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3 Copyright © 2007-2008 Diggory Hardy
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5 This program is free software: you can redistribute it and/or modify it under the terms
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6 of the GNU General Public License as published by the Free Software Foundation, either
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7 version 2 of the License, or (at your option) any later version.
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9 This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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10 without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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11 See the GNU General Public License for more details.
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13 You should have received a copy of the GNU General Public License
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14 along with this program. If not, see <http://www.gnu.org/licenses/>. */
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16 /** This module contains the mergetag DataSet class, used for all reading and writing operations.
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17 */
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18 module mde.mergetag.DataSet;
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20 // package imports
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21 public import mde.mergetag.iface.IDataSection;
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22 import mde.mergetag.DefaultData;
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23 import mde.mergetag.exception;
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26 /**************************************************************************************************
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27 * Data class; contains a DataSection class instance for each loaded section of a file.
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28 *
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29 * Stored data is available for direct access via header and sec; all functions are just helper
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30 * functions.
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31 *
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32 * Any class implementing IDataSection may be used to store data; by default a DefaultData class is
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33 * used when reading a file. Another class may be used by creating the sections before reading the
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34 * file or passing the reader a function to create the sections (see Reader.dataSecCreator).
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35 *
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36 * Could be a struct, except that structs are value types (not reference types).
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37 */
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38 class DataSet
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39 {
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40 DefaultData header; /// Header section.
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41 IDataSection[ID] sec; /// Dynamic array of sections
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43 /// Template to return all sections of a child-class type.
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44 T[ID] getSections (T : IDataSection) () {
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45 T[ID] ret;
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46 foreach (ID id, IDataSection s; sec) {
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47 T x = cast(T) s;
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48 if (x) ret[id] = x; // if non-null
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49 }
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50 return ret;
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51 }
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52 }
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54 debug (mdeUnitTest) {
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55 import tango.util.log.Log : Log, Logger;
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57 private Logger logger;
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58 static this() {
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59 logger = Log.getLogger ("mde.mergetag.DataSet");
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60 }
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62 unittest { // Only covers DataSet really.
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63 DataSet ds = new DataSet;
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64 ds.sec[cast(ID)"test"] = new DefaultData;
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65 assert (ds.getSections!(DefaultData)().length == 1);
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66 ds.sec[cast(ID)"test"].addTag ("int",cast(ID)"T"," -543 ");
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67 assert (ds.getSections!(DefaultData)()[cast(ID)"test"]._int[cast(ID)"T"] == -543);
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68
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69 logger.info ("Unittest complete.");
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70 }
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71 }