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<div class="title">rawdatadat2.cpp</div> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/***************************************************************************</span>
<a name="l00002"></a>00002 <span class="comment"> * Copyright (C) 2005-2008 by the FIFE team *</span>
<a name="l00003"></a>00003 <span class="comment"> * http://www.fifengine.de *</span>
<a name="l00004"></a>00004 <span class="comment"> * This file is part of FIFE. *</span>
<a name="l00005"></a>00005 <span class="comment"> * *</span>
<a name="l00006"></a>00006 <span class="comment"> * FIFE is free software; you can redistribute it and/or *</span>
<a name="l00007"></a>00007 <span class="comment"> * modify it under the terms of the GNU Lesser General Public *</span>
<a name="l00008"></a>00008 <span class="comment"> * License as published by the Free Software Foundation; either *</span>
<a name="l00009"></a>00009 <span class="comment"> * version 2.1 of the License, or (at your option) any later version. *</span>
<a name="l00010"></a>00010 <span class="comment"> * *</span>
<a name="l00011"></a>00011 <span class="comment"> * This library is distributed in the hope that it will be useful, *</span>
<a name="l00012"></a>00012 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of *</span>
<a name="l00013"></a>00013 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *</span>
<a name="l00014"></a>00014 <span class="comment"> * Lesser General Public License for more details. *</span>
<a name="l00015"></a>00015 <span class="comment"> * *</span>
<a name="l00016"></a>00016 <span class="comment"> * You should have received a copy of the GNU Lesser General Public *</span>
<a name="l00017"></a>00017 <span class="comment"> * License along with this library; if not, write to the *</span>
<a name="l00018"></a>00018 <span class="comment"> * Free Software Foundation, Inc., *</span>
<a name="l00019"></a>00019 <span class="comment"> * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *</span>
<a name="l00020"></a>00020 <span class="comment"> ***************************************************************************/</span>
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="comment">// Standard C++ library includes</span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <algorithm></span>
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="comment">// 3rd party library includes</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <boost/scoped_array.hpp></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <boost/scoped_ptr.hpp></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <zlib.h></span>
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="comment">// FIFE includes</span>
<a name="l00031"></a>00031 <span class="comment">// These includes are split up in two parts, separated by one empty line</span>
<a name="l00032"></a>00032 <span class="comment">// First block: files included from the FIFE root src directory</span>
<a name="l00033"></a>00033 <span class="comment">// Second block: files included from the same folder</span>
<a name="l00034"></a>00034 <span class="preprocessor">#include "vfs/raw/rawdata.h"</span>
<a name="l00035"></a>00035 <span class="preprocessor">#include "vfs/vfs.h"</span>
<a name="l00036"></a>00036 <span class="preprocessor">#include "util/base/exception.h"</span>
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="preprocessor">#include "rawdatadat2.h"</span>
<a name="l00039"></a>00039
<a name="l00040"></a>00040 <span class="keyword">namespace </span>FIFE {
<a name="l00041"></a>00041
<a name="l00042"></a><a class="code" href="class_f_i_f_e_1_1_raw_data_d_a_t2.html#a0b4277c6777041bd07ddeaf80489f824">00042</a> <a class="code" href="class_f_i_f_e_1_1_raw_data_d_a_t2.html#a0b4277c6777041bd07ddeaf80489f824">RawDataDAT2::RawDataDAT2</a>(<a class="code" href="class_f_i_f_e_1_1_v_f_s.html">VFS</a>* vfs, <span class="keyword">const</span> std::string& datfile, <span class="keyword">const</span> <a class="code" href="struct_f_i_f_e_1_1_raw_data_d_a_t2_1_1s__info.html">s_info</a>& info) :
<a name="l00043"></a>00043 <a class="code" href="class_f_i_f_e_1_1_raw_data_mem_source.html">RawDataMemSource</a>(info.unpackedLength) {
<a name="l00044"></a>00044
<a name="l00045"></a>00045 boost::scoped_ptr<RawData> input (vfs-><a class="code" href="class_f_i_f_e_1_1_v_f_s.html#ac467a514cc9f2b7099ab942c66260114">open</a>(datfile));
<a name="l00046"></a>00046 input->setIndex(info.offset);
<a name="l00047"></a>00047
<a name="l00048"></a>00048 <span class="keywordflow">if</span> (info.type == 1) { <span class="comment">// compressed</span>
<a name="l00049"></a>00049 boost::scoped_array<uint8_t> compressed(<span class="keyword">new</span> uint8_t[info.packedLength]);
<a name="l00050"></a>00050 input->readInto(compressed.get(), info.packedLength);
<a name="l00051"></a>00051
<a name="l00052"></a>00052 uLongf dstlen = info.unpackedLength;
<a name="l00053"></a>00053 <span class="keywordflow">if</span> (uncompress(<a class="code" href="class_f_i_f_e_1_1_raw_data_mem_source.html#a135b006eb6c25fccd78b12c9adb23c5a">getRawData</a>(), &dstlen, compressed.get(), info.packedLength) != Z_OK || dstlen != info.unpackedLength) {
<a name="l00054"></a>00054 <span class="keywordflow">throw</span> InvalidFormat(<span class="stringliteral">"failed to decompress "</span> + info.name + <span class="stringliteral">" (inside: "</span> + datfile + <span class="stringliteral">")"</span>);
<a name="l00055"></a>00055 }
<a name="l00056"></a>00056 } <span class="keywordflow">else</span> {
<a name="l00057"></a>00057 input->readInto(<a class="code" href="class_f_i_f_e_1_1_raw_data_mem_source.html#a135b006eb6c25fccd78b12c9adb23c5a">getRawData</a>(), info.unpackedLength);
<a name="l00058"></a>00058 }
<a name="l00059"></a>00059 }
<a name="l00060"></a>00060
<a name="l00061"></a>00061 }
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