# Visualization Library

A lightweight C++ OpenGL middleware for 2D/3D graphics

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# D:/VL/BuildSystem/VL_DISTRO/Visualization_Library_SDK/src/vlCore/FileSystem.cpp

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    00001 /**************************************************************************************/
    00002 /*                                                                                    */
    00003 /*  Visualization Library                                                             */
    00004 /*  http://www.visualizationlibrary.com                                               */
    00005 /*                                                                                    */
    00006 /*  Copyright (c) 2005-2010, Michele Bosi                                             */
    00007 /*  All rights reserved.                                                              */
    00008 /*                                                                                    */
    00009 /*  Redistribution and use in source and binary forms, with or without modification,  */
    00010 /*  are permitted provided that the following conditions are met:                     */
    00011 /*                                                                                    */
    00012 /*  - Redistributions of source code must retain the above copyright notice, this     */
    00013 /*  list of conditions and the following disclaimer.                                  */
    00014 /*                                                                                    */
    00015 /*  - Redistributions in binary form must reproduce the above copyright notice, this  */
    00016 /*  list of conditions and the following disclaimer in the documentation and/or       */
    00017 /*  other materials provided with the distribution.                                   */
    00018 /*                                                                                    */
    00019 /*  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND   */
    00020 /*  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED     */
    00021 /*  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE            */
    00022 /*  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR  */
    00023 /*  ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES    */
    00024 /*  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;      */
    00025 /*  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON    */
    00026 /*  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT           */
    00027 /*  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS     */
    00028 /*  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.                      */
    00029 /*                                                                                    */
    00030 /**************************************************************************************/
    00031
    00032 #include <vlCore/FileSystem.hpp>
    00033 #include <vlCore/DiskDirectory.hpp>
    00034 #include <vlCore/VLSettings.hpp>
    00035
    00036 using namespace vl;
    00037
    00038 //-----------------------------------------------------------------------------
    00061 ref<VirtualFile> FileSystem::locateFile(const String& full_path, const String& alternate_path) const
    00062 {
    00063   std::vector<String> paths;
    00064   paths.push_back(full_path);
    00065   if (!alternate_path.empty())
    00066     paths.push_back(alternate_path + '/' + full_path);
    00067   if( full_path.extractFileName() != full_path )
    00068   {
    00069     paths.push_back(full_path.extractFileName());
    00070     if (!alternate_path.empty())
    00071       paths.push_back(alternate_path + '/' + full_path.extractFileName());
    00072   }
    00073
    00074   for(unsigned ipath=0; ipath<paths.size(); ++ipath)
    00075   {
    00076     paths[ipath].normalizeSlashes();
    00077
    00078     // first look in the "." directory
    00079     ref<DiskFile> disk_file = new DiskFile( paths[ipath] );
    00080     if ( disk_file->exists() )
    00081       return disk_file;
    00082
    00083     // iterate backwards
    00084     for( int idir=directories()->size(); idir--; )
    00085     {
    00086       // returns the first one found
    00087       ref<VirtualFile> file  = directories()->at(idir)->file( paths[ipath] );
    00088       if (file)
    00089         return file;
    00090     }
    00091   }
    00092
    00093   return NULL;
    00094 }
    00095 //-----------------------------------------------------------------------------
    00096 ref<VirtualDirectory> FileSystem::locateDirectory(const String& name) const
    00097 {
    00098   // first look in the "." directory
    00099   ref<DiskDirectory> disk_directory = new DiskDirectory( name );
    00100   if ( disk_directory->exists() )
    00101     return disk_directory;
    00102
    00103   // iterate backwards
    00104   for( int idir=directories()->size(); idir--; )
    00105   {
    00106     // returns the first one found
    00107     ref<VirtualDirectory> dir = directories()->at(idir)->subDir(name);
    00108     if (dir)
    00109       return dir;
    00110   }
    00111
    00112   return NULL;
    00113 }
    00114 //-----------------------------------------------------------------------------
    00115 void FileSystem::listFilesRecursive(std::vector<String>& file_list ) const
    00116 {
    00117   file_list.clear();
    00118   std::vector<String> file_list_part;
    00119   // iterate backwards
    00120   for( int idir=directories()->size(); idir--; )
    00121   {
    00122     directories()->at(idir)->listFilesRecursive(file_list_part);
    00123     file_list.reserve( file_list.size() + file_list_part.size() );
    00124     for(unsigned j=0; j<file_list_part.size(); ++j)
    00125       file_list.push_back( file_list_part[j] );
    00126   }
    00127 }
    00128 //-----------------------------------------------------------------------------
    00129 void FileSystem::listFilesRecursive(std::vector<String>& file_list, const String& match) const
    00130 {
    00131   file_list.clear();
    00132   std::vector<String> file_list_part;
    00133   // iterate backwards
    00134   for( int idir=directories()->size(); idir--; )
    00135   {
    00136     directories()->at(idir)->listFilesRecursive(file_list_part, match);
    00137     file_list.reserve( file_list.size() + file_list_part.size() );
    00138     for(unsigned j=0; j<file_list_part.size(); ++j)
    00139       file_list.push_back( file_list_part[j] );
    00140   }
    00141 }
    00142 //-----------------------------------------------------------------------------

Visualization Library v2011.05.1142 Reference Documentation
Copyright 2005-2011 Michele Bosi. All rights reserved.
Updated on Thu May 26 2011 22:51:20.
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