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+/*
+ This file is part of the MinGfx Project.
+ 
+ Copyright (c) 2017,2018 Regents of the University of Minnesota.
+ All Rights Reserved.
+ 
+ Original Author(s) of this File:
+	Dan Keefe, 2018, University of Minnesota
+	
+ Author(s) of Significant Updates/Modifications to the File:
+	...
+ */
+
+#ifndef SRC_PLATFORM_H_
+#define SRC_PLATFORM_H_
+
+#include <string>
+#include <vector>
+
+namespace mingfx {
+    
+    
+/** Provides access to the underlying file system and other platform-specific 
+ routines.
+ */
+class Platform {
+public:
+    
+    /// True if filename is found and can be opened for reading on the system
+    static bool FileExists(const std::string &filename);
+ 
+    /* Looks for a file named basename in each of the paths specified.  If found,
+     the full path to the file is returned.  If not found, then basename is returned.
+     Example:
+     ~~~
+     std::vector<std::string> search_path;
+     search_path.push_back(".");
+     search_path.push_back("./data");
+     search_path.push_back("./shaders");
+     search_path.push_back("/usr/local/share/blah/blah/data");
+     
+     std::string file = Platform::findFile("mydata.csv", search_path);
+     ~~~
+     */
+    static std::string FindFile(const std::string &basename, const std::vector<std::string> &searchpath);
+
+    /* Looks for a file named basename in each of the paths specified in a semi-colon
+     separated list.  If found, the full path to the file is returned.  If not found, 
+     then basename is returned. Example:
+     ~~~
+     std::string search_path = ".;./data;./shaders;/usr/local/share/blah/blah/data";
+     std::string file = Platform::findFile("mydata.csv", search_path);
+     ~~~
+     */
+    static std::string FindFile(const std::string &basename, const std::string &searchpath);
+
+    /** Searches for a data file that ships with MinGfx.  This will look in the
+     following locations in order:
+     1. the current working directory.
+     2. a subdirectory called data within the current working directory.
+     3. the installed data directory INSTALL_PREFIX/share/MinGfx-1.0/data.
+     4. the data directory in the MinGfx build tree.
+     If the file is found, the full path is returned, else basename is returned.
+     */
+    static std::string FindMinGfxDataFile(const std::string &basename);
+
+    /** Searches for a shader file that ships with MinGfx.  This will look in the
+     following locations in order:
+     1. the current working directory.
+     2. a subdirectory called shaders within the current working directory.
+     3. the installed shaders directory INSTALL_PREFIX/share/MinGfx-1.0/shaders.
+     4. the shaders directory in the MinGfx build tree.
+     If the file is found, the full path is returned, else basename is returned.
+     */
+    static std::string FindMinGfxShaderFile(const std::string &basename);
+    
+private:
+};
+
+
+} // end namespace
+
+#endif