cpp_photon/include/Application.hpp
2005-02-16 06:58:05 +00:00

101 lines
2.8 KiB
C++

//This file is part of Photon (http://photon.sourceforge.net)
//Copyright (C) 2004-2005 James Turk
//
// Author:
// James Turk (jpt2433@rit.edu)
//
// Version:
// $Id: Application.hpp,v 1.3 2005/02/16 06:58:05 cozman Exp $
#ifndef PHOTON_APPLICATION_HPP
#define PHOTON_APPLICATION_HPP
#include <vector>
#include <string>
#include "types.hpp"
#include "util/VersionInfo.hpp"
namespace photon
{
// Class: Application
// Main class, from which all applications using Photon should be derived.
// Derived classes are made entrypoint via <ENTRYPOINT>.
class Application
{
// Group: (Con/De)structors
public:
// Function: Application
// Default constructor, initializes the internal state & dependencies.
Application();
// Function: ~Application
// Default destructor, shuts down dependencies.
virtual ~Application();
// Function: main
// Pure virtual, must be defined by derived class, using some preprocessor
// magic (<MAINCLASS>) on the derived class
// this becomes the entry point for a Amph application.
//
// Parameters:
// args - <ArgList> containing arguments passed to program.
//
// Returns: 0 upon success, other upon failure.
// (Same as main in Standard C/C++).
//
// See Also:
// <ENTRYPOINT>
virtual int main(StrVec args)=0;
// Group: API Initialization
private:
// Function: ensureVersion
// Checks a version of a library against the required version, throws
// an APIError if the version is not met.
//
// Parameters:
// library - Name of library being initialized.
// version - Version of library being used.
// required - Required version of library.
void ensureVersion(const std::string& library,
const util::VersionInfo& version,
const util::VersionInfo& required);
// Function: initPhysFS
// Initialize PhysFS for use.
//
// Parameters:
// arg0 - Path to application (argv[0])
util::VersionInfo initPhysFS(const char* arg0);
// Function: initGLFW
// Initialize GLFW for use.
util::VersionInfo initGLFW();
// Behind the scenes
public:
// Function: setInitOptions(const char* arg0)
// Internal use function, used to set initialization options.
// (params not documented since function signature is subject to change and
// should not be relied on by user-level code)
static void setInitOptions(const char* appPath);
// Data Members
private:
// Variable: photonVer_
// Contains version identifier for photon.
util::VersionInfo photonVer_;
// Variable: arg0_
// Contains 0th argument from command line, obtained via <setInitOptions>
// and used by PhysFS initialization.
static std::string arg0_;
};
}
#endif //PHOTON_APPLICATION_HPP