Files
NazaraEngine/src/NazaraSDK/Application.cpp
2020-09-25 19:31:01 +02:00

108 lines
2.5 KiB
C++

// Copyright (C) 2020 Jérôme Leclercq
// This file is part of the "Nazara Development Kit"
// For conditions of distribution and use, see copyright notice in Prerequisites.hpp
#include <NazaraSDK/Application.hpp>
#include <Nazara/Core/Log.hpp>
#include <Nazara/Core/StringExt.hpp>
#include <regex>
#ifndef NDK_SERVER
#include <Nazara/Utility/SimpleTextDrawer.hpp>
#include <NazaraSDK/Components/NodeComponent.hpp>
#endif
namespace Ndk
{
/*!
* \ingroup NDK
* \class Ndk::Application
* \brief NDK class that represents the application, it offers a set of tools to ease the development
*/
/*!
* \brief Constructs an Application object with command-line arguments
*
* Pass the argc and argv arguments from the main function.
*
* Command-line arguments can be retrieved by application methods
*
* This calls Sdk::Initialize()
*
* \remark Only one Application instance can exist at a time
*/
Application::Application(int argc, char* argv[]) :
Application()
{
std::regex optionRegex(R"(-(\w+))");
std::regex valueRegex(R"(-(\w+)\s*=\s*(.+))");
std::smatch results;
for (int i = 1; i < argc; ++i)
{
std::string argument(argv[i]);
if (std::regex_match(argument, results, valueRegex))
{
std::string key = Nz::ToLower(results[1].str());
std::string value(results[2].str());
m_parameters[key] = value;
NazaraDebug("Registred parameter from command-line: " + key + "=" + value);
}
else if (std::regex_match(argument, results, optionRegex))
{
std::string option(results[1].str());
m_options.insert(option);
NazaraDebug("Registred option from command-line: " + option);
}
else
NazaraWarning("Ignored command-line argument #" + Nz::NumberToString(i) + " \"" + argument + '"');
}
}
/*!
* \brief Runs the application by updating worlds, taking care about windows, ...
*/
bool Application::Run()
{
#ifndef NDK_SERVER
bool hasAtLeastOneActiveWindow = false;
auto it = m_windows.begin();
while (it != m_windows.end())
{
Nz::Window& window = *it->window;
window.ProcessEvents();
if (!window.IsOpen(true))
{
it = m_windows.erase(it);
continue;
}
hasAtLeastOneActiveWindow = true;
++it;
}
if (m_exitOnClosedWindows && !hasAtLeastOneActiveWindow)
return false;
#endif
if (m_shouldQuit)
return false;
m_updateTime = m_updateClock.Restart() / 1'000'000.f;
for (World& world : m_worlds)
world.Update(m_updateTime);
return true;
}
Application* Application::s_application = nullptr;
}