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/* Starshatter: The Open Source Project
Copyright (c) 2021-2024, Starshatter: The Open Source Project Contributors
Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors
Copyright (c) 1997-2006, Destroyer Studios LLC.
AUTHOR: John DiCamillo
*/
#include "Game.h"
#include <cstdint>
#include "Clock.h"
#include "ContentBundle.h"
#include "Mouse.h"
#include "Panic.h"
#include "UIEventDispatch.h"
Game* Game::instance {nullptr};
Game::Game() :
status {OK},
exit_code {0},
game_mode {MENU_MODE},
active {false},
paused {false},
frame_number {0}
{
if (instance != nullptr)
throw "Game may have only one instance";
instance = this;
Clock::Init();
}
Game::~Game()
{
Clock::Close();
if (instance == this)
instance = nullptr;
}
// +--------------------------------------------------------------------+
bool
Game::Init()
{
status = OK;
if (status == OK) {
Print(" Initializing content...\n");
ContentBundle::GetInstance()->Init();
Print(" Initializing game...\n");
if (!InitGame()) {
if (Panic::Panicked())
Panic::Panic("Could not initialize the game.");
status = INIT_FAILED;
}
}
return status == OK;
}
// +--------------------------------------------------------------------+
bool
Game::InitGame()
{
return true;
}
// +--------------------------------------------------------------------+
int
Game::Run()
{
status = RUN;
Clock::GetInstance()->Set();
while (status < EXIT && !Panic::Panicked()) {
PumpEvents();
GameLoop();
}
return exit_code;
}
// +--------------------------------------------------------------------+
void
Game::Exit()
{
Print("\n\n*** Game::Exit()\n");
status = EXIT;
}
// +--------------------------------------------------------------------+
void
Game::Activate(bool f)
{
active = f;
}
// +--------------------------------------------------------------------+
void
Game::Pause(bool f)
{
paused = f;
}
// +--------------------------------------------------------------------+
void
Game::PumpEvents()
{
}
// +--------------------------------------------------------------------+
void
Game::GameLoop()
{
if (active) {
auto dispatch = UIEventDispatch::GetInstance();
if (dispatch)
dispatch->Dispatch();
}
UpdateWorld();
GameState();
UpdateScreen();
Clock::GetInstance()->Step();
frame_number++;
Mouse::w = 0;
}
// +--------------------------------------------------------------------+
void
Game::UpdateWorld()
{
}
// +--------------------------------------------------------------------+
void
Game::GameState()
{
}
// +--------------------------------------------------------------------+
void
Game::UpdateScreen()
{
}
// +--------------------------------------------------------------------+
Game*
Game::GetInstance()
{
return instance;
}
// +--------------------------------------------------------------------+
std::uint32_t
Game::Frame()
{
return frame_number;
}
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