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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#include "InputHandler.h"
#include "Joystick.h"
#include <SDL.h>
#include "System/Config/ConfigHandler.h"
#include "System/Log/ILog.h"
#include "System/EventHandler.h"
CONFIG(bool, JoystickEnabled).defaultValue(true).headlessValue(false);
CONFIG(int, JoystickUse).defaultValue(0);
Joystick* stick = NULL;
void InitJoystick()
{
const bool useJoystick = configHandler->GetBool("JoystickEnabled");
if (useJoystick)
{
const int err = SDL_InitSubSystem(SDL_INIT_JOYSTICK);
if (err == -1)
{
LOG_L(L_ERROR, "Could not initialise joystick subsystem: %s",
SDL_GetError());
return;
}
else
{
stick = new Joystick();
}
};
}
void FreeJoystick() {
if (stick != NULL) {
delete stick;
stick = NULL;
}
}
Joystick::Joystick()
: myStick(nullptr)
{
const int numSticks = SDL_NumJoysticks();
LOG("Joysticks found: %i", numSticks);
if (numSticks <= 0)
return;
const int stickNum = configHandler->GetInt("JoystickUse");
myStick = SDL_JoystickOpen(stickNum);
if (myStick)
{
LOG("Using joystick %i: %s", stickNum, SDL_JoystickName(myStick));
inputCon = input.AddHandler(boost::bind(&Joystick::HandleEvent, this, _1));
}
else
{
LOG_L(L_ERROR, "Joystick %i not found", stickNum);
}
}
Joystick::~Joystick()
{
if (myStick)
SDL_JoystickClose(myStick);
}
bool Joystick::HandleEvent(const SDL_Event& event)
{
switch (event.type) {
case SDL_JOYAXISMOTION:
{
eventHandler.JoystickEvent("JoyAxis", event.jaxis.axis, event.jaxis.value);
break;
}
case SDL_JOYHATMOTION:
{
eventHandler.JoystickEvent("JoyHat", event.jhat.hat, event.jhat.value);
break;
}
case SDL_JOYBUTTONDOWN:
{
eventHandler.JoystickEvent("JoyButtonDown", event.jbutton.button, event.jbutton.state);
break;
}
case SDL_JOYBUTTONUP:
{
eventHandler.JoystickEvent("JoyButtonUp", event.jbutton.button, event.jbutton.state);
break;
}
case SDL_JOYDEVICEADDED: //TODO
LOG("Joystick has been added");
break;
case SDL_JOYDEVICEREMOVED:
LOG("Joystick has been removed");
break;
default:
{
}
}
return false;
}
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