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#include "../ControllerInterface.h"
#ifdef CIFACE_USE_DIRECTINPUT_KEYBOARD
#include "DirectInputKeyboard.h"
#include "DirectInput.h"
// TODO: maybe add a ClearInputState function to this device
namespace ciface
{
namespace DirectInput
{
struct
{
const BYTE code;
const char* const name;
} named_keys[] =
{
#include "NamedKeys.h"
};
struct
{
const BYTE code;
const char* const name;
} named_lights[] =
{
{ VK_NUMLOCK, "NUM LOCK" },
{ VK_CAPITAL, "CAPS LOCK" },
{ VK_SCROLL, "SCROLL LOCK" }
};
void InitKeyboard(IDirectInput8* const idi8, std::vector<ControllerInterface::Device*>& devices)
{
LPDIRECTINPUTDEVICE8 kb_device;
unsigned int kb_count = 0;
std::list<DIDEVICEINSTANCE> keyboards;
idi8->EnumDevices(DI8DEVCLASS_KEYBOARD, DIEnumDevicesCallback, (LPVOID)&keyboards, DIEDFL_ATTACHEDONLY);
// add other keyboard devices
std::list<DIDEVICEINSTANCE>::iterator
i = keyboards.begin(),
e = keyboards.end();
for (; i!=e; ++i)
{
if (SUCCEEDED(idi8->CreateDevice(i->guidInstance, &kb_device, NULL)))
{
if (SUCCEEDED(kb_device->SetDataFormat(&c_dfDIKeyboard)))
if (SUCCEEDED(kb_device->SetCooperativeLevel(NULL, DISCL_BACKGROUND | DISCL_NONEXCLUSIVE)))
{
devices.push_back(new Keyboard(kb_device, kb_count++));
return;
}
}
kb_device->Release();
}
}
Keyboard::~Keyboard()
{
// kb
m_kb_device->Unacquire();
m_kb_device->Release();
}
Keyboard::Keyboard(const LPDIRECTINPUTDEVICE8 kb_device, const int index)
: m_kb_device(kb_device)
, m_index(index)
{
m_kb_device->Acquire();
ZeroMemory(&m_state_in, sizeof(m_state_in));
ZeroMemory(m_state_out, sizeof(m_state_out));
ZeroMemory(&m_current_state_out, sizeof(m_current_state_out));
// KEYBOARD
// add keys
for (unsigned int i = 0; i < sizeof(named_keys)/sizeof(*named_keys); ++i)
AddInput(new Key(i));
// add lights
for (unsigned int i = 0; i < sizeof(named_lights)/sizeof(*named_lights); ++i)
AddOutput(new Light(i));
}
bool Keyboard::UpdateInput()
{
HRESULT hr = m_kb_device->GetDeviceState(sizeof(m_state_in), m_state_in);
if (DIERR_INPUTLOST == hr || DIERR_NOTACQUIRED == hr)
m_kb_device->Acquire();
return SUCCEEDED(hr);
}
bool Keyboard::UpdateOutput()
{
class KInput : public INPUT
{
public:
KInput( const unsigned char key, const bool up = false )
{
memset( this, 0, sizeof(*this) );
type = INPUT_KEYBOARD;
ki.wVk = key;
if (up) ki.dwFlags = KEYEVENTF_KEYUP;
}
};
std::vector< KInput > kbinputs;
for ( unsigned int i = 0; i < sizeof(m_state_out)/sizeof(*m_state_out); ++i )
{
bool want_on = false;
if ( m_state_out[i] )
want_on = m_state_out[i] > wxGetLocalTimeMillis() % 255 ; // light should flash when output is 0.5
// lights are set to their original state when output is zero
if ( want_on ^ m_current_state_out[i] )
{
kbinputs.push_back( KInput( named_lights[i].code ) ); // press
kbinputs.push_back( KInput( named_lights[i].code, true ) ); // release
m_current_state_out[i] ^= 1;
}
}
if (kbinputs.size())
return ( kbinputs.size() == SendInput( (UINT)kbinputs.size(), &kbinputs[0], sizeof( kbinputs[0] ) ) );
else
return true;
}
std::string Keyboard::GetName() const
{
return "Keyboard";
}
int Keyboard::GetId() const
{
return m_index;
}
std::string Keyboard::GetSource() const
{
return DINPUT_SOURCE_NAME;
}
ControlState Keyboard::GetInputState(const ControllerInterface::Device::Input* const input) const
{
return (((Input*)input)->GetState(m_state_in));
}
void Keyboard::SetOutputState(const ControllerInterface::Device::Output* const output, const ControlState state)
{
((Output*)output)->SetState(state, m_state_out);
}
// names
std::string Keyboard::Key::GetName() const
{
return named_keys[m_index].name;
}
std::string Keyboard::Light::GetName() const
{
return named_lights[ m_index ].name;
}
// get/set state
ControlState Keyboard::Key::GetState(const BYTE keys[]) const
{
return (keys[named_keys[m_index].code] != 0);
}
void Keyboard::Light::SetState( const ControlState state, unsigned char* const state_out )
{
state_out[m_index] = state * 255;
}
}
}
#endif
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