dolphin/Source/Core/InputCommon/ControllerInterface/Xlib/Xlib.cpp

156 lines
3.5 KiB
C++

#include <cstring>
#include <X11/XKBlib.h>
#include "InputCommon/ControllerInterface/Xlib/Xlib.h"
namespace ciface
{
namespace Xlib
{
void Init(std::vector<Core::Device*>& devices, void* const hwnd)
{
devices.push_back(new KeyboardMouse((Window)hwnd));
}
KeyboardMouse::KeyboardMouse(Window window) : m_window(window)
{
memset(&m_state, 0, sizeof(m_state));
m_display = XOpenDisplay(nullptr);
int min_keycode, max_keycode;
XDisplayKeycodes(m_display, &min_keycode, &max_keycode);
// Keyboard Keys
for (int i = min_keycode; i <= max_keycode; ++i)
{
Key *temp_key = new Key(m_display, i, m_state.keyboard);
if (temp_key->m_keyname.length())
AddInput(temp_key);
else
delete temp_key;
}
// Mouse Buttons
AddInput(new Button(Button1Mask, m_state.buttons));
AddInput(new Button(Button2Mask, m_state.buttons));
AddInput(new Button(Button3Mask, m_state.buttons));
AddInput(new Button(Button4Mask, m_state.buttons));
AddInput(new Button(Button5Mask, m_state.buttons));
// Mouse Cursor, X-/+ and Y-/+
for (int i = 0; i != 4; ++i)
AddInput(new Cursor(!!(i & 2), !!(i & 1), (&m_state.cursor.x)[!!(i & 2)]));
}
KeyboardMouse::~KeyboardMouse()
{
XCloseDisplay(m_display);
}
void KeyboardMouse::UpdateInput()
{
XQueryKeymap(m_display, m_state.keyboard);
int root_x, root_y, win_x, win_y;
Window root, child;
XQueryPointer(m_display, m_window, &root, &child, &root_x, &root_y, &win_x, &win_y, &m_state.buttons);
// update mouse cursor
XWindowAttributes win_attribs;
XGetWindowAttributes(m_display, m_window, &win_attribs);
// the mouse position as a range from -1 to 1
m_state.cursor.x = (float)win_x / (float)win_attribs.width * 2 - 1;
m_state.cursor.y = (float)win_y / (float)win_attribs.height * 2 - 1;
}
std::string KeyboardMouse::GetName() const
{
return "Keyboard Mouse";
}
std::string KeyboardMouse::GetSource() const
{
return "Xlib";
}
int KeyboardMouse::GetId() const
{
return 0;
}
KeyboardMouse::Key::Key(Display* const display, KeyCode keycode, const char* keyboard)
: m_display(display), m_keyboard(keyboard), m_keycode(keycode)
{
int i = 0;
KeySym keysym = 0;
do
{
keysym = XkbKeycodeToKeysym(m_display, keycode, i, 0);
i++;
}
while (keysym == NoSymbol && i < 8);
// Convert to upper case for the keyname
if (keysym >= 97 && keysym <= 122)
keysym -= 32;
// 0x0110ffff is the top of the unicode character range according
// to keysymdef.h although it is probably more than we need.
if (keysym == NoSymbol || keysym > 0x0110ffff ||
XKeysymToString(keysym) == nullptr)
m_keyname = std::string();
else
m_keyname = std::string(XKeysymToString(keysym));
}
ControlState KeyboardMouse::Key::GetState() const
{
return (m_keyboard[m_keycode / 8] & (1 << (m_keycode % 8))) != 0;
}
ControlState KeyboardMouse::Button::GetState() const
{
return ((m_buttons & m_index) != 0);
}
ControlState KeyboardMouse::Cursor::GetState() const
{
return std::max(0.0f, m_cursor / (m_positive ? 1.0f : -1.0f));
}
std::string KeyboardMouse::Key::GetName() const
{
return m_keyname;
}
std::string KeyboardMouse::Cursor::GetName() const
{
static char tmpstr[] = "Cursor ..";
tmpstr[7] = (char)('X' + m_index);
tmpstr[8] = (m_positive ? '+' : '-');
return tmpstr;
}
std::string KeyboardMouse::Button::GetName() const
{
char button = '0';
switch (m_index)
{
case Button1Mask: button = '1'; break;
case Button2Mask: button = '2'; break;
case Button3Mask: button = '3'; break;
case Button4Mask: button = '4'; break;
case Button5Mask: button = '5'; break;
}
static char tmpstr[] = "Click .";
tmpstr[6] = button;
return tmpstr;
}
}
}