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BindingCapture.cpp
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BindingCapture.cpp
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// Copyright © 2008-2013 Pioneer Developers. See AUTHORS.txt for details
// Licensed under the terms of the GPL v3. See licenses/GPL-3.txt
#include "BindingCapture.h"
using namespace UI;
namespace GameUI {
KeyBindingCapture::KeyBindingCapture(UI::Context *context): Single(context)
{
}
KeyBindingCapture::~KeyBindingCapture()
{
Disconnect();
}
void KeyBindingCapture::HandleVisible()
{
Connect();
}
void KeyBindingCapture::HandleInvisible()
{
Disconnect();
}
void KeyBindingCapture::HandleKeyDown(const UI::KeyboardEvent &event)
{
if (!event.repeat) { // ignore repeated key events
const SDL_Keycode key = event.keysym.sym;
// ignore modifiers on modifiers
// (keycodes for modifier keys are contiguous between SDLK_LCTRL and SDLK_RGUI)
const SDL_Keymod mod = ((key >= SDLK_LCTRL && key <= SDLK_RGUI) ? KMOD_NONE : event.keysym.mod);
m_binding = KeyBindings::KeyBinding::FromKeyMod(key, mod);
onCapture.emit(m_binding);
}
}
void KeyBindingCapture::Connect()
{
assert(IsVisible());
GetContext()->SelectWidget(this);
m_connJoystickHatMove = GetContext()->onJoystickHatMove.connect(sigc::mem_fun(this, &KeyBindingCapture::OnJoystickHatMove));
m_connJoystickButtonDown = GetContext()->onJoystickButtonDown.connect(sigc::mem_fun(this, &KeyBindingCapture::OnJoystickButtonDown));
}
void KeyBindingCapture::Disconnect()
{
m_connJoystickHatMove.disconnect();
m_connJoystickButtonDown.disconnect();
}
bool KeyBindingCapture::OnJoystickHatMove(const UI::JoystickHatMotionEvent &event)
{
m_binding = KeyBindings::KeyBinding::FromJoystickHat(event.joystick, event.hat, static_cast<Uint8>(event.direction));
onCapture.emit(m_binding);
return true;
}
bool KeyBindingCapture::OnJoystickButtonDown(const UI::JoystickButtonEvent &event)
{
m_binding = KeyBindings::KeyBinding::FromJoystickButton(event.joystick, event.button);
onCapture.emit(m_binding);
return true;
}
AxisBindingCapture::AxisBindingCapture(UI::Context *context): Single(context)
{
m_binding.joystick = 0;
m_binding.axis = 0;
m_binding.direction = KeyBindings::POSITIVE;
}
AxisBindingCapture::~AxisBindingCapture()
{
Disconnect();
}
void AxisBindingCapture::HandleVisible()
{
Connect();
}
void AxisBindingCapture::HandleInvisible()
{
Disconnect();
}
void AxisBindingCapture::Connect()
{
assert(IsVisible());
m_connJoystickAxisMove = GetContext()->onJoystickAxisMove.connect(sigc::mem_fun(this, &AxisBindingCapture::OnJoystickAxisMove));
}
void AxisBindingCapture::Disconnect()
{
m_connJoystickAxisMove.disconnect();
}
bool AxisBindingCapture::OnJoystickAxisMove(const UI::JoystickAxisMotionEvent &event)
{
const float threshold = 0.4f; // joystick axis value is in range -1 to 1
if (event.value < -threshold || event.value > threshold) {
m_binding.joystick = event.joystick;
m_binding.axis = event.axis;
m_binding.direction = (event.value > 0 ? KeyBindings::POSITIVE : KeyBindings::NEGATIVE);
onCapture.emit(m_binding);
return true;
}
return false;
}
}