/**
* Translate this key to symbol, compare with borrowed buttons.
* @return symbol or SYM_NONE for unknown key
*/
char
Unit::mySymbolBorrowed(SDLKey key, const KeyControl &buttons) const
{
if (key == buttons.getLeft()) {
return m_symbols.getLeft();
}
if (key == buttons.getRight()) {
return m_symbols.getRight();
}
if (key == buttons.getUp()) {
return m_symbols.getUp();
}
if (key == buttons.getDown()) {
return m_symbols.getDown();
}
return ControlSym::SYM_NONE;
}
/**
* Test keys and try move, use borrowed controls.
* @return a symbol when unit has moved or SYM_NONE
*/
char
Unit::driveBorrowed(const InputProvider *input, const KeyControl &buttons)
{
if (canDrive()) {
if (input->isPressed(buttons.getLeft())) {
return goLeft();
}
if (input->isPressed(buttons.getRight())) {
return goRight();
}
if (input->isPressed(buttons.getUp())) {
return goUp();
}
if (input->isPressed(buttons.getDown())) {
return goDown();
}
}
return ControlSym::SYM_NONE;
}