void Game::move(Direction d) {
if (gameOver) {
return UI::instance()->say("Game Over. Restart or quit.");
}
const int ny = player->getY() + d.dy(),
nx = player->getX() + d.dx();
LevelObject* obj = level->objectAt(ny, nx);
if (obj) {
// Walked into an object. What to do?
MoveIntoVisitor visitor(*this, d);
obj->accept(visitor);
if (!visitor.keepMoving) {
// Something happened, so don't do anything more.
return;
}
}
if (player->moveRelative(d)) {
// A player action happened, so step.
step();
} else {
UI::instance()->say("You can't pass that way.");
}
}
void Game::attack(Direction d) {
if (gameOver) {
return UI::instance()->say("Game Over. Restart or quit.");
}
const int ny = player->getY() + d.dy(),
nx = player->getX() + d.dx();
if (level->free(ny, nx)) {
UI::instance()->say("You swing at open space.");
return;
}
// XXX ?
Character* target = dynamic_cast<Character*>(level->objectAt(ny, nx));
if (target) {
player->attack(target);
step();
} else {
UI::instance()->say("You can't attack that.");
}
}
void Game::use(Direction d) {
if (gameOver) {
return UI::instance()->say("Game Over. Restart or quit.");
}
const int ny = player->getY() + d.dy(),
nx = player->getX() + d.dx();
// XXX these messages are wrong
if (level->free(ny, nx)) {
UI::instance()->say("You drink an imaginary potion.");
return;
}
ItemAdapter* target = dynamic_cast<ItemAdapter*>(level->objectAt(ny, nx));
if (target) {
if (player->addToInventory(target)) {
step();
}
} else {
UI::instance()->say("That doesn't appear to be drinkable.");
}
}
Point operator+(const Direction& dir) const
{
return Point(x_ + dir.dx(), y_ + dir.dy());
}
