diff options
Diffstat (limited to 'src/engine/user/cursor.cpp')
| -rw-r--r-- | src/engine/user/cursor.cpp | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/src/engine/user/cursor.cpp b/src/engine/user/cursor.cpp index b02a9bc..2a72663 100644 --- a/src/engine/user/cursor.cpp +++ b/src/engine/user/cursor.cpp @@ -16,15 +16,22 @@ void CursorController::move(const Vector2 &direction, const uint32_t &amount) no std::cout.flush(); _position = _position.to_direction(direction, static_cast<Vector2::Value>(amount)); + + notify_subscribers(CursorEvent::POSITION_CHANGE, _position); } -void CursorController::move_to(const Vector2 &position) noexcept +void CursorController::move_to(const Vector2 &position, bool silent) noexcept { fmt::print(MOVE_CURSOR_TO, fmt::arg("esc", ESC), fmt::arg("row", position.get_y()), fmt::arg("column", position.get_x())); std::cout.flush(); _position = position; + + if (!silent) + { + notify_subscribers(CursorEvent::POSITION_CHANGE, position); + } } Vector2 CursorController::where() const noexcept @@ -43,6 +50,8 @@ void CursorController::ensure_position() noexcept scanf("\033[%u;%uR", &vector2_options.y, &vector2_options.x); _position = Vector2(vector2_options); + + notify_subscribers(CursorEvent::POSITION_CHANGE, _position); } void CursorController::hide() noexcept @@ -56,3 +65,28 @@ void CursorController::show() noexcept fmt::print(CURSOR_VISIBLE, fmt::arg("esc", ESC)); std::cout.flush(); } + +void CursorController::subscribe(const Event &event, + const Subscriber &subscriber) noexcept +{ + if (_subscribers.count(event) == 0) + { + _subscribers.insert({event, std::vector<Subscriber>()}); + } + + _subscribers.at(event).push_back(subscriber); +} + +void CursorController::notify_subscribers(const Event &event, + const Context &context) const noexcept +{ + if (_subscribers.count(event) == 0) + { + return; + } + + for (const auto &subscriber : _subscribers.at(event)) + { + subscriber->update(context); + } +} |