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-rw-r--r--src/engine/user/cursor.cpp27
-rw-r--r--src/engine/user/cursor.hpp7
2 files changed, 30 insertions, 4 deletions
diff --git a/src/engine/user/cursor.cpp b/src/engine/user/cursor.cpp
index 97e9104..70828c3 100644
--- a/src/engine/user/cursor.cpp
+++ b/src/engine/user/cursor.cpp
@@ -5,7 +5,10 @@
#include <cstdlib>
#include <iostream>
-CursorController::CursorController() noexcept : _position({.x = 0, .y = 0}) {}
+CursorController::CursorController() noexcept
+ : _position({.x = 0, .y = 0}), _bounds({0, 0})
+{
+}
void CursorController::move(const Vector2 &direction, const uint32_t &amount) noexcept
{
@@ -22,11 +25,13 @@ void CursorController::move(const Vector2 &direction, const uint32_t &amount) no
void CursorController::move_to(const Vector2 &position) noexcept
{
+ const auto inverted_pos = _invert_position_y(position);
+
fmt::print(
MOVE_CURSOR_TO,
fmt::arg("esc", ESC),
- fmt::arg("row", position.get_y()),
- fmt::arg("column", position.get_x()));
+ fmt::arg("row", inverted_pos.get_y()),
+ fmt::arg("column", inverted_pos.get_x()));
std::cout.flush();
_position = position;
@@ -47,7 +52,7 @@ void CursorController::ensure_position() noexcept
// NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg)
scanf("\033[%u;%uR", &vector2_options.y, &vector2_options.x);
- _position = Vector2(vector2_options);
+ _position = _invert_position_y(Vector2(vector2_options));
}
void CursorController::hide() noexcept
@@ -61,3 +66,17 @@ void CursorController::show() noexcept
fmt::print(CURSOR_VISIBLE, fmt::arg("esc", ESC));
std::cout.flush();
}
+
+void CursorController::set_bounds(const Bounds &bounds) noexcept
+{
+ _bounds = bounds;
+}
+
+auto CursorController::_invert_position_y(const Vector2 &position) const noexcept
+ -> Vector2
+{
+ const auto bounds_height = static_cast<Vector2::Value>(_bounds.get_height());
+
+ return Vector2({.x = position.get_x(), .y = bounds_height - position.get_y()});
+}
+
diff --git a/src/engine/user/cursor.hpp b/src/engine/user/cursor.hpp
index de8c3ae..199c86b 100644
--- a/src/engine/user/cursor.hpp
+++ b/src/engine/user/cursor.hpp
@@ -2,6 +2,7 @@
#include "interfaces/cursor.hpp"
+#include "engine/data/bounds.hpp"
#include "engine/data/vector2.hpp"
#include <fmt/core.h>
@@ -48,6 +49,12 @@ public:
void show() noexcept override;
+ void set_bounds(const Bounds &bounds) noexcept override;
+
private:
Vector2 _position;
+ Bounds _bounds;
+
+ [[nodiscard]] auto _invert_position_y(const Vector2 &position) const noexcept
+ -> Vector2;
};