From 486ca3846b46dc229e5807968578809766ec1991 Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Wed, 23 Mar 2022 19:41:31 +0100
Subject: feat: implement generations & multithreading

---
 src/game/statusline.cpp | 102 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 src/game/statusline.cpp

(limited to 'src/game/statusline.cpp')

diff --git a/src/game/statusline.cpp b/src/game/statusline.cpp
new file mode 100644
index 0000000..377fa75
--- /dev/null
+++ b/src/game/statusline.cpp
@@ -0,0 +1,102 @@
+#include "statusline.hpp"
+
+#include "engine/escape.hpp"
+#include "util/color.hpp"
+
+#include <iostream>
+#include <string>
+#include <utility>
+
+StatusLine::StatusLine(std::shared_ptr<ICursorController> cursor_controller,
+					   std::shared_ptr<IWindow> window) noexcept
+	: _cursor_controller(std::move(cursor_controller)), _window(std::move(window))
+{
+	constexpr uint32_t SECTION_A_LENGTH = 20;
+	constexpr uint32_t SECTION_B_LENGTH = 15;
+
+	_sections_lengths[StatusLineSection::A] = SECTION_A_LENGTH;
+	_sections_lengths[StatusLineSection::B] = SECTION_B_LENGTH;
+}
+
+void StatusLine::initialize_background() noexcept
+{
+	const auto previous_position = _move_to_statusline(0);
+
+	auto background_color = get_background_esc_seq(STATUSBAR_COLOR);
+
+	fmt::print("{}{}", background_color, std::string(_window->size().get_width(), ' '));
+	fmt::print(RESET_ALL_MODES, fmt::arg("esc", ESC));
+
+	_move_back(previous_position);
+}
+
+void StatusLine::set_status(StatusLineSection section,
+							const std::string_view &str) noexcept
+{
+	_clear_section(section);
+
+	int32_t section_start = _get_section_start_x(section);
+
+	const auto previous_position = _move_to_statusline(section_start);
+
+	auto background_color = get_background_esc_seq(STATUSBAR_COLOR);
+
+	fmt::print("{}{}", background_color, str);
+	fmt::print(RESET_ALL_MODES, fmt::arg("esc", ESC));
+
+	_move_back(previous_position);
+}
+
+Vector2 StatusLine::_move_to_statusline(int32_t x) noexcept
+{
+	const auto previous_position = _cursor_controller->where();
+
+	const auto window_size = _window->size();
+
+	_cursor_controller->hide();
+
+	auto window_height = static_cast<Vector2::Value>(window_size.get_height());
+
+	_cursor_controller->move_to(Vector2({.x = x, .y = window_height}), true);
+
+	return previous_position;
+}
+
+void StatusLine::_move_back(Vector2 previous_position) noexcept
+{
+	_cursor_controller->move_to(previous_position, true);
+	_cursor_controller->show();
+}
+
+int32_t StatusLine::_get_section_start_x(StatusLineSection section) const noexcept
+{
+	int32_t section_start = 0;
+
+	auto section_index = static_cast<int32_t>(section);
+
+	while (section_index > 0)
+	{
+		section_start += static_cast<int32_t>(
+			_sections_lengths.at(StatusLineSection(section_index - 1)));
+
+		section_index--;
+	}
+
+	return section_start;
+}
+
+void StatusLine::_clear_section(StatusLineSection section) noexcept
+{
+	auto section_start = _get_section_start_x(section);
+
+	const auto previous_position = _move_to_statusline(section_start);
+
+	auto background_color = get_background_esc_seq(STATUSBAR_COLOR);
+
+	auto section_length = _sections_lengths.at(section);
+
+	fmt::print("{}{}", background_color, std::string(section_length, ' '));
+	fmt::print(RESET_ALL_MODES, fmt::arg("esc", ESC));
+
+	_move_back(previous_position);
+}
-- 
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