From 300846ce9fb939ddc6e56e670312dd9026f019be Mon Sep 17 00:00:00 2001
From: kdx <kdx@42l.fr>
Date: Fri, 20 Jan 2023 04:16:36 +0100
Subject: menu kinda fucked lol

---
 Menu.cpp  | 32 ++++++++++++++++++++++++++++++++
 Menu.hpp  | 16 ++++++++++++++++
 Table.cpp |  4 ++--
 Table.hpp |  3 ++-
 main.cpp  |  4 ++++
 5 files changed, 56 insertions(+), 3 deletions(-)
 create mode 100644 Menu.cpp
 create mode 100644 Menu.hpp

diff --git a/Menu.cpp b/Menu.cpp
new file mode 100644
index 0000000..7fa2448
--- /dev/null
+++ b/Menu.cpp
@@ -0,0 +1,32 @@
+#include "Menu.hpp"
+#include "lzr.h"
+#include "cfg.hpp"
+#include <stdlib.h>
+
+Menu::Menu() : _hovered(-1)
+{
+}
+
+void Menu::update(const Cursor &cursor)
+{
+	if (cursor.x < 0 || cursor.x >= CFG_DWIDTH ||
+	    cursor.y < _ybegin || cursor.y > _yend) {
+		_hovered = -1;
+		return;
+	}
+	int x = cursor.x / _wentry;
+	if (x > _entries)
+		x = _entries;
+	_hovered = x;
+}
+
+void Menu::draw() const
+{
+	LZR_DrawSetColor(0, 0, 0, 1);
+	LZR_DrawRectangle(true, 0, _ybegin, CFG_DWIDTH, _yend - _ybegin);
+	if (_hovered > -1) {
+		LZR_DrawSetColor(rand() & 1, rand() & 1, rand() & 1, 1);
+		LZR_DrawRectangle(true, _hovered * _wentry, _ybegin,
+		                  _wentry, _yend - _ybegin + 1);
+	}
+}
diff --git a/Menu.hpp b/Menu.hpp
new file mode 100644
index 0000000..957d6c4
--- /dev/null
+++ b/Menu.hpp
@@ -0,0 +1,16 @@
+#pragma once
+#include "Cursor.hpp"
+#include "cfg.hpp"
+
+class Menu {
+private:
+	static const int _ybegin = CFG_DHEIGHT - 32;
+	static const int _yend = CFG_DHEIGHT;
+	static const int _entries = 3;
+	static const int _wentry = CFG_DWIDTH / _entries;
+	int _hovered;
+public:
+	Menu();
+	void update(const Cursor& cursor);
+	void draw() const;
+};
diff --git a/Table.cpp b/Table.cpp
index 8449948..be35faa 100644
--- a/Table.cpp
+++ b/Table.cpp
@@ -17,8 +17,8 @@ void Table::update(const Cursor& cursor)
 		for (int i = 0; i < _depth; i++) {
 			LZR_StopSound(i);
 			if (_strength[i][t] > 0) {
-				float pitch = float(_strength[i][t]) / CFG_DHEIGHT;
-				float pan = float(_notes[i][t]) / CFG_DHEIGHT;
+				float pitch = float(_strength[i][t]) / _yend;
+				float pan = float(_notes[i][t]) / _yend;
 				LZR_SetSoundPitch(i, 0.5 + pitch * 1.5);
 				LZR_SetSoundPan(i, -1.0 + pan * 2.0);
 				LZR_PlaySound(i, 0);
diff --git a/Table.hpp b/Table.hpp
index 266f950..0c3b708 100644
--- a/Table.hpp
+++ b/Table.hpp
@@ -4,10 +4,11 @@
 
 class Table {
 private:
+	static const int _yend = CFG_DHEIGHT - 32;
 	static const int _height = 64;
 	static const int _depth = 2;
 	static const int _delay = 8;
-	static const int _lane = CFG_DHEIGHT / _height;
+	static const int _lane = _yend / _height;
 	int _notes[_depth][_height];
 	int _strength[_depth][_height];
 	int _hovered, _edited, _layer;
diff --git a/main.cpp b/main.cpp
index 1e7c074..49c2474 100644
--- a/main.cpp
+++ b/main.cpp
@@ -3,6 +3,7 @@
 #include "input.h"
 #include "Table.hpp"
 #include "Cursor.hpp"
+#include "Menu.hpp"
 #include <string.h>
 
 int main(int argc, char **argv)
@@ -25,15 +26,18 @@ int main(int argc, char **argv)
 	}
 	Cursor cursor;
 	Table table;
+	Menu menu;
 	while (!LZR_ShouldQuit()) {
 		LZR_CycleEvents();
 		input_update();
 		cursor.update();
 		table.update(cursor);
+		menu.update(cursor);
 		LZR_DrawBegin();
 		LZR_DrawSetColor(0, 0, 0, 1);
 		LZR_DrawClear();
 		table.draw(cursor);
+		menu.draw();
 		cursor.draw();
 		LZR_DrawEnd();
 	}
-- 
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