Working on UI MEnu

src/dusk/display/tilesetdefs.h

@@ -10,6 +10,7 @@
 #define TILESET_SLOT_2 2
 #define TILESET_SLOT_3 3
 
+#define TILESET_SLOT_UI TILESET_SLOT_0
 #define TILESET_SLOT_ENTITIES TILESET_SLOT_1
 #define TILESET_SLOT_MAP TILESET_SLOT_2
 

src/dusk/ui/uimenu.c

@@ -0,0 +1,55 @@
+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "uimenu.h"
+#include "util/memory.h"
+#include "assert/assert.h"
+#include "input.h"
+
+void uiMenuInit(
+  uimenu_t *menu,
+  const uint8_t columns,
+  const uint8_t rows
+) {
+  assertNotNull(menu, "Menu cannot be NULL.");
+
+  memoryZero(menu, sizeof(uimenu_t));
+
+  menu->columns = columns;
+  menu->rows = rows;
+}
+
+void uiMenuSetCursor(
+  uimenu_t *menu,
+  const uint8_t x,
+  const uint8_t y
+) {
+  assertNotNull(menu, "Menu cannot be NULL.");
+  assert(x < menu->columns, "X position out of bounds.");
+  assert(y < menu->rows, "Y position out of bounds.");
+
+  menu->x = x;
+  menu->y = y;
+}
+
+void uiMenuMoveCursor(
+  uimenu_t *menu,
+  const int8_t x,
+  const int8_t y
+) {
+  assertNotNull(menu, "Menu cannot be NULL.");
+  uiMenuSetCursor(
+    menu,
+    (menu->x + x) % menu->columns,
+    (menu->y + y) % menu->rows
+  );
+}
+
+uimenuaction_t uiMenuUpdate(uimenu_t *menu) {
+  assertNotNull(menu, "Menu cannot be NULL.");
+
+}

src/dusk/ui/uimenu.h

@@ -0,0 +1,69 @@
+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "dusk.h"
+
+typedef enum {
+  UI_MENU_ACTION_NOTHING,
+  UI_MENU_ACTION_CURSOR_MOVE,
+  UI_MENU_ACTION_CURSOR_ACCEPT,
+  UI_MENU_ACTION_CURSOR_CANCEL
+} uimenuaction_t;
+
+typedef struct {
+  uint8_t columns;
+  uint8_t rows;
+  uint8_t x;
+  uint8_t y;
+} uimenu_t;
+
+/**
+ * Initializes a menu.
+ * 
+ * @param menu The menu to initialize.
+ * @param columns The amount of columns in the menu.
+ * @param rows The amount of rows in the menu.
+ */
+void uiMenuInit(
+  uimenu_t *menu,
+  const uint8_t columns,
+  const uint8_t rows
+);
+
+/**
+ * Sets the cursor of a menu.
+ * 
+ * @param menu The menu to set the cursor of.
+ * @param x The x position of the cursor.
+ * @param y The y position of the cursor.
+ */
+void uiMenuSetCursor(
+  uimenu_t *menu,
+  const uint8_t x,
+  const uint8_t y
+);
+
+/**
+ * Moves the cursor of a menu.
+ * 
+ * @param menu The menu to move the cursor of.
+ * @param x The amount to move the cursor on the x axis.
+ * @param y The amount to move the cursor on the y axis.
+ */
+void uiMenuMoveCursor(
+  uimenu_t *menu,
+  const int8_t x,
+  const int8_t y
+);
+
+/**
+ * Handles updating of a menu, this will accept input basically.
+ * 
+ * @param menu The menu to update.
+ */
+uimenuaction_t uiMenuUpdate(uimenu_t *menu);