Move drawItemStack out of hud.h/cpp (#15868)

src/gui/drawItemStack.h

@@ -0,0 +1,41 @@
+// Luanti
+// SPDX-License-Identifier: LGPL-2.1-or-later
+// Copyright (C) 2024 cx384
+
+#pragma once
+
+#include <IGUIFont.h>
+#include <IVideoDriver.h>
+#include "irrlichttypes.h"
+#include "irr_v3d.h"
+
+struct ItemStack;
+class Client;
+
+enum ItemRotationKind
+{
+	IT_ROT_SELECTED,
+	IT_ROT_HOVERED,
+	IT_ROT_DRAGGED,
+	IT_ROT_OTHER,
+	IT_ROT_NONE, // Must be last, also serves as number
+};
+
+void drawItemStack(video::IVideoDriver *driver,
+		gui::IGUIFont *font,
+		const ItemStack &item,
+		const core::rect<s32> &rect,
+		const core::rect<s32> *clip,
+		Client *client,
+		ItemRotationKind rotation_kind);
+
+void drawItemStack(
+		video::IVideoDriver *driver,
+		gui::IGUIFont *font,
+		const ItemStack &item,
+		const core::rect<s32> &rect,
+		const core::rect<s32> *clip,
+		Client *client,
+		ItemRotationKind rotation_kind,
+		const v3s16 &angle,
+		const v3s16 &rotation_speed);