From 2c941cd8b3cb1774f4982b86735e276597a91750 Mon Sep 17 00:00:00 2001
From: glx22 <glx@openttd.org>
Date: Mon, 7 Jun 2021 23:24:37 +0200
Subject: Codechange: Use ChunkHandlers sub-classes

---
 src/saveload/depot_sl.cpp | 55 ++++++++++++++++++++++++++---------------------
 1 file changed, 31 insertions(+), 24 deletions(-)

(limited to 'src/saveload/depot_sl.cpp')

diff --git a/src/saveload/depot_sl.cpp b/src/saveload/depot_sl.cpp
index b34108c21..ef0c406e2 100644
--- a/src/saveload/depot_sl.cpp
+++ b/src/saveload/depot_sl.cpp
@@ -29,40 +29,47 @@ static const SaveLoad _depot_desc[] = {
 	 SLE_CONDVAR(Depot, build_date, SLE_INT32,                SLV_142, SL_MAX_VERSION),
 };
 
-static void Save_DEPT()
-{
-	SlTableHeader(_depot_desc);
+struct DEPTChunkHandler : ChunkHandler {
+	DEPTChunkHandler() : ChunkHandler('DEPT', CH_TABLE)
+	{
+		this->fix_pointers = true;
+	}
+
+	void Save() const override
+	{
+		SlTableHeader(_depot_desc);
 
-	for (Depot *depot : Depot::Iterate()) {
-		SlSetArrayIndex(depot->index);
-		SlObject(depot, _depot_desc);
+		for (Depot *depot : Depot::Iterate()) {
+			SlSetArrayIndex(depot->index);
+			SlObject(depot, _depot_desc);
+		}
 	}
-}
 
-static void Load_DEPT()
-{
-	const std::vector<SaveLoad> slt = SlCompatTableHeader(_depot_desc, _depot_sl_compat);
+	void Load() const override
+	{
+		const std::vector<SaveLoad> slt = SlCompatTableHeader(_depot_desc, _depot_sl_compat);
 
-	int index;
+		int index;
 
-	while ((index = SlIterateArray()) != -1) {
-		Depot *depot = new (index) Depot();
-		SlObject(depot, slt);
+		while ((index = SlIterateArray()) != -1) {
+			Depot *depot = new (index) Depot();
+			SlObject(depot, slt);
 
-		/* Set the town 'pointer' so we can restore it later. */
-		if (IsSavegameVersionBefore(SLV_141)) depot->town = (Town *)(size_t)_town_index;
+			/* Set the town 'pointer' so we can restore it later. */
+			if (IsSavegameVersionBefore(SLV_141)) depot->town = (Town *)(size_t)_town_index;
+		}
 	}
-}
 
-static void Ptrs_DEPT()
-{
-	for (Depot *depot : Depot::Iterate()) {
-		SlObject(depot, _depot_desc);
-		if (IsSavegameVersionBefore(SLV_141)) depot->town = Town::Get((size_t)depot->town);
+	void FixPointers() const override
+	{
+		for (Depot *depot : Depot::Iterate()) {
+			SlObject(depot, _depot_desc);
+			if (IsSavegameVersionBefore(SLV_141)) depot->town = Town::Get((size_t)depot->town);
+		}
 	}
-}
+};
 
-static const ChunkHandler DEPT{ 'DEPT', Save_DEPT, Load_DEPT, Ptrs_DEPT, nullptr, CH_TABLE };
+static const DEPTChunkHandler DEPT;
 static const ChunkHandlerRef depot_chunk_handlers[] = {
 	DEPT,
 };
-- 
cgit v1.2.3-54-g00ecf