From f85e9ab9254e2ae4ac13170f9edea00fb8d931a2 Mon Sep 17 00:00:00 2001
From: rubenwardy <rw@rubenwardy.com>
Date: Wed, 17 Feb 2021 19:51:28 +0000
Subject: Add nametag background setting and object property (#10937)

---
 src/object_properties.cpp | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'src/object_properties.cpp')

diff --git a/src/object_properties.cpp b/src/object_properties.cpp
index f31773060..2eebc27d6 100644
--- a/src/object_properties.cpp
+++ b/src/object_properties.cpp
@@ -24,6 +24,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "util/basic_macros.h"
 #include <sstream>
 
+static const video::SColor NULL_BGCOLOR{0, 1, 1, 1};
+
 ObjectProperties::ObjectProperties()
 {
 	textures.emplace_back("unknown_object.png");
@@ -62,6 +64,13 @@ std::string ObjectProperties::dump()
 	os << ", nametag=" << nametag;
 	os << ", nametag_color=" << "\"" << nametag_color.getAlpha() << "," << nametag_color.getRed()
 			<< "," << nametag_color.getGreen() << "," << nametag_color.getBlue() << "\" ";
+
+	if (nametag_bgcolor)
+		os << ", nametag_bgcolor=" << "\"" << nametag_color.getAlpha() << "," << nametag_color.getRed()
+		   << "," << nametag_color.getGreen() << "," << nametag_color.getBlue() << "\" ";
+	else
+		os << ", nametag_bgcolor=null ";
+
 	os << ", selectionbox=" << PP(selectionbox.MinEdge) << "," << PP(selectionbox.MaxEdge);
 	os << ", pointable=" << pointable;
 	os << ", static_save=" << static_save;
@@ -121,6 +130,13 @@ void ObjectProperties::serialize(std::ostream &os) const
 	writeU8(os, shaded);
 	writeU8(os, show_on_minimap);
 
+	if (!nametag_bgcolor)
+		writeARGB8(os, NULL_BGCOLOR);
+	else if (nametag_bgcolor.value().getAlpha() == 0)
+		writeARGB8(os, video::SColor(0, 0, 0, 0));
+	else
+		writeARGB8(os, nametag_bgcolor.value());
+
 	// Add stuff only at the bottom.
 	// Never remove anything, because we don't want new versions of this
 }
@@ -182,5 +198,11 @@ void ObjectProperties::deSerialize(std::istream &is)
 		if (is.eof())
 			return;
 		show_on_minimap = tmp;
+
+		auto bgcolor = readARGB8(is);
+		if (bgcolor != NULL_BGCOLOR)
+			nametag_bgcolor = bgcolor;
+		else
+			nametag_bgcolor = nullopt;
 	} catch (SerializationError &e) {}
 }
-- 
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