From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <blake.galbreath@gmail.com>
Date: Wed, 5 Jul 2023 12:48:15 -0500
Subject: [PATCH] Explorer Map API


diff --git a/src/main/java/net/minecraft/world/item/MapItem.java b/src/main/java/net/minecraft/world/item/MapItem.java
index d3c29e6bf8b3c2dd628809177dac50220a7de415..735486b46581bb3b91c85f57490b560ff490787e 100644
--- a/src/main/java/net/minecraft/world/item/MapItem.java
+++ b/src/main/java/net/minecraft/world/item/MapItem.java
@@ -243,6 +243,7 @@ public class MapItem extends ComplexItem {
         MapItemSavedData worldmap = MapItem.getSavedData(map, world);
 
         if (worldmap != null) {
+            worldmap.isExplorerMap = true; // Purpur
             if (world.dimension() == worldmap.dimension) {
                 int i = 1 << worldmap.scale;
                 int j = worldmap.centerX;
diff --git a/src/main/java/net/minecraft/world/level/saveddata/maps/MapItemSavedData.java b/src/main/java/net/minecraft/world/level/saveddata/maps/MapItemSavedData.java
index 50713f03c783c63f93710d986d94af544be0615a..e64921f454c88e2ca9e1396fcb1ca7c179ff71a7 100644
--- a/src/main/java/net/minecraft/world/level/saveddata/maps/MapItemSavedData.java
+++ b/src/main/java/net/minecraft/world/level/saveddata/maps/MapItemSavedData.java
@@ -66,6 +66,7 @@ public class MapItemSavedData extends SavedData {
     private final Map<String, MapFrame> frameMarkers = Maps.newHashMap();
     private int trackedDecorationCount;
     private org.bukkit.craftbukkit.map.RenderData vanillaRender = new org.bukkit.craftbukkit.map.RenderData(); // Paper
+    public boolean isExplorerMap; // Purpur
 
     // CraftBukkit start
     public final CraftMapView mapView;
diff --git a/src/main/java/org/bukkit/craftbukkit/map/CraftMapRenderer.java b/src/main/java/org/bukkit/craftbukkit/map/CraftMapRenderer.java
index 9683d7d103af66fffd68c11abc38fb4fd2f99482..18a4de76021ff8b500801ef0121003f8dd62a961 100644
--- a/src/main/java/org/bukkit/craftbukkit/map/CraftMapRenderer.java
+++ b/src/main/java/org/bukkit/craftbukkit/map/CraftMapRenderer.java
@@ -46,4 +46,10 @@ public class CraftMapRenderer extends MapRenderer {
         }
     }
 
+    // Purpur - start
+    @Override
+    public boolean isExplorerMap() {
+        return this.worldMap.isExplorerMap;
+    }
+    // Purpur - end
 }