barrows overlay: Replace existing slain brother overlay with our own

The in game overlay is positioned top-left in resizable mode, which covers up everything positioned there. This will create an overlay similiar to the in-game one that can be moved/positioned anywhere

runelite-api/src/main/java/net/runelite/api/widgets/WidgetID.java

@@ -83,6 +83,7 @@ public class WidgetID
 	public static final int EXPERIENCE_TRACKER_GROUP_ID = 122;
 	public static final int TITHE_FARM_GROUP_ID = 241;
 	public static final int KINGDOM_GROUP_ID = 392;
+	public static final int BARROWS_GROUP_ID = 24;
 
 	static class WorldMap
 	{
@@ -414,4 +415,10 @@ public class WidgetID
 	{
 		static final int FAIRY_QUEEN_HIDEOUT = 139;
 	}
+
+	static class Barrows
+	{
+		static final int BARROWS_BROTHERS = 8;
+		static final int BARROWS_POTENTIAL = 9;
+	}
 }

runelite-api/src/main/java/net/runelite/api/widgets/WidgetInfo.java

@@ -248,7 +248,11 @@ public enum WidgetInfo
 	EXPERIENCE_TRACKER(WidgetID.EXPERIENCE_TRACKER_GROUP_ID, WidgetID.ExperienceTracker.WIDGET),
 	EXPERIENCE_TRACKER_BOTTOM_BAR(WidgetID.EXPERIENCE_TRACKER_GROUP_ID, WidgetID.ExperienceTracker.BOTTOM_BAR),
 
-	TITHE_FARM(WidgetID.TITHE_FARM_GROUP_ID, 1);
+	TITHE_FARM(WidgetID.TITHE_FARM_GROUP_ID, 1),
+
+	BARROWS_INFO(WidgetID.BARROWS_GROUP_ID, 0),
+	BARROWS_BROTHERS(WidgetID.BARROWS_GROUP_ID, WidgetID.Barrows.BARROWS_BROTHERS),
+	BARROWS_POTENTIAL(WidgetID.BARROWS_GROUP_ID, WidgetID.Barrows.BARROWS_POTENTIAL);
 
 	private final int groupId;
 	private final int childId;

runelite-client/src/main/java/net/runelite/client/plugins/barrows/BarrowsBrotherSlainOverlay.java

@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2018, Seth <http://github.com/sethtroll>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package net.runelite.client.plugins.barrows;
+
+import java.awt.Color;
+import java.awt.Dimension;
+import java.awt.Graphics2D;
+import javax.inject.Inject;
+import net.runelite.api.Client;
+import net.runelite.api.widgets.Widget;
+import net.runelite.api.widgets.WidgetInfo;
+import net.runelite.client.ui.overlay.Overlay;
+import net.runelite.client.ui.overlay.OverlayPosition;
+import net.runelite.client.ui.overlay.OverlayPriority;
+import net.runelite.client.ui.overlay.components.PanelComponent;
+
+public class BarrowsBrotherSlainOverlay extends Overlay
+{
+	private final Client client;
+	private final PanelComponent panelComponent = new PanelComponent();
+
+	@Inject
+	private BarrowsBrotherSlainOverlay(Client client)
+	{
+		setPosition(OverlayPosition.TOP_LEFT);
+		setPriority(OverlayPriority.LOW);
+		this.client = client;
+	}
+
+	@Override
+	public Dimension render(Graphics2D graphics)
+	{
+		// Do not display overlay if potential is null/hidden
+		Widget potential = client.getWidget(WidgetInfo.BARROWS_POTENTIAL);
+		if (potential == null || potential.isHidden())
+		{
+			return null;
+		}
+
+		// Hide original overlay
+		Widget barrowsBrothers = client.getWidget(WidgetInfo.BARROWS_BROTHERS);
+		if (barrowsBrothers != null)
+		{
+			barrowsBrothers.setHidden(true);
+		}
+
+		panelComponent.getLines().clear();
+
+		for (BarrowsBrothers brother : BarrowsBrothers.values())
+		{
+			String slain = client.getSetting(brother.getKilledVarbit()) > 0 ? "✓" : "";
+			panelComponent.getLines().add(new PanelComponent.Line(
+				brother.getName(),
+				Color.WHITE,
+				slain,
+				slain.isEmpty() ? Color.WHITE : Color.GREEN
+			));
+		}
+
+		return panelComponent.render(graphics);
+	}
+}

runelite-client/src/main/java/net/runelite/client/plugins/barrows/BarrowsPlugin.java

@@ -27,6 +27,8 @@ package net.runelite.client.plugins.barrows;
 import com.google.common.collect.Sets;
 import com.google.common.eventbus.Subscribe;
 import com.google.inject.Provides;
+import java.util.Arrays;
+import java.util.Collection;
 import java.util.HashSet;
 import java.util.Set;
 import javax.inject.Inject;
@@ -70,7 +72,10 @@ public class BarrowsPlugin extends Plugin
 	@Getter(AccessLevel.PACKAGE)
 	private final Set<GameObject> ladders = new HashSet<>();
 	@Inject
-	BarrowsOverlay barrowsOverlay;
+	private BarrowsOverlay barrowsOverlay;
+
+	@Inject
+	private BarrowsBrotherSlainOverlay brotherOverlay;
 
 	@Provides
 	BarrowsConfig provideConfig(ConfigManager configManager)
@@ -79,9 +84,9 @@ public class BarrowsPlugin extends Plugin
 	}
 
 	@Override
-	public Overlay getOverlay()
+	public Collection<Overlay> getOverlays()
 	{
-		return barrowsOverlay;
+		return Arrays.asList(barrowsOverlay, brotherOverlay);
 	}
 
 	@Override