Add hint arrows to api

runelite-api/src/main/java/net/runelite/api/Client.java

@@ -30,6 +30,7 @@ import java.util.List;
 import java.util.Map;
 import javax.annotation.Nullable;
 import net.runelite.api.coords.LocalPoint;
+import net.runelite.api.coords.WorldPoint;
 import net.runelite.api.widgets.Widget;
 import net.runelite.api.widgets.WidgetInfo;
 
@@ -358,4 +359,14 @@ public interface Client extends GameEngine
 	SpritePixels drawInstanceMap(int z);
 
 	void runScript(int id, Object... args);
+
+	boolean hasHintArrow();
+
+	void clearHintArrow();
+
+	void setHintArrow(WorldPoint point);
+
+	void setHintArrow(Player player);
+
+	void setHintArrow(NPC npc);
 }

runelite-api/src/main/java/net/runelite/api/HintArrowType.java

@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2018, Adam <Adam@sigterm.info>
+ * 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.api;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@AllArgsConstructor
+public enum HintArrowType
+{
+	NONE(0),
+	PLAYER(10),
+	NPC(1),
+	WORLD_POSITION(2);
+
+	@Getter
+	private final int value;
+}