From 22d5cd46e540e0502996748730314186f34dfdfe Mon Sep 17 00:00:00 2001
From: Michael Oberwasserlechner <michael@byteowls.com>
Date: Wed, 30 May 2018 21:33:03 +0200
Subject: [PATCH] feat(option): #61: new option 'axis' on Tooltip and Hover

---
 .../com/byteowls/vaadin/chartjs/options/Hover.java   | 12 ++++++++++++
 .../vaadin/chartjs/options/InteractionAxis.java      |  9 +++++++++
 .../byteowls/vaadin/chartjs/options/Tooltips.java    | 12 ++++++++++++
 3 files changed, 33 insertions(+)
 create mode 100644 src/main/java/com/byteowls/vaadin/chartjs/options/InteractionAxis.java

diff --git a/src/main/java/com/byteowls/vaadin/chartjs/options/Hover.java b/src/main/java/com/byteowls/vaadin/chartjs/options/Hover.java
index 1f32499..cfd3a35 100644
--- a/src/main/java/com/byteowls/vaadin/chartjs/options/Hover.java
+++ b/src/main/java/com/byteowls/vaadin/chartjs/options/Hover.java
@@ -13,6 +13,7 @@ public class Hover<T> extends And<T> implements JsonBuilder, Serializable {
     private static final long serialVersionUID = 1317225903701999027L;
 
     private InteractionMode mode;
+    private InteractionAxis axis;
     private Boolean intersect;
     private Integer animationDuration;
     // TODO Callback onhover Called when any of the events fire. Called in the context of the chart and passed an array of active elements (bars, points, etc)
@@ -29,6 +30,14 @@ public Hover<T> mode(InteractionMode mode) {
         return this;
     }
 
+    /**
+     * Defines which directions are used in calculating distances. Defaults to {@link Axis#X} for index mode and {@link Axis#XY} in dataset and nearest modes.
+     */
+    public Hover<T> axis(InteractionAxis axis) {
+        this.axis = axis;
+        return this;
+    }
+
     /**
      * If true, the hover mode only applies when the mouse position intersects an item on the chart. Defaults to true.
      */
@@ -51,6 +60,9 @@ public JsonObject buildJson() {
         if (mode != null) {
             JUtils.putNotNull(map, "mode", mode.name().toLowerCase());
         }
+        if (axis != null) {
+            JUtils.putNotNull(map, "axis", axis.name().toLowerCase());
+        }
         JUtils.putNotNull(map, "intersect", intersect);
         JUtils.putNotNull(map, "animationDuration", animationDuration);
         return map;
diff --git a/src/main/java/com/byteowls/vaadin/chartjs/options/InteractionAxis.java b/src/main/java/com/byteowls/vaadin/chartjs/options/InteractionAxis.java
new file mode 100644
index 0000000..590a832
--- /dev/null
+++ b/src/main/java/com/byteowls/vaadin/chartjs/options/InteractionAxis.java
@@ -0,0 +1,9 @@
+package com.byteowls.vaadin.chartjs.options;
+
+public enum InteractionAxis {
+
+    X,
+    Y,
+    XY
+
+}
diff --git a/src/main/java/com/byteowls/vaadin/chartjs/options/Tooltips.java b/src/main/java/com/byteowls/vaadin/chartjs/options/Tooltips.java
index 416a508..8566ccb 100644
--- a/src/main/java/com/byteowls/vaadin/chartjs/options/Tooltips.java
+++ b/src/main/java/com/byteowls/vaadin/chartjs/options/Tooltips.java
@@ -25,6 +25,7 @@ public enum PositionMode {
     private Boolean enabled;
     // TODO custom call
     private InteractionMode mode;
+    private InteractionAxis axis;
     private Boolean intersect;
     private PositionMode position;
     private String backgroundColor;
@@ -77,6 +78,14 @@ public Tooltips<T> mode(InteractionMode mode) {
         return this;
     }
 
+    /**
+     * Defines which directions are used in calculating distances. Defaults to {@link Axis#X} for index mode and {@link Axis#XY} in dataset and nearest modes.
+     */
+    public Tooltips<T> axis(InteractionAxis axis) {
+        this.axis = axis;
+        return this;
+    }
+
     /**
      * If true, the tooltip mode applies only when the mouse position intersects with an element else
      * the mode will be applied at all times. Defaults to true.
@@ -317,6 +326,9 @@ public JsonObject buildJson() {
         if (mode != null) {
             JUtils.putNotNull(map, "mode", mode.name().toLowerCase());
         }
+        if (axis != null) {
+            JUtils.putNotNull(map, "axis", axis.name().toLowerCase());
+        }
         JUtils.putNotNull(map, "intersect", intersect);
         if (position != null) {
             JUtils.putNotNull(map, "position", position.name().toLowerCase());