From 8a02a585f2840ab539c548431fc790478547660c Mon Sep 17 00:00:00 2001
From: Andrew Meadows <andrew@highfidelity.io>
Date: Tue, 26 Apr 2016 11:23:05 -0700
Subject: [PATCH] use array of colors

---
 scripts/default/libraries/gridTool.js | 23 ++++++++++++++++++-----
 1 file changed, 18 insertions(+), 5 deletions(-)

diff --git a/scripts/default/libraries/gridTool.js b/scripts/default/libraries/gridTool.js
index bebad84e1e..c002aec3b1 100644
--- a/scripts/default/libraries/gridTool.js
+++ b/scripts/default/libraries/gridTool.js
@@ -3,7 +3,14 @@ var GRID_CONTROLS_HTML_URL = Script.resolvePath('../html/gridControls.html');
 Grid = function(opts) {
     var that = {};
 
-    var gridColor = { red: 255, green: 255, blue: 255 };
+    var colors = [
+        { red: 0, green: 0, blue: 0 },
+        { red: 255, green: 255, blue: 255 },
+        { red: 255, green: 0, blue: 0 },
+        { red: 0, green: 255, blue: 0 },
+        { red: 0, green: 0, blue: 255 },
+    ];
+    var colorIndex = 0;
     var gridAlpha = 0.6;
     var origin = { x: 0, y: +MyAvatar.getJointPosition('LeftToeBase').y.toFixed(1) + 0.1, z: 0 };
     var scale = 500;
@@ -21,7 +28,7 @@ Grid = function(opts) {
         position: origin,
         visible: false,
         drawInFront: false,
-        color: gridColor,
+        color: colors[0],
         alpha: gridAlpha,
         minorGridEvery: minorGridEvery,
         majorGridEvery: majorGridEvery,
@@ -45,6 +52,12 @@ Grid = function(opts) {
         updateGrid();
     };
 
+    that.getColorIndex = function() { return colorIndex; };
+    that.setColorIndex = function(value) {
+        colorIndex = value;
+        updateGrid();
+    };
+
     that.getSnapToGrid = function() { return snapToGrid; };
     that.setSnapToGrid = function(value) {
         snapToGrid = value;
@@ -162,8 +175,8 @@ Grid = function(opts) {
             majorGridEvery = data.majorGridEvery;
         }
 
-        if (data.gridColor !== undefined) {
-            gridColor = data.gridColor;
+        if (data.colorIndex !== undefined) {
+            colorIndex = data.colorIndex;
         }
 
         if (data.gridSize) {
@@ -183,7 +196,7 @@ Grid = function(opts) {
             visible: that.visible && that.enabled,
             minorGridEvery: minorGridEvery,
             majorGridEvery: majorGridEvery,
-            color: gridColor,
+            color: colors[colorIndex],
             alpha: gridAlpha,
         });