From 80f0fb94e1e25b3b823cfbda5f029cfff909233f Mon Sep 17 00:00:00 2001
From: Alex Walter <alex.walter@zazzle.com>
Date: Tue, 26 Jun 2018 21:48:43 -0700
Subject: [PATCH] add row numbers to the output boxes

---
 README.md                           |  6 ++++--
 lib/index.js                        |  1 +
 lib/row.js                          |  6 ++++++
 test/fixtures/four-squares-400.json | 12 ++++++++----
 test/fixtures/four-squares.json     | 12 ++++++++----
 5 files changed, 27 insertions(+), 10 deletions(-)

diff --git a/README.md b/README.md
index 67671f2..8a5a3d0 100644
--- a/README.md
+++ b/README.md
@@ -25,14 +25,16 @@ Into this:
             "top": 10,
             "width": 170,
             "height": 340,
-            "left": 10
+            "left": 10,
+            "row": 0
         },
         {
             "aspectRatio": 1.5,
             "top": 10,
             "width": 510,
             "height": 340,
-            "left": 190
+            "left": 190,
+            "row": 0
         },
         ...
     ]
diff --git a/lib/index.js b/lib/index.js
index e912e09..b2f9f1e 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -30,6 +30,7 @@ function createNewRow(layoutConfig, layoutData) {
 	}
 
 	return new Row({
+		number: layoutData._rows.length,
 		top: layoutData._containerHeight,
 		left: layoutConfig.containerPadding.left,
 		width: layoutConfig.containerWidth - layoutConfig.containerPadding.left - layoutConfig.containerPadding.right,
diff --git a/lib/row.js b/lib/row.js
index fdff562..e2621f1 100644
--- a/lib/row.js
+++ b/lib/row.js
@@ -13,6 +13,7 @@ var merge = require('merge');
  *
  * @param {Object} layoutConfig - The same as that passed
  * @param {Object} Initialization parameters. The following are all required:
+ * @param params.number {Number} The index of this row
  * @param params.top {Number} Top of row, relative to container
  * @param params.left {Number} Left side of row relative to container (equal to container left padding)
  * @param params.width {Number} Width of row, not including container padding
@@ -28,6 +29,9 @@ var merge = require('merge');
 
 var Row = module.exports = function (params) {
 
+	// The index of this row
+	this.number = params.number;
+
 	// Top of row, relative to container
 	this.top = params.top;
 
@@ -240,6 +244,8 @@ Row.prototype = {
 			// item.left = this.width - itemWidthSum - item.width;
 			item.left = itemWidthSum;
 
+			item.row = this.number;
+
 			// Increment width.
 			itemWidthSum += item.width + this.spacing;
 
diff --git a/test/fixtures/four-squares-400.json b/test/fixtures/four-squares-400.json
index ad8ce0a..c07061a 100644
--- a/test/fixtures/four-squares-400.json
+++ b/test/fixtures/four-squares-400.json
@@ -7,28 +7,32 @@
 			"top": 10,
 			"width": 380,
 			"height": 380,
-			"left": 10
+			"left": 10,
+			"row": 0
 		},
 		{
 			"aspectRatio": 1,
 			"height": 380,
 			"left": 10,
 			"top": 400,
-			"width": 380
+			"width": 380,
+			"row": 1
 		},
 		{
 			"aspectRatio": 1,
 			"height": 380,
 			"left": 10,
 			"top": 790,
-			"width": 380
+			"width": 380,
+			"row": 2
 		},
 		{
 			"aspectRatio": 1,
 			"top": 1180,
 			"width": 380,
 			"height": 380,
-			"left": 10
+			"left": 10,
+			"row": 3
 		}
 	]
 }
\ No newline at end of file
diff --git a/test/fixtures/four-squares.json b/test/fixtures/four-squares.json
index c04d00d..d7c358a 100644
--- a/test/fixtures/four-squares.json
+++ b/test/fixtures/four-squares.json
@@ -7,28 +7,32 @@
 			"top": 10,
 			"width": 340,
 			"height": 340,
-			"left": 10
+			"left": 10,
+			"row": 0
 		},
 		{
 			"aspectRatio": 1,
 			"top": 10,
 			"width": 340,
 			"height": 340,
-			"left": 360
+			"left": 360,
+			"row": 0
 		},
 		{
 			"aspectRatio": 1,
 			"top": 10,
 			"width": 340,
 			"height": 340,
-			"left": 710
+			"left": 710,
+			"row": 0
 		},
 		{
 			"aspectRatio": 1,
 			"top": 360,
 			"width": 340,
 			"height": 340,
-			"left": 10
+			"left": 10,
+			"row": 1
 		}
 	]
 }
\ No newline at end of file