From f17ba5b9abc324a181f5498f7448524524dca256 Mon Sep 17 00:00:00 2001
From: Fabien Tafel <fabien@voilab.org>
Date: Tue, 14 Aug 2018 15:29:29 +0200
Subject: [PATCH] added opacity for column borders

---
 README.md       | 11 +++++++++--
 package.json    |  2 +-
 voilab-table.js | 20 ++++++++++++++++----
 3 files changed, 26 insertions(+), 7 deletions(-)

diff --git a/README.md b/README.md
index 89bb46f..9c5822b 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ PdfKit wrapper that helps to draw informations in simple tables.
 ## Installation
 
 ```
-node install --save voilab-pdf-table
+npm install --save voilab-pdf-table
 ```
 
 ## Usage
@@ -106,6 +106,13 @@ table.onPageAdd(function (table, row, ev) {
 
 ## Changelogs
 
+### 0.4.1
+Thank you, contributors!
+
+**From #vikram1992**
+
++ added `headerOpacity` and `headerBorderOpacity` in column configuration
+
 ### 0.4.0
 Thank you, contributors!
 
@@ -116,7 +123,7 @@ Thank you, contributors!
 
 **From #cbwebdevelopment**
 
-+ added `addonCellBackgroundAdd` and `onCellBackgroundAdded` events
++ added `onCellBackgroundAdd` and `onCellBackgroundAdded` events
 + added `onCellBorderAdd` and `onCellBorderAdded` events
 + the current row index is passed in events
 + some modifications about pos calculation
diff --git a/package.json b/package.json
index fb14c3d..24fe768 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "table"
   ],
   "dependencies": {
-    "lodash": "4.*"
+    "lodash": "^4.17.10"
   },
   "author": {
     "name": "Fabien Tafelmacher"
diff --git a/voilab-table.js b/voilab-table.js
index 393a853..8a7516d 100644
--- a/voilab-table.js
+++ b/voilab-table.js
@@ -56,19 +56,27 @@ var lodash = require('lodash'),
             bpos = {
                 x: pos.x + column.width,
                 y: pos.y + row._renderedContent.height
+            },
+            doStroke = function () {
+                var opacity = (!isHeader && column.borderOpacity) || (isHeader && column.headerBorderOpacity);
+                self.pdf.lineCap('square').opacity(opacity || 1).stroke().restore();
             };
 
         if (border.indexOf('L') !== -1) {
-            self.pdf.save().moveTo(pos.x, pos.y).lineTo(pos.x, bpos.y).lineCap('square').stroke().restore();
+            self.pdf.save().moveTo(pos.x, pos.y).lineTo(pos.x, bpos.y);
+            doStroke();
         }
         if (border.indexOf('T') !== -1) {
-            self.pdf.save().moveTo(pos.x, pos.y).lineTo(bpos.x, pos.y).lineCap('square').stroke().restore();
+            self.pdf.save().moveTo(pos.x, pos.y).lineTo(bpos.x, pos.y);
+            doStroke();
         }
         if (border.indexOf('B') !== -1) {
-            self.pdf.save().moveTo(pos.x, bpos.y).lineTo(bpos.x, bpos.y).lineCap('square').stroke().restore();
+            self.pdf.save().moveTo(pos.x, bpos.y).lineTo(bpos.x, bpos.y);
+            doStroke();
         }
         if (border.indexOf('R') !== -1) {
-            self.pdf.save().moveTo(bpos.x, pos.y).lineTo(bpos.x, bpos.y).lineCap('square').stroke().restore();
+            self.pdf.save().moveTo(bpos.x, pos.y).lineTo(bpos.x, bpos.y);
+            doStroke();
         }
 
         self.emitter.emit('cell-border-added', self, column, row, isHeader);
@@ -582,6 +590,8 @@ lodash.assign(PdfTable.prototype, {
      *     <li><i>Boolean</i> <b>hidden</b>: True to define the column as
      *     hidden (default to false)</li>
      *     <li><i>String</i> <b>border</b>: cell border (LTBR)</li>
+     *     <li><i>Number</i> <b>borderOpacity</b>: cell border opacity, from 0
+     *     to 1</li>
      *     <li><i>Number</i> <b>width</b>: column width</li>
      *     <li><i>Number</i> <b>height</b>: min height for cell (default to
      *     standard linebreak)</li>
@@ -602,6 +612,8 @@ lodash.assign(PdfTable.prototype, {
      *     <li><i>Function</i> <b>headerRenderer</b>: renderer function for
      *     header cell. Recieve (PdfTable table, row)</li>
      *     <li><i>String</i> <b>headerBorder</b>: cell border (LTBR)</li>
+     *     <li><i>Number</i> <b>headerBorderOpacity</b>: cell border opacity,
+     *     from 0 to 1</li>
      *     <li><i>Boolean</i> <b>headerFill</b>: True to fill the header with
      *     the predefined color (with pdf.fillColor(color))</li>
      *     <li><i>Number</i> <b>headerHeight</b>: min height for cell (default