From 7e7b728b5d7bfd0477a44f70a9afdd9a30cae221 Mon Sep 17 00:00:00 2001
From: Jonas Jenwald <jonas.jenwald@gmail.com>
Date: Wed, 26 Mar 2014 22:29:04 +0100
Subject: [PATCH] Assign non-zero width/height to all rectangles (issue 4260)

---
 src/display/canvas.js | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/display/canvas.js b/src/display/canvas.js
index bcb851640..5f5d04dd5 100644
--- a/src/display/canvas.js
+++ b/src/display/canvas.js
@@ -975,6 +975,13 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
       this.ctx.closePath();
     },
     rectangle: function CanvasGraphics_rectangle(x, y, width, height) {
+      if (width === 0) {
+        width = this.getSinglePixelWidth();
+      }
+      if (height === 0) {
+        height = this.getSinglePixelWidth();
+      }
+
       this.ctx.rect(x, y, width, height);
     },
     stroke: function CanvasGraphics_stroke(consumePath) {