From ec1d2128bd97d2b1b7936b328ef7172b467a8a25 Mon Sep 17 00:00:00 2001
From: Chris Pavlina <Pavlina.Chris@gmail.com>
Date: Mon, 30 Mar 2015 17:23:31 +0200
Subject: [PATCH] bugfix: Avoid rendering component preview if either dimension
 is 0 (eeschema).

---
 eeschema/dialogs/dialog_choose_component.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/eeschema/dialogs/dialog_choose_component.cpp b/eeschema/dialogs/dialog_choose_component.cpp
index b16a7a9d08..21a73bde04 100644
--- a/eeschema/dialogs/dialog_choose_component.cpp
+++ b/eeschema/dialogs/dialog_choose_component.cpp
@@ -346,6 +346,13 @@ void DIALOG_CHOOSE_COMPONENT::renderPreview( LIB_PART* aComponent, int aUnit )
     NEGATE( offset.x );
     NEGATE( offset.y );
 
+    // Avoid rendering when either dimension is zero
+    int width, height;
+
+    dc.GetSize( &width, &height );
+    if( !width || !height )
+        return;
+
     aComponent->Draw( NULL, &dc, offset, aUnit, m_deMorganConvert, GR_COPY,
                       UNSPECIFIED_COLOR, DefaultTransform, true, true, false );
 }