From 906945681773d9af3b46006e4f661993edc3e871 Mon Sep 17 00:00:00 2001
From: Miklos Vajna <vmiklos@collabora.co.uk>
Date: Wed, 14 Jan 2015 18:35:48 +0100
Subject: SwViewShell::PaintTile: paint a small red rectangle as well in debug
 mode

Change-Id: I246965ac341ef0deeb30f1d3a0c518e67a074869
---
 sw/source/core/view/viewsh.cxx | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/sw/source/core/view/viewsh.cxx b/sw/source/core/view/viewsh.cxx
index 8647409d8848..ac49e5e6c5f6 100644
--- a/sw/source/core/view/viewsh.cxx
+++ b/sw/source/core/view/viewsh.cxx
@@ -1824,6 +1824,19 @@ void SwViewShell::PaintTile(VirtualDevice &rDevice, int contextWidth, int contex
     // SwViewShell's output device tear down
     mpOut = pSaveOut;
     mbTiledRendering = bTiledRendering;
+
+    static bool bDebug = getenv("SW_DEBUG_TILEDRENDERING") != 0;
+    if (bDebug)
+    {
+        // Draw a small red rectangle in the top left corner so that it's easy to see where a new tile begins.
+        Rectangle aRect(0, 0, 5, 5);
+        aRect = rDevice.PixelToLogic(aRect);
+        rDevice.Push(PushFlags::FILLCOLOR | PushFlags::LINECOLOR);
+        rDevice.SetFillColor(COL_LIGHTRED);
+        rDevice.SetLineColor();
+        rDevice.DrawRect(aRect);
+        rDevice.Pop();
+    }
 }
 
 #if !HAVE_FEATURE_DESKTOP
-- 
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