From 2b681b167c1d307f550a8dc7b56a94d13886827e Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Mon, 25 May 2015 22:07:05 +0300
Subject: Add method safeDrawFrame for safe OpenGL renderer.

---
 src/gui/widgets/scrollarea.cpp | 38 +++++++++++++++++++++++---------------
 1 file changed, 23 insertions(+), 15 deletions(-)

(limited to 'src/gui/widgets/scrollarea.cpp')

diff --git a/src/gui/widgets/scrollarea.cpp b/src/gui/widgets/scrollarea.cpp
index 481e4365d..1eb5417e8 100644
--- a/src/gui/widgets/scrollarea.cpp
+++ b/src/gui/widgets/scrollarea.cpp
@@ -436,25 +436,33 @@ void ScrollArea::drawFrame(Graphics *graphics)
 
         updateCalcFlag(graphics);
 
-        if (isBatchDrawRenders(openGLMode))
+        if (mRedraw)
         {
-            if (mRedraw)
-            {
-                mVertexes2->clear();
-                graphics->calcWindow(mVertexes2,
-                    0, 0,
-                    w, h,
-                    background);
-                graphics->finalize(mVertexes2);
-            }
-            graphics->drawTileCollection(mVertexes2);
-        }
-        else
-        {
-            graphics->drawImageRect(0, 0,
+            mVertexes2->clear();
+            graphics->calcWindow(mVertexes2,
+                0, 0,
                 w, h,
                 background);
+            graphics->finalize(mVertexes2);
         }
+        graphics->drawTileCollection(mVertexes2);
+    }
+    BLOCK_END("ScrollArea::drawFrame")
+}
+
+void ScrollArea::safeDrawFrame(Graphics *graphics)
+{
+    BLOCK_START("ScrollArea::drawFrame")
+    if (mOpaque)
+    {
+        const int bs = mFrameSize * 2;
+        const int w = mDimension.width + bs;
+        const int h = mDimension.height + bs;
+
+        updateCalcFlag(graphics);
+        graphics->drawImageRect(0, 0,
+            w, h,
+            background);
     }
     BLOCK_END("ScrollArea::drawFrame")
 }
-- 
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