From 9492bdf10e74e4c4d7e8ab7298dbd275935a45f0 Mon Sep 17 00:00:00 2001
From: Derek Sollenberger <djsollen@google.com>
Date: Fri, 18 Feb 2011 14:04:07 -0500
Subject: Do not merge:  Cherry-pick 2nd part of GL_BLEND CL from master

Ensure non-ready tiles are painted with the page background color.

bug: 3465059
bug: 3471680
Change-Id: Id0cc94f181882d1308471c9bd898fe005101d6f8
---
 WebCore/platform/graphics/android/BaseLayerAndroid.cpp | 1 +
 WebCore/platform/graphics/android/BaseTile.cpp         | 2 +-
 WebCore/platform/graphics/android/GLWebViewState.cpp   | 1 +
 WebCore/platform/graphics/android/GLWebViewState.h     | 5 +++++
 4 files changed, 8 insertions(+), 1 deletion(-)

(limited to 'WebCore/platform/graphics')

diff --git a/WebCore/platform/graphics/android/BaseLayerAndroid.cpp b/WebCore/platform/graphics/android/BaseLayerAndroid.cpp
index 00eac74..3483e44 100644
--- a/WebCore/platform/graphics/android/BaseLayerAndroid.cpp
+++ b/WebCore/platform/graphics/android/BaseLayerAndroid.cpp
@@ -264,6 +264,7 @@ bool BaseLayerAndroid::drawGL(IntRect& viewRect, SkRect& visibleRect,
     XLOG("drawBasePicture drawGL() viewRect: %d, %d, %d, %d",
          left, top, width, height);
 
+    m_glWebViewState->setBackgroundColor(color);
     glClearColor((float)m_color.red() / 255.0,
                  (float)m_color.green() / 255.0,
                  (float)m_color.blue() / 255.0, 1);
diff --git a/WebCore/platform/graphics/android/BaseTile.cpp b/WebCore/platform/graphics/android/BaseTile.cpp
index 960d073..2942f24 100644
--- a/WebCore/platform/graphics/android/BaseTile.cpp
+++ b/WebCore/platform/graphics/android/BaseTile.cpp
@@ -256,7 +256,7 @@ void BaseTile::paintBitmap()
     SkCanvas* canvas = texture->canvas();
 
     canvas->save();
-    canvas->drawARGB(0, 0, 0, 0, SkXfermode::kClear_Mode);
+    canvas->drawColor(tiledPage->glWebViewState()->getBackgroundColor());
     canvas->scale(scale, scale);
     canvas->translate(-x * w, -y * h);
 
diff --git a/WebCore/platform/graphics/android/GLWebViewState.cpp b/WebCore/platform/graphics/android/GLWebViewState.cpp
index 38b747d..d57abf8 100644
--- a/WebCore/platform/graphics/android/GLWebViewState.cpp
+++ b/WebCore/platform/graphics/android/GLWebViewState.cpp
@@ -68,6 +68,7 @@ GLWebViewState::GLWebViewState(android::Mutex* buttonMutex)
     , m_usePageA(true)
     , m_globalButtonMutex(buttonMutex)
     , m_baseLayerUpdate(true)
+    , m_backgroundColor(SK_ColorWHITE)
 {
     m_viewport.setEmpty();
     m_previousViewport.setEmpty();
diff --git a/WebCore/platform/graphics/android/GLWebViewState.h b/WebCore/platform/graphics/android/GLWebViewState.h
index 7fa5e39..d45340d 100644
--- a/WebCore/platform/graphics/android/GLWebViewState.h
+++ b/WebCore/platform/graphics/android/GLWebViewState.h
@@ -205,6 +205,9 @@ public:
         return false;
     }
 
+    void setBackgroundColor(SkColor color) { m_backgroundColor = color; }
+    SkColor getBackgroundColor() { return m_backgroundColor; }
+
 private:
     void inval(const IntRect& rect); // caller must hold m_baseLayerLock
 
@@ -244,6 +247,8 @@ private:
 
     bool m_baseLayerUpdate;
     IntRect m_invalidateRect;
+
+    SkColor m_backgroundColor;
 };
 
 } // namespace WebCore
-- 
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