From a94275402997c11dd2e778633dacf4b7e630a35d Mon Sep 17 00:00:00 2001
From: Ben Murdoch <benm@google.com>
Date: Fri, 22 Oct 2010 13:02:20 +0100
Subject: Merge WebKit at r70209: Initial merge by Git

Change-Id: Id23a68efa36e9d1126bcce0b137872db00892c8e
---
 WebKit/qt/Api/qwebframe.cpp | 89 ++++++++++++++++++++++++++++++---------------
 1 file changed, 59 insertions(+), 30 deletions(-)

(limited to 'WebKit/qt/Api/qwebframe.cpp')

diff --git a/WebKit/qt/Api/qwebframe.cpp b/WebKit/qt/Api/qwebframe.cpp
index 1791096..39e74d9 100644
--- a/WebKit/qt/Api/qwebframe.cpp
+++ b/WebKit/qt/Api/qwebframe.cpp
@@ -96,6 +96,9 @@
 #include "runtime_object.h"
 #include "runtime_root.h"
 #endif
+#if USE(TEXTURE_MAPPER)
+#include "texmap/TextureMapperPlatformLayer.h"
+#endif
 #include "wtf/HashMap.h"
 #include <QMultiMap>
 #include <qdebug.h>
@@ -230,14 +233,6 @@ void QWebFramePrivate::init(QWebFrame *qframe, QWebFrameData *frameData)
     frame->init();
 }
 
-WebCore::ViewportArguments QWebFramePrivate::viewportArguments()
-{
-    if (!frame || !frame->document())
-        return WebCore::ViewportArguments();
-
-    return frame->document()->viewportArguments();
-}
-
 void QWebFramePrivate::setPage(QWebPage* newPage)
 {
     if (page == newPage)
@@ -299,6 +294,16 @@ void QWebFramePrivate::renderFromTiledBackingStore(GraphicsContext* context, con
 
         painter->restore();
     }
+#if USE(ACCELERATED_COMPOSITING) && USE(TEXTURE_MAPPER)
+    // TextureMapper might use raw OpenGL or some other backend that requires native painting. On raster this doesn't have any effect.
+    if (rootGraphicsLayer) {
+        painter->beginNativePainting();
+        rootGraphicsLayer->paint(context, view->size(), view->frameRect(), IntRect(clip.boundingRect()), TransformationMatrix(), painter->opacity());
+        painter->endNativePainting();
+    }
+
+    renderRelativeCoords(context, (QWebFrame::RenderLayer)(QWebFrame::ScrollBarLayer | QWebFrame::PanIconLayer), clip);
+#endif
 }
 #endif
 
@@ -316,19 +321,18 @@ void QWebFramePrivate::renderRelativeCoords(GraphicsContext* context, QWebFrame:
     WebCore::FrameView* view = frame->view();
     view->updateLayoutAndStyleIfNeededRecursive();
 
-    for (int i = 0; i < vector.size(); ++i) {
-        const QRect& clipRect = vector.at(i);
-
-        QRect intersectedRect = clipRect.intersected(view->frameRect());
-
+    if (layer & QWebFrame::ContentsLayer) {
         painter->save();
-        painter->setClipRect(clipRect, Qt::IntersectClip);
+        for (int i = 0; i < vector.size(); ++i) {
+            const QRect& clipRect = vector.at(i);
 
-        int x = view->x();
-        int y = view->y();
+            QRect intersectedRect = clipRect.intersected(view->frameRect());
 
-        if (layer & QWebFrame::ContentsLayer) {
             context->save();
+            painter->setClipRect(clipRect, Qt::IntersectClip);
+
+            int x = view->x();
+            int y = view->y();
 
             int scrollX = view->scrollX();
             int scrollY = view->scrollY();
@@ -344,27 +348,52 @@ void QWebFramePrivate::renderRelativeCoords(GraphicsContext* context, QWebFrame:
 
             context->restore();
         }
+        painter->restore();
 
-        if (layer & QWebFrame::ScrollBarLayer
-            && !view->scrollbarsSuppressed()
-            && (view->horizontalScrollbar() || view->verticalScrollbar())) {
-            context->save();
+#if USE(ACCELERATED_COMPOSITING) && USE(TEXTURE_MAPPER)
+        if (rootGraphicsLayer) {
+            painter->save();
+            painter->beginNativePainting();
+            rootGraphicsLayer->paint(context, view->size(), view->frameRect(), IntRect(clip.boundingRect()),
+                                     TransformationMatrix(), context->platformContext()->opacity());
+            painter->endNativePainting();
+            painter->restore();
+        }
+#endif
+    }
+    if (layer & (QWebFrame::PanIconLayer | QWebFrame::ScrollBarLayer)) {
+        for (int i = 0; i < vector.size(); ++i) {
+            const QRect& clipRect = vector.at(i);
 
-            QRect rect = intersectedRect;
-            context->translate(x, y);
-            rect.translate(-x, -y);
+            QRect intersectedRect = clipRect.intersected(view->frameRect());
 
-            view->paintScrollbars(context, rect);
+            painter->save();
+            painter->setClipRect(clipRect, Qt::IntersectClip);
 
-            context->restore();
-        }
+            int x = view->x();
+            int y = view->y();
+
+            if (layer & QWebFrame::ScrollBarLayer
+                && !view->scrollbarsSuppressed()
+                && (view->horizontalScrollbar() || view->verticalScrollbar())) {
+                context->save();
+
+                QRect rect = intersectedRect;
+                context->translate(x, y);
+                rect.translate(-x, -y);
+
+                view->paintScrollbars(context, rect);
+
+                context->restore();
+            }
 
 #if ENABLE(PAN_SCROLLING)
-        if (layer & QWebFrame::PanIconLayer)
-            view->paintPanScrollIcon(context);
+            if (layer & QWebFrame::PanIconLayer)
+                view->paintPanScrollIcon(context);
 #endif
 
-        painter->restore();
+            painter->restore();
+        }
     }
 }
 
-- 
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