Rename repaint to paintInvalidation for remaining methods.

Source/core/rendering/RenderBox.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com)
  *           (C) 2005, 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Adobe Systems Incorporated. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 856 matching lines @@
     return style()->paddingStart().isPercent() || style()->paddingEnd().isPercent();
 }
 
 IntSize RenderBox::scrolledContentOffset() const
 {
     ASSERT(hasOverflowClip());
     ASSERT(hasLayer());
     return layer()->scrollableArea()->scrollOffset();
 }
 
-void RenderBox::applyCachedClipAndScrollOffsetForRepaint(LayoutRect& paintRect) const
+void RenderBox::applyCachedClipAndScrollOffsetForPaintInvalidation(LayoutRect& paintRect) const
 {
     ASSERT(hasLayer());
     ASSERT(hasOverflowClip());
 
     flipForWritingMode(paintRect);
     paintRect.move(-scrolledContentOffset()); // For overflow:auto/scroll/hidden.
 
-    // Do not clip scroll layer contents to reduce the number of repaints while scrolling.
+    // Do not clip scroll layer contents to reduce the number of paint invalidations while scrolling.
     if (usesCompositedScrolling()) {
         flipForWritingMode(paintRect);
         return;
     }
 
     // height() is inaccurate if we're in the middle of a layout of this RenderBox, so use the
-    // layer's size instead. Even if the layer's size is wrong, the layer itself will repaint
+    // layer's size instead. Even if the layer's size is wrong, the layer itself will issue paint invalidations
     // anyway if its size does change.
     LayoutRect clipRect(LayoutPoint(), layer()->size());
     paintRect = intersection(paintRect, clipRect);
     flipForWritingMode(paintRect);
 }
 
 void RenderBox::computeIntrinsicLogicalWidths(LayoutUnit& minLogicalWidth, LayoutUnit& maxLogicalWidth) const
 {
     minLogicalWidth = minPreferredLogicalWidth() - borderAndPaddingLogicalWidth();
     maxLogicalWidth = maxPreferredLogicalWidth() - borderAndPaddingLogicalWidth();
@@ skipping 575 matching lines @@
         paintInvalidationForWholeRenderer();
         return;
     }
 
     ShapeValue* shapeOutsideValue = style()->shapeOutside();
     if (!frameView()->isInPerformLayout() && isFloating() && shapeOutsideValue && shapeOutsideValue->image() && shapeOutsideValue->image()->data() == image) {
         ShapeOutsideInfo::ensureInfo(*this).markShapeAsDirty();
         markShapeOutsideDependentsForLayout();
     }
 
-    bool didFullRepaint = repaintLayerRectsForImage(image, style()->backgroundLayers(), true);
-    if (!didFullRepaint)
-        repaintLayerRectsForImage(image, style()->maskLayers(), false);
+    if (!paintInvalidationLayerRectsForImage(image, style()->backgroundLayers(), true))
+        paintInvalidationLayerRectsForImage(image, style()->maskLayers(), false);
 }
 
-bool RenderBox::repaintLayerRectsForImage(WrappedImagePtr image, const FillLayer& layers, bool drawingBackground)
+bool RenderBox::paintInvalidationLayerRectsForImage(WrappedImagePtr image, const FillLayer& layers, bool drawingBackground)
 {
     LayoutRect rendererRect;
     RenderBox* layerRenderer = 0;
 
     for (const FillLayer* curLayer = &layers; curLayer; curLayer = curLayer->next()) {
         if (curLayer->image() && image == curLayer->image()->data() && curLayer->image()->canRender(*this, style()->effectiveZoom())) {
             // Now that we know this image is being used, compute the renderer and the rect if we haven't already.
             if (!layerRenderer) {
                 bool drawingRootBackground = drawingBackground && (isDocumentElement() || (isBody() && !document().documentElement()->renderer()->hasBackground()));
                 if (drawingRootBackground) {
@@ skipping 16 matching lines @@
                 } else {
                     layerRenderer = this;
                     rendererRect = borderBoxRect();
                 }
             }
 
             BackgroundImageGeometry geometry;
             layerRenderer->calculateBackgroundImageGeometry(0, *curLayer, rendererRect, geometry);
             if (geometry.hasNonLocalGeometry()) {
                 // Rather than incur the costs of computing the paintContainer for renderers with fixed backgrounds
-                // in order to get the right destRect, just repaint the entire renderer.
+                // in order to get the right destRect, just issue paint invalidations for the entire renderer.
                 layerRenderer->paintInvalidationForWholeRenderer();
                 return true;
             }
 
             layerRenderer->invalidatePaintRectangle(geometry.destRect());
             if (geometry.destRect() == rendererRect)
                 return true;
         }
     }
     return false;
@@ skipping 227 matching lines @@
     if (!logicalHeightLength.isFixed()) {
         LayoutUnit fillFallbackExtent = containingBlockStyle->isHorizontalWritingMode() ? view()->frameView()->visibleHeight() : view()->frameView()->visibleWidth();
         LayoutUnit fillAvailableExtent = containingBlock()->availableLogicalHeight(ExcludeMarginBorderPadding);
         return std::min(fillAvailableExtent, fillFallbackExtent);
     }
 
     // Use the content box logical height as specified by the style.
     return cb->adjustContentBoxLogicalHeightForBoxSizing(logicalHeightLength.value());
 }
 
-void RenderBox::mapLocalToContainer(const RenderLayerModelObject* repaintContainer, TransformState& transformState, MapCoordinatesFlags mode, bool* wasFixed, const PaintInvalidationState* paintInvalidationState) const
+void RenderBox::mapLocalToContainer(const RenderLayerModelObject* paintInvalidationContainer, TransformState& transformState, MapCoordinatesFlags mode, bool* wasFixed, const PaintInvalidationState* paintInvalidationState) const
 {
-    if (repaintContainer == this)
+    if (paintInvalidationContainer == this)
         return;
 
-    if (paintInvalidationState && paintInvalidationState->canMapToContainer(repaintContainer)) {
+    if (paintInvalidationState && paintInvalidationState->canMapToContainer(paintInvalidationContainer)) {
         LayoutSize offset = paintInvalidationState->paintOffset() + locationOffset();
         if (style()->hasInFlowPosition() && layer())
             offset += layer()->offsetForInFlowPosition();
         transformState.move(offset);
         return;
     }
 
     bool containerSkipped;
-    RenderObject* o = container(repaintContainer, &containerSkipped);
+    RenderObject* o = container(paintInvalidationContainer, &containerSkipped);
     if (!o)
         return;
 
     bool isFixedPos = style()->position() == FixedPosition;
     bool hasTransform = hasLayer() && layer()->transform();
     // If this box has a transform, it acts as a fixed position container for fixed descendants,
     // and may itself also be fixed position. So propagate 'fixed' up only if this box is fixed position.
     if (hasTransform && !isFixedPos)
         mode &= ~IsFixed;
     else if (isFixedPos)
         mode |= IsFixed;
 
     if (wasFixed)
         *wasFixed = mode & IsFixed;
 
     LayoutSize containerOffset = offsetFromContainer(o, roundedLayoutPoint(transformState.mappedPoint()));
 
     bool preserve3D = mode & UseTransforms && (o->style()->preserves3D() || style()->preserves3D());
     if (mode & UseTransforms && shouldUseTransformFromContainer(o)) {
         TransformationMatrix t;
         getTransformFromContainer(o, containerOffset, t);
         transformState.applyTransform(t, preserve3D ? TransformState::AccumulateTransform : TransformState::FlattenTransform);
     } else
         transformState.move(containerOffset.width(), containerOffset.height(), preserve3D ? TransformState::AccumulateTransform : TransformState::FlattenTransform);
 
     if (containerSkipped) {
-        // There can't be a transform between repaintContainer and o, because transforms create containers, so it should be safe
-        // to just subtract the delta between the repaintContainer and o.
-        LayoutSize containerOffset = repaintContainer->offsetFromAncestorContainer(o);
+        // There can't be a transform between paintInvalidationContainer and o, because transforms create containers, so it should be safe
+        // to just subtract the delta between the paintInvalidationContainer and o.
+        LayoutSize containerOffset = paintInvalidationContainer->offsetFromAncestorContainer(o);
         transformState.move(-containerOffset.width(), -containerOffset.height(), preserve3D ? TransformState::AccumulateTransform : TransformState::FlattenTransform);
         return;
     }
 
     mode &= ~ApplyContainerFlip;
 
-    o->mapLocalToContainer(repaintContainer, transformState, mode, wasFixed);
+    o->mapLocalToContainer(paintInvalidationContainer, transformState, mode, wasFixed);
 }
 
 void RenderBox::mapAbsoluteToLocalPoint(MapCoordinatesFlags mode, TransformState& transformState) const
 {
     bool isFixedPos = style()->position() == FixedPosition;
     bool hasTransform = hasLayer() && layer()->transform();
     if (hasTransform && !isFixedPos) {
         // If this box has a transform, it acts as a fixed position container for fixed descendants,
         // and may itself also be fixed position. So propagate 'fixed' up only if this box is fixed position.
         mode &= ~IsFixed;
@@ skipping 133 matching lines @@
 
     LayoutRect r = visualOverflowRect();
     mapRectToPaintInvalidationBacking(paintInvalidationContainer, r, false /*fixed*/, paintInvalidationState);
     return r;
 }
 
 void RenderBox::mapRectToPaintInvalidationBacking(const RenderLayerModelObject* paintInvalidationContainer, LayoutRect& rect, bool fixed, const PaintInvalidationState* paintInvalidationState) const
 {
     // The rect we compute at each step is shifted by our x/y offset in the parent container's coordinate space.
     // Only when we cross a writing mode boundary will we have to possibly flipForWritingMode (to convert into a more appropriate
-    // offset corner for the enclosing container).  This allows for a fully RL or BT document to repaint
+    // offset corner for the enclosing container). This allows for a fully RL or BT document to issue paint invalidations
     // properly even during layout, since the rect remains flipped all the way until the end.
     //
-    // RenderView::computeRectForRepaint then converts the rect to physical coordinates.  We also convert to
+    // RenderView::computeRectForPaintInvalidation then converts the rect to physical coordinates. We also convert to
     // physical when we hit a paintInvalidationContainer boundary. Therefore the final rect returned is always in the
     // physical coordinate space of the paintInvalidationContainer.
     RenderStyle* styleToUse = style();
 
     if (paintInvalidationState && paintInvalidationState->canMapToContainer(paintInvalidationContainer) && styleToUse->position() != FixedPosition) {
         if (layer() && layer()->transform())
             rect = layer()->transform()->mapRect(pixelSnappedIntRect(rect));
 
         // We can't trust the bits on RenderObject, because this might be called while re-resolving style.
         if (styleToUse->hasInFlowPosition() && layer())
@@ skipping 42 matching lines @@
         topLeft += toRenderInline(o)->offsetForInFlowPositionedInline(*this);
     } else if (styleToUse->hasInFlowPosition() && layer()) {
         // Apply the relative position offset when invalidating a rectangle.  The layer
         // is translated, but the render box isn't, so we need to do this to get the
         // right dirty rect.  Since this is called from RenderObject::setStyle, the relative position
         // flag on the RenderObject has been cleared, so use the one on the style().
         topLeft += layer()->offsetForInFlowPosition();
     }
 
     if (position != AbsolutePosition && position != FixedPosition && o->hasColumns() && o->isRenderBlockFlow()) {
-        LayoutRect repaintRect(topLeft, rect.size());
-        toRenderBlock(o)->adjustRectForColumns(repaintRect);
-        topLeft = repaintRect.location();
-        rect = repaintRect;
+        LayoutRect paintInvalidationRect(topLeft, rect.size());
+        toRenderBlock(o)->adjustRectForColumns(paintInvalidationRect);
+        topLeft = paintInvalidationRect.location();
+        rect = paintInvalidationRect;
     }
 
     // FIXME: We ignore the lightweight clipping rect that controls use, since if |o| is in mid-layout,
     // its controlClipRect will be wrong. For overflow clip we use the values cached by the layer.
     rect.setLocation(topLeft);
     if (o->hasOverflowClip() && !shouldDoFullPaintInvalidationIfSelfPaintingLayer()) {
         RenderBox* containerBox = toRenderBox(o);
-        containerBox->applyCachedClipAndScrollOffsetForRepaint(rect);
+        containerBox->applyCachedClipAndScrollOffsetForPaintInvalidation(rect);
         if (rect.isEmpty())
             return;
     }
 
     if (containerSkipped) {
         // If the paintInvalidationContainer is below o, then we need to map the rect into paintInvalidationContainer's coordinates.
         LayoutSize containerOffset = paintInvalidationContainer->offsetFromAncestorContainer(o);
         rect.move(-containerOffset);
         return;
     }
@@ skipping 2018 matching lines @@
     LayoutSize newBorderBoxSize = size();
 
     if (oldBorderBoxSize == newBorderBoxSize)
         return invalidationReason;
 
     if (oldBorderBoxSize.width() != newBorderBoxSize.width() && mustInvalidateBackgroundOrBorderPaintOnWidthChange())
         return InvalidationBorderBoxChange;
     if (oldBorderBoxSize.height() != newBorderBoxSize.height() && mustInvalidateBackgroundOrBorderPaintOnHeightChange())
         return InvalidationBorderBoxChange;
 
-    // If size of repaint rect equals to size of border box, RenderObject::incrementallyInvalidatePaint()
+    // If size of the paint invalidation rect equals to size of border box, RenderObject::incrementallyInvalidatePaint()
     // is good for boxes having background without box decorations.
     if (oldBorderBoxSize == oldBounds.size() && newBorderBoxSize == newBounds.size() && !style()->hasBoxDecorations())
         return invalidationReason;
 
     // FIXME: Since we have accurate old border box size, we could do more accurate
     // incremental invalidation instead of full invalidation.
     return InvalidationBorderBoxChange;
 }
 
 void RenderBox::markForPaginationRelayoutIfNeeded(SubtreeLayoutScope& layoutScope)
@@ skipping 522 matching lines @@
         RenderBox* boxToSplit = toRenderBox(beforeChild->parent());
         if (boxToSplit->slowFirstChild() != beforeChild && boxToSplit->isAnonymous()) {
             didSplitParentAnonymousBoxes = true;
 
             // We have to split the parent box into two boxes and move children
             // from |beforeChild| to end into the new post box.
             RenderBox* postBox = boxToSplit->createAnonymousBoxWithSameTypeAs(this);
             postBox->setChildrenInline(boxToSplit->childrenInline());
             RenderBox* parentBox = toRenderBox(boxToSplit->parent());
             // We need to invalidate the |parentBox| before inserting the new node
-            // so that the table repainting logic knows the structure is dirty.
+            // so that the table paint invalidation logic knows the structure is dirty.
             // See for example RenderTableCell:clippedOverflowRectForPaintInvalidation.
             markBoxForRelayoutAfterSplit(parentBox);
             parentBox->virtualChildren()->insertChildNode(parentBox, postBox, boxToSplit->nextSibling());
             boxToSplit->moveChildrenTo(postBox, beforeChild, 0, true);
 
             markBoxForRelayoutAfterSplit(boxToSplit);
             markBoxForRelayoutAfterSplit(postBox);
 
             beforeChild = postBox;
         } else
@@ skipping 47 matching lines @@
 RenderBox::BoxDecorationData::BoxDecorationData(const RenderStyle& style)
 {
     backgroundColor = style.visitedDependentColor(CSSPropertyBackgroundColor);
     hasBackground = backgroundColor.alpha() || style.hasBackgroundImage();
     ASSERT(hasBackground == style.hasBackground());
     hasBorder = style.hasBorder();
     hasAppearance = style.hasAppearance();
 }
 
 } // namespace blink