1 /*

     2  * Copyright (C) 2008 Apple Inc. All rights reserved.

     3  *

     4  * Redistribution and use in source and binary forms, with or without

     5  * modification, are permitted provided that the following conditions

     6  * are met:

     7  *

     8  * 1.  Redistributions of source code must retain the above copyright

     9  *     notice, this list of conditions and the following disclaimer.

    10  * 2.  Redistributions in binary form must reproduce the above copyright

    11  *     notice, this list of conditions and the following disclaimer in the

    12  *     documentation and/or other materials provided with the distribution.

    13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

    14  *     its contributors may be used to endorse or promote products derived

    15  *     from this software without specific prior written permission.

    16  *

    17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

    18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

    19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

    20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

    21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

    22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

    23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

    24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

    26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    27  */

    28 

    29 #include "config.h"

    30 #include "RenderReplica.h"

    31 

    32 #include "RenderLayer.h"

    33 

    34 namespace WebCore {

    35 

    36 RenderReplica::RenderReplica(Node* n)

    37 : RenderBox(n)

    38 {

    39     // This is a hack. Replicas are synthetic, and don't pick up the attributes of the

    40     // renderers being replicated, so they always report that they are inline, non-replaced.

    41     // However, we need transforms to be applied to replicas for reflections, so have to pass

    42     // the if (!isInline() || isReplaced()) check before setHasTransform().

    43     setReplaced(true);

    44 }

    45 

    46 RenderReplica::~RenderReplica()

    47 {}

    48     

    49 void RenderReplica::layout()

    50 {

    51     setFrameRect(parentBox()->borderBoxRect());

    52     setNeedsLayout(false);

    53 }

    54 

    55 void RenderReplica::calcPrefWidths()

    56 {

    57     m_minPrefWidth = parentBox()->width();

    58     m_maxPrefWidth = m_minPrefWidth;

    59     setPrefWidthsDirty(false);

    60 }

    61 

    62 void RenderReplica::paint(PaintInfo& paintInfo, int tx, int ty)

    63 {

    64     if (paintInfo.phase != PaintPhaseForeground && paintInfo.phase != PaintPhaseMask)

    65         return;

    66  

    67     tx += x();

    68     ty += y();

    69 

    70     if (paintInfo.phase == PaintPhaseForeground)

    71         // Turn around and paint the parent layer. Use temporary clipRects, so that the layer doesn't end up caching clip rects

    72         // computing using the wrong rootLayer

    73         layer()->parent()->paintLayer(layer()->transform() ? layer()->parent() : layer()->enclosingTransformedAncestor(),

    74                                       paintInfo.context, paintInfo.rect,

    75                                       PaintBehaviorNormal, 0, 0,

    76                                       RenderLayer::PaintLayerHaveTransparency | RenderLayer::PaintLayerAppliedTransform | RenderLayer::PaintLayerTemporaryClipRects | RenderLayer::PaintLayerPaintingReflection);

    77     else if (paintInfo.phase == PaintPhaseMask)

    78         paintMask(paintInfo, tx, ty);

    79 }

    80 

    81 } // namespace WebCore