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/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
* Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
* Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. All rights reserved.
* Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
* Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
* Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
* Copyright (c) 2011, Code Aurora Forum. All rights reserved.
* Copyright (C) Research In Motion Limited 2011. All rights reserved.
* Copyright (C) 2012 Google Inc. 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
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "StyleResolveForDocument.h"
#include "CSSFontSelector.h"
#include "Document.h"
#include "FontCascade.h"
#include "Frame.h"
#include "FrameView.h"
#include "HTMLIFrameElement.h"
#include "LocaleToScriptMapping.h"
#include "NodeRenderStyle.h"
#include "Page.h"
#include "RenderObject.h"
#include "RenderStyle.h"
#include "RenderView.h"
#include "Settings.h"
#include "StyleAdjuster.h"
#include "StyleFontSizeFunctions.h"
#include "StyleResolver.h"
namespace WebCore {
namespace Style {
RenderStyle resolveForDocument(const Document& document)
{
ASSERT(document.hasLivingRenderTree());
RenderView& renderView = *document.renderView();
auto documentStyle = RenderStyle::create();
documentStyle.setDisplay(DisplayType::Block);
documentStyle.setRTLOrdering(document.visuallyOrdered() ? Order::Visual : Order::Logical);
documentStyle.setZoom(!document.printing() ? renderView.frame().pageZoomFactor() : 1);
documentStyle.setPageScaleTransform(renderView.frame().frameScaleFactor());
FontCascadeDescription documentFontDescription = documentStyle.fontDescription();
documentFontDescription.setSpecifiedLocale(document.contentLanguage());
documentStyle.setFontDescription(WTFMove(documentFontDescription));
// This overrides any -webkit-user-modify inherited from the parent iframe.
documentStyle.setUserModify(document.inDesignMode() ? UserModify::ReadWrite : UserModify::ReadOnly);
#if PLATFORM(IOS_FAMILY)
if (document.inDesignMode())
documentStyle.setTextSizeAdjust(TextSizeAdjustment(NoTextSizeAdjustment));
#endif
Adjuster::adjustEventListenerRegionTypesForRootStyle(documentStyle, document);
Element* docElement = document.documentElement();
RenderObject* docElementRenderer = docElement ? docElement->renderer() : nullptr;
if (docElementRenderer) {
// Use the direction and writing-mode of the body to set the
// viewport's direction and writing-mode unless the property is set on the document element.
// If there is no body, then use the document element.
auto* body = document.bodyOrFrameset();
RenderObject* bodyRenderer = body ? body->renderer() : nullptr;
if (bodyRenderer && !docElementRenderer->style().hasExplicitlySetWritingMode())
documentStyle.setWritingMode(bodyRenderer->style().writingMode());
else
documentStyle.setWritingMode(docElementRenderer->style().writingMode());
if (bodyRenderer && !docElementRenderer->style().hasExplicitlySetDirection())
documentStyle.setDirection(bodyRenderer->style().direction());
else
documentStyle.setDirection(docElementRenderer->style().direction());
}
const Pagination& pagination = renderView.frameView().pagination();
if (pagination.mode != Pagination::Unpaginated) {
documentStyle.setColumnStylesFromPaginationMode(pagination.mode);
documentStyle.setColumnGap(GapLength(Length((int) pagination.gap, LengthType::Fixed)));
if (renderView.multiColumnFlow())
renderView.updateColumnProgressionFromStyle(documentStyle);
if (renderView.page().paginationLineGridEnabled()) {
documentStyle.setLineGrid("-webkit-default-pagination-grid");
documentStyle.setLineSnap(LineSnap::Contain);
}
}
const Settings& settings = renderView.frame().settings();
FontCascadeDescription fontDescription;
fontDescription.setSpecifiedLocale(document.contentLanguage());
fontDescription.setRenderingMode(settings.fontRenderingMode());
fontDescription.setOneFamily(standardFamily);
fontDescription.setShouldAllowUserInstalledFonts(settings.shouldAllowUserInstalledFonts() ? AllowUserInstalledFonts::Yes : AllowUserInstalledFonts::No);
fontDescription.setKeywordSizeFromIdentifier(CSSValueMedium);
int size = fontSizeForKeyword(CSSValueMedium, false, document);
fontDescription.setSpecifiedSize(size);
bool useSVGZoomRules = document.isSVGDocument();
fontDescription.setComputedSize(computedFontSizeFromSpecifiedSize(size, fontDescription.isAbsoluteSize(), useSVGZoomRules, &documentStyle, document));
auto [fontOrientation, glyphOrientation] = documentStyle.fontAndGlyphOrientation();
fontDescription.setOrientation(fontOrientation);
fontDescription.setNonCJKGlyphOrientation(glyphOrientation);
documentStyle.setFontDescription(WTFMove(fontDescription));
documentStyle.fontCascade().update(&const_cast<Document&>(document).fontSelector());
return documentStyle;
}
}
}