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flutter_flutter/engine/core/css/resolver/StyleBuilderCustom.cpp

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/*
* Copyright (C) 2013 Google Inc. All rights reserved.
* 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.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "sky/engine/config.h"
#include "gen/sky/core/CSSPropertyNames.h"
#include "gen/sky/core/CSSValueKeywords.h"
#include "gen/sky/core/StyleBuilderFunctions.h"
#include "gen/sky/core/StylePropertyShorthand.h"
#include "sky/engine/core/css/BasicShapeFunctions.h"
#include "sky/engine/core/css/CSSAspectRatioValue.h"
#include "sky/engine/core/css/CSSCursorImageValue.h"
#include "sky/engine/core/css/CSSFontValue.h"
#include "sky/engine/core/css/CSSGradientValue.h"
#include "sky/engine/core/css/CSSHelper.h"
#include "sky/engine/core/css/CSSImageSetValue.h"
#include "sky/engine/core/css/CSSLineBoxContainValue.h"
#include "sky/engine/core/css/CSSPrimitiveValueMappings.h"
#include "sky/engine/core/css/CSSPropertyMetadata.h"
#include "sky/engine/core/css/Pair.h"
#include "sky/engine/core/css/StylePropertySet.h"
#include "sky/engine/core/css/StyleRule.h"
#include "sky/engine/core/css/parser/BisonCSSParser.h"
#include "sky/engine/core/css/resolver/ElementStyleResources.h"
#include "sky/engine/core/css/resolver/FilterOperationResolver.h"
#include "sky/engine/core/css/resolver/FontBuilder.h"
#include "sky/engine/core/css/resolver/StyleBuilder.h"
#include "sky/engine/core/css/resolver/TransformBuilder.h"
#include "sky/engine/core/frame/LocalFrame.h"
#include "sky/engine/core/frame/Settings.h"
#include "sky/engine/core/rendering/style/QuotesData.h"
#include "sky/engine/core/rendering/style/RenderStyle.h"
#include "sky/engine/core/rendering/style/RenderStyleConstants.h"
#include "sky/engine/core/rendering/style/StyleGeneratedImage.h"
#include "sky/engine/platform/fonts/FontDescription.h"
#include "sky/engine/wtf/MathExtras.h"
#include "sky/engine/wtf/StdLibExtras.h"
#include "sky/engine/wtf/Vector.h"
namespace blink {
void StyleBuilder::applyProperty(CSSPropertyID id, StyleResolverState& state, CSSValue* value)
{
ASSERT_WITH_MESSAGE(!isExpandedShorthand(id), "Shorthand property id = %d wasn't expanded at parsing time", id);
bool isInherit = state.parentNode() && value->isInheritedValue();
bool isInitial = value->isInitialValue() || (!state.parentNode() && value->isInheritedValue());
ASSERT(!isInherit || !isInitial); // isInherit -> !isInitial && isInitial -> !isInherit
ASSERT(!isInherit || (state.parentNode() && state.parentStyle())); // isInherit -> (state.parentNode() && state.parentStyle())
CSSPrimitiveValue* primitiveValue = value->isPrimitiveValue() ? toCSSPrimitiveValue(value) : 0;
if (primitiveValue && primitiveValue->getValueID() == CSSValueCurrentcolor)
state.style()->setHasCurrentColor();
if (isInherit && !state.parentStyle()->hasExplicitlyInheritedProperties() && !CSSPropertyMetadata::isInheritedProperty(id))
state.parentStyle()->setHasExplicitlyInheritedProperties();
StyleBuilder::applyProperty(id, state, value, isInitial, isInherit);
}
void StyleBuilderFunctions::applyInitialCSSPropertyColor(StyleResolverState& state)
{
Color color = RenderStyle::initialColor();
state.style()->setColor(color);
}
void StyleBuilderFunctions::applyInheritCSSPropertyColor(StyleResolverState& state)
{
Color color = state.parentStyle()->color();
state.style()->setColor(color);
}
void StyleBuilderFunctions::applyValueCSSPropertyColor(StyleResolverState& state, CSSValue* value)
{
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
// As per the spec, 'color: currentColor' is treated as 'color: inherit'
if (primitiveValue->getValueID() == CSSValueCurrentcolor) {
applyInheritCSSPropertyColor(state);
return;
}
state.style()->setColor(StyleBuilderConverter::convertColor(state, value));
}
void StyleBuilderFunctions::applyInitialCSSPropertyCursor(StyleResolverState& state)
{
state.style()->clearCursorList();
state.style()->setCursor(RenderStyle::initialCursor());
}
void StyleBuilderFunctions::applyInheritCSSPropertyCursor(StyleResolverState& state)
{
state.style()->setCursor(state.parentStyle()->cursor());
state.style()->setCursorList(state.parentStyle()->cursors());
}
void StyleBuilderFunctions::applyValueCSSPropertyCursor(StyleResolverState& state, CSSValue* value)
{
state.style()->clearCursorList();
if (value->isValueList()) {
CSSValueList* list = toCSSValueList(value);
int len = list->length();
state.style()->setCursor(CURSOR_AUTO);
for (int i = 0; i < len; i++) {
CSSValue* item = list->item(i);
if (item->isCursorImageValue()) {
CSSCursorImageValue* image = toCSSCursorImageValue(item);
state.style()->addCursor(state.styleImage(CSSPropertyCursor, image), image->hotSpot());
} else {
state.style()->setCursor(*toCSSPrimitiveValue(item));
}
}
} else {
state.style()->setCursor(*toCSSPrimitiveValue(value));
}
}
void StyleBuilderFunctions::applyValueCSSPropertyDirection(StyleResolverState& state, CSSValue* value)
{
state.style()->setDirection(*toCSSPrimitiveValue(value));
Element* element = state.element();
if (element && element == element->document().documentElement())
element->document().setDirectionSetOnDocumentElement(true);
}
void StyleBuilderFunctions::applyInitialCSSPropertyFontFamily(StyleResolverState& state)
{
state.fontBuilder().setFontFamilyInitial();
}
void StyleBuilderFunctions::applyInheritCSSPropertyFontFamily(StyleResolverState& state)
{
state.fontBuilder().setFontFamilyInherit(state.parentFontDescription());
}
void StyleBuilderFunctions::applyValueCSSPropertyFontFamily(StyleResolverState& state, CSSValue* value)
{
state.fontBuilder().setFontFamilyValue(value);
}
void StyleBuilderFunctions::applyInitialCSSPropertyFontSize(StyleResolverState& state)
{
state.fontBuilder().setFontSizeInitial();
}
void StyleBuilderFunctions::applyInheritCSSPropertyFontSize(StyleResolverState& state)
{
state.fontBuilder().setFontSizeInherit(state.parentFontDescription());
}
void StyleBuilderFunctions::applyValueCSSPropertyFontSize(StyleResolverState& state, CSSValue* value)
{
state.fontBuilder().setFontSizeValue(value, state.parentStyle());
}
void StyleBuilderFunctions::applyValueCSSPropertyLineHeight(StyleResolverState& state, CSSValue* value)
{
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
Length lineHeight;
if (primitiveValue->getValueID() == CSSValueNormal) {
lineHeight = RenderStyle::initialLineHeight();
} else if (primitiveValue->isLength()) {
lineHeight = primitiveValue->computeLength<Length>(state.cssToLengthConversionData());
} else if (primitiveValue->isPercentage()) {
lineHeight = Length((state.style()->computedFontSize() * primitiveValue->getIntValue()) / 100.0, Fixed);
} else if (primitiveValue->isNumber()) {
lineHeight = Length(primitiveValue->getDoubleValue() * 100.0, Percent);
} else if (primitiveValue->isCalculated()) {
Length length = Length(primitiveValue->cssCalcValue()->toCalcValue(state.cssToLengthConversionData()));
lineHeight = Length(valueForLength(length, state.style()->fontSize()), Fixed);
} else {
return;
}
state.style()->setLineHeight(lineHeight);
}
void StyleBuilderFunctions::applyValueCSSPropertyListStyleImage(StyleResolverState& state, CSSValue* value)
{
state.style()->setListStyleImage(state.styleImage(CSSPropertyListStyleImage, value));
}
void StyleBuilderFunctions::applyInitialCSSPropertyOutlineStyle(StyleResolverState& state)
{
state.style()->setOutlineStyleIsAuto(RenderStyle::initialOutlineStyleIsAuto());
state.style()->setOutlineStyle(RenderStyle::initialBorderStyle());
}
void StyleBuilderFunctions::applyInheritCSSPropertyOutlineStyle(StyleResolverState& state)
{
state.style()->setOutlineStyleIsAuto(state.parentStyle()->outlineStyleIsAuto());
state.style()->setOutlineStyle(state.parentStyle()->outlineStyle());
}
void StyleBuilderFunctions::applyValueCSSPropertyOutlineStyle(StyleResolverState& state, CSSValue* value)
{
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
state.style()->setOutlineStyleIsAuto(*primitiveValue);
state.style()->setOutlineStyle(*primitiveValue);
}
static Length mmLength(double mm) { return Length(mm * cssPixelsPerMillimeter, Fixed); }
static Length inchLength(double inch) { return Length(inch * cssPixelsPerInch, Fixed); }
static bool getPageSizeFromName(CSSPrimitiveValue* pageSizeName, CSSPrimitiveValue* pageOrientation, Length& width, Length& height)
{
DEFINE_STATIC_LOCAL(Length, a5Width, (mmLength(148)));
DEFINE_STATIC_LOCAL(Length, a5Height, (mmLength(210)));
DEFINE_STATIC_LOCAL(Length, a4Width, (mmLength(210)));
DEFINE_STATIC_LOCAL(Length, a4Height, (mmLength(297)));
DEFINE_STATIC_LOCAL(Length, a3Width, (mmLength(297)));
DEFINE_STATIC_LOCAL(Length, a3Height, (mmLength(420)));
DEFINE_STATIC_LOCAL(Length, b5Width, (mmLength(176)));
DEFINE_STATIC_LOCAL(Length, b5Height, (mmLength(250)));
DEFINE_STATIC_LOCAL(Length, b4Width, (mmLength(250)));
DEFINE_STATIC_LOCAL(Length, b4Height, (mmLength(353)));
DEFINE_STATIC_LOCAL(Length, letterWidth, (inchLength(8.5)));
DEFINE_STATIC_LOCAL(Length, letterHeight, (inchLength(11)));
DEFINE_STATIC_LOCAL(Length, legalWidth, (inchLength(8.5)));
DEFINE_STATIC_LOCAL(Length, legalHeight, (inchLength(14)));
DEFINE_STATIC_LOCAL(Length, ledgerWidth, (inchLength(11)));
DEFINE_STATIC_LOCAL(Length, ledgerHeight, (inchLength(17)));
if (!pageSizeName)
return false;
switch (pageSizeName->getValueID()) {
case CSSValueA5:
width = a5Width;
height = a5Height;
break;
case CSSValueA4:
width = a4Width;
height = a4Height;
break;
case CSSValueA3:
width = a3Width;
height = a3Height;
break;
case CSSValueB5:
width = b5Width;
height = b5Height;
break;
case CSSValueB4:
width = b4Width;
height = b4Height;
break;
case CSSValueLetter:
width = letterWidth;
height = letterHeight;
break;
case CSSValueLegal:
width = legalWidth;
height = legalHeight;
break;
case CSSValueLedger:
width = ledgerWidth;
height = ledgerHeight;
break;
default:
return false;
}
if (pageOrientation) {
switch (pageOrientation->getValueID()) {
case CSSValueLandscape:
std::swap(width, height);
break;
case CSSValuePortrait:
// Nothing to do.
break;
default:
return false;
}
}
return true;
}
void StyleBuilderFunctions::applyInitialCSSPropertySize(StyleResolverState&) { }
void StyleBuilderFunctions::applyInheritCSSPropertySize(StyleResolverState&) { }
void StyleBuilderFunctions::applyValueCSSPropertySize(StyleResolverState& state, CSSValue* value)
{
state.style()->resetPageSizeType();
Length width;
Length height;
PageSizeType pageSizeType = PAGE_SIZE_AUTO;
CSSValueListInspector inspector(value);
switch (inspector.length()) {
case 2: {
// <length>{2} | <page-size> <orientation>
if (!inspector.first()->isPrimitiveValue() || !inspector.second()->isPrimitiveValue())
return;
CSSPrimitiveValue* first = toCSSPrimitiveValue(inspector.first());
CSSPrimitiveValue* second = toCSSPrimitiveValue(inspector.second());
if (first->isLength()) {
// <length>{2}
if (!second->isLength())
return;
width = first->computeLength<Length>(state.cssToLengthConversionData());
height = second->computeLength<Length>(state.cssToLengthConversionData());
} else {
// <page-size> <orientation>
// The value order is guaranteed. See BisonCSSParser::parseSizeParameter.
if (!getPageSizeFromName(first, second, width, height))
return;
}
pageSizeType = PAGE_SIZE_RESOLVED;
break;
}
case 1: {
// <length> | auto | <page-size> | [ portrait | landscape]
if (!inspector.first()->isPrimitiveValue())
return;
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(inspector.first());
if (primitiveValue->isLength()) {
// <length>
pageSizeType = PAGE_SIZE_RESOLVED;
width = height = primitiveValue->computeLength<Length>(state.cssToLengthConversionData());
} else {
switch (primitiveValue->getValueID()) {
case 0:
return;
case CSSValueAuto:
pageSizeType = PAGE_SIZE_AUTO;
break;
case CSSValuePortrait:
pageSizeType = PAGE_SIZE_AUTO_PORTRAIT;
break;
case CSSValueLandscape:
pageSizeType = PAGE_SIZE_AUTO_LANDSCAPE;
break;
default:
// <page-size>
pageSizeType = PAGE_SIZE_RESOLVED;
if (!getPageSizeFromName(primitiveValue, 0, width, height))
return;
}
}
break;
}
default:
return;
}
state.style()->setPageSizeType(pageSizeType);
state.style()->setPageSize(LengthSize(width, height));
}
void StyleBuilderFunctions::applyValueCSSPropertyTextAlign(StyleResolverState& state, CSSValue* value)
{
if (!value->isPrimitiveValue())
return;
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
// FIXME : Per http://www.w3.org/TR/css3-text/#text-align0 can now take <string> but this is not implemented in the
// rendering code.
if (primitiveValue->isString())
return;
if (primitiveValue->isValueID() && primitiveValue->getValueID() != CSSValueWebkitMatchParent)
state.style()->setTextAlign(*primitiveValue);
else if (state.parentStyle()->textAlign() == TASTART)
state.style()->setTextAlign(state.parentStyle()->isLeftToRightDirection() ? LEFT : RIGHT);
else if (state.parentStyle()->textAlign() == TAEND)
state.style()->setTextAlign(state.parentStyle()->isLeftToRightDirection() ? RIGHT : LEFT);
else
state.style()->setTextAlign(state.parentStyle()->textAlign());
}
void StyleBuilderFunctions::applyInheritCSSPropertyTextIndent(StyleResolverState& state)
{
state.style()->setTextIndent(state.parentStyle()->textIndent());
state.style()->setTextIndentLine(state.parentStyle()->textIndentLine());
state.style()->setTextIndentType(state.parentStyle()->textIndentType());
}
void StyleBuilderFunctions::applyInitialCSSPropertyTextIndent(StyleResolverState& state)
{
state.style()->setTextIndent(RenderStyle::initialTextIndent());
state.style()->setTextIndentLine(RenderStyle::initialTextIndentLine());
state.style()->setTextIndentType(RenderStyle::initialTextIndentType());
}
void StyleBuilderFunctions::applyValueCSSPropertyTextIndent(StyleResolverState& state, CSSValue* value)
{
if (!value->isValueList())
return;
Length lengthOrPercentageValue;
TextIndentLine textIndentLineValue = RenderStyle::initialTextIndentLine();
TextIndentType textIndentTypeValue = RenderStyle::initialTextIndentType();
for (CSSValueListIterator i(value); i.hasMore(); i.advance()) {
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(i.value());
if (!primitiveValue->getValueID())
lengthOrPercentageValue = primitiveValue->convertToLength<FixedConversion | PercentConversion>(state.cssToLengthConversionData());
else if (primitiveValue->getValueID() == CSSValueEachLine)
textIndentLineValue = TextIndentEachLine;
else if (primitiveValue->getValueID() == CSSValueHanging)
textIndentTypeValue = TextIndentHanging;
else
ASSERT_NOT_REACHED();
}
state.style()->setTextIndent(lengthOrPercentageValue);
state.style()->setTextIndentLine(textIndentLineValue);
state.style()->setTextIndentType(textIndentTypeValue);
}
void StyleBuilderFunctions::applyValueCSSPropertyTransform(StyleResolverState& state, CSSValue* value)
{
TransformOperations operations;
TransformBuilder::createTransformOperations(value, state.cssToLengthConversionData(), operations);
state.style()->setTransform(operations);
}
void StyleBuilderFunctions::applyInitialCSSPropertyTransformOrigin(StyleResolverState& state)
{
applyInitialCSSPropertyWebkitTransformOriginX(state);
applyInitialCSSPropertyWebkitTransformOriginY(state);
applyInitialCSSPropertyWebkitTransformOriginZ(state);
}
void StyleBuilderFunctions::applyInheritCSSPropertyTransformOrigin(StyleResolverState& state)
{
applyInheritCSSPropertyWebkitTransformOriginX(state);
applyInheritCSSPropertyWebkitTransformOriginY(state);
applyInheritCSSPropertyWebkitTransformOriginZ(state);
}
void StyleBuilderFunctions::applyValueCSSPropertyTransformOrigin(StyleResolverState& state, CSSValue* value)
{
CSSValueList* list = toCSSValueList(value);
ASSERT(list->length() == 3);
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(list->item(0));
if (primitiveValue->isValueID()) {
switch (primitiveValue->getValueID()) {
case CSSValueLeft:
state.style()->setTransformOriginX(Length(0, Percent));
break;
case CSSValueRight:
state.style()->setTransformOriginX(Length(100, Percent));
break;
case CSSValueCenter:
state.style()->setTransformOriginX(Length(50, Percent));
break;
default:
ASSERT_NOT_REACHED();
}
} else {
state.style()->setTransformOriginX(StyleBuilderConverter::convertLength(state, primitiveValue));
}
primitiveValue = toCSSPrimitiveValue(list->item(1));
if (primitiveValue->isValueID()) {
switch (primitiveValue->getValueID()) {
case CSSValueTop:
state.style()->setTransformOriginY(Length(0, Percent));
break;
case CSSValueBottom:
state.style()->setTransformOriginY(Length(100, Percent));
break;
case CSSValueCenter:
state.style()->setTransformOriginY(Length(50, Percent));
break;
default:
ASSERT_NOT_REACHED();
}
} else {
state.style()->setTransformOriginY(StyleBuilderConverter::convertLength(state, primitiveValue));
}
primitiveValue = toCSSPrimitiveValue(list->item(2));
state.style()->setTransformOriginZ(StyleBuilderConverter::convertComputedLength<float>(state, primitiveValue));
}
void StyleBuilderFunctions::applyInitialCSSPropertyPerspectiveOrigin(StyleResolverState& state)
{
applyInitialCSSPropertyWebkitPerspectiveOriginX(state);
applyInitialCSSPropertyWebkitPerspectiveOriginY(state);
}
void StyleBuilderFunctions::applyInheritCSSPropertyPerspectiveOrigin(StyleResolverState& state)
{
applyInheritCSSPropertyWebkitPerspectiveOriginX(state);
applyInheritCSSPropertyWebkitPerspectiveOriginY(state);
}
void StyleBuilderFunctions::applyValueCSSPropertyPerspectiveOrigin(StyleResolverState& state, CSSValue* value)
{
CSSValueList* list = toCSSValueList(value);
ASSERT(list->length() == 2);
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(list->item(0));
if (primitiveValue->isValueID()) {
switch (primitiveValue->getValueID()) {
case CSSValueLeft:
state.style()->setPerspectiveOriginX(Length(0, Percent));
break;
case CSSValueRight:
state.style()->setPerspectiveOriginX(Length(100, Percent));
break;
case CSSValueCenter:
state.style()->setPerspectiveOriginX(Length(50, Percent));
break;
default:
ASSERT_NOT_REACHED();
}
} else {
state.style()->setPerspectiveOriginX(StyleBuilderConverter::convertLength(state, primitiveValue));
}
primitiveValue = toCSSPrimitiveValue(list->item(1));
if (primitiveValue->isValueID()) {
switch (primitiveValue->getValueID()) {
case CSSValueTop:
state.style()->setPerspectiveOriginY(Length(0, Percent));
break;
case CSSValueBottom:
state.style()->setPerspectiveOriginY(Length(100, Percent));
break;
case CSSValueCenter:
state.style()->setPerspectiveOriginY(Length(50, Percent));
break;
default:
ASSERT_NOT_REACHED();
}
} else {
state.style()->setPerspectiveOriginY(StyleBuilderConverter::convertLength(state, primitiveValue));
}
}
void StyleBuilderFunctions::applyInheritCSSPropertyVerticalAlign(StyleResolverState& state)
{
EVerticalAlign verticalAlign = state.parentStyle()->verticalAlign();
state.style()->setVerticalAlign(verticalAlign);
if (verticalAlign == LENGTH)
state.style()->setVerticalAlignLength(state.parentStyle()->verticalAlignLength());
}
void StyleBuilderFunctions::applyValueCSSPropertyVerticalAlign(StyleResolverState& state, CSSValue* value)
{
if (!value->isPrimitiveValue())
return;
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
if (primitiveValue->getValueID()) {
state.style()->setVerticalAlign(*primitiveValue);
return;
}
state.style()->setVerticalAlignLength(primitiveValue->convertToLength<FixedConversion | PercentConversion>(state.cssToLengthConversionData()));
}
void StyleBuilderFunctions::applyInitialCSSPropertyWebkitAspectRatio(StyleResolverState& state)
{
state.style()->setHasAspectRatio(RenderStyle::initialHasAspectRatio());
state.style()->setAspectRatioDenominator(RenderStyle::initialAspectRatioDenominator());
state.style()->setAspectRatioNumerator(RenderStyle::initialAspectRatioNumerator());
}
void StyleBuilderFunctions::applyInheritCSSPropertyWebkitAspectRatio(StyleResolverState& state)
{
if (!state.parentStyle()->hasAspectRatio())
return;
state.style()->setHasAspectRatio(true);
state.style()->setAspectRatioDenominator(state.parentStyle()->aspectRatioDenominator());
state.style()->setAspectRatioNumerator(state.parentStyle()->aspectRatioNumerator());
}
void StyleBuilderFunctions::applyValueCSSPropertyWebkitAspectRatio(StyleResolverState& state, CSSValue* value)
{
if (!value->isAspectRatioValue()) {
state.style()->setHasAspectRatio(false);
return;
}
CSSAspectRatioValue* aspectRatioValue = toCSSAspectRatioValue(value);
state.style()->setHasAspectRatio(true);
state.style()->setAspectRatioDenominator(aspectRatioValue->denominatorValue());
state.style()->setAspectRatioNumerator(aspectRatioValue->numeratorValue());
}
void StyleBuilderFunctions::applyValueCSSPropertyWebkitBorderImage(StyleResolverState& state, CSSValue* value)
{
NinePieceImage image;
state.styleMap().mapNinePieceImage(state.style(), CSSPropertyWebkitBorderImage, value, image);
state.style()->setBorderImage(image);
}
void StyleBuilderFunctions::applyValueCSSPropertyWebkitClipPath(StyleResolverState& state, CSSValue* value)
{
if (value->isPrimitiveValue()) {
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
if (primitiveValue->getValueID() == CSSValueNone) {
state.style()->setClipPath(nullptr);
} else if (primitiveValue->isShape()) {
state.style()->setClipPath(ShapeClipPathOperation::create(basicShapeForValue(state, primitiveValue->getShapeValue())));
}
}
}
void StyleBuilderFunctions::applyValueCSSPropertyFilter(StyleResolverState& state, CSSValue* value)
{
FilterOperations operations;
if (FilterOperationResolver::createFilterOperations(value, state.cssToLengthConversionData(), operations, state))
state.style()->setFilter(operations);
}
// FIXME: We should use the same system for this as the rest of the pseudo-shorthands (e.g. background-position)
void StyleBuilderFunctions::applyInitialCSSPropertyWebkitPerspectiveOrigin(StyleResolverState& state)
{
applyInitialCSSPropertyWebkitPerspectiveOriginX(state);
applyInitialCSSPropertyWebkitPerspectiveOriginY(state);
}
void StyleBuilderFunctions::applyInheritCSSPropertyWebkitPerspectiveOrigin(StyleResolverState& state)
{
applyInheritCSSPropertyWebkitPerspectiveOriginX(state);
applyInheritCSSPropertyWebkitPerspectiveOriginY(state);
}
void StyleBuilderFunctions::applyValueCSSPropertyWebkitPerspectiveOrigin(StyleResolverState&, CSSValue* value)
{
// This is expanded in the parser
ASSERT_NOT_REACHED();
}
void StyleBuilderFunctions::applyInitialCSSPropertyWebkitTextEmphasisStyle(StyleResolverState& state)
{
state.style()->setTextEmphasisFill(RenderStyle::initialTextEmphasisFill());
state.style()->setTextEmphasisMark(RenderStyle::initialTextEmphasisMark());
state.style()->setTextEmphasisCustomMark(RenderStyle::initialTextEmphasisCustomMark());
}
void StyleBuilderFunctions::applyInheritCSSPropertyWebkitTextEmphasisStyle(StyleResolverState& state)
{
state.style()->setTextEmphasisFill(state.parentStyle()->textEmphasisFill());
state.style()->setTextEmphasisMark(state.parentStyle()->textEmphasisMark());
state.style()->setTextEmphasisCustomMark(state.parentStyle()->textEmphasisCustomMark());
}
void StyleBuilderFunctions::applyValueCSSPropertyWebkitTextEmphasisStyle(StyleResolverState& state, CSSValue* value)
{
if (value->isValueList()) {
CSSValueList* list = toCSSValueList(value);
ASSERT(list->length() == 2);
if (list->length() != 2)
return;
for (unsigned i = 0; i < 2; ++i) {
CSSValue* item = list->item(i);
if (!item->isPrimitiveValue())
continue;
CSSPrimitiveValue* value = toCSSPrimitiveValue(item);
if (value->getValueID() == CSSValueFilled || value->getValueID() == CSSValueOpen)
state.style()->setTextEmphasisFill(*value);
else
state.style()->setTextEmphasisMark(*value);
}
state.style()->setTextEmphasisCustomMark(nullAtom);
return;
}
if (!value->isPrimitiveValue())
return;
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
if (primitiveValue->isString()) {
state.style()->setTextEmphasisFill(TextEmphasisFillFilled);
state.style()->setTextEmphasisMark(TextEmphasisMarkCustom);
state.style()->setTextEmphasisCustomMark(AtomicString(primitiveValue->getStringValue()));
return;
}
state.style()->setTextEmphasisCustomMark(nullAtom);
if (primitiveValue->getValueID() == CSSValueFilled || primitiveValue->getValueID() == CSSValueOpen) {
state.style()->setTextEmphasisFill(*primitiveValue);
state.style()->setTextEmphasisMark(TextEmphasisMarkAuto);
} else {
state.style()->setTextEmphasisFill(TextEmphasisFillFilled);
state.style()->setTextEmphasisMark(*primitiveValue);
}
}
void StyleBuilderFunctions::applyInitialCSSPropertyWillChange(StyleResolverState& state)
{
state.style()->setWillChangeContents(false);
state.style()->setWillChangeScrollPosition(false);
state.style()->setWillChangeProperties(Vector<CSSPropertyID>());
state.style()->setSubtreeWillChangeContents(state.parentStyle()->subtreeWillChangeContents());
}
void StyleBuilderFunctions::applyInheritCSSPropertyWillChange(StyleResolverState& state)
{
state.style()->setWillChangeContents(state.parentStyle()->willChangeContents());
state.style()->setWillChangeScrollPosition(state.parentStyle()->willChangeScrollPosition());
state.style()->setWillChangeProperties(state.parentStyle()->willChangeProperties());
state.style()->setSubtreeWillChangeContents(state.parentStyle()->subtreeWillChangeContents());
}
void StyleBuilderFunctions::applyValueCSSPropertyWillChange(StyleResolverState& state, CSSValue* value)
{
ASSERT(value->isValueList());
bool willChangeContents = false;
bool willChangeScrollPosition = false;
Vector<CSSPropertyID> willChangeProperties;
for (CSSValueListIterator i(value); i.hasMore(); i.advance()) {
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(i.value());
if (CSSPropertyID propertyID = primitiveValue->getPropertyID())
willChangeProperties.append(propertyID);
else if (primitiveValue->getValueID() == CSSValueContents)
willChangeContents = true;
else if (primitiveValue->getValueID() == CSSValueScrollPosition)
willChangeScrollPosition = true;
else
ASSERT_NOT_REACHED();
}
state.style()->setWillChangeContents(willChangeContents);
state.style()->setWillChangeScrollPosition(willChangeScrollPosition);
state.style()->setWillChangeProperties(willChangeProperties);
state.style()->setSubtreeWillChangeContents(willChangeContents || state.parentStyle()->subtreeWillChangeContents());
}
void StyleBuilderFunctions::applyInitialCSSPropertyFont(StyleResolverState&)
{
ASSERT_NOT_REACHED();
}
void StyleBuilderFunctions::applyInheritCSSPropertyFont(StyleResolverState&)
{
ASSERT_NOT_REACHED();
}
void StyleBuilderFunctions::applyValueCSSPropertyFont(StyleResolverState& state, CSSValue* value)
{
// Only System Font identifiers should come through this method
// all other values should have been handled when the shorthand
// was expanded by the parser.
// FIXME: System Font identifiers should not hijack this
// short-hand CSSProperty like this (crbug.com/353932)
state.style()->setLineHeight(RenderStyle::initialLineHeight());
state.setLineHeightValue(0);
state.fontBuilder().fromSystemFont(toCSSPrimitiveValue(value)->getValueID());
}
void StyleBuilderFunctions::applyValueCSSPropertyWebkitLocale(StyleResolverState& state, CSSValue* value)
{
if (!value->isPrimitiveValue())
return;
const CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
if (primitiveValue->getValueID() == CSSValueAuto)
state.style()->setLocale(nullAtom);
else
state.style()->setLocale(AtomicString(primitiveValue->getStringValue()));
state.fontBuilder().setScript(state.style()->locale());
}
void StyleBuilderFunctions::applyInitialCSSPropertyWebkitPerspective(StyleResolverState& state)
{
applyInitialCSSPropertyPerspective(state);
}
void StyleBuilderFunctions::applyInheritCSSPropertyWebkitPerspective(StyleResolverState& state)
{
applyInheritCSSPropertyPerspective(state);
}
void StyleBuilderFunctions::applyValueCSSPropertyWebkitPerspective(StyleResolverState& state, CSSValue* value)
{
if (!value->isPrimitiveValue())
return;
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
if (primitiveValue->isNumber()) {
float perspectiveValue = CSSPrimitiveValue::create(primitiveValue->getDoubleValue(), CSSPrimitiveValue::CSS_PX)->computeLength<float>(state.cssToLengthConversionData());
if (perspectiveValue >= 0.0f)
state.style()->setPerspective(perspectiveValue);
} else {
applyValueCSSPropertyPerspective(state, value);
}
}
void StyleBuilderFunctions::applyValueCSSPropertyPerspective(StyleResolverState& state, CSSValue* value)
{
if (!value->isPrimitiveValue())
return;
CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
if (primitiveValue->getValueID() == CSSValueNone) {
state.style()->setPerspective(0);
return;
}
if (!primitiveValue->isLength())
return;
float perspectiveValue = primitiveValue->computeLength<float>(state.cssToLengthConversionData());
if (perspectiveValue >= 0.0f)
state.style()->setPerspective(perspectiveValue);
}
void StyleBuilderFunctions::applyValueCSSPropertyWebkitTextOrientation(StyleResolverState& state, CSSValue* value)
{
if (value->isPrimitiveValue())
state.setTextOrientation(*toCSSPrimitiveValue(value));
}
} // namespace blink
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