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gecko-dev/layout/style/nsComputedDOMStyle.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Daniel Glazman <glazman@netscape.com>
* Boris Zbarsky <bzbarsky@mit.edu>
* Christopher A. Aillon <christopher@aillon.com>
* Mats Palmgren <mats.palmgren@bredband.net>
* Christian Biesinger <cbiesinger@web.de>
* Michael Ventnor <m.ventnor@gmail.com>
* Jonathon Jongsma <jonathon.jongsma@collabora.co.uk>, Collabora Ltd.
* L. David Baron <dbaron@dbaron.org>, Mozilla Corporation
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/* DOM object returned from element.getComputedStyle() */
#include "nsComputedDOMStyle.h"
#include "nsDOMError.h"
#include "nsDOMString.h"
#include "nsPrintfCString.h"
#include "nsIDOMNSCSS2Properties.h"
#include "nsIDOMElement.h"
#include "nsIDOMCSSPrimitiveValue.h"
#include "nsStyleContext.h"
#include "nsIScrollableFrame.h"
#include "nsContentUtils.h"
#include "prprf.h"
#include "nsCSSProps.h"
#include "nsCSSKeywords.h"
#include "nsDOMCSSRect.h"
#include "nsGkAtoms.h"
#include "nsHTMLReflowState.h"
#include "nsThemeConstants.h"
#include "nsStyleUtil.h"
#include "nsStyleStructInlines.h"
#include "nsPresContext.h"
#include "nsIDocument.h"
#include "nsCSSPseudoElements.h"
#include "nsStyleSet.h"
#include "imgIRequest.h"
#include "nsLayoutUtils.h"
#include "nsFrameManager.h"
#include "prlog.h"
#include "nsCSSKeywords.h"
#include "nsStyleCoord.h"
#include "nsDisplayList.h"
#include "nsDOMCSSDeclaration.h"
#if defined(DEBUG_bzbarsky) || defined(DEBUG_caillon)
#define DEBUG_ComputedDOMStyle
#endif
/*
* This is the implementation of the readonly CSSStyleDeclaration that is
* returned by the getComputedStyle() function.
*/
static nsComputedDOMStyle *sCachedComputedDOMStyle;
nsresult
NS_NewComputedDOMStyle(nsIDOMElement *aElement, const nsAString &aPseudoElt,
nsIPresShell *aPresShell,
nsComputedDOMStyle **aComputedStyle)
{
nsRefPtr<nsComputedDOMStyle> computedStyle;
if (sCachedComputedDOMStyle) {
// There's an unused nsComputedDOMStyle cached, use it.
// But before we use it, re-initialize the object.
// Oh yeah baby, placement new!
computedStyle = new (sCachedComputedDOMStyle) nsComputedDOMStyle();
sCachedComputedDOMStyle = nsnull;
} else {
// No nsComputedDOMStyle cached, create a new one.
computedStyle = new nsComputedDOMStyle();
NS_ENSURE_TRUE(computedStyle, NS_ERROR_OUT_OF_MEMORY);
}
nsresult rv = computedStyle->Init(aElement, aPseudoElt, aPresShell);
NS_ENSURE_SUCCESS(rv, rv);
*aComputedStyle = nsnull;
computedStyle.swap(*aComputedStyle);
return NS_OK;
}
static nsIFrame*
GetContainingBlockFor(nsIFrame* aFrame) {
if (!aFrame) {
return nsnull;
}
return nsHTMLReflowState::GetContainingBlockFor(aFrame);
}
nsComputedDOMStyle::nsComputedDOMStyle()
: mDocumentWeak(nsnull), mOuterFrame(nsnull),
mInnerFrame(nsnull), mPresShell(nsnull), mAppUnitsPerInch(0)
{
}
nsComputedDOMStyle::~nsComputedDOMStyle()
{
}
void
nsComputedDOMStyle::Shutdown()
{
// We want to de-allocate without calling the dtor since we
// already did that manually in doDestroyComputedDOMStyle(),
// so cast our cached object to something that doesn't know
// about our dtor.
delete reinterpret_cast<char*>(sCachedComputedDOMStyle);
sCachedComputedDOMStyle = nsnull;
}
NS_IMPL_CYCLE_COLLECTION_1(nsComputedDOMStyle, mContent)
// QueryInterface implementation for nsComputedDOMStyle
NS_INTERFACE_TABLE_HEAD(nsComputedDOMStyle)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_OFFSET_AND_INTERFACE_TABLE_BEGIN(nsComputedDOMStyle)
NS_INTERFACE_TABLE_ENTRY(nsComputedDOMStyle, nsICSSDeclaration)
NS_INTERFACE_TABLE_ENTRY(nsComputedDOMStyle,
nsIDOMCSSStyleDeclaration)
NS_INTERFACE_TABLE_ENTRY(nsComputedDOMStyle, nsISupports)
NS_OFFSET_AND_INTERFACE_TABLE_END
NS_OFFSET_AND_INTERFACE_TABLE_TO_MAP_SEGUE
NS_INTERFACE_MAP_ENTRIES_CYCLE_COLLECTION(nsComputedDOMStyle)
NS_INTERFACE_MAP_ENTRY_AGGREGATED(nsIDOMCSS2Properties,
new CSS2PropertiesTearoff(this))
NS_INTERFACE_MAP_ENTRY_AGGREGATED(nsIDOMNSCSS2Properties,
new CSS2PropertiesTearoff(this))
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(ComputedCSSStyleDeclaration)
NS_INTERFACE_MAP_END
static void doDestroyComputedDOMStyle(nsComputedDOMStyle *aComputedStyle)
{
if (!sCachedComputedDOMStyle) {
// The cache is empty, store aComputedStyle in the cache.
sCachedComputedDOMStyle = aComputedStyle;
sCachedComputedDOMStyle->~nsComputedDOMStyle();
} else {
// The cache is full, delete aComputedStyle
delete aComputedStyle;
}
}
NS_IMPL_CYCLE_COLLECTING_ADDREF(nsComputedDOMStyle)
NS_IMPL_CYCLE_COLLECTING_RELEASE_WITH_DESTROY(nsComputedDOMStyle,
doDestroyComputedDOMStyle(this))
NS_IMETHODIMP
nsComputedDOMStyle::Init(nsIDOMElement *aElement,
const nsAString& aPseudoElt,
nsIPresShell *aPresShell)
{
NS_ENSURE_ARG_POINTER(aElement);
NS_ENSURE_ARG_POINTER(aPresShell);
mDocumentWeak = do_GetWeakReference(aPresShell->GetDocument());
mContent = do_QueryInterface(aElement);
if (!mContent) {
// This should not happen, all our elements support nsIContent!
return NS_ERROR_FAILURE;
}
if (!DOMStringIsNull(aPseudoElt) && !aPseudoElt.IsEmpty() &&
aPseudoElt.First() == PRUnichar(':')) {
// deal with two-colon forms of aPseudoElt
nsAString::const_iterator start, end;
aPseudoElt.BeginReading(start);
aPseudoElt.EndReading(end);
NS_ASSERTION(start != end, "aPseudoElt is not empty!");
++start;
PRBool haveTwoColons = PR_TRUE;
if (start == end || *start != PRUnichar(':')) {
--start;
haveTwoColons = PR_FALSE;
}
mPseudo = do_GetAtom(Substring(start, end));
NS_ENSURE_TRUE(mPseudo, NS_ERROR_OUT_OF_MEMORY);
// There aren't any non-CSS2 pseudo-elements with a single ':'
if (!haveTwoColons &&
!nsCSSPseudoElements::IsCSS2PseudoElement(mPseudo)) {
// XXXbz I'd really rather we threw an exception or something, but
// the DOM spec sucks.
mPseudo = nsnull;
}
}
nsPresContext *presCtx = aPresShell->GetPresContext();
NS_ENSURE_TRUE(presCtx, NS_ERROR_FAILURE);
mAppUnitsPerInch = presCtx->AppUnitsPerInch();
return NS_OK;
}
NS_IMETHODIMP
nsComputedDOMStyle::GetPropertyValue(const nsCSSProperty aPropID,
nsAString& aValue)
{
// This is mostly to avoid code duplication with GetPropertyCSSValue(); if
// perf ever becomes an issue here (doubtful), we can look into changing
// this.
return GetPropertyValue(
NS_ConvertASCIItoUTF16(nsCSSProps::GetStringValue(aPropID)),
aValue);
}
NS_IMETHODIMP
nsComputedDOMStyle::SetPropertyValue(const nsCSSProperty aPropID,
const nsAString& aValue)
{
return NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR;
}
NS_IMETHODIMP
nsComputedDOMStyle::GetCssText(nsAString& aCssText)
{
aCssText.Truncate();
return NS_OK;
}
NS_IMETHODIMP
nsComputedDOMStyle::SetCssText(const nsAString& aCssText)
{
return NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR;
}
NS_IMETHODIMP
nsComputedDOMStyle::GetLength(PRUint32* aLength)
{
NS_PRECONDITION(aLength, "Null aLength! Prepare to die!");
(void)GetQueryablePropertyMap(aLength);
return NS_OK;
}
NS_IMETHODIMP
nsComputedDOMStyle::GetParentRule(nsIDOMCSSRule** aParentRule)
{
*aParentRule = nsnull;
return NS_OK;
}
NS_IMETHODIMP
nsComputedDOMStyle::GetPropertyValue(const nsAString& aPropertyName,
nsAString& aReturn)
{
nsCOMPtr<nsIDOMCSSValue> val;
aReturn.Truncate();
nsresult rv = GetPropertyCSSValue(aPropertyName, getter_AddRefs(val));
NS_ENSURE_SUCCESS(rv, rv);
if (val) {
rv = val->GetCssText(aReturn);
}
return rv;
}
/* static */
already_AddRefed<nsStyleContext>
nsComputedDOMStyle::GetStyleContextForContent(nsIContent* aContent,
nsIAtom* aPseudo,
nsIPresShell* aPresShell)
{
NS_ASSERTION(aContent->IsNodeOfType(nsINode::eELEMENT),
"aContent must be an element");
// If there's no pres shell, get it from the content
if (!aPresShell) {
aPresShell = GetPresShellForContent(aContent);
if (!aPresShell)
return nsnull;
}
aPresShell->FlushPendingNotifications(Flush_Style);
return GetStyleContextForContentNoFlush(aContent, aPseudo, aPresShell);
}
/* static */
already_AddRefed<nsStyleContext>
nsComputedDOMStyle::GetStyleContextForContentNoFlush(nsIContent* aContent,
nsIAtom* aPseudo,
nsIPresShell* aPresShell)
{
NS_ABORT_IF_FALSE(aContent, "NULL content node");
// If there's no pres shell, get it from the content
if (!aPresShell) {
aPresShell = GetPresShellForContent(aContent);
if (!aPresShell)
return nsnull;
}
if (!aPseudo) {
nsIFrame* frame = aPresShell->GetPrimaryFrameFor(aContent);
if (frame) {
nsStyleContext* result =
nsLayoutUtils::GetStyleFrame(frame)->GetStyleContext();
// Don't use the style context if it was influenced by
// pseudo-elements, since then it's not the primary style
// for this element.
if (!result->HasPseudoElementData()) {
// this function returns an addrefed style context
result->AddRef();
return result;
}
}
}
// No frame has been created or we have a pseudo, so resolve the
// style ourselves
nsRefPtr<nsStyleContext> parentContext;
nsIContent* parent = aPseudo ? aContent : aContent->GetParent();
// Don't resolve parent context for document fragments.
if (parent && parent->IsNodeOfType(nsINode::eELEMENT))
parentContext = GetStyleContextForContentNoFlush(parent, nsnull, aPresShell);
nsPresContext *presContext = aPresShell->GetPresContext();
if (!presContext)
return nsnull;
nsStyleSet *styleSet = aPresShell->StyleSet();
if (aPseudo) {
nsCSSPseudoElements::Type type = nsCSSPseudoElements::GetPseudoType(aPseudo);
if (type >= nsCSSPseudoElements::ePseudo_PseudoElementCount) {
return nsnull;
}
return styleSet->ResolvePseudoElementStyle(aContent, type, parentContext);
}
return styleSet->ResolveStyleFor(aContent, parentContext);
}
/* static */
nsIPresShell*
nsComputedDOMStyle::GetPresShellForContent(nsIContent* aContent)
{
nsIDocument* currentDoc = aContent->GetCurrentDoc();
if (!currentDoc)
return nsnull;
return currentDoc->GetPrimaryShell();
}
NS_IMETHODIMP
nsComputedDOMStyle::GetPropertyCSSValue(const nsAString& aPropertyName,
nsIDOMCSSValue** aReturn)
{
NS_ASSERTION(!mStyleContextHolder, "bad state");
*aReturn = nsnull;
nsCOMPtr<nsIDocument> document = do_QueryReferent(mDocumentWeak);
NS_ENSURE_TRUE(document, NS_ERROR_NOT_AVAILABLE);
nsCSSProperty prop = nsCSSProps::LookupProperty(aPropertyName);
const ComputedStyleMapEntry* propEntry = nsnull;
{
PRUint32 length = 0;
const ComputedStyleMapEntry* propMap = GetQueryablePropertyMap(&length);
for (PRUint32 i = 0; i < length; ++i) {
if (prop == propMap[i].mProperty) {
propEntry = &propMap[i];
break;
}
}
}
if (!propEntry) {
#ifdef DEBUG_ComputedDOMStyle
NS_WARNING(PromiseFlatCString(NS_ConvertUTF16toUTF8(aPropertyName) +
NS_LITERAL_CSTRING(" is not queryable!")).get());
#endif
// NOTE: For branches, we should flush here for compatibility!
return NS_OK;
}
// Flush _before_ getting the presshell, since that could create a new
// presshell. Also note that we want to flush the style on the document
// we're computing style in, not on the document mContent is in -- the two
// may be different.
document->FlushPendingNotifications(
propEntry->mNeedsLayoutFlush ? Flush_Layout : Flush_Style);
#ifdef DEBUG
mFlushedPendingReflows = propEntry->mNeedsLayoutFlush;
#endif
mPresShell = document->GetPrimaryShell();
NS_ENSURE_TRUE(mPresShell && mPresShell->GetPresContext(),
NS_ERROR_NOT_AVAILABLE);
mOuterFrame = mPresShell->GetPrimaryFrameFor(mContent);
mInnerFrame = mOuterFrame;
if (mOuterFrame && !mPseudo) {
nsIAtom* type = mOuterFrame->GetType();
if (type == nsGkAtoms::tableOuterFrame) {
// If the frame is an outer table frame then we should get the style
// from the inner table frame.
mInnerFrame = mOuterFrame->GetFirstChild(nsnull);
NS_ASSERTION(mInnerFrame, "Outer table must have an inner");
NS_ASSERTION(!mInnerFrame->GetNextSibling(),
"Outer table frames should have just one child, the inner "
"table");
}
mStyleContextHolder = mInnerFrame->GetStyleContext();
NS_ASSERTION(mStyleContextHolder, "Frame without style context?");
}
if (!mStyleContextHolder || mStyleContextHolder->HasPseudoElementData()) {
#ifdef DEBUG
if (mStyleContextHolder) {
// We want to check that going through this path because of
// HasPseudoElementData is rare, because it slows us down a good
// bit. So check that we're really inside something associated
// with a pseudo-element that contains elements.
nsStyleContext *topWithPseudoElementData = mStyleContextHolder;
while (topWithPseudoElementData->GetParent()->HasPseudoElementData()) {
topWithPseudoElementData = topWithPseudoElementData->GetParent();
}
NS_ASSERTION(nsCSSPseudoElements::PseudoElementContainsElements(
topWithPseudoElementData->GetPseudo()),
"we should be in a pseudo-element that is expected to "
"contain elements");
}
#endif
// Need to resolve a style context
mStyleContextHolder =
nsComputedDOMStyle::GetStyleContextForContent(mContent,
mPseudo,
mPresShell);
NS_ENSURE_TRUE(mStyleContextHolder, NS_ERROR_OUT_OF_MEMORY);
NS_ASSERTION(mPseudo || !mStyleContextHolder->HasPseudoElementData(),
"should not have pseudo-element data");
}
// Call our pointer-to-member-function.
nsresult rv = (this->*(propEntry->mGetter))(aReturn);
if (NS_FAILED(rv)) {
*aReturn = nsnull;
}
mOuterFrame = nsnull;
mInnerFrame = nsnull;
mPresShell = nsnull;
// Release the current style context for it should be re-resolved
// whenever a frame is not available.
mStyleContextHolder = nsnull;
return rv;
}
NS_IMETHODIMP
nsComputedDOMStyle::RemoveProperty(const nsAString& aPropertyName,
nsAString& aReturn)
{
return NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR;
}
NS_IMETHODIMP
nsComputedDOMStyle::GetPropertyPriority(const nsAString& aPropertyName,
nsAString& aReturn)
{
aReturn.Truncate();
return NS_OK;
}
NS_IMETHODIMP
nsComputedDOMStyle::SetProperty(const nsAString& aPropertyName,
const nsAString& aValue,
const nsAString& aPriority)
{
return NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR;
}
NS_IMETHODIMP
nsComputedDOMStyle::Item(PRUint32 aIndex, nsAString& aReturn)
{
aReturn.Truncate();
PRUint32 length = 0;
const ComputedStyleMapEntry* propMap = GetQueryablePropertyMap(&length);
if (aIndex < length) {
CopyASCIItoUTF16(nsCSSProps::GetStringValue(propMap[aIndex].mProperty),
aReturn);
}
return NS_OK;
}
// Property getters...
nsresult
nsComputedDOMStyle::GetBinding(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleDisplay* display = GetStyleDisplay();
if (display->mBinding) {
val->SetURI(display->mBinding->mURI);
} else {
val->SetIdent(eCSSKeyword_none);
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetClear(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(nsCSSProps::ValueToKeywordEnum(GetStyleDisplay()->mBreakType,
nsCSSProps::kClearKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetCssFloat(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(nsCSSProps::ValueToKeywordEnum(GetStyleDisplay()->mFloats,
nsCSSProps::kFloatKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetBottom(nsIDOMCSSValue** aValue)
{
return GetOffsetWidthFor(NS_SIDE_BOTTOM, aValue);
}
nsresult
nsComputedDOMStyle::GetStackSizing(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(GetStyleXUL()->mStretchStack ? eCSSKeyword_stretch_to_fit :
eCSSKeyword_ignore);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::SetToRGBAColor(nsROCSSPrimitiveValue* aValue,
nscolor aColor)
{
if (NS_GET_A(aColor) == 0) {
aValue->SetIdent(eCSSKeyword_transparent);
return NS_OK;
}
nsROCSSPrimitiveValue *red = GetROCSSPrimitiveValue();
nsROCSSPrimitiveValue *green = GetROCSSPrimitiveValue();
nsROCSSPrimitiveValue *blue = GetROCSSPrimitiveValue();
nsROCSSPrimitiveValue *alpha = GetROCSSPrimitiveValue();
if (red && green && blue && alpha) {
PRUint8 a = NS_GET_A(aColor);
nsDOMCSSRGBColor *rgbColor =
new nsDOMCSSRGBColor(red, green, blue, alpha, a < 255);
if (rgbColor) {
red->SetNumber(NS_GET_R(aColor));
green->SetNumber(NS_GET_G(aColor));
blue->SetNumber(NS_GET_B(aColor));
alpha->SetNumber(nsStyleUtil::ColorComponentToFloat(a));
aValue->SetColor(rgbColor);
return NS_OK;
}
}
delete red;
delete green;
delete blue;
delete alpha;
return NS_ERROR_OUT_OF_MEMORY;
}
nsresult
nsComputedDOMStyle::GetColor(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleColor* color = GetStyleColor();
nsresult rv = SetToRGBAColor(val, color->mColor);
if (NS_FAILED(rv)) {
delete val;
return rv;
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetOpacity(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetNumber(GetStyleDisplay()->mOpacity);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetColumnCount(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleColumn* column = GetStyleColumn();
if (column->mColumnCount == NS_STYLE_COLUMN_COUNT_AUTO) {
val->SetIdent(eCSSKeyword_auto);
} else {
val->SetNumber(column->mColumnCount);
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetColumnWidth(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
// XXX fix the auto case. When we actually have a column frame, I think
// we should return the computed column width.
SetValueToCoord(val, GetStyleColumn()->mColumnWidth);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetColumnGap(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleColumn* column = GetStyleColumn();
if (column->mColumnGap.GetUnit() == eStyleUnit_Normal) {
val->SetAppUnits(GetStyleFont()->mFont.size);
} else {
SetValueToCoord(val, GetStyleColumn()->mColumnGap);
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetColumnRuleWidth(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
if (!val)
return NS_ERROR_OUT_OF_MEMORY;
val->SetAppUnits(GetStyleColumn()->GetComputedColumnRuleWidth());
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetColumnRuleStyle(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
if (!val)
return NS_ERROR_OUT_OF_MEMORY;
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleColumn()->mColumnRuleStyle,
nsCSSProps::kBorderStyleKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetColumnRuleColor(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
if (!val)
return NS_ERROR_OUT_OF_MEMORY;
const nsStyleColumn* column = GetStyleColumn();
nscolor ruleColor;
if (column->mColumnRuleColorIsForeground) {
ruleColor = GetStyleColor()->mColor;
} else {
ruleColor = column->mColumnRuleColor;
}
SetToRGBAColor(val, ruleColor);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetContent(nsIDOMCSSValue** aValue)
{
const nsStyleContent *content = GetStyleContent();
if (content->ContentCount() == 0) {
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(eCSSKeyword_none);
return CallQueryInterface(val, aValue);
}
if (content->ContentCount() == 1 &&
content->ContentAt(0).mType == eStyleContentType_AltContent) {
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(eCSSKeyword__moz_alt_content);
return CallQueryInterface(val, aValue);
}
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
for (PRUint32 i = 0, i_end = content->ContentCount(); i < i_end; ++i) {
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
if (!val || !valueList->AppendCSSValue(val)) {
delete valueList;
delete val;
return NS_ERROR_OUT_OF_MEMORY;
}
const nsStyleContentData &data = content->ContentAt(i);
switch (data.mType) {
case eStyleContentType_String:
{
nsString str;
nsStyleUtil::AppendEscapedCSSString(
nsDependentString(data.mContent.mString), str);
val->SetString(str);
}
break;
case eStyleContentType_Image:
{
nsCOMPtr<nsIURI> uri;
if (data.mContent.mImage) {
data.mContent.mImage->GetURI(getter_AddRefs(uri));
}
val->SetURI(uri);
}
break;
case eStyleContentType_Attr:
val->SetString(nsDependentString(data.mContent.mString),
nsIDOMCSSPrimitiveValue::CSS_ATTR);
break;
case eStyleContentType_Counter:
case eStyleContentType_Counters:
{
/* FIXME: counters should really use an object */
nsAutoString str;
if (data.mType == eStyleContentType_Counter) {
str.AppendLiteral("counter(");
}
else {
str.AppendLiteral("counters(");
}
// WRITE ME
nsCSSValue::Array *a = data.mContent.mCounters;
str.Append(a->Item(0).GetStringBufferValue());
PRInt32 typeItem = 1;
if (data.mType == eStyleContentType_Counters) {
typeItem = 2;
str.AppendLiteral(", ");
nsStyleUtil::AppendEscapedCSSString(
nsDependentString(a->Item(1).GetStringBufferValue()), str);
}
NS_ABORT_IF_FALSE(eCSSUnit_None != a->Item(typeItem).GetUnit(),
"'none' should be handled as enumerated value");
PRInt32 type = a->Item(typeItem).GetIntValue();
if (type != NS_STYLE_LIST_STYLE_DECIMAL) {
str.AppendLiteral(", ");
AppendASCIItoUTF16(
nsCSSProps::ValueToKeyword(type, nsCSSProps::kListStyleKTable),
str);
}
str.Append(PRUnichar(')'));
val->SetString(str, nsIDOMCSSPrimitiveValue::CSS_COUNTER);
}
break;
case eStyleContentType_OpenQuote:
val->SetIdent(eCSSKeyword_open_quote);
break;
case eStyleContentType_CloseQuote:
val->SetIdent(eCSSKeyword_close_quote);
break;
case eStyleContentType_NoOpenQuote:
val->SetIdent(eCSSKeyword_no_open_quote);
break;
case eStyleContentType_NoCloseQuote:
val->SetIdent(eCSSKeyword_no_close_quote);
break;
case eStyleContentType_AltContent:
default:
NS_NOTREACHED("unexpected type");
break;
}
}
return CallQueryInterface(valueList, aValue);
}
nsresult
nsComputedDOMStyle::GetCounterIncrement(nsIDOMCSSValue** aValue)
{
const nsStyleContent *content = GetStyleContent();
if (content->CounterIncrementCount() == 0) {
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(eCSSKeyword_none);
return CallQueryInterface(val, aValue);
}
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
for (PRUint32 i = 0, i_end = content->CounterIncrementCount(); i < i_end; ++i) {
nsROCSSPrimitiveValue* name = GetROCSSPrimitiveValue();
if (!name || !valueList->AppendCSSValue(name)) {
delete valueList;
delete name;
return NS_ERROR_OUT_OF_MEMORY;
}
nsROCSSPrimitiveValue* value = GetROCSSPrimitiveValue();
if (!value || !valueList->AppendCSSValue(value)) {
delete valueList;
delete value;
return NS_ERROR_OUT_OF_MEMORY;
}
const nsStyleCounterData *data = content->GetCounterIncrementAt(i);
name->SetString(data->mCounter);
value->SetNumber(data->mValue); // XXX This should really be integer
}
return CallQueryInterface(valueList, aValue);
}
/* Convert the stored representation into a list of two values and then hand
* it back.
*/
nsresult nsComputedDOMStyle::GetMozTransformOrigin(nsIDOMCSSValue **aValue)
{
/* We need to build up a list of two values. We'll call them
* width and height.
*/
nsAutoPtr<nsROCSSPrimitiveValue> width(GetROCSSPrimitiveValue());
nsAutoPtr<nsROCSSPrimitiveValue> height(GetROCSSPrimitiveValue());
if (!width || !height)
return NS_ERROR_OUT_OF_MEMORY;
/* Now, get the values. */
const nsStyleDisplay* display = GetStyleDisplay();
SetValueToCoord(width, display->mTransformOrigin[0],
&nsComputedDOMStyle::GetFrameBoundsWidthForTransform);
SetValueToCoord(height, display->mTransformOrigin[1],
&nsComputedDOMStyle::GetFrameBoundsHeightForTransform);
/* Store things as a value list, fail if we can't get one. */
nsAutoPtr<nsDOMCSSValueList> valueList(GetROCSSValueList(PR_FALSE));
if (!valueList)
return NS_ERROR_OUT_OF_MEMORY;
/* Chain on width and height, fail if we can't. */
if (!valueList->AppendCSSValue(width))
return NS_ERROR_OUT_OF_MEMORY;
width.forget();
if (!valueList->AppendCSSValue(height))
return NS_ERROR_OUT_OF_MEMORY;
height.forget();
/* Release the pointer and call query interface! We're done. */
return CallQueryInterface(valueList.forget(), aValue);
}
/* If the property is "none", hand back "none" wrapped in a value.
* Otherwise, compute the aggregate transform matrix and hands it back in a
* "matrix" wrapper.
*/
nsresult nsComputedDOMStyle::GetMozTransform(nsIDOMCSSValue **aValue)
{
static const PRInt32 NUM_FLOATS = 4;
/* First, get the display data. We'll need it. */
const nsStyleDisplay* display = GetStyleDisplay();
/* If the "no transforms" flag is set, then we should construct a
* single-element entry and hand it back.
*/
if (!display->mTransformPresent) {
nsROCSSPrimitiveValue *val(GetROCSSPrimitiveValue());
if (!val)
return NS_ERROR_OUT_OF_MEMORY;
/* Set it to "none." */
val->SetIdent(eCSSKeyword_none);
return CallQueryInterface(val, aValue);
}
/* Otherwise, we need to compute the current value of the transform matrix,
* store it in a string, and hand it back to the caller.
*/
nsAutoString resultString(NS_LITERAL_STRING("matrix("));
/* Now, we need to convert the matrix into a string. We'll start by taking
* the first four entries and converting them directly to floating-point
* values.
*/
for (PRInt32 index = 0; index < NUM_FLOATS; ++index) {
resultString.AppendFloat(display->mTransform.GetMainMatrixEntry(index));
resultString.Append(NS_LITERAL_STRING(", "));
}
/* Use the inner frame for width and height. If we fail, assume zero.
* TODO: There is no good way for us to represent the case where there's no
* frame, which is problematic. The reason is that when we have percentage
* transforms, there are a total of four stored matrix entries that influence
* the transform based on the size of the element. However, this poses a
* problem, because only two of these values can be explicitly referenced
* using the named transforms. Until a real solution is found, we'll just
* use this approach.
*/
nsRect bounds =
(mInnerFrame ? nsDisplayTransform::GetFrameBoundsForTransform(mInnerFrame) :
nsRect(0, 0, 0, 0));
/* Now, compute the dX and dY components by adding the stored coord value
* (in CSS pixels) to the translate values.
*/
float deltaX = nsPresContext::AppUnitsToFloatCSSPixels
(display->mTransform.GetXTranslation(bounds));
float deltaY = nsPresContext::AppUnitsToFloatCSSPixels
(display->mTransform.GetYTranslation(bounds));
/* Append these values! */
resultString.AppendFloat(deltaX);
resultString.Append(NS_LITERAL_STRING("px, "));
resultString.AppendFloat(deltaY);
resultString.Append(NS_LITERAL_STRING("px)"));
/* Create a value to hold our result. */
nsROCSSPrimitiveValue* rv(GetROCSSPrimitiveValue());
if (!rv)
return NS_ERROR_OUT_OF_MEMORY;
rv->SetString(resultString);
return CallQueryInterface(rv, aValue);
}
nsresult
nsComputedDOMStyle::GetCounterReset(nsIDOMCSSValue** aValue)
{
const nsStyleContent *content = GetStyleContent();
if (content->CounterResetCount() == 0) {
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(eCSSKeyword_none);
return CallQueryInterface(val, aValue);
}
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
for (PRUint32 i = 0, i_end = content->CounterResetCount(); i < i_end; ++i) {
nsROCSSPrimitiveValue* name = GetROCSSPrimitiveValue();
if (!name || !valueList->AppendCSSValue(name)) {
delete valueList;
delete name;
return NS_ERROR_OUT_OF_MEMORY;
}
nsROCSSPrimitiveValue* value = GetROCSSPrimitiveValue();
if (!value || !valueList->AppendCSSValue(value)) {
delete valueList;
delete value;
return NS_ERROR_OUT_OF_MEMORY;
}
const nsStyleCounterData *data = content->GetCounterResetAt(i);
name->SetString(data->mCounter);
value->SetNumber(data->mValue); // XXX This should really be integer
}
return CallQueryInterface(valueList, aValue);
}
nsresult
nsComputedDOMStyle::GetQuotes(nsIDOMCSSValue** aValue)
{
const nsStyleQuotes *quotes = GetStyleQuotes();
if (quotes->QuotesCount() == 0) {
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(eCSSKeyword_none);
return CallQueryInterface(val, aValue);
}
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
for (PRUint32 i = 0, i_end = quotes->QuotesCount(); i < i_end; ++i) {
nsROCSSPrimitiveValue* openVal = GetROCSSPrimitiveValue();
if (!openVal || !valueList->AppendCSSValue(openVal)) {
delete valueList;
delete openVal;
return NS_ERROR_OUT_OF_MEMORY;
}
nsROCSSPrimitiveValue* closeVal = GetROCSSPrimitiveValue();
if (!closeVal || !valueList->AppendCSSValue(closeVal)) {
delete valueList;
delete closeVal;
return NS_ERROR_OUT_OF_MEMORY;
}
nsString s;
nsStyleUtil::AppendEscapedCSSString(*quotes->OpenQuoteAt(i), s);
openVal->SetString(s);
s.Truncate();
nsStyleUtil::AppendEscapedCSSString(*quotes->CloseQuoteAt(i), s);
closeVal->SetString(s);
}
return CallQueryInterface(valueList, aValue);
}
nsresult
nsComputedDOMStyle::GetFontFamily(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleFont* font = GetStyleFont();
nsCOMPtr<nsIDocument> doc = do_QueryReferent(mDocumentWeak);
NS_ASSERTION(doc, "document is required");
nsIPresShell* presShell = doc->GetPrimaryShell();
NS_ASSERTION(presShell, "pres shell is required");
nsPresContext *presContext = presShell->GetPresContext();
NS_ASSERTION(presContext, "pres context is required");
const nsString& fontName = font->mFont.name;
if (font->mGenericID == kGenericFont_NONE && !font->mFont.systemFont) {
const nsFont* defaultFont =
presContext->GetDefaultFont(kPresContext_DefaultVariableFont_ID);
PRInt32 lendiff = fontName.Length() - defaultFont->name.Length();
if (lendiff > 0) {
val->SetString(Substring(fontName, 0, lendiff-1)); // -1 removes comma
} else {
val->SetString(fontName);
}
} else {
val->SetString(fontName);
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetFontSize(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
// Note: GetStyleFont()->mSize is the 'computed size';
// GetStyleFont()->mFont.size is the 'actual size'
val->SetAppUnits(GetStyleFont()->mSize);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetFontSizeAdjust(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleFont *font = GetStyleFont();
if (font->mFont.sizeAdjust) {
val->SetNumber(font->mFont.sizeAdjust);
} else {
val->SetIdent(eCSSKeyword_none);
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetFontStretch(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleFont* font = GetStyleFont();
// The computed value space isn't actually representable in string
// form, so just represent anything with widers or narrowers in it as
// 'wider' or 'narrower'.
PR_STATIC_ASSERT(NS_FONT_STRETCH_NARROWER % 2 == 0);
PR_STATIC_ASSERT(NS_FONT_STRETCH_WIDER % 2 == 0);
PR_STATIC_ASSERT(NS_FONT_STRETCH_NARROWER + NS_FONT_STRETCH_WIDER == 0);
PR_STATIC_ASSERT(NS_FONT_STRETCH_NARROWER < 0);
PRInt16 stretch = font->mFont.stretch;
if (stretch <= NS_FONT_STRETCH_NARROWER / 2) {
val->SetIdent(eCSSKeyword_narrower);
} else if (stretch >= NS_FONT_STRETCH_WIDER / 2) {
val->SetIdent(eCSSKeyword_wider);
} else {
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(stretch, nsCSSProps::kFontStretchKTable));
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetFontStyle(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(nsCSSProps::ValueToKeywordEnum(GetStyleFont()->mFont.style,
nsCSSProps::kFontStyleKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetFontWeight(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleFont* font = GetStyleFont();
PRUint16 weight = font->mFont.weight;
if (weight % 100 == 0) {
val->SetNumber(font->mFont.weight);
} else if (weight % 100 > 50) {
// FIXME: This doesn't represent the full range of computed values,
// but at least it's legal CSS.
val->SetIdent(eCSSKeyword_lighter);
} else {
// FIXME: This doesn't represent the full range of computed values,
// but at least it's legal CSS.
val->SetIdent(eCSSKeyword_bolder);
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetFontVariant(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleFont()->mFont.variant,
nsCSSProps::kFontVariantKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetBackgroundList(PRUint8 nsStyleBackground::Layer::* aMember,
PRUint32 nsStyleBackground::* aCount,
const PRInt32 aTable[],
nsIDOMCSSValue** aResult)
{
const nsStyleBackground* bg = GetStyleBackground();
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_TRUE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
for (PRUint32 i = 0, i_end = bg->*aCount; i < i_end; ++i) {
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
if (!val || !valueList->AppendCSSValue(val)) {
delete val;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
val->SetIdent(nsCSSProps::ValueToKeywordEnum(bg->mLayers[i].*aMember,
aTable));
}
return CallQueryInterface(valueList, aResult);
}
nsresult
nsComputedDOMStyle::GetBackgroundAttachment(nsIDOMCSSValue** aValue)
{
return GetBackgroundList(&nsStyleBackground::Layer::mAttachment,
&nsStyleBackground::mAttachmentCount,
nsCSSProps::kBackgroundAttachmentKTable,
aValue);
}
nsresult
nsComputedDOMStyle::GetBackgroundClip(nsIDOMCSSValue** aValue)
{
return GetBackgroundList(&nsStyleBackground::Layer::mClip,
&nsStyleBackground::mClipCount,
nsCSSProps::kBackgroundClipKTable,
aValue);
}
nsresult
nsComputedDOMStyle::GetBackgroundColor(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleBackground* color = GetStyleBackground();
nsresult rv = SetToRGBAColor(val, color->mBackgroundColor);
if (NS_FAILED(rv)) {
delete val;
return rv;
}
return CallQueryInterface(val, aValue);
}
static void
AppendCSSGradientLength(const nsStyleCoord& aValue,
nsROCSSPrimitiveValue* aPrimitive,
nsAString& aString)
{
nsAutoString tokenString;
if (aValue.GetUnit() == eStyleUnit_Coord)
aPrimitive->SetAppUnits(aValue.GetCoordValue());
else
aPrimitive->SetPercent(aValue.GetPercentValue());
aPrimitive->GetCssText(tokenString);
aString.Append(tokenString);
}
nsresult
nsComputedDOMStyle::GetCSSGradientString(const nsStyleGradient* aGradient,
nsAString& aString)
{
if (aGradient->mRepeating) {
if (aGradient->mShape == NS_STYLE_GRADIENT_SHAPE_LINEAR)
aString.AssignLiteral("-moz-repeating-linear-gradient(");
else
aString.AssignLiteral("-moz-repeating-radial-gradient(");
} else {
if (aGradient->mShape == NS_STYLE_GRADIENT_SHAPE_LINEAR)
aString.AssignLiteral("-moz-linear-gradient(");
else
aString.AssignLiteral("-moz-radial-gradient(");
}
PRBool needSep = PR_FALSE;
nsAutoString tokenString;
nsROCSSPrimitiveValue *tmpVal = GetROCSSPrimitiveValue();
if (!tmpVal)
return NS_ERROR_OUT_OF_MEMORY;
if (aGradient->mBgPosX.mUnit != eStyleUnit_None) {
AppendCSSGradientLength(aGradient->mBgPosX, tmpVal, aString);
needSep = PR_TRUE;
}
if (aGradient->mBgPosY.mUnit != eStyleUnit_None) {
if (needSep) {
aString.AppendLiteral(" ");
}
AppendCSSGradientLength(aGradient->mBgPosY, tmpVal, aString);
needSep = PR_TRUE;
}
if (aGradient->mAngle.mUnit != eStyleUnit_None) {
if (needSep) {
aString.AppendLiteral(" ");
}
tmpVal->SetNumber(aGradient->mAngle.GetAngleValue());
tmpVal->GetCssText(tokenString);
aString.Append(tokenString);
switch (aGradient->mAngle.mUnit) {
case eStyleUnit_Degree: aString.AppendLiteral("deg"); break;
case eStyleUnit_Grad: aString.AppendLiteral("grad"); break;
case eStyleUnit_Radian: aString.AppendLiteral("rad"); break;
default: NS_NOTREACHED("unrecognized angle unit");
}
needSep = PR_TRUE;
}
if (aGradient->mShape != NS_STYLE_GRADIENT_SHAPE_LINEAR) {
if (needSep) {
aString.AppendLiteral(", ");
}
AppendASCIItoUTF16(nsCSSProps::
ValueToKeyword(aGradient->mShape,
nsCSSProps::kRadialGradientShapeKTable),
aString);
if (aGradient->mSize != NS_STYLE_GRADIENT_SIZE_FARTHEST_CORNER) {
aString.AppendLiteral(" ");
AppendASCIItoUTF16(nsCSSProps::
ValueToKeyword(aGradient->mSize,
nsCSSProps::kRadialGradientSizeKTable),
aString);
}
needSep = PR_TRUE;
}
// color stops
for (PRUint32 i = 0; i < aGradient->mStops.Length(); ++i) {
if (needSep) {
aString.AppendLiteral(", ");
}
nsresult rv = SetToRGBAColor(tmpVal, aGradient->mStops[i].mColor);
if (NS_FAILED(rv)) {
delete tmpVal;
return NS_ERROR_OUT_OF_MEMORY;
}
tmpVal->GetCssText(tokenString);
aString.Append(tokenString);
if (aGradient->mStops[i].mLocation.mUnit != eStyleUnit_None) {
aString.AppendLiteral(" ");
AppendCSSGradientLength(aGradient->mStops[i].mLocation, tmpVal, aString);
}
needSep = PR_TRUE;
}
delete tmpVal;
aString.AppendLiteral(")");
return NS_OK;
}
// -moz-image-rect(<uri>, <top>, <right>, <bottom>, <left>)
nsresult
nsComputedDOMStyle::GetImageRectString(nsIURI* aURI,
const nsStyleSides& aCropRect,
nsString& aString)
{
nsDOMCSSValueList* valueList = GetROCSSValueList(PR_TRUE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
// <uri>
nsROCSSPrimitiveValue *valURI = GetROCSSPrimitiveValue();
if (!valURI || !valueList->AppendCSSValue(valURI)) {
delete valURI;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
valURI->SetURI(aURI);
// <top>, <right>, <bottom>, <left>
NS_FOR_CSS_SIDES(side) {
nsROCSSPrimitiveValue *valSide = GetROCSSPrimitiveValue();
if (!valSide || !valueList->AppendCSSValue(valSide)) {
delete valSide;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
SetValueToCoord(valSide, aCropRect.Get(side));
}
nsAutoString argumentString;
valueList->GetCssText(argumentString);
delete valueList;
aString = NS_LITERAL_STRING("-moz-image-rect(") +
argumentString +
NS_LITERAL_STRING(")");
return NS_OK;
}
nsresult
nsComputedDOMStyle::SetValueToStyleImage(const nsStyleImage& aStyleImage,
nsROCSSPrimitiveValue* aValue)
{
switch (aStyleImage.GetType()) {
case eStyleImageType_Image:
{
imgIRequest *req = aStyleImage.GetImageData();
nsCOMPtr<nsIURI> uri;
req->GetURI(getter_AddRefs(uri));
const nsStyleSides* cropRect = aStyleImage.GetCropRect();
if (cropRect) {
nsAutoString imageRectString;
nsresult rv = GetImageRectString(uri, *cropRect, imageRectString);
NS_ENSURE_SUCCESS(rv, rv);
aValue->SetString(imageRectString);
} else {
aValue->SetURI(uri);
}
break;
}
case eStyleImageType_Gradient:
{
nsAutoString gradientString;
nsresult rv = GetCSSGradientString(aStyleImage.GetGradientData(),
gradientString);
NS_ENSURE_SUCCESS(rv, rv);
aValue->SetString(gradientString);
break;
}
case eStyleImageType_Null:
aValue->SetIdent(eCSSKeyword_none);
break;
default:
NS_NOTREACHED("unexpected image type");
return NS_ERROR_UNEXPECTED;
}
return NS_OK;
}
nsresult
nsComputedDOMStyle::GetBackgroundImage(nsIDOMCSSValue** aValue)
{
const nsStyleBackground* bg = GetStyleBackground();
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_TRUE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
for (PRUint32 i = 0, i_end = bg->mImageCount; i < i_end; ++i) {
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
if (!val || !valueList->AppendCSSValue(val)) {
delete val;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
const nsStyleImage& image = bg->mLayers[i].mImage;
nsresult rv = SetValueToStyleImage(image, val);
if (NS_FAILED(rv)) {
delete valueList;
return rv;
}
}
return CallQueryInterface(valueList, aValue);
}
nsresult
nsComputedDOMStyle::GetBackgroundInlinePolicy(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(nsCSSProps::ValueToKeywordEnum(
GetStyleBackground()->mBackgroundInlinePolicy,
nsCSSProps::kBackgroundInlinePolicyKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetBackgroundOrigin(nsIDOMCSSValue** aValue)
{
return GetBackgroundList(&nsStyleBackground::Layer::mOrigin,
&nsStyleBackground::mOriginCount,
nsCSSProps::kBackgroundOriginKTable,
aValue);
}
nsresult
nsComputedDOMStyle::GetBackgroundPosition(nsIDOMCSSValue** aValue)
{
const nsStyleBackground* bg = GetStyleBackground();
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_TRUE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
for (PRUint32 i = 0, i_end = bg->mPositionCount; i < i_end; ++i) {
nsDOMCSSValueList *itemList = GetROCSSValueList(PR_FALSE);
if (!itemList || !valueList->AppendCSSValue(itemList)) {
delete valueList;
delete itemList;
return NS_ERROR_OUT_OF_MEMORY;
}
nsROCSSPrimitiveValue *valX = GetROCSSPrimitiveValue();
if (!valX || !itemList->AppendCSSValue(valX)) {
delete valueList;
delete valX;
return NS_ERROR_OUT_OF_MEMORY;
}
nsROCSSPrimitiveValue *valY = GetROCSSPrimitiveValue();
if (!valY || !itemList->AppendCSSValue(valY)) {
delete valueList;
delete valY;
return NS_ERROR_OUT_OF_MEMORY;
}
const nsStyleBackground::Position &pos = bg->mLayers[i].mPosition;
if (pos.mXIsPercent) {
valX->SetPercent(pos.mXPosition.mFloat);
} else {
valX->SetAppUnits(pos.mXPosition.mCoord);
}
if (pos.mYIsPercent) {
valY->SetPercent(pos.mYPosition.mFloat);
} else {
valY->SetAppUnits(pos.mYPosition.mCoord);
}
}
return CallQueryInterface(valueList, aValue);
}
nsresult
nsComputedDOMStyle::GetBackgroundRepeat(nsIDOMCSSValue** aValue)
{
return GetBackgroundList(&nsStyleBackground::Layer::mRepeat,
&nsStyleBackground::mRepeatCount,
nsCSSProps::kBackgroundRepeatKTable,
aValue);
}
nsresult
nsComputedDOMStyle::GetMozBackgroundSize(nsIDOMCSSValue** aValue)
{
const nsStyleBackground* bg = GetStyleBackground();
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_TRUE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
for (PRUint32 i = 0, i_end = bg->mSizeCount; i < i_end; ++i) {
const nsStyleBackground::Size &size = bg->mLayers[i].mSize;
switch (size.mWidthType) {
case nsStyleBackground::Size::eContain:
case nsStyleBackground::Size::eCover: {
NS_ABORT_IF_FALSE(size.mWidthType == size.mHeightType,
"unsynced types");
nsCSSKeyword keyword = size.mWidthType == nsStyleBackground::Size::eContain
? eCSSKeyword_contain
: eCSSKeyword_cover;
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
if (!val || !valueList->AppendCSSValue(val)) {
delete valueList;
delete val;
return NS_ERROR_OUT_OF_MEMORY;
}
val->SetIdent(keyword);
break;
}
default: {
nsDOMCSSValueList *itemList = GetROCSSValueList(PR_FALSE);
if (!itemList || !valueList->AppendCSSValue(itemList)) {
delete valueList;
delete itemList;
return NS_ERROR_OUT_OF_MEMORY;
}
nsROCSSPrimitiveValue* valX = GetROCSSPrimitiveValue();
nsROCSSPrimitiveValue* valY = GetROCSSPrimitiveValue();
if (!valX || !itemList->AppendCSSValue(valX)) {
delete valueList;
delete valX;
return NS_ERROR_OUT_OF_MEMORY;
}
if (!valY || !itemList->AppendCSSValue(valY)) {
delete valueList;
delete valY;
return NS_ERROR_OUT_OF_MEMORY;
}
if (size.mWidthType == nsStyleBackground::Size::eAuto) {
valX->SetIdent(eCSSKeyword_auto);
} else if (size.mWidthType == nsStyleBackground::Size::ePercentage) {
valX->SetPercent(size.mWidth.mFloat);
} else {
NS_ABORT_IF_FALSE(size.mWidthType == nsStyleBackground::Size::eLength,
"bad mWidthType");
valX->SetAppUnits(size.mWidth.mCoord);
}
if (size.mHeightType == nsStyleBackground::Size::eAuto) {
valY->SetIdent(eCSSKeyword_auto);
} else if (size.mHeightType == nsStyleBackground::Size::ePercentage) {
valY->SetPercent(size.mHeight.mFloat);
} else {
NS_ABORT_IF_FALSE(size.mHeightType == nsStyleBackground::Size::eLength,
"bad mHeightType");
valY->SetAppUnits(size.mHeight.mCoord);
}
break;
}
}
}
return CallQueryInterface(valueList, aValue);
}
nsresult
nsComputedDOMStyle::GetPadding(nsIDOMCSSValue** aValue)
{
// return null per spec.
*aValue = nsnull;
return NS_OK;
}
nsresult
nsComputedDOMStyle::GetPaddingTop(nsIDOMCSSValue** aValue)
{
return GetPaddingWidthFor(NS_SIDE_TOP, aValue);
}
nsresult
nsComputedDOMStyle::GetPaddingBottom(nsIDOMCSSValue** aValue)
{
return GetPaddingWidthFor(NS_SIDE_BOTTOM, aValue);
}
nsresult
nsComputedDOMStyle::GetPaddingLeft(nsIDOMCSSValue** aValue)
{
return GetPaddingWidthFor(NS_SIDE_LEFT, aValue);
}
nsresult
nsComputedDOMStyle::GetPaddingRight(nsIDOMCSSValue** aValue)
{
return GetPaddingWidthFor(NS_SIDE_RIGHT, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderCollapse(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleTableBorder()->mBorderCollapse,
nsCSSProps::kBorderCollapseKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderSpacing(nsIDOMCSSValue** aValue)
{
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
nsROCSSPrimitiveValue* xSpacing = GetROCSSPrimitiveValue();
if (!xSpacing) {
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
if (!valueList->AppendCSSValue(xSpacing)) {
delete valueList;
delete xSpacing;
return NS_ERROR_OUT_OF_MEMORY;
}
nsROCSSPrimitiveValue* ySpacing = GetROCSSPrimitiveValue();
if (!ySpacing) {
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
if (!valueList->AppendCSSValue(ySpacing)) {
delete valueList;
delete ySpacing;
return NS_ERROR_OUT_OF_MEMORY;
}
const nsStyleTableBorder *border = GetStyleTableBorder();
xSpacing->SetAppUnits(border->mBorderSpacingX);
ySpacing->SetAppUnits(border->mBorderSpacingY);
return CallQueryInterface(valueList, aValue);
}
nsresult
nsComputedDOMStyle::GetCaptionSide(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleTableBorder()->mCaptionSide,
nsCSSProps::kCaptionSideKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetEmptyCells(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleTableBorder()->mEmptyCells,
nsCSSProps::kEmptyCellsKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetTableLayout(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleTable()->mLayoutStrategy,
nsCSSProps::kTableLayoutKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderStyle(nsIDOMCSSValue** aValue)
{
// return null per spec.
*aValue = nsnull;
return NS_OK;
}
nsresult
nsComputedDOMStyle::GetBorderTopStyle(nsIDOMCSSValue** aValue)
{
return GetBorderStyleFor(NS_SIDE_TOP, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderBottomStyle(nsIDOMCSSValue** aValue)
{
return GetBorderStyleFor(NS_SIDE_BOTTOM, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderLeftStyle(nsIDOMCSSValue** aValue)
{
return GetBorderStyleFor(NS_SIDE_LEFT, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderRightStyle(nsIDOMCSSValue** aValue)
{
return GetBorderStyleFor(NS_SIDE_RIGHT, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderBottomColors(nsIDOMCSSValue** aValue)
{
return GetBorderColorsFor(NS_SIDE_BOTTOM, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderLeftColors(nsIDOMCSSValue** aValue)
{
return GetBorderColorsFor(NS_SIDE_LEFT, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderRightColors(nsIDOMCSSValue** aValue)
{
return GetBorderColorsFor(NS_SIDE_RIGHT, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderTopColors(nsIDOMCSSValue** aValue)
{
return GetBorderColorsFor(NS_SIDE_TOP, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderRadiusBottomLeft(nsIDOMCSSValue** aValue)
{
return GetEllipseRadii(GetStyleBorder()->mBorderRadius,
NS_CORNER_BOTTOM_LEFT, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderRadiusBottomRight(nsIDOMCSSValue** aValue)
{
return GetEllipseRadii(GetStyleBorder()->mBorderRadius,
NS_CORNER_BOTTOM_RIGHT, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderRadiusTopLeft(nsIDOMCSSValue** aValue)
{
return GetEllipseRadii(GetStyleBorder()->mBorderRadius,
NS_CORNER_TOP_LEFT, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderRadiusTopRight(nsIDOMCSSValue** aValue)
{
return GetEllipseRadii(GetStyleBorder()->mBorderRadius,
NS_CORNER_TOP_RIGHT, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderWidth(nsIDOMCSSValue** aValue)
{
// return null per spec.
*aValue = nsnull;
return NS_OK;
}
nsresult
nsComputedDOMStyle::GetBorderTopWidth(nsIDOMCSSValue** aValue)
{
return GetBorderWidthFor(NS_SIDE_TOP, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderBottomWidth(nsIDOMCSSValue** aValue)
{
return GetBorderWidthFor(NS_SIDE_BOTTOM, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderLeftWidth(nsIDOMCSSValue** aValue)
{
return GetBorderWidthFor(NS_SIDE_LEFT, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderRightWidth(nsIDOMCSSValue** aValue)
{
return GetBorderWidthFor(NS_SIDE_RIGHT, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderTopColor(nsIDOMCSSValue** aValue)
{
return GetBorderColorFor(NS_SIDE_TOP, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderBottomColor(nsIDOMCSSValue** aValue)
{
return GetBorderColorFor(NS_SIDE_BOTTOM, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderLeftColor(nsIDOMCSSValue** aValue)
{
return GetBorderColorFor(NS_SIDE_LEFT, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderRightColor(nsIDOMCSSValue** aValue)
{
return GetBorderColorFor(NS_SIDE_RIGHT, aValue);
}
nsresult
nsComputedDOMStyle::GetMarginWidth(nsIDOMCSSValue** aValue)
{
// return null per spec.
*aValue = nsnull;
return NS_OK;
}
nsresult
nsComputedDOMStyle::GetMarginTopWidth(nsIDOMCSSValue** aValue)
{
return GetMarginWidthFor(NS_SIDE_TOP, aValue);
}
nsresult
nsComputedDOMStyle::GetMarginBottomWidth(nsIDOMCSSValue** aValue)
{
return GetMarginWidthFor(NS_SIDE_BOTTOM, aValue);
}
nsresult
nsComputedDOMStyle::GetMarginLeftWidth(nsIDOMCSSValue** aValue)
{
return GetMarginWidthFor(NS_SIDE_LEFT, aValue);
}
nsresult
nsComputedDOMStyle::GetMarginRightWidth(nsIDOMCSSValue** aValue)
{
return GetMarginWidthFor(NS_SIDE_RIGHT, aValue);
}
nsresult
nsComputedDOMStyle::GetMarkerOffset(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
SetValueToCoord(val, GetStyleContent()->mMarkerOffset);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetOutline(nsIDOMCSSValue** aValue)
{
// return null per spec.
*aValue = nsnull;
return NS_OK;
}
nsresult
nsComputedDOMStyle::GetOutlineWidth(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleOutline* outline = GetStyleOutline();
nscoord width;
if (outline->GetOutlineStyle() == NS_STYLE_BORDER_STYLE_NONE) {
NS_ASSERTION(outline->GetOutlineWidth(width) && width == 0,
"unexpected width");
width = 0;
} else {
#ifdef DEBUG
PRBool res =
#endif
outline->GetOutlineWidth(width);
NS_ASSERTION(res, "percent outline doesn't exist");
}
val->SetAppUnits(width);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetOutlineStyle(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleOutline()->GetOutlineStyle(),
nsCSSProps::kOutlineStyleKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetOutlineOffset(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetAppUnits(GetStyleOutline()->mOutlineOffset);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetOutlineRadiusBottomLeft(nsIDOMCSSValue** aValue)
{
return GetEllipseRadii(GetStyleOutline()->mOutlineRadius,
NS_CORNER_BOTTOM_LEFT, aValue);
}
nsresult
nsComputedDOMStyle::GetOutlineRadiusBottomRight(nsIDOMCSSValue** aValue)
{
return GetEllipseRadii(GetStyleOutline()->mOutlineRadius,
NS_CORNER_BOTTOM_RIGHT, aValue);
}
nsresult
nsComputedDOMStyle::GetOutlineRadiusTopLeft(nsIDOMCSSValue** aValue)
{
return GetEllipseRadii(GetStyleOutline()->mOutlineRadius,
NS_CORNER_TOP_LEFT, aValue);
}
nsresult
nsComputedDOMStyle::GetOutlineRadiusTopRight(nsIDOMCSSValue** aValue)
{
return GetEllipseRadii(GetStyleOutline()->mOutlineRadius,
NS_CORNER_TOP_RIGHT, aValue);
}
nsresult
nsComputedDOMStyle::GetOutlineColor(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
nscolor color;
#ifdef GFX_HAS_INVERT
GetStyleOutline()->GetOutlineColor(color);
#else
if (!GetStyleOutline()->GetOutlineColor(color))
color = GetStyleColor()->mColor;
#endif
nsresult rv = SetToRGBAColor(val, color);
if (NS_FAILED(rv)) {
delete val;
return rv;
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetEllipseRadii(const nsStyleCorners& aRadius,
PRUint8 aFullCorner,
nsIDOMCSSValue** aValue)
{
const nsStyleCoord& radiusX
= aRadius.Get(NS_FULL_TO_HALF_CORNER(aFullCorner, PR_FALSE));
const nsStyleCoord& radiusY
= aRadius.Get(NS_FULL_TO_HALF_CORNER(aFullCorner, PR_TRUE));
// for compatibility, return a single value if X and Y are equal
if (radiusX == radiusY) {
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
SetValueToCoord(val, radiusX,
&nsComputedDOMStyle::GetFrameBorderRectWidth);
return CallQueryInterface(val, aValue);
} else {
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
nsROCSSPrimitiveValue *valX = GetROCSSPrimitiveValue();
if (!valX || !valueList->AppendCSSValue(valX)) {
delete valX;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
nsROCSSPrimitiveValue *valY = GetROCSSPrimitiveValue();
if (!valY || !valueList->AppendCSSValue(valY)) {
delete valY;
// valX deleted by valueList destructor
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
SetValueToCoord(valX, radiusX,
&nsComputedDOMStyle::GetFrameBorderRectWidth);
SetValueToCoord(valY, radiusY,
&nsComputedDOMStyle::GetFrameBorderRectWidth);
return CallQueryInterface(valueList, aValue);
}
}
nsresult
nsComputedDOMStyle::GetCSSShadowArray(nsCSSShadowArray* aArray,
const nscolor& aDefaultColor,
PRBool aIsBoxShadow,
nsIDOMCSSValue** aValue)
{
if (!aArray) {
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
val->SetIdent(eCSSKeyword_none);
return CallQueryInterface(val, aValue);
}
static nscoord nsCSSShadowItem::* const shadowValuesNoSpread[] = {
&nsCSSShadowItem::mXOffset,
&nsCSSShadowItem::mYOffset,
&nsCSSShadowItem::mRadius
};
static nscoord nsCSSShadowItem::* const shadowValuesWithSpread[] = {
&nsCSSShadowItem::mXOffset,
&nsCSSShadowItem::mYOffset,
&nsCSSShadowItem::mRadius,
&nsCSSShadowItem::mSpread
};
nscoord nsCSSShadowItem::* const * shadowValues;
PRUint32 shadowValuesLength;
if (aIsBoxShadow) {
shadowValues = shadowValuesWithSpread;
shadowValuesLength = NS_ARRAY_LENGTH(shadowValuesWithSpread);
} else {
shadowValues = shadowValuesNoSpread;
shadowValuesLength = NS_ARRAY_LENGTH(shadowValuesNoSpread);
}
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_TRUE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
for (nsCSSShadowItem *item = aArray->ShadowAt(0),
*item_end = item + aArray->Length();
item < item_end; ++item) {
nsDOMCSSValueList *itemList = GetROCSSValueList(PR_FALSE);
if (!itemList || !valueList->AppendCSSValue(itemList)) {
delete itemList;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
// Color is either the specified shadow color or the foreground color
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
if (!val || !itemList->AppendCSSValue(val)) {
delete val;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
nscolor shadowColor;
if (item->mHasColor) {
shadowColor = item->mColor;
} else {
shadowColor = aDefaultColor;
}
SetToRGBAColor(val, shadowColor);
// Set the offsets, blur radius, and spread if available
for (PRUint32 i = 0; i < shadowValuesLength; ++i) {
val = GetROCSSPrimitiveValue();
if (!val || !itemList->AppendCSSValue(val)) {
delete val;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
val->SetAppUnits(item->*(shadowValues[i]));
}
if (item->mInset && aIsBoxShadow) {
// This is an inset box-shadow
val = GetROCSSPrimitiveValue();
if (!val || !itemList->AppendCSSValue(val)) {
delete val;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(NS_STYLE_BOX_SHADOW_INSET,
nsCSSProps::kBoxShadowTypeKTable));
}
}
return CallQueryInterface(valueList, aValue);
}
nsresult
nsComputedDOMStyle::GetBoxShadow(nsIDOMCSSValue** aValue)
{
return GetCSSShadowArray(GetStyleBorder()->mBoxShadow,
GetStyleColor()->mColor,
PR_TRUE, aValue);
}
nsresult
nsComputedDOMStyle::GetZIndex(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
SetValueToCoord(val, GetStylePosition()->mZIndex);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetListStyleImage(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleList* list = GetStyleList();
if (!list->GetListStyleImage()) {
val->SetIdent(eCSSKeyword_none);
} else {
nsCOMPtr<nsIURI> uri;
if (list->GetListStyleImage()) {
list->GetListStyleImage()->GetURI(getter_AddRefs(uri));
}
val->SetURI(uri);
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetListStylePosition(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleList()->mListStylePosition,
nsCSSProps::kListStylePositionKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetListStyleType(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleList()->mListStyleType,
nsCSSProps::kListStyleKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetImageRegion(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleList* list = GetStyleList();
nsresult rv = NS_OK;
nsROCSSPrimitiveValue *topVal = nsnull;
nsROCSSPrimitiveValue *rightVal = nsnull;
nsROCSSPrimitiveValue *bottomVal = nsnull;
nsROCSSPrimitiveValue *leftVal = nsnull;
if (list->mImageRegion.width <= 0 || list->mImageRegion.height <= 0) {
val->SetIdent(eCSSKeyword_auto);
} else {
// create the cssvalues for the sides, stick them in the rect object
topVal = GetROCSSPrimitiveValue();
rightVal = GetROCSSPrimitiveValue();
bottomVal = GetROCSSPrimitiveValue();
leftVal = GetROCSSPrimitiveValue();
if (topVal && rightVal && bottomVal && leftVal) {
nsDOMCSSRect * domRect = new nsDOMCSSRect(topVal, rightVal,
bottomVal, leftVal);
if (domRect) {
topVal->SetAppUnits(list->mImageRegion.y);
rightVal->SetAppUnits(list->mImageRegion.width + list->mImageRegion.x);
bottomVal->SetAppUnits(list->mImageRegion.height + list->mImageRegion.y);
leftVal->SetAppUnits(list->mImageRegion.x);
val->SetRect(domRect);
} else {
rv = NS_ERROR_OUT_OF_MEMORY;
}
} else {
rv = NS_ERROR_OUT_OF_MEMORY;
}
}
if (NS_FAILED(rv)) {
delete topVal;
delete rightVal;
delete bottomVal;
delete leftVal;
delete val;
return rv;
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetLineHeight(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
nscoord lineHeight;
if (GetLineHeightCoord(lineHeight)) {
val->SetAppUnits(lineHeight);
} else {
SetValueToCoord(val, GetStyleText()->mLineHeight,
nsnull, nsCSSProps::kLineHeightKTable);
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetVerticalAlign(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
SetValueToCoord(val, GetStyleTextReset()->mVerticalAlign,
&nsComputedDOMStyle::GetLineHeightCoord,
nsCSSProps::kVerticalAlignKTable);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetTextAlign(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleText()->mTextAlign,
nsCSSProps::kTextAlignKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetTextDecoration(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
PRInt32 intValue = GetStyleTextReset()->mTextDecoration;
if (NS_STYLE_TEXT_DECORATION_NONE == intValue) {
val->SetIdent(eCSSKeyword_none);
} else {
nsAutoString decorationString;
// Clear the -moz-anchor-decoration bit and the OVERRIDE_ALL bits -- we
// don't want these to appear in the computed style.
intValue &= ~(NS_STYLE_TEXT_DECORATION_PREF_ANCHORS |
NS_STYLE_TEXT_DECORATION_OVERRIDE_ALL);
nsStyleUtil::AppendBitmaskCSSValue(eCSSProperty_text_decoration, intValue,
NS_STYLE_TEXT_DECORATION_UNDERLINE,
NS_STYLE_TEXT_DECORATION_BLINK,
decorationString);
val->SetString(decorationString);
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetTextIndent(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
SetValueToCoord(val, GetStyleText()->mTextIndent,
&nsComputedDOMStyle::GetCBContentWidth);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetTextShadow(nsIDOMCSSValue** aValue)
{
return GetCSSShadowArray(GetStyleText()->mTextShadow,
GetStyleColor()->mColor,
PR_FALSE, aValue);
}
nsresult
nsComputedDOMStyle::GetTextTransform(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleText()->mTextTransform,
nsCSSProps::kTextTransformKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetMozTabSize(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetNumber(GetStyleText()->mTabSize);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetLetterSpacing(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
SetValueToCoord(val, GetStyleText()->mLetterSpacing);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetWordSpacing(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetAppUnits(GetStyleText()->mWordSpacing);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetWhiteSpace(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleText()->mWhiteSpace,
nsCSSProps::kWhitespaceKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetWindowShadow(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleUIReset()->mWindowShadow,
nsCSSProps::kWindowShadowKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetWordWrap(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleText()->mWordWrap,
nsCSSProps::kWordwrapKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetPointerEvents(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleVisibility()->mPointerEvents,
nsCSSProps::kPointerEventsKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetVisibility(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(nsCSSProps::ValueToKeywordEnum(GetStyleVisibility()->mVisible,
nsCSSProps::kVisibilityKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetDirection(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleVisibility()->mDirection,
nsCSSProps::kDirectionKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetUnicodeBidi(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleTextReset()->mUnicodeBidi,
nsCSSProps::kUnicodeBidiKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetCursor(nsIDOMCSSValue** aValue)
{
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_TRUE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
const nsStyleUserInterface *ui = GetStyleUserInterface();
for (nsCursorImage *item = ui->mCursorArray,
*item_end = ui->mCursorArray + ui->mCursorArrayLength;
item < item_end; ++item) {
nsDOMCSSValueList *itemList = GetROCSSValueList(PR_FALSE);
if (!itemList || !valueList->AppendCSSValue(itemList)) {
delete itemList;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
nsCOMPtr<nsIURI> uri;
item->mImage->GetURI(getter_AddRefs(uri));
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
if (!val || !itemList->AppendCSSValue(val)) {
delete val;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
val->SetURI(uri);
if (item->mHaveHotspot) {
nsROCSSPrimitiveValue *valX = GetROCSSPrimitiveValue();
if (!valX || !itemList->AppendCSSValue(valX)) {
delete valX;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
nsROCSSPrimitiveValue *valY = GetROCSSPrimitiveValue();
if (!valY || !itemList->AppendCSSValue(valY)) {
delete valY;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
valX->SetNumber(item->mHotspotX);
valY->SetNumber(item->mHotspotY);
}
}
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
if (!val) {
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
val->SetIdent(nsCSSProps::ValueToKeywordEnum(ui->mCursor,
nsCSSProps::kCursorKTable));
if (!valueList->AppendCSSValue(val)) {
delete valueList;
delete val;
return NS_ERROR_OUT_OF_MEMORY;
}
return CallQueryInterface(valueList, aValue);
}
nsresult
nsComputedDOMStyle::GetAppearance(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(nsCSSProps::ValueToKeywordEnum(GetStyleDisplay()->mAppearance,
nsCSSProps::kAppearanceKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetBoxAlign(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(nsCSSProps::ValueToKeywordEnum(GetStyleXUL()->mBoxAlign,
nsCSSProps::kBoxAlignKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetBoxDirection(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleXUL()->mBoxDirection,
nsCSSProps::kBoxDirectionKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetBoxFlex(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetNumber(GetStyleXUL()->mBoxFlex);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetBoxOrdinalGroup(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetNumber(GetStyleXUL()->mBoxOrdinal);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetBoxOrient(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleXUL()->mBoxOrient,
nsCSSProps::kBoxOrientKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetBoxPack(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(nsCSSProps::ValueToKeywordEnum(GetStyleXUL()->mBoxPack,
nsCSSProps::kBoxPackKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetBoxSizing(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStylePosition()->mBoxSizing,
nsCSSProps::kBoxSizingKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderImage(nsIDOMCSSValue** aValue)
{
const nsStyleBorder* border = GetStyleBorder();
// none
if (!border->GetBorderImage()) {
nsROCSSPrimitiveValue *valNone = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(valNone, NS_ERROR_OUT_OF_MEMORY);
valNone->SetIdent(eCSSKeyword_none);
return CallQueryInterface(valNone, aValue);
}
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
// uri
nsROCSSPrimitiveValue *valURI = GetROCSSPrimitiveValue();
if (!valURI || !valueList->AppendCSSValue(valURI)) {
delete valURI;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
nsCOMPtr<nsIURI> uri;
border->GetBorderImage()->GetURI(getter_AddRefs(uri));
valURI->SetURI(uri);
// four split numbers
NS_FOR_CSS_SIDES(side) {
nsROCSSPrimitiveValue *valSplit = GetROCSSPrimitiveValue();
if (!valSplit || !valueList->AppendCSSValue(valSplit)) {
delete valSplit;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
SetValueToCoord(valSplit, border->mBorderImageSplit.Get(side), nsnull,
nsnull);
}
// copy of border-width
if (border->mHaveBorderImageWidth) {
nsROCSSPrimitiveValue *slash = GetROCSSPrimitiveValue();
if (!slash || !valueList->AppendCSSValue(slash)) {
delete slash;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
slash->SetString(NS_LITERAL_STRING("/"));
NS_FOR_CSS_SIDES(side) {
nsROCSSPrimitiveValue *borderWidth = GetROCSSPrimitiveValue();
if (!borderWidth || !valueList->AppendCSSValue(borderWidth)) {
delete borderWidth;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
nscoord width = GetStyleBorder()->mBorderImageWidth.side(side);
borderWidth->SetAppUnits(width);
}
}
// first keyword
nsROCSSPrimitiveValue *keyword = GetROCSSPrimitiveValue();
if (!keyword || !valueList->AppendCSSValue(keyword)) {
delete keyword;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
keyword->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleBorder()->mBorderImageHFill,
nsCSSProps::kBorderImageKTable));
// second keyword
nsROCSSPrimitiveValue *keyword2 = GetROCSSPrimitiveValue();
if (!keyword2 || !valueList->AppendCSSValue(keyword2)) {
delete keyword2;
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
keyword2->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleBorder()->mBorderImageVFill,
nsCSSProps::kBorderImageKTable));
return CallQueryInterface(valueList, aValue);
}
nsresult
nsComputedDOMStyle::GetFloatEdge(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleBorder()->mFloatEdge,
nsCSSProps::kFloatEdgeKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetForceBrokenImageIcon(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetNumber(GetStyleUIReset()->mForceBrokenImageIcon);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetIMEMode(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleUIReset()->mIMEMode,
nsCSSProps::kIMEModeKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetUserFocus(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleUserInterface()->mUserFocus,
nsCSSProps::kUserFocusKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetUserInput(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleUserInterface()->mUserInput,
nsCSSProps::kUserInputKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetUserModify(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleUserInterface()->mUserModify,
nsCSSProps::kUserModifyKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetUserSelect(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleUIReset()->mUserSelect,
nsCSSProps::kUserSelectKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetDisplay(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(nsCSSProps::ValueToKeywordEnum(GetStyleDisplay()->mDisplay,
nsCSSProps::kDisplayKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetPosition(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(nsCSSProps::ValueToKeywordEnum(GetStyleDisplay()->mPosition,
nsCSSProps::kPositionKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetClip(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleDisplay* display = GetStyleDisplay();
nsresult rv = NS_OK;
nsROCSSPrimitiveValue *topVal = nsnull;
nsROCSSPrimitiveValue *rightVal = nsnull;
nsROCSSPrimitiveValue *bottomVal = nsnull;
nsROCSSPrimitiveValue *leftVal = nsnull;
if (display->mClipFlags == NS_STYLE_CLIP_AUTO) {
val->SetIdent(eCSSKeyword_auto);
} else {
// create the cssvalues for the sides, stick them in the rect object
topVal = GetROCSSPrimitiveValue();
rightVal = GetROCSSPrimitiveValue();
bottomVal = GetROCSSPrimitiveValue();
leftVal = GetROCSSPrimitiveValue();
if (topVal && rightVal && bottomVal && leftVal) {
nsDOMCSSRect * domRect = new nsDOMCSSRect(topVal, rightVal,
bottomVal, leftVal);
if (domRect) {
if (display->mClipFlags & NS_STYLE_CLIP_TOP_AUTO) {
topVal->SetIdent(eCSSKeyword_auto);
} else {
topVal->SetAppUnits(display->mClip.y);
}
if (display->mClipFlags & NS_STYLE_CLIP_RIGHT_AUTO) {
rightVal->SetIdent(eCSSKeyword_auto);
} else {
rightVal->SetAppUnits(display->mClip.width + display->mClip.x);
}
if (display->mClipFlags & NS_STYLE_CLIP_BOTTOM_AUTO) {
bottomVal->SetIdent(eCSSKeyword_auto);
} else {
bottomVal->SetAppUnits(display->mClip.height + display->mClip.y);
}
if (display->mClipFlags & NS_STYLE_CLIP_LEFT_AUTO) {
leftVal->SetIdent(eCSSKeyword_auto);
} else {
leftVal->SetAppUnits(display->mClip.x);
}
val->SetRect(domRect);
} else {
rv = NS_ERROR_OUT_OF_MEMORY;
}
} else {
rv = NS_ERROR_OUT_OF_MEMORY;
}
}
if (NS_FAILED(rv)) {
delete topVal;
delete rightVal;
delete bottomVal;
delete leftVal;
delete val;
return rv;
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetOverflow(nsIDOMCSSValue** aValue)
{
const nsStyleDisplay* display = GetStyleDisplay();
if (display->mOverflowX != display->mOverflowY) {
// No value to return. We can't express this combination of
// values as a shorthand.
*aValue = nsnull;
return NS_OK;
}
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(nsCSSProps::ValueToKeywordEnum(display->mOverflowX,
nsCSSProps::kOverflowKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetOverflowX(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleDisplay()->mOverflowX,
nsCSSProps::kOverflowSubKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetOverflowY(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleDisplay()->mOverflowY,
nsCSSProps::kOverflowSubKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetPageBreakAfter(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleDisplay *display = GetStyleDisplay();
if (display->mBreakAfter) {
val->SetIdent(eCSSKeyword_always);
} else {
val->SetIdent(eCSSKeyword_auto);
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetPageBreakBefore(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleDisplay *display = GetStyleDisplay();
if (display->mBreakBefore) {
val->SetIdent(eCSSKeyword_always);
} else {
val->SetIdent(eCSSKeyword_auto);
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetHeight(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
PRBool calcHeight = PR_FALSE;
if (mInnerFrame) {
calcHeight = PR_TRUE;
const nsStyleDisplay* displayData = GetStyleDisplay();
if (displayData->mDisplay == NS_STYLE_DISPLAY_INLINE &&
!(mInnerFrame->IsFrameOfType(nsIFrame::eReplaced))) {
calcHeight = PR_FALSE;
}
}
if (calcHeight) {
AssertFlushedPendingReflows();
val->SetAppUnits(mInnerFrame->GetContentRect().height);
} else {
const nsStylePosition *positionData = GetStylePosition();
nscoord minHeight =
StyleCoordToNSCoord(positionData->mMinHeight,
&nsComputedDOMStyle::GetCBContentHeight, 0);
nscoord maxHeight =
StyleCoordToNSCoord(positionData->mMaxHeight,
&nsComputedDOMStyle::GetCBContentHeight,
nscoord_MAX);
SetValueToCoord(val, positionData->mHeight, nsnull, nsnull,
minHeight, maxHeight);
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetWidth(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
PRBool calcWidth = PR_FALSE;
if (mInnerFrame) {
calcWidth = PR_TRUE;
const nsStyleDisplay *displayData = GetStyleDisplay();
if (displayData->mDisplay == NS_STYLE_DISPLAY_INLINE &&
!(mInnerFrame->IsFrameOfType(nsIFrame::eReplaced))) {
calcWidth = PR_FALSE;
}
}
if (calcWidth) {
AssertFlushedPendingReflows();
val->SetAppUnits(mInnerFrame->GetContentRect().width);
} else {
const nsStylePosition *positionData = GetStylePosition();
nscoord minWidth =
StyleCoordToNSCoord(positionData->mMinWidth,
&nsComputedDOMStyle::GetCBContentWidth, 0);
nscoord maxWidth =
StyleCoordToNSCoord(positionData->mMaxWidth,
&nsComputedDOMStyle::GetCBContentWidth,
nscoord_MAX);
SetValueToCoord(val, positionData->mWidth, nsnull,
nsCSSProps::kWidthKTable, minWidth, maxWidth);
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetMaxHeight(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
SetValueToCoord(val, GetStylePosition()->mMaxHeight,
&nsComputedDOMStyle::GetCBContentHeight);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetMaxWidth(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
SetValueToCoord(val, GetStylePosition()->mMaxWidth,
&nsComputedDOMStyle::GetCBContentWidth,
nsCSSProps::kWidthKTable);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetMinHeight(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
SetValueToCoord(val, GetStylePosition()->mMinHeight,
&nsComputedDOMStyle::GetCBContentHeight);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetMinWidth(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
SetValueToCoord(val, GetStylePosition()->mMinWidth,
&nsComputedDOMStyle::GetCBContentWidth,
nsCSSProps::kWidthKTable);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetLeft(nsIDOMCSSValue** aValue)
{
return GetOffsetWidthFor(NS_SIDE_LEFT, aValue);
}
nsresult
nsComputedDOMStyle::GetRight(nsIDOMCSSValue** aValue)
{
return GetOffsetWidthFor(NS_SIDE_RIGHT, aValue);
}
nsresult
nsComputedDOMStyle::GetTop(nsIDOMCSSValue** aValue)
{
return GetOffsetWidthFor(NS_SIDE_TOP, aValue);
}
nsROCSSPrimitiveValue*
nsComputedDOMStyle::GetROCSSPrimitiveValue()
{
nsROCSSPrimitiveValue *primitiveValue = new nsROCSSPrimitiveValue(mAppUnitsPerInch);
NS_ASSERTION(primitiveValue != 0, "ran out of memory");
return primitiveValue;
}
nsDOMCSSValueList*
nsComputedDOMStyle::GetROCSSValueList(PRBool aCommaDelimited)
{
nsDOMCSSValueList *valueList = new nsDOMCSSValueList(aCommaDelimited,
PR_TRUE);
NS_ASSERTION(valueList != 0, "ran out of memory");
return valueList;
}
nsresult
nsComputedDOMStyle::GetOffsetWidthFor(PRUint8 aSide, nsIDOMCSSValue** aValue)
{
const nsStyleDisplay* display = GetStyleDisplay();
AssertFlushedPendingReflows();
nsresult rv = NS_OK;
switch (display->mPosition) {
case NS_STYLE_POSITION_STATIC:
rv = GetStaticOffset(aSide, aValue);
break;
case NS_STYLE_POSITION_RELATIVE:
rv = GetRelativeOffset(aSide, aValue);
break;
case NS_STYLE_POSITION_ABSOLUTE:
case NS_STYLE_POSITION_FIXED:
rv = GetAbsoluteOffset(aSide, aValue);
break;
default:
NS_ERROR("Invalid position");
break;
}
return rv;
}
nsresult
nsComputedDOMStyle::GetAbsoluteOffset(PRUint8 aSide, nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
nsIFrame* container = GetContainingBlockFor(mOuterFrame);
if (container) {
nsMargin margin = mOuterFrame->GetUsedMargin();
nsMargin border = container->GetUsedBorder();
nsMargin scrollbarSizes(0, 0, 0, 0);
nsRect rect = mOuterFrame->GetRect();
nsRect containerRect = container->GetRect();
if (container->GetType() == nsGkAtoms::viewportFrame) {
// For absolutely positioned frames scrollbars are taken into
// account by virtue of getting a containing block that does
// _not_ include the scrollbars. For fixed positioned frames,
// the containing block is the viewport, which _does_ include
// scrollbars. We have to do some extra work.
// the first child in the default frame list is what we want
nsIFrame* scrollingChild = container->GetFirstChild(nsnull);
nsIScrollableFrame *scrollFrame = do_QueryFrame(scrollingChild);
if (scrollFrame) {
scrollbarSizes = scrollFrame->GetActualScrollbarSizes();
}
}
nscoord offset = 0;
switch (aSide) {
case NS_SIDE_TOP:
offset = rect.y - margin.top - border.top - scrollbarSizes.top;
break;
case NS_SIDE_RIGHT:
offset = containerRect.width - rect.width -
rect.x - margin.right - border.right - scrollbarSizes.right;
break;
case NS_SIDE_BOTTOM:
offset = containerRect.height - rect.height -
rect.y - margin.bottom - border.bottom - scrollbarSizes.bottom;
break;
case NS_SIDE_LEFT:
offset = rect.x - margin.left - border.left - scrollbarSizes.left;
break;
default:
NS_ERROR("Invalid side");
break;
}
val->SetAppUnits(offset);
} else {
// XXX no frame. This property makes no sense
val->SetAppUnits(0);
}
return CallQueryInterface(val, aValue);
}
#if (NS_SIDE_TOP == 0) && (NS_SIDE_RIGHT == 1) && (NS_SIDE_BOTTOM == 2) && (NS_SIDE_LEFT == 3)
#define NS_OPPOSITE_SIDE(s_) (((s_) + 2) & 3)
#else
#error "Somebody changed the side constants."
#endif
nsresult
nsComputedDOMStyle::GetRelativeOffset(PRUint8 aSide, nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStylePosition* positionData = GetStylePosition();
PRInt32 sign = 1;
nsStyleCoord coord = positionData->mOffset.Get(aSide);
NS_ASSERTION(coord.GetUnit() == eStyleUnit_Coord ||
coord.GetUnit() == eStyleUnit_Percent ||
coord.GetUnit() == eStyleUnit_Auto,
"Unexpected unit");
if (coord.GetUnit() == eStyleUnit_Auto) {
coord = positionData->mOffset.Get(NS_OPPOSITE_SIDE(aSide));
sign = -1;
}
PercentageBaseGetter baseGetter;
if (aSide == NS_SIDE_LEFT || aSide == NS_SIDE_RIGHT) {
baseGetter = &nsComputedDOMStyle::GetCBContentWidth;
} else {
baseGetter = &nsComputedDOMStyle::GetCBContentHeight;
}
val->SetAppUnits(sign * StyleCoordToNSCoord(coord, baseGetter, 0));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetStaticOffset(PRUint8 aSide, nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
SetValueToCoord(val, GetStylePosition()->mOffset.Get(aSide));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetPaddingWidthFor(PRUint8 aSide, nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
if (!mInnerFrame) {
SetValueToCoord(val, GetStylePadding()->mPadding.Get(aSide));
} else {
AssertFlushedPendingReflows();
val->SetAppUnits(mInnerFrame->GetUsedPadding().side(aSide));
}
return CallQueryInterface(val, aValue);
}
PRBool
nsComputedDOMStyle::GetLineHeightCoord(nscoord& aCoord)
{
AssertFlushedPendingReflows();
nscoord blockHeight = NS_AUTOHEIGHT;
if (GetStyleText()->mLineHeight.GetUnit() == eStyleUnit_Enumerated) {
if (!mInnerFrame)
return PR_FALSE;
if (mInnerFrame->IsContainingBlock()) {
blockHeight = mInnerFrame->GetContentRect().height;
} else {
GetCBContentHeight(blockHeight);
}
}
aCoord = nsHTMLReflowState::CalcLineHeight(mStyleContextHolder,
blockHeight);
// CalcLineHeight uses font->mFont.size, but we want to use
// font->mSize as the font size. Adjust for that. Also adjust for
// the text zoom, if any.
const nsStyleFont* font = GetStyleFont();
aCoord = NSToCoordRound((float(aCoord) *
(float(font->mSize) / float(font->mFont.size))) /
mPresShell->GetPresContext()->TextZoom());
return PR_TRUE;
}
nsresult
nsComputedDOMStyle::GetBorderColorsFor(PRUint8 aSide, nsIDOMCSSValue** aValue)
{
const nsStyleBorder *border = GetStyleBorder();
if (border->mBorderColors) {
nsBorderColors* borderColors = border->mBorderColors[aSide];
if (borderColors) {
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
do {
nsROCSSPrimitiveValue *primitive = GetROCSSPrimitiveValue();
if (!primitive) {
delete valueList;
return NS_ERROR_OUT_OF_MEMORY;
}
nsresult rv = SetToRGBAColor(primitive, borderColors->mColor);
if (NS_FAILED(rv)) {
delete valueList;
delete primitive;
return rv;
}
PRBool success = valueList->AppendCSSValue(primitive);
if (!success) {
delete valueList;
delete primitive;
return NS_ERROR_OUT_OF_MEMORY;
}
borderColors = borderColors->mNext;
} while (borderColors);
return CallQueryInterface(valueList, aValue);
}
}
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(eCSSKeyword_none);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderWidthFor(PRUint8 aSide, nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
nscoord width;
if (mInnerFrame) {
AssertFlushedPendingReflows();
width = mInnerFrame->GetUsedBorder().side(aSide);
} else {
width = GetStyleBorder()->GetActualBorderWidth(aSide);
}
val->SetAppUnits(width);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderColorFor(PRUint8 aSide, nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
nscolor color;
PRBool foreground;
GetStyleBorder()->GetBorderColor(aSide, color, foreground);
if (foreground) {
color = GetStyleColor()->mColor;
}
nsresult rv = SetToRGBAColor(val, color);
if (NS_FAILED(rv)) {
delete val;
return rv;
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetMarginWidthFor(PRUint8 aSide, nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
if (!mInnerFrame) {
SetValueToCoord(val, GetStyleMargin()->mMargin.Get(aSide));
} else {
AssertFlushedPendingReflows();
val->SetAppUnits(mInnerFrame->GetUsedMargin().side(aSide));
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetBorderStyleFor(PRUint8 aSide, nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleBorder()->GetBorderStyle(aSide),
nsCSSProps::kBorderStyleKTable));
return CallQueryInterface(val, aValue);
}
void
nsComputedDOMStyle::SetValueToCoord(nsROCSSPrimitiveValue* aValue,
const nsStyleCoord& aCoord,
PercentageBaseGetter aPercentageBaseGetter,
const PRInt32 aTable[],
nscoord aMinAppUnits,
nscoord aMaxAppUnits)
{
NS_PRECONDITION(aValue, "Must have a value to work with");
switch (aCoord.GetUnit()) {
case eStyleUnit_Normal:
aValue->SetIdent(eCSSKeyword_normal);
break;
case eStyleUnit_Auto:
aValue->SetIdent(eCSSKeyword_auto);
break;
case eStyleUnit_Percent:
{
nscoord percentageBase;
if (aPercentageBaseGetter &&
(this->*aPercentageBaseGetter)(percentageBase)) {
nscoord val = nscoord(aCoord.GetPercentValue() * percentageBase);
aValue->SetAppUnits(NS_MAX(aMinAppUnits, NS_MIN(val, aMaxAppUnits)));
} else {
aValue->SetPercent(aCoord.GetPercentValue());
}
}
break;
case eStyleUnit_Factor:
aValue->SetNumber(aCoord.GetFactorValue());
break;
case eStyleUnit_Coord:
{
nscoord val = aCoord.GetCoordValue();
aValue->SetAppUnits(NS_MAX(aMinAppUnits, NS_MIN(val, aMaxAppUnits)));
}
break;
case eStyleUnit_Integer:
aValue->SetNumber(aCoord.GetIntValue());
break;
case eStyleUnit_Enumerated:
NS_ASSERTION(aTable, "Must have table to handle this case");
aValue->SetIdent(nsCSSProps::ValueToKeywordEnum(aCoord.GetIntValue(),
aTable));
break;
case eStyleUnit_None:
aValue->SetIdent(eCSSKeyword_none);
break;
default:
NS_ERROR("Can't handle this unit");
break;
}
}
nscoord
nsComputedDOMStyle::StyleCoordToNSCoord(const nsStyleCoord& aCoord,
PercentageBaseGetter aPercentageBaseGetter,
nscoord aDefaultValue)
{
NS_PRECONDITION(aPercentageBaseGetter, "Must have a percentage base getter");
switch (aCoord.GetUnit()) {
case eStyleUnit_Coord:
return aCoord.GetCoordValue();
case eStyleUnit_Percent:
{
nscoord percentageBase;
if ((this->*aPercentageBaseGetter)(percentageBase)) {
return nscoord(aCoord.GetPercentValue() * percentageBase);
}
}
// Fall through to returning aDefaultValue if we have no percentage base.
default:
break;
}
return aDefaultValue;
}
PRBool
nsComputedDOMStyle::GetCBContentWidth(nscoord& aWidth)
{
if (!mOuterFrame) {
return PR_FALSE;
}
nsIFrame* container = GetContainingBlockFor(mOuterFrame);
if (!container) {
return PR_FALSE;
}
AssertFlushedPendingReflows();
aWidth = container->GetContentRect().width;
return PR_TRUE;
}
PRBool
nsComputedDOMStyle::GetCBContentHeight(nscoord& aHeight)
{
if (!mOuterFrame) {
return PR_FALSE;
}
nsIFrame* container = GetContainingBlockFor(mOuterFrame);
if (!container) {
return PR_FALSE;
}
AssertFlushedPendingReflows();
aHeight = container->GetContentRect().height;
return PR_TRUE;
}
PRBool
nsComputedDOMStyle::GetFrameBorderRectWidth(nscoord& aWidth)
{
if (!mInnerFrame) {
return PR_FALSE;
}
AssertFlushedPendingReflows();
aWidth = mInnerFrame->GetSize().width;
return PR_TRUE;
}
PRBool
nsComputedDOMStyle::GetFrameBoundsWidthForTransform(nscoord& aWidth)
{
// We need a frame to work with.
if (!mInnerFrame) {
return PR_FALSE;
}
AssertFlushedPendingReflows();
// Check to see that we're transformed.
if (!mInnerFrame->GetStyleDisplay()->HasTransform())
return PR_FALSE;
aWidth = nsDisplayTransform::GetFrameBoundsForTransform(mInnerFrame).width;
return PR_TRUE;
}
PRBool
nsComputedDOMStyle::GetFrameBoundsHeightForTransform(nscoord& aHeight)
{
// We need a frame to work with.
if (!mInnerFrame) {
return PR_FALSE;
}
AssertFlushedPendingReflows();
// Check to see that we're transformed.
if (!mInnerFrame->GetStyleDisplay()->HasTransform())
return PR_FALSE;
aHeight = nsDisplayTransform::GetFrameBoundsForTransform(mInnerFrame).height;
return PR_TRUE;
}
nsresult
nsComputedDOMStyle::GetSVGPaintFor(PRBool aFill,
nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleSVG* svg = GetStyleSVG();
const nsStyleSVGPaint* paint = nsnull;
if (aFill)
paint = &svg->mFill;
else
paint = &svg->mStroke;
nsAutoString paintString;
switch (paint->mType) {
case eStyleSVGPaintType_None:
{
val->SetIdent(eCSSKeyword_none);
break;
}
case eStyleSVGPaintType_Color:
{
nsresult rv = SetToRGBAColor(val, paint->mPaint.mColor);
if (NS_FAILED(rv)) {
delete val;
return rv;
}
break;
}
case eStyleSVGPaintType_Server:
{
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
if (!valueList->AppendCSSValue(val)) {
delete valueList;
delete val;
return NS_ERROR_OUT_OF_MEMORY;
}
nsROCSSPrimitiveValue* fallback = GetROCSSPrimitiveValue();
if (!fallback || !valueList->AppendCSSValue(fallback)) {
delete valueList;
delete fallback;
return NS_ERROR_OUT_OF_MEMORY;
}
val->SetURI(paint->mPaint.mPaintServer);
nsresult rv = SetToRGBAColor(fallback, paint->mFallbackColor);
if (NS_FAILED(rv)) {
delete valueList;
return rv;
}
return CallQueryInterface(valueList, aValue);
}
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetFill(nsIDOMCSSValue** aValue)
{
return GetSVGPaintFor(PR_TRUE, aValue);
}
nsresult
nsComputedDOMStyle::GetStroke(nsIDOMCSSValue** aValue)
{
return GetSVGPaintFor(PR_FALSE, aValue);
}
nsresult
nsComputedDOMStyle::GetMarkerEnd(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleSVG* svg = GetStyleSVG();
if (svg->mMarkerEnd)
val->SetURI(svg->mMarkerEnd);
else
val->SetIdent(eCSSKeyword_none);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetMarkerMid(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleSVG* svg = GetStyleSVG();
if (svg->mMarkerMid)
val->SetURI(svg->mMarkerMid);
else
val->SetIdent(eCSSKeyword_none);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetMarkerStart(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleSVG* svg = GetStyleSVG();
if (svg->mMarkerStart)
val->SetURI(svg->mMarkerStart);
else
val->SetIdent(eCSSKeyword_none);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetStrokeDasharray(nsIDOMCSSValue** aValue)
{
const nsStyleSVG* svg = GetStyleSVG();
if (!svg->mStrokeDasharrayLength || !svg->mStrokeDasharray) {
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(eCSSKeyword_none);
return CallQueryInterface(val, aValue);
}
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_TRUE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
for (PRUint32 i = 0; i < svg->mStrokeDasharrayLength; i++) {
nsROCSSPrimitiveValue* dash = GetROCSSPrimitiveValue();
if (!dash || !valueList->AppendCSSValue(dash)) {
delete valueList;
delete dash;
return NS_ERROR_OUT_OF_MEMORY;
}
SetValueToCoord(dash, svg->mStrokeDasharray[i]);
}
return CallQueryInterface(valueList, aValue);
}
nsresult
nsComputedDOMStyle::GetStrokeDashoffset(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
SetValueToCoord(val, GetStyleSVG()->mStrokeDashoffset);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetStrokeWidth(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
SetValueToCoord(val, GetStyleSVG()->mStrokeWidth);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetFillOpacity(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetNumber(GetStyleSVG()->mFillOpacity);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetFloodOpacity(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetNumber(GetStyleSVGReset()->mFloodOpacity);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetStopOpacity(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetNumber(GetStyleSVGReset()->mStopOpacity);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetStrokeMiterlimit(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetNumber(GetStyleSVG()->mStrokeMiterlimit);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetStrokeOpacity(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetNumber(GetStyleSVG()->mStrokeOpacity);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetClipRule(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(nsCSSProps::ValueToKeywordEnum(
GetStyleSVG()->mClipRule, nsCSSProps::kFillRuleKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetFillRule(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(nsCSSProps::ValueToKeywordEnum(
GetStyleSVG()->mFillRule, nsCSSProps::kFillRuleKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetStrokeLinecap(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleSVG()->mStrokeLinecap,
nsCSSProps::kStrokeLinecapKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetStrokeLinejoin(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleSVG()->mStrokeLinejoin,
nsCSSProps::kStrokeLinejoinKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetTextAnchor(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleSVG()->mTextAnchor,
nsCSSProps::kTextAnchorKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetColorInterpolation(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleSVG()->mColorInterpolation,
nsCSSProps::kColorInterpolationKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetColorInterpolationFilters(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleSVG()->mColorInterpolationFilters,
nsCSSProps::kColorInterpolationKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetDominantBaseline(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleSVGReset()->mDominantBaseline,
nsCSSProps::kDominantBaselineKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetImageRendering(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleSVG()->mImageRendering,
nsCSSProps::kImageRenderingKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetShapeRendering(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleSVG()->mShapeRendering,
nsCSSProps::kShapeRenderingKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetTextRendering(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
val->SetIdent(
nsCSSProps::ValueToKeywordEnum(GetStyleSVG()->mTextRendering,
nsCSSProps::kTextRenderingKTable));
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetFloodColor(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
nsresult rv = SetToRGBAColor(val, GetStyleSVGReset()->mFloodColor);
if (NS_FAILED(rv)) {
delete val;
return rv;
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetLightingColor(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
nsresult rv = SetToRGBAColor(val, GetStyleSVGReset()->mLightingColor);
if (NS_FAILED(rv)) {
delete val;
return rv;
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetStopColor(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
nsresult rv = SetToRGBAColor(val, GetStyleSVGReset()->mStopColor);
if (NS_FAILED(rv)) {
delete val;
return rv;
}
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetClipPath(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleSVGReset* svg = GetStyleSVGReset();
if (svg->mClipPath)
val->SetURI(svg->mClipPath);
else
val->SetIdent(eCSSKeyword_none);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetFilter(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleSVGReset* svg = GetStyleSVGReset();
if (svg->mFilter)
val->SetURI(svg->mFilter);
else
val->SetIdent(eCSSKeyword_none);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetMask(nsIDOMCSSValue** aValue)
{
nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue();
NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY);
const nsStyleSVGReset* svg = GetStyleSVGReset();
if (svg->mMask)
val->SetURI(svg->mMask);
else
val->SetIdent(eCSSKeyword_none);
return CallQueryInterface(val, aValue);
}
nsresult
nsComputedDOMStyle::GetTransitionDelay(nsIDOMCSSValue** aValue)
{
const nsStyleDisplay* display = GetStyleDisplay();
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_TRUE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
NS_ABORT_IF_FALSE(display->mTransitionDelayCount > 0,
"first item must be explicit");
PRUint32 i = 0;
do {
const nsTransition *transition = &display->mTransitions[i];
nsROCSSPrimitiveValue* delay = GetROCSSPrimitiveValue();
if (!delay || !valueList->AppendCSSValue(delay)) {
delete valueList;
delete delay;
return NS_ERROR_OUT_OF_MEMORY;
}
delay->SetTime((float)transition->GetDelay() / (float)PR_MSEC_PER_SEC);
} while (++i < display->mTransitionDelayCount);
return CallQueryInterface(valueList, aValue);
}
nsresult
nsComputedDOMStyle::GetTransitionDuration(nsIDOMCSSValue** aValue)
{
const nsStyleDisplay* display = GetStyleDisplay();
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_TRUE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
NS_ABORT_IF_FALSE(display->mTransitionDurationCount > 0,
"first item must be explicit");
PRUint32 i = 0;
do {
const nsTransition *transition = &display->mTransitions[i];
nsROCSSPrimitiveValue* duration = GetROCSSPrimitiveValue();
if (!duration || !valueList->AppendCSSValue(duration)) {
delete valueList;
delete duration;
return NS_ERROR_OUT_OF_MEMORY;
}
duration->SetTime((float)transition->GetDuration() / (float)PR_MSEC_PER_SEC);
} while (++i < display->mTransitionDurationCount);
return CallQueryInterface(valueList, aValue);
}
nsresult
nsComputedDOMStyle::GetTransitionProperty(nsIDOMCSSValue** aValue)
{
const nsStyleDisplay* display = GetStyleDisplay();
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_TRUE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
NS_ABORT_IF_FALSE(display->mTransitionPropertyCount > 0,
"first item must be explicit");
PRUint32 i = 0;
do {
const nsTransition *transition = &display->mTransitions[i];
nsROCSSPrimitiveValue* property = GetROCSSPrimitiveValue();
if (!property || !valueList->AppendCSSValue(property)) {
delete valueList;
delete property;
return NS_ERROR_OUT_OF_MEMORY;
}
nsCSSProperty cssprop = transition->GetProperty();
if (cssprop == eCSSPropertyExtra_all_properties)
property->SetIdent(eCSSKeyword_all);
else if (cssprop == eCSSPropertyExtra_no_properties)
property->SetIdent(eCSSKeyword_none);
else if (cssprop == eCSSProperty_UNKNOWN)
{
const char *str;
transition->GetUnknownProperty()->GetUTF8String(&str);
property->SetString(nsDependentCString(str)); // really want SetIdent
}
else
property->SetString(nsCSSProps::GetStringValue(cssprop));
} while (++i < display->mTransitionPropertyCount);
return CallQueryInterface(valueList, aValue);
}
nsresult
nsComputedDOMStyle::GetTransitionTimingFunction(nsIDOMCSSValue** aValue)
{
const nsStyleDisplay* display = GetStyleDisplay();
nsDOMCSSValueList *valueList = GetROCSSValueList(PR_TRUE);
NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY);
NS_ABORT_IF_FALSE(display->mTransitionTimingFunctionCount > 0,
"first item must be explicit");
PRUint32 i = 0;
do {
const nsTransition *transition = &display->mTransitions[i];
nsROCSSPrimitiveValue* timingFunction = GetROCSSPrimitiveValue();
if (!timingFunction || !valueList->AppendCSSValue(timingFunction)) {
delete valueList;
delete timingFunction;
return NS_ERROR_OUT_OF_MEMORY;
}
// set the value from the cubic-bezier control points
// (We could try to regenerate the keywords if we want.)
const nsTimingFunction& tf = transition->GetTimingFunction();
timingFunction->SetString(
nsPrintfCString(64, "cubic-bezier(%f, %f, %f, %f)",
tf.mX1, tf.mY1, tf.mX2, tf.mY2));
} while (++i < display->mTransitionTimingFunctionCount);
return CallQueryInterface(valueList, aValue);
}
#define COMPUTED_STYLE_MAP_ENTRY(_prop, _method) \
{ eCSSProperty_##_prop, &nsComputedDOMStyle::Get##_method, PR_FALSE }
#define COMPUTED_STYLE_MAP_ENTRY_LAYOUT(_prop, _method) \
{ eCSSProperty_##_prop, &nsComputedDOMStyle::Get##_method, PR_TRUE }
const nsComputedDOMStyle::ComputedStyleMapEntry*
nsComputedDOMStyle::GetQueryablePropertyMap(PRUint32* aLength)
{
/* ******************************************************************* *\
* Properties below are listed in alphabetical order. *
* Please keep them that way. *
* *
* Properties commented out with // are not yet implemented *
* Properties commented out with //// are shorthands and not queryable *
\* ******************************************************************* */
static
#ifndef XP_MACOSX
// XXX If this actually fixes the bustage, replace this with an
// autoconf test.
const
#endif
ComputedStyleMapEntry map[] = {
/* ****************************** *\
* Implementations of CSS2 styles *
\* ****************************** */
// COMPUTED_STYLE_MAP_ENTRY(azimuth, Azimuth),
//// COMPUTED_STYLE_MAP_ENTRY(background, Background),
COMPUTED_STYLE_MAP_ENTRY(background_attachment, BackgroundAttachment),
COMPUTED_STYLE_MAP_ENTRY(background_color, BackgroundColor),
COMPUTED_STYLE_MAP_ENTRY(background_image, BackgroundImage),
COMPUTED_STYLE_MAP_ENTRY(background_position, BackgroundPosition),
COMPUTED_STYLE_MAP_ENTRY(background_repeat, BackgroundRepeat),
//// COMPUTED_STYLE_MAP_ENTRY(border, Border),
//// COMPUTED_STYLE_MAP_ENTRY(border_bottom, BorderBottom),
COMPUTED_STYLE_MAP_ENTRY(border_bottom_color, BorderBottomColor),
COMPUTED_STYLE_MAP_ENTRY(border_bottom_style, BorderBottomStyle),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(border_bottom_width, BorderBottomWidth),
COMPUTED_STYLE_MAP_ENTRY(border_collapse, BorderCollapse),
//// COMPUTED_STYLE_MAP_ENTRY(border_color, BorderColor),
//// COMPUTED_STYLE_MAP_ENTRY(border_left, BorderLeft),
COMPUTED_STYLE_MAP_ENTRY(border_left_color, BorderLeftColor),
COMPUTED_STYLE_MAP_ENTRY(border_left_style, BorderLeftStyle),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(border_left_width, BorderLeftWidth),
//// COMPUTED_STYLE_MAP_ENTRY(border_right, BorderRight),
COMPUTED_STYLE_MAP_ENTRY(border_right_color, BorderRightColor),
COMPUTED_STYLE_MAP_ENTRY(border_right_style, BorderRightStyle),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(border_right_width, BorderRightWidth),
COMPUTED_STYLE_MAP_ENTRY(border_spacing, BorderSpacing),
//// COMPUTED_STYLE_MAP_ENTRY(border_style, BorderStyle),
//// COMPUTED_STYLE_MAP_ENTRY(border_top, BorderTop),
COMPUTED_STYLE_MAP_ENTRY(border_top_color, BorderTopColor),
COMPUTED_STYLE_MAP_ENTRY(border_top_style, BorderTopStyle),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(border_top_width, BorderTopWidth),
//// COMPUTED_STYLE_MAP_ENTRY(border_width, BorderWidth),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(bottom, Bottom),
COMPUTED_STYLE_MAP_ENTRY(caption_side, CaptionSide),
COMPUTED_STYLE_MAP_ENTRY(clear, Clear),
COMPUTED_STYLE_MAP_ENTRY(clip, Clip),
COMPUTED_STYLE_MAP_ENTRY(color, Color),
COMPUTED_STYLE_MAP_ENTRY(content, Content),
COMPUTED_STYLE_MAP_ENTRY(counter_increment, CounterIncrement),
COMPUTED_STYLE_MAP_ENTRY(counter_reset, CounterReset),
//// COMPUTED_STYLE_MAP_ENTRY(cue, Cue),
// COMPUTED_STYLE_MAP_ENTRY(cue_after, CueAfter),
// COMPUTED_STYLE_MAP_ENTRY(cue_before, CueBefore),
COMPUTED_STYLE_MAP_ENTRY(cursor, Cursor),
COMPUTED_STYLE_MAP_ENTRY(direction, Direction),
COMPUTED_STYLE_MAP_ENTRY(display, Display),
// COMPUTED_STYLE_MAP_ENTRY(elevation, Elevation),
COMPUTED_STYLE_MAP_ENTRY(empty_cells, EmptyCells),
COMPUTED_STYLE_MAP_ENTRY(float, CssFloat),
//// COMPUTED_STYLE_MAP_ENTRY(font, Font),
COMPUTED_STYLE_MAP_ENTRY(font_family, FontFamily),
COMPUTED_STYLE_MAP_ENTRY(font_size, FontSize),
COMPUTED_STYLE_MAP_ENTRY(font_size_adjust, FontSizeAdjust),
COMPUTED_STYLE_MAP_ENTRY(font_stretch, FontStretch),
COMPUTED_STYLE_MAP_ENTRY(font_style, FontStyle),
COMPUTED_STYLE_MAP_ENTRY(font_variant, FontVariant),
COMPUTED_STYLE_MAP_ENTRY(font_weight, FontWeight),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(height, Height),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(left, Left),
COMPUTED_STYLE_MAP_ENTRY(letter_spacing, LetterSpacing),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(line_height, LineHeight),
//// COMPUTED_STYLE_MAP_ENTRY(list_style, ListStyle),
COMPUTED_STYLE_MAP_ENTRY(list_style_image, ListStyleImage),
COMPUTED_STYLE_MAP_ENTRY(list_style_position, ListStylePosition),
COMPUTED_STYLE_MAP_ENTRY(list_style_type, ListStyleType),
//// COMPUTED_STYLE_MAP_ENTRY(margin, Margin),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(margin_bottom, MarginBottomWidth),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(margin_left, MarginLeftWidth),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(margin_right, MarginRightWidth),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(margin_top, MarginTopWidth),
COMPUTED_STYLE_MAP_ENTRY(marker_offset, MarkerOffset),
// COMPUTED_STYLE_MAP_ENTRY(marks, Marks),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(max_height, MaxHeight),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(max_width, MaxWidth),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(min_height, MinHeight),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(min_width, MinWidth),
COMPUTED_STYLE_MAP_ENTRY(ime_mode, IMEMode),
COMPUTED_STYLE_MAP_ENTRY(opacity, Opacity),
// COMPUTED_STYLE_MAP_ENTRY(orphans, Orphans),
//// COMPUTED_STYLE_MAP_ENTRY(outline, Outline),
COMPUTED_STYLE_MAP_ENTRY(outline_color, OutlineColor),
COMPUTED_STYLE_MAP_ENTRY(outline_style, OutlineStyle),
COMPUTED_STYLE_MAP_ENTRY(outline_width, OutlineWidth),
COMPUTED_STYLE_MAP_ENTRY(outline_offset, OutlineOffset),
COMPUTED_STYLE_MAP_ENTRY(overflow, Overflow),
COMPUTED_STYLE_MAP_ENTRY(overflow_x, OverflowX),
COMPUTED_STYLE_MAP_ENTRY(overflow_y, OverflowY),
//// COMPUTED_STYLE_MAP_ENTRY(padding, Padding),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(padding_bottom, PaddingBottom),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(padding_left, PaddingLeft),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(padding_right, PaddingRight),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(padding_top, PaddingTop),
// COMPUTED_STYLE_MAP_ENTRY(page, Page),
COMPUTED_STYLE_MAP_ENTRY(page_break_after, PageBreakAfter),
COMPUTED_STYLE_MAP_ENTRY(page_break_before, PageBreakBefore),
// COMPUTED_STYLE_MAP_ENTRY(page_break_inside, PageBreakInside),
//// COMPUTED_STYLE_MAP_ENTRY(pause, Pause),
// COMPUTED_STYLE_MAP_ENTRY(pause_after, PauseAfter),
// COMPUTED_STYLE_MAP_ENTRY(pause_before, PauseBefore),
// COMPUTED_STYLE_MAP_ENTRY(pitch, Pitch),
// COMPUTED_STYLE_MAP_ENTRY(pitch_range, PitchRange),
COMPUTED_STYLE_MAP_ENTRY(pointer_events, PointerEvents),
COMPUTED_STYLE_MAP_ENTRY(position, Position),
COMPUTED_STYLE_MAP_ENTRY(quotes, Quotes),
// COMPUTED_STYLE_MAP_ENTRY(richness, Richness),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(right, Right),
//// COMPUTED_STYLE_MAP_ENTRY(size, Size),
// COMPUTED_STYLE_MAP_ENTRY(speak, Speak),
// COMPUTED_STYLE_MAP_ENTRY(speak_header, SpeakHeader),
// COMPUTED_STYLE_MAP_ENTRY(speak_numeral, SpeakNumeral),
// COMPUTED_STYLE_MAP_ENTRY(speak_punctuation, SpeakPunctuation),
// COMPUTED_STYLE_MAP_ENTRY(speech_rate, SpeechRate),
// COMPUTED_STYLE_MAP_ENTRY(stress, Stress),
COMPUTED_STYLE_MAP_ENTRY(table_layout, TableLayout),
COMPUTED_STYLE_MAP_ENTRY(text_align, TextAlign),
COMPUTED_STYLE_MAP_ENTRY(text_decoration, TextDecoration),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(text_indent, TextIndent),
COMPUTED_STYLE_MAP_ENTRY(text_shadow, TextShadow),
COMPUTED_STYLE_MAP_ENTRY(text_transform, TextTransform),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(top, Top),
COMPUTED_STYLE_MAP_ENTRY(unicode_bidi, UnicodeBidi),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(vertical_align, VerticalAlign),
COMPUTED_STYLE_MAP_ENTRY(visibility, Visibility),
// COMPUTED_STYLE_MAP_ENTRY(voice_family, VoiceFamily),
// COMPUTED_STYLE_MAP_ENTRY(volume, Volume),
COMPUTED_STYLE_MAP_ENTRY(white_space, WhiteSpace),
// COMPUTED_STYLE_MAP_ENTRY(widows, Widows),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(width, Width),
COMPUTED_STYLE_MAP_ENTRY(word_spacing, WordSpacing),
COMPUTED_STYLE_MAP_ENTRY(z_index, ZIndex),
/* ******************************* *\
* Implementations of -moz- styles *
\* ******************************* */
COMPUTED_STYLE_MAP_ENTRY(appearance, Appearance),
COMPUTED_STYLE_MAP_ENTRY(_moz_background_clip, BackgroundClip),
COMPUTED_STYLE_MAP_ENTRY(_moz_background_inline_policy, BackgroundInlinePolicy),
COMPUTED_STYLE_MAP_ENTRY(_moz_background_origin, BackgroundOrigin),
COMPUTED_STYLE_MAP_ENTRY(_moz_background_size, MozBackgroundSize),
COMPUTED_STYLE_MAP_ENTRY(binding, Binding),
COMPUTED_STYLE_MAP_ENTRY(border_bottom_colors, BorderBottomColors),
COMPUTED_STYLE_MAP_ENTRY(border_image, BorderImage),
COMPUTED_STYLE_MAP_ENTRY(border_left_colors, BorderLeftColors),
COMPUTED_STYLE_MAP_ENTRY(border_right_colors, BorderRightColors),
COMPUTED_STYLE_MAP_ENTRY(border_top_colors, BorderTopColors),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(_moz_border_radius_bottomLeft, BorderRadiusBottomLeft),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(_moz_border_radius_bottomRight,BorderRadiusBottomRight),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(_moz_border_radius_topLeft, BorderRadiusTopLeft),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(_moz_border_radius_topRight, BorderRadiusTopRight),
COMPUTED_STYLE_MAP_ENTRY(box_align, BoxAlign),
COMPUTED_STYLE_MAP_ENTRY(box_direction, BoxDirection),
COMPUTED_STYLE_MAP_ENTRY(box_flex, BoxFlex),
COMPUTED_STYLE_MAP_ENTRY(box_ordinal_group, BoxOrdinalGroup),
COMPUTED_STYLE_MAP_ENTRY(box_orient, BoxOrient),
COMPUTED_STYLE_MAP_ENTRY(box_pack, BoxPack),
COMPUTED_STYLE_MAP_ENTRY(box_shadow, BoxShadow),
COMPUTED_STYLE_MAP_ENTRY(box_sizing, BoxSizing),
COMPUTED_STYLE_MAP_ENTRY(_moz_column_count, ColumnCount),
COMPUTED_STYLE_MAP_ENTRY(_moz_column_width, ColumnWidth),
COMPUTED_STYLE_MAP_ENTRY(_moz_column_gap, ColumnGap),
//// COMPUTED_STYLE_MAP_ENTRY(_moz_column_rule, ColumnRule),
COMPUTED_STYLE_MAP_ENTRY(_moz_column_rule_color, ColumnRuleColor),
COMPUTED_STYLE_MAP_ENTRY(_moz_column_rule_width, ColumnRuleWidth),
COMPUTED_STYLE_MAP_ENTRY(_moz_column_rule_style, ColumnRuleStyle),
COMPUTED_STYLE_MAP_ENTRY(float_edge, FloatEdge),
COMPUTED_STYLE_MAP_ENTRY(force_broken_image_icon, ForceBrokenImageIcon),
COMPUTED_STYLE_MAP_ENTRY(image_region, ImageRegion),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(_moz_outline_radius_bottomLeft, OutlineRadiusBottomLeft),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(_moz_outline_radius_bottomRight,OutlineRadiusBottomRight),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(_moz_outline_radius_topLeft, OutlineRadiusTopLeft),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(_moz_outline_radius_topRight, OutlineRadiusTopRight),
COMPUTED_STYLE_MAP_ENTRY(stack_sizing, StackSizing),
COMPUTED_STYLE_MAP_ENTRY(_moz_tab_size, MozTabSize),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(_moz_transform, MozTransform),
COMPUTED_STYLE_MAP_ENTRY_LAYOUT(_moz_transform_origin, MozTransformOrigin),
COMPUTED_STYLE_MAP_ENTRY(user_focus, UserFocus),
COMPUTED_STYLE_MAP_ENTRY(user_input, UserInput),
COMPUTED_STYLE_MAP_ENTRY(user_modify, UserModify),
COMPUTED_STYLE_MAP_ENTRY(user_select, UserSelect),
COMPUTED_STYLE_MAP_ENTRY(transition_delay, TransitionDelay),
COMPUTED_STYLE_MAP_ENTRY(transition_duration, TransitionDuration),
COMPUTED_STYLE_MAP_ENTRY(transition_property, TransitionProperty),
COMPUTED_STYLE_MAP_ENTRY(transition_timing_function, TransitionTimingFunction),
COMPUTED_STYLE_MAP_ENTRY(_moz_window_shadow, WindowShadow),
COMPUTED_STYLE_MAP_ENTRY(word_wrap, WordWrap),
COMPUTED_STYLE_MAP_ENTRY(clip_path, ClipPath),
COMPUTED_STYLE_MAP_ENTRY(clip_rule, ClipRule),
COMPUTED_STYLE_MAP_ENTRY(color_interpolation, ColorInterpolation),
COMPUTED_STYLE_MAP_ENTRY(color_interpolation_filters, ColorInterpolationFilters),
COMPUTED_STYLE_MAP_ENTRY(dominant_baseline, DominantBaseline),
COMPUTED_STYLE_MAP_ENTRY(fill, Fill),
COMPUTED_STYLE_MAP_ENTRY(fill_opacity, FillOpacity),
COMPUTED_STYLE_MAP_ENTRY(fill_rule, FillRule),
COMPUTED_STYLE_MAP_ENTRY(filter, Filter),
COMPUTED_STYLE_MAP_ENTRY(flood_color, FloodColor),
COMPUTED_STYLE_MAP_ENTRY(flood_opacity, FloodOpacity),
COMPUTED_STYLE_MAP_ENTRY(lighting_color, LightingColor),
COMPUTED_STYLE_MAP_ENTRY(image_rendering, ImageRendering),
COMPUTED_STYLE_MAP_ENTRY(mask, Mask),
COMPUTED_STYLE_MAP_ENTRY(marker_end, MarkerEnd),
COMPUTED_STYLE_MAP_ENTRY(marker_mid, MarkerMid),
COMPUTED_STYLE_MAP_ENTRY(marker_start, MarkerStart),
COMPUTED_STYLE_MAP_ENTRY(shape_rendering, ShapeRendering),
COMPUTED_STYLE_MAP_ENTRY(stop_color, StopColor),
COMPUTED_STYLE_MAP_ENTRY(stop_opacity, StopOpacity),
COMPUTED_STYLE_MAP_ENTRY(stroke, Stroke),
COMPUTED_STYLE_MAP_ENTRY(stroke_dasharray, StrokeDasharray),
COMPUTED_STYLE_MAP_ENTRY(stroke_dashoffset, StrokeDashoffset),
COMPUTED_STYLE_MAP_ENTRY(stroke_linecap, StrokeLinecap),
COMPUTED_STYLE_MAP_ENTRY(stroke_linejoin, StrokeLinejoin),
COMPUTED_STYLE_MAP_ENTRY(stroke_miterlimit, StrokeMiterlimit),
COMPUTED_STYLE_MAP_ENTRY(stroke_opacity, StrokeOpacity),
COMPUTED_STYLE_MAP_ENTRY(stroke_width, StrokeWidth),
COMPUTED_STYLE_MAP_ENTRY(text_anchor, TextAnchor),
COMPUTED_STYLE_MAP_ENTRY(text_rendering, TextRendering)
};
*aLength = NS_ARRAY_LENGTH(map);
return map;
}
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