mirror of
https://github.com/mozilla/gecko-dev.git
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665 lines
27 KiB
C++
665 lines
27 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* FFI functions for Servo to call into Gecko */
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#ifndef mozilla_GeckoBindings_h
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#define mozilla_GeckoBindings_h
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#include <stdint.h>
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#include "mozilla/ServoTypes.h"
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#include "mozilla/ServoBindingTypes.h"
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#include "mozilla/css/DocumentMatchingFunction.h"
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#include "mozilla/css/SheetLoadData.h"
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#include "mozilla/dom/Document.h"
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#include "mozilla/EffectCompositor.h"
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#include "mozilla/PreferenceSheet.h"
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#include "nsStyleStruct.h"
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#include "COLRFonts.h"
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class nsAtom;
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class nsIURI;
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class nsSimpleContentList;
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struct nsFont;
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class ServoComputedData;
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namespace mozilla {
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class ComputedStyle;
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class SeenPtrs;
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class ServoElementSnapshot;
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class ServoElementSnapshotTable;
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class StyleSheet;
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enum class PseudoStyleType : uint8_t;
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enum class PointerCapabilities : uint8_t;
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enum class UpdateAnimationsTasks : uint8_t;
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struct Keyframe;
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struct StyleStylesheetContents;
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namespace css {
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class LoaderReusableStyleSheets;
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}
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namespace dom {
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enum class CompositeOperationOrAuto : uint8_t;
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enum class ScreenColorGamut : uint8_t;
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} // namespace dom
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} // namespace mozilla
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#ifdef NIGHTLY_BUILD
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const bool GECKO_IS_NIGHTLY = true;
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#else
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const bool GECKO_IS_NIGHTLY = false;
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#endif
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#define NS_DECL_THREADSAFE_FFI_REFCOUNTING(class_, name_) \
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void Gecko_AddRef##name_##ArbitraryThread(class_* aPtr); \
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void Gecko_Release##name_##ArbitraryThread(class_* aPtr);
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#define NS_IMPL_THREADSAFE_FFI_REFCOUNTING(class_, name_) \
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static_assert(class_::HasThreadSafeRefCnt::value, \
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"NS_DECL_THREADSAFE_FFI_REFCOUNTING can only be used with " \
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"classes that have thread-safe refcounting"); \
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void Gecko_AddRef##name_##ArbitraryThread(class_* aPtr) { NS_ADDREF(aPtr); } \
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void Gecko_Release##name_##ArbitraryThread(class_* aPtr) { NS_RELEASE(aPtr); }
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extern "C" {
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NS_DECL_THREADSAFE_FFI_REFCOUNTING(nsIURI, nsIURI);
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// Debugging stuff.
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void Gecko_Element_DebugListAttributes(const mozilla::dom::Element*,
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nsCString*);
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void Gecko_Snapshot_DebugListAttributes(const mozilla::ServoElementSnapshot*,
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nsCString*);
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bool Gecko_IsSignificantChild(const nsINode*, bool whitespace_is_significant);
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const nsINode* Gecko_GetLastChild(const nsINode*);
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const nsINode* Gecko_GetFlattenedTreeParentNode(const nsINode*);
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const mozilla::dom::Element* Gecko_GetBeforeOrAfterPseudo(
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const mozilla::dom::Element*, bool is_before);
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const mozilla::dom::Element* Gecko_GetMarkerPseudo(
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const mozilla::dom::Element*);
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nsTArray<nsIContent*>* Gecko_GetAnonymousContentForElement(
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const mozilla::dom::Element*);
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void Gecko_DestroyAnonymousContentList(nsTArray<nsIContent*>* anon_content);
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const nsTArray<RefPtr<nsINode>>* Gecko_GetAssignedNodes(
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const mozilla::dom::Element*);
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void Gecko_GetQueryContainerSize(const mozilla::dom::Element*,
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nscoord* aOutWidth, nscoord* aOutHeight);
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void Gecko_ComputedStyle_Init(mozilla::ComputedStyle* context,
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const ServoComputedData* values,
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mozilla::PseudoStyleType pseudo_type);
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void Gecko_ComputedStyle_Destroy(mozilla::ComputedStyle* context);
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// By default, Servo walks the DOM by traversing the siblings of the DOM-view
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// first child. This generally works, but misses anonymous children, which we
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// want to traverse during styling. To support these cases, we create an
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// optional stack-allocated iterator in aIterator for nodes that need it.
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void Gecko_ConstructStyleChildrenIterator(const mozilla::dom::Element*,
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mozilla::dom::StyleChildrenIterator*);
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void Gecko_DestroyStyleChildrenIterator(mozilla::dom::StyleChildrenIterator*);
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const nsINode* Gecko_GetNextStyleChild(mozilla::dom::StyleChildrenIterator*);
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nsAtom* Gecko_Element_ImportedPart(const nsAttrValue*, nsAtom*);
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nsAtom** Gecko_Element_ExportedParts(const nsAttrValue*, nsAtom*,
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size_t* aOutLength);
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NS_DECL_THREADSAFE_FFI_REFCOUNTING(mozilla::css::SheetLoadDataHolder,
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SheetLoadDataHolder);
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void Gecko_StyleSheet_FinishAsyncParse(
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mozilla::css::SheetLoadDataHolder* data,
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mozilla::StyleStrong<mozilla::StyleStylesheetContents> sheet_contents,
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mozilla::StyleUseCounters* use_counters);
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mozilla::StyleSheet* Gecko_LoadStyleSheet(
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mozilla::css::Loader* loader, mozilla::StyleSheet* parent,
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mozilla::css::SheetLoadData* parent_load_data,
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mozilla::css::LoaderReusableStyleSheets* reusable_sheets,
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const mozilla::StyleCssUrl* url,
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mozilla::StyleStrong<mozilla::StyleLockedMediaList> media_list);
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void Gecko_LoadStyleSheetAsync(
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mozilla::css::SheetLoadDataHolder* parent_data,
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const mozilla::StyleCssUrl* url,
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mozilla::StyleStrong<mozilla::StyleLockedMediaList>,
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mozilla::StyleStrong<mozilla::StyleLockedImportRule>);
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// Selector Matching.
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uint64_t Gecko_ElementState(const mozilla::dom::Element*);
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bool Gecko_IsRootElement(const mozilla::dom::Element*);
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bool Gecko_MatchLang(const mozilla::dom::Element*, nsAtom* override_lang,
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bool has_override_lang, const char16_t* value);
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nsAtom* Gecko_GetXMLLangValue(const mozilla::dom::Element*);
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const mozilla::PreferenceSheet::Prefs* Gecko_GetPrefSheetPrefs(
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const mozilla::dom::Document*);
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bool Gecko_IsTableBorderNonzero(const mozilla::dom::Element* element);
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bool Gecko_IsBrowserFrame(const mozilla::dom::Element* element);
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bool Gecko_IsSelectListBox(const mozilla::dom::Element* element);
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// Attributes.
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#define SERVO_DECLARE_ELEMENT_ATTR_MATCHING_FUNCTIONS(prefix_, implementor_) \
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nsAtom* prefix_##LangValue(implementor_ element);
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bool Gecko_AttrEquals(const nsAttrValue*, const nsAtom*, bool aIgnoreCase);
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bool Gecko_AttrDashEquals(const nsAttrValue*, const nsAtom*, bool aIgnoreCase);
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bool Gecko_AttrIncludes(const nsAttrValue*, const nsAtom*, bool aIgnoreCase);
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bool Gecko_AttrHasSubstring(const nsAttrValue*, const nsAtom*,
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bool aIgnoreCase);
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bool Gecko_AttrHasPrefix(const nsAttrValue*, const nsAtom*, bool aIgnoreCase);
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bool Gecko_AttrHasSuffix(const nsAttrValue*, const nsAtom*, bool aIgnoreCase);
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bool Gecko_AssertClassAttrValueIsSane(const nsAttrValue*);
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const nsAttrValue* Gecko_GetSVGAnimatedClass(const mozilla::dom::Element*);
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SERVO_DECLARE_ELEMENT_ATTR_MATCHING_FUNCTIONS(Gecko_,
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const mozilla::dom::Element*)
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SERVO_DECLARE_ELEMENT_ATTR_MATCHING_FUNCTIONS(
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Gecko_Snapshot, const mozilla::ServoElementSnapshot*)
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#undef SERVO_DECLARE_ELEMENT_ATTR_MATCHING_FUNCTIONS
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// Style attributes.
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const mozilla::StyleLockedDeclarationBlock* Gecko_GetStyleAttrDeclarationBlock(
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const mozilla::dom::Element* element);
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void Gecko_UnsetDirtyStyleAttr(const mozilla::dom::Element* element);
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const mozilla::StyleLockedDeclarationBlock*
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Gecko_GetHTMLPresentationAttrDeclarationBlock(
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const mozilla::dom::Element* element);
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const mozilla::StyleLockedDeclarationBlock*
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Gecko_GetExtraContentStyleDeclarations(const mozilla::dom::Element* element);
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const mozilla::StyleLockedDeclarationBlock*
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Gecko_GetUnvisitedLinkAttrDeclarationBlock(
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const mozilla::dom::Element* element);
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const mozilla::StyleLockedDeclarationBlock*
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Gecko_GetVisitedLinkAttrDeclarationBlock(const mozilla::dom::Element* element);
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const mozilla::StyleLockedDeclarationBlock*
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Gecko_GetActiveLinkAttrDeclarationBlock(const mozilla::dom::Element* element);
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// Visited handling.
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// Returns whether visited styles are enabled for a given document.
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bool Gecko_VisitedStylesEnabled(const mozilla::dom::Document*);
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// Animations
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bool Gecko_GetAnimationRule(
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const mozilla::dom::Element* aElementOrPseudo,
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mozilla::EffectCompositor::CascadeLevel aCascadeLevel,
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mozilla::StyleAnimationValueMap* aAnimationValues);
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bool Gecko_StyleAnimationsEquals(
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const nsStyleAutoArray<mozilla::StyleAnimation>*,
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const nsStyleAutoArray<mozilla::StyleAnimation>*);
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bool Gecko_StyleScrollTimelinesEquals(
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const nsStyleAutoArray<mozilla::StyleScrollTimeline>*,
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const nsStyleAutoArray<mozilla::StyleScrollTimeline>*);
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bool Gecko_StyleViewTimelinesEquals(
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const nsStyleAutoArray<mozilla::StyleViewTimeline>*,
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const nsStyleAutoArray<mozilla::StyleViewTimeline>*);
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void Gecko_CopyAnimationNames(
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nsStyleAutoArray<mozilla::StyleAnimation>* aDest,
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const nsStyleAutoArray<mozilla::StyleAnimation>* aSrc);
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// This function takes an already addrefed nsAtom
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void Gecko_SetAnimationName(mozilla::StyleAnimation* aStyleAnimation,
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nsAtom* aAtom);
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void Gecko_UpdateAnimations(const mozilla::dom::Element* aElementOrPseudo,
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const mozilla::ComputedStyle* aOldComputedValues,
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const mozilla::ComputedStyle* aComputedValues,
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mozilla::UpdateAnimationsTasks aTasks);
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size_t Gecko_GetAnimationEffectCount(
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const mozilla::dom::Element* aElementOrPseudo);
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bool Gecko_ElementHasAnimations(const mozilla::dom::Element* aElementOrPseudo);
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bool Gecko_ElementHasCSSAnimations(
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const mozilla::dom::Element* aElementOrPseudo);
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bool Gecko_ElementHasCSSTransitions(
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const mozilla::dom::Element* aElementOrPseudo);
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bool Gecko_ElementHasWebAnimations(
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const mozilla::dom::Element* aElementOrPseudo);
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size_t Gecko_ElementTransitions_Length(
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const mozilla::dom::Element* aElementOrPseudo);
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nsCSSPropertyID Gecko_ElementTransitions_PropertyAt(
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const mozilla::dom::Element* aElementOrPseudo, size_t aIndex);
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const mozilla::StyleAnimationValue* Gecko_ElementTransitions_EndValueAt(
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const mozilla::dom::Element* aElementOrPseudo, size_t aIndex);
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double Gecko_GetProgressFromComputedTiming(const mozilla::ComputedTiming*);
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double Gecko_GetPositionInSegment(const mozilla::AnimationPropertySegment*,
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double aProgress, bool aBeforeFlag);
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// Get servo's AnimationValue for |aProperty| from the cached base style
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// |aBaseStyles|.
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// |aBaseStyles| is nsRefPtrHashtable<nsUint32HashKey, StyleAnimationValue>.
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// We use RawServoAnimationValueTableBorrowed to avoid exposing
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// nsRefPtrHashtable in FFI.
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const mozilla::StyleAnimationValue* Gecko_AnimationGetBaseStyle(
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const RawServoAnimationValueTable* aBaseStyles, nsCSSPropertyID aProperty);
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void Gecko_StyleTransition_SetUnsupportedProperty(
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mozilla::StyleTransition* aTransition, nsAtom* aAtom);
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// Atoms.
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nsAtom* Gecko_Atomize(const char* aString, uint32_t aLength);
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nsAtom* Gecko_Atomize16(const nsAString* aString);
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void Gecko_AddRefAtom(nsAtom* aAtom);
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void Gecko_ReleaseAtom(nsAtom* aAtom);
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// will not run destructors on dst, give it uninitialized memory
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// font_id is LookAndFeel::FontID
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void Gecko_nsFont_InitSystem(nsFont* dst, mozilla::StyleSystemFont font_id,
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const nsStyleFont* font,
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const mozilla::dom::Document*);
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void Gecko_nsFont_Destroy(nsFont* dst);
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// The gfxFontFeatureValueSet returned from this function has zero reference.
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gfxFontFeatureValueSet* Gecko_ConstructFontFeatureValueSet();
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nsTArray<uint32_t>* Gecko_AppendFeatureValueHashEntry(
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gfxFontFeatureValueSet* value_set, nsAtom* family, uint32_t alternate,
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nsAtom* name);
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// Font variant alternates
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void Gecko_ClearAlternateValues(nsFont* font, size_t length);
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void Gecko_AppendAlternateValues(nsFont* font, uint32_t alternate_name,
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nsAtom* atom);
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void Gecko_CopyAlternateValuesFrom(nsFont* dest, const nsFont* src);
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// The FontPaletteValueSet returned from this function has zero reference.
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mozilla::gfx::FontPaletteValueSet* Gecko_ConstructFontPaletteValueSet();
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mozilla::gfx::FontPaletteValueSet::PaletteValues*
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Gecko_AppendPaletteValueHashEntry(
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mozilla::gfx::FontPaletteValueSet* aPaletteValueSet, nsAtom* aFamily,
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nsAtom* aName);
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void Gecko_SetFontPaletteBase(
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mozilla::gfx::FontPaletteValueSet::PaletteValues* aValues,
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int32_t aBasePaletteIndex);
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void Gecko_SetFontPaletteOverride(
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mozilla::gfx::FontPaletteValueSet::PaletteValues* aValues, int32_t aIndex,
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mozilla::StyleAbsoluteColor* aColor);
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// Visibility style
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void Gecko_SetImageOrientation(nsStyleVisibility* aVisibility,
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uint8_t aOrientation, bool aFlip);
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void Gecko_SetImageOrientationAsFromImage(nsStyleVisibility* aVisibility);
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void Gecko_CopyImageOrientationFrom(nsStyleVisibility* aDst,
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const nsStyleVisibility* aSrc);
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// Counter style.
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void Gecko_CounterStyle_ToPtr(const mozilla::StyleCounterStyle*,
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mozilla::CounterStylePtr*);
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void Gecko_SetCounterStyleToNone(mozilla::CounterStylePtr*);
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void Gecko_SetCounterStyleToString(mozilla::CounterStylePtr* ptr,
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const nsACString* symbol);
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void Gecko_CopyCounterStyle(mozilla::CounterStylePtr* dst,
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const mozilla::CounterStylePtr* src);
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nsAtom* Gecko_CounterStyle_GetName(const mozilla::CounterStylePtr* ptr);
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const mozilla::AnonymousCounterStyle* Gecko_CounterStyle_GetAnonymous(
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const mozilla::CounterStylePtr* ptr);
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// list-style-image style.
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void Gecko_SetListStyleImageNone(nsStyleList* style_struct);
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void Gecko_SetListStyleImageImageValue(
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nsStyleList* style_struct, const mozilla::StyleComputedImageUrl* url);
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void Gecko_CopyListStyleImageFrom(nsStyleList* dest, const nsStyleList* src);
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// Dirtiness tracking.
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void Gecko_NoteDirtyElement(const mozilla::dom::Element*);
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void Gecko_NoteDirtySubtreeForInvalidation(const mozilla::dom::Element*);
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void Gecko_NoteAnimationOnlyDirtyElement(const mozilla::dom::Element*);
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bool Gecko_AnimationNameMayBeReferencedFromStyle(const nsPresContext*,
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nsAtom* name);
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float Gecko_GetScrollbarInlineSize(const nsPresContext*);
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// Incremental restyle.
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mozilla::PseudoStyleType Gecko_GetImplementedPseudo(
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const mozilla::dom::Element*);
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// We'd like to return `nsChangeHint` here, but bindgen bitfield enums don't
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// work as return values with the Linux 32-bit ABI at the moment because
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// they wrap the value in a struct.
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uint32_t Gecko_CalcStyleDifference(const mozilla::ComputedStyle* old_style,
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const mozilla::ComputedStyle* new_style,
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bool* any_style_struct_changed,
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bool* reset_only_changed);
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nscoord Gecko_CalcLineHeight(const mozilla::StyleLineHeight*,
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const nsPresContext*, bool aVertical,
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const nsStyleFont* aAgainstFont,
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const mozilla::dom::Element* aElement);
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// Get an element snapshot for a given element from the table.
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const mozilla::ServoElementSnapshot* Gecko_GetElementSnapshot(
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const mozilla::ServoElementSnapshotTable* table,
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const mozilla::dom::Element*);
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// Have we seen this pointer before?
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bool Gecko_HaveSeenPtr(mozilla::SeenPtrs* table, const void* ptr);
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// `array` must be an nsTArray
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// If changing this signature, please update the
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// friend function declaration in nsTArray.h
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void Gecko_EnsureTArrayCapacity(void* array, size_t capacity, size_t elem_size);
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// Same here, `array` must be an nsTArray<T>, for some T.
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//
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// Important note: Only valid for POD types, since destructors won't be run
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// otherwise. This is ensured with rust traits for the relevant structs.
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void Gecko_ClearPODTArray(void* array, size_t elem_size, size_t elem_align);
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void Gecko_ResizeTArrayForStrings(nsTArray<nsString>* array, uint32_t length);
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void Gecko_ResizeAtomArray(nsTArray<RefPtr<nsAtom>>* array, uint32_t length);
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void Gecko_EnsureImageLayersLength(nsStyleImageLayers* layers, size_t len,
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nsStyleImageLayers::LayerType layer_type);
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void Gecko_EnsureStyleAnimationArrayLength(void* array, size_t len);
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void Gecko_EnsureStyleTransitionArrayLength(void* array, size_t len);
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void Gecko_EnsureStyleScrollTimelineArrayLength(void* array, size_t len);
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void Gecko_EnsureStyleViewTimelineArrayLength(void* array, size_t len);
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// Searches from the beginning of |keyframes| for a Keyframe object with the
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// specified offset and timing function. If none is found, a new Keyframe object
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// with the specified |offset| and |timingFunction| will be prepended to
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// |keyframes|.
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//
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// @param keyframes An array of Keyframe objects, sorted by offset.
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// The first Keyframe in the array, if any, MUST have an
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// offset greater than or equal to |offset|.
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// @param offset The offset to search for, or, if no suitable Keyframe is
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// found, the offset to use for the created Keyframe.
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// Must be a floating point number in the range [0.0, 1.0].
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// @param timingFunction The timing function to match, or, if no suitable
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// Keyframe is found, to set on the created Keyframe.
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// @param composition The composition to match, or, if no suitable Keyframe is
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// found, to set on the created Keyframe.
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//
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// @returns The matching or created Keyframe.
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mozilla::Keyframe* Gecko_GetOrCreateKeyframeAtStart(
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nsTArray<mozilla::Keyframe>* keyframes, float offset,
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const mozilla::StyleComputedTimingFunction* timingFunction,
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const mozilla::dom::CompositeOperationOrAuto composition);
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// As with Gecko_GetOrCreateKeyframeAtStart except that this method will search
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// from the beginning of |keyframes| for a Keyframe with matching timing
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// function, composition, and an offset of 0.0.
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// Furthermore, if a matching Keyframe is not found, a new Keyframe will be
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// inserted after the *last* Keyframe in |keyframes| with offset 0.0.
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mozilla::Keyframe* Gecko_GetOrCreateInitialKeyframe(
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nsTArray<mozilla::Keyframe>* keyframes,
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const mozilla::StyleComputedTimingFunction* timingFunction,
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const mozilla::dom::CompositeOperationOrAuto composition);
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// As with Gecko_GetOrCreateKeyframeAtStart except that this method will search
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// from the *end* of |keyframes| for a Keyframe with matching timing function,
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// composition, and an offset of 1.0. If a matching Keyframe is not found, a new
|
|
// Keyframe will be appended to the end of |keyframes|.
|
|
mozilla::Keyframe* Gecko_GetOrCreateFinalKeyframe(
|
|
nsTArray<mozilla::Keyframe>* keyframes,
|
|
const mozilla::StyleComputedTimingFunction* timingFunction,
|
|
const mozilla::dom::CompositeOperationOrAuto composition);
|
|
|
|
// Appends and returns a new PropertyValuePair to |aProperties| initialized with
|
|
// its mProperty member set to |aProperty| and all other members initialized to
|
|
// their default values.
|
|
mozilla::PropertyValuePair* Gecko_AppendPropertyValuePair(
|
|
nsTArray<mozilla::PropertyValuePair>*, nsCSSPropertyID aProperty);
|
|
|
|
void Gecko_ResetFilters(nsStyleEffects* effects, size_t new_len);
|
|
|
|
void Gecko_CopyFiltersFrom(nsStyleEffects* aSrc, nsStyleEffects* aDest);
|
|
|
|
void Gecko_nsStyleSVG_SetDashArrayLength(nsStyleSVG* svg, uint32_t len);
|
|
|
|
void Gecko_nsStyleSVG_CopyDashArray(nsStyleSVG* dst, const nsStyleSVG* src);
|
|
|
|
void Gecko_nsStyleSVG_SetContextPropertiesLength(nsStyleSVG* svg, uint32_t len);
|
|
|
|
void Gecko_nsStyleSVG_CopyContextProperties(nsStyleSVG* dst,
|
|
const nsStyleSVG* src);
|
|
|
|
void Gecko_GetComputedURLSpec(const mozilla::StyleComputedUrl* url,
|
|
nsCString* spec);
|
|
|
|
void Gecko_GetComputedImageURLSpec(const mozilla::StyleComputedUrl* url,
|
|
nsCString* spec);
|
|
|
|
// Return true if the given image MIME type is supported
|
|
bool Gecko_IsSupportedImageMimeType(const uint8_t* mime_type,
|
|
const uint32_t len);
|
|
|
|
void Gecko_nsIURI_Debug(nsIURI*, nsCString* spec);
|
|
|
|
void Gecko_nsIReferrerInfo_Debug(nsIReferrerInfo* aReferrerInfo,
|
|
nsCString* aOut);
|
|
|
|
NS_DECL_THREADSAFE_FFI_REFCOUNTING(mozilla::URLExtraData, URLExtraData);
|
|
NS_DECL_THREADSAFE_FFI_REFCOUNTING(nsIReferrerInfo, nsIReferrerInfo);
|
|
|
|
void Gecko_FillAllImageLayers(nsStyleImageLayers* layers, uint32_t max_len);
|
|
|
|
void Gecko_LoadData_Drop(mozilla::StyleLoadData*);
|
|
|
|
void Gecko_nsStyleFont_SetLang(nsStyleFont* font, nsAtom* atom);
|
|
|
|
void Gecko_nsStyleFont_CopyLangFrom(nsStyleFont* aFont,
|
|
const nsStyleFont* aSource);
|
|
|
|
mozilla::Length Gecko_nsStyleFont_ComputeMinSize(const nsStyleFont*,
|
|
const mozilla::dom::Document*);
|
|
|
|
// Computes the default generic font for a language.
|
|
mozilla::StyleGenericFontFamily
|
|
Gecko_nsStyleFont_ComputeFallbackFontTypeForLanguage(
|
|
const mozilla::dom::Document*, nsAtom* language);
|
|
|
|
mozilla::Length Gecko_GetBaseSize(const mozilla::dom::Document*,
|
|
nsAtom* language,
|
|
mozilla::StyleGenericFontFamily);
|
|
|
|
struct GeckoFontMetrics {
|
|
mozilla::Length mXSize;
|
|
mozilla::Length mChSize; // negatives indicate not found.
|
|
mozilla::Length mCapHeight; // negatives indicate not found.
|
|
mozilla::Length mIcWidth; // negatives indicate not found.
|
|
mozilla::Length mAscent;
|
|
mozilla::Length mComputedEmSize;
|
|
float mScriptPercentScaleDown; // zero is invalid or means not found.
|
|
float mScriptScriptPercentScaleDown; // zero is invalid or means not found.
|
|
};
|
|
|
|
GeckoFontMetrics Gecko_GetFontMetrics(const nsPresContext*, bool is_vertical,
|
|
const nsStyleFont* font,
|
|
mozilla::Length font_size,
|
|
bool use_user_font_set,
|
|
bool retrieve_math_scales);
|
|
|
|
mozilla::StyleSheet* Gecko_StyleSheet_Clone(
|
|
const mozilla::StyleSheet* aSheet,
|
|
const mozilla::StyleSheet* aNewParentSheet);
|
|
|
|
void Gecko_StyleSheet_AddRef(const mozilla::StyleSheet* aSheet);
|
|
void Gecko_StyleSheet_Release(const mozilla::StyleSheet* aSheet);
|
|
bool Gecko_IsDocumentBody(const mozilla::dom::Element* element);
|
|
|
|
bool Gecko_IsDarkColorScheme(const mozilla::dom::Document*,
|
|
const mozilla::StyleColorScheme*);
|
|
nscolor Gecko_ComputeSystemColor(mozilla::StyleSystemColor,
|
|
const mozilla::dom::Document*,
|
|
const mozilla::StyleColorScheme*);
|
|
|
|
// We use an int32_t here instead of a LookAndFeel::IntID/FloatID because
|
|
// forward-declaring a nested enum/struct is impossible.
|
|
int32_t Gecko_GetLookAndFeelInt(int32_t int_id);
|
|
float Gecko_GetLookAndFeelFloat(int32_t float_id);
|
|
|
|
void Gecko_AddPropertyToSet(nsCSSPropertyIDSet*, nsCSSPropertyID);
|
|
|
|
// Style-struct management.
|
|
#define STYLE_STRUCT(name) \
|
|
void Gecko_Construct_Default_nsStyle##name(nsStyle##name* ptr, \
|
|
const mozilla::dom::Document*); \
|
|
void Gecko_CopyConstruct_nsStyle##name(nsStyle##name* ptr, \
|
|
const nsStyle##name* other); \
|
|
void Gecko_Destroy_nsStyle##name(nsStyle##name* ptr);
|
|
#include "nsStyleStructList.h"
|
|
#undef STYLE_STRUCT
|
|
|
|
bool Gecko_DocumentRule_UseForPresentation(
|
|
const mozilla::dom::Document*, const nsACString* aPattern,
|
|
mozilla::css::DocumentMatchingFunction);
|
|
|
|
// Allocator hinting.
|
|
void Gecko_SetJemallocThreadLocalArena(bool enabled);
|
|
|
|
// Pseudo-element flags.
|
|
#define CSS_PSEUDO_ELEMENT(name_, value_, flags_) \
|
|
const uint32_t SERVO_CSS_PSEUDO_ELEMENT_FLAGS_##name_ = flags_;
|
|
#include "nsCSSPseudoElementList.h"
|
|
#undef CSS_PSEUDO_ELEMENT
|
|
|
|
bool Gecko_ErrorReportingEnabled(const mozilla::StyleSheet* sheet,
|
|
const mozilla::css::Loader* loader,
|
|
uint64_t* aOutWindowId);
|
|
|
|
void Gecko_ReportUnexpectedCSSError(
|
|
uint64_t windowId, nsIURI* uri, const char* message, const char* param,
|
|
uint32_t paramLen, const char* prefix, const char* prefixParam,
|
|
uint32_t prefixParamLen, const char* suffix, const char* source,
|
|
uint32_t sourceLen, const char* selectors, uint32_t selectorsLen,
|
|
uint32_t lineNumber, uint32_t colNumber);
|
|
|
|
// DOM APIs.
|
|
void Gecko_ContentList_AppendAll(nsSimpleContentList* aContentList,
|
|
const mozilla::dom::Element** aElements,
|
|
size_t aLength);
|
|
|
|
// FIXME(emilio): These two below should be a single function that takes a
|
|
// `const DocumentOrShadowRoot*`, but that doesn't make MSVC builds happy for a
|
|
// reason I haven't really dug into.
|
|
const nsTArray<mozilla::dom::Element*>* Gecko_Document_GetElementsWithId(
|
|
const mozilla::dom::Document*, nsAtom* aId);
|
|
|
|
const nsTArray<mozilla::dom::Element*>* Gecko_ShadowRoot_GetElementsWithId(
|
|
const mozilla::dom::ShadowRoot*, nsAtom* aId);
|
|
|
|
// Check the value of the given bool preference. The pref name needs to
|
|
// be null-terminated.
|
|
bool Gecko_GetBoolPrefValue(const char* pref_name);
|
|
|
|
// Check whether font format/tech is supported.
|
|
bool Gecko_IsFontFormatSupported(
|
|
mozilla::StyleFontFaceSourceFormatKeyword aFormat);
|
|
bool Gecko_IsFontTechSupported(mozilla::StyleFontFaceSourceTechFlags aFlag);
|
|
|
|
bool Gecko_IsKnownIconFontFamily(const nsAtom* aFamilyName);
|
|
|
|
// Returns true if we're currently performing the servo traversal.
|
|
bool Gecko_IsInServoTraversal();
|
|
|
|
// Returns true if we're currently on the main thread.
|
|
bool Gecko_IsMainThread();
|
|
|
|
// Returns true if we're currently on a DOM worker thread.
|
|
bool Gecko_IsDOMWorkerThread();
|
|
|
|
// Media feature helpers.
|
|
//
|
|
// Defined in nsMediaFeatures.cpp.
|
|
mozilla::StyleDisplayMode Gecko_MediaFeatures_GetDisplayMode(
|
|
const mozilla::dom::Document*);
|
|
|
|
bool Gecko_MediaFeatures_ShouldAvoidNativeTheme(const mozilla::dom::Document*);
|
|
bool Gecko_MediaFeatures_UseOverlayScrollbars(const mozilla::dom::Document*);
|
|
int32_t Gecko_MediaFeatures_GetColorDepth(const mozilla::dom::Document*);
|
|
int32_t Gecko_MediaFeatures_GetMonochromeBitsPerPixel(
|
|
const mozilla::dom::Document*);
|
|
mozilla::dom::ScreenColorGamut Gecko_MediaFeatures_ColorGamut(
|
|
const mozilla::dom::Document*);
|
|
|
|
void Gecko_MediaFeatures_GetDeviceSize(const mozilla::dom::Document*,
|
|
nscoord* width, nscoord* height);
|
|
|
|
float Gecko_MediaFeatures_GetResolution(const mozilla::dom::Document*);
|
|
bool Gecko_MediaFeatures_PrefersReducedMotion(const mozilla::dom::Document*);
|
|
bool Gecko_MediaFeatures_PrefersReducedTransparency(
|
|
const mozilla::dom::Document*);
|
|
mozilla::StylePrefersContrast Gecko_MediaFeatures_PrefersContrast(
|
|
const mozilla::dom::Document*);
|
|
mozilla::StylePrefersColorScheme Gecko_MediaFeatures_PrefersColorScheme(
|
|
const mozilla::dom::Document*, bool aUseContent);
|
|
bool Gecko_MediaFeatures_InvertedColors(const mozilla::dom::Document*);
|
|
mozilla::StyleScripting Gecko_MediaFeatures_Scripting(
|
|
const mozilla::dom::Document*);
|
|
|
|
mozilla::StyleDynamicRange Gecko_MediaFeatures_DynamicRange(
|
|
const mozilla::dom::Document*);
|
|
mozilla::StyleDynamicRange Gecko_MediaFeatures_VideoDynamicRange(
|
|
const mozilla::dom::Document*);
|
|
|
|
mozilla::PointerCapabilities Gecko_MediaFeatures_PrimaryPointerCapabilities(
|
|
const mozilla::dom::Document*);
|
|
|
|
mozilla::PointerCapabilities Gecko_MediaFeatures_AllPointerCapabilities(
|
|
const mozilla::dom::Document*);
|
|
|
|
float Gecko_MediaFeatures_GetDevicePixelRatio(const mozilla::dom::Document*);
|
|
|
|
bool Gecko_MediaFeatures_IsResourceDocument(const mozilla::dom::Document*);
|
|
bool Gecko_MediaFeatures_MatchesPlatform(mozilla::StylePlatform);
|
|
|
|
void Gecko_GetSafeAreaInsets(const nsPresContext*, float*, float*, float*,
|
|
float*);
|
|
|
|
void Gecko_PrintfStderr(const nsCString*);
|
|
|
|
} // extern "C"
|
|
|
|
#endif // mozilla_GeckoBindings_h
|