1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4 * License, v. 2.0. If a copy of the MPL was not distributed with this
5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
7 /* Code to start and animate CSS transitions. */
9 #ifndef nsTransitionManager_h_
10 #define nsTransitionManager_h_
12 #include "mozilla/dom/CSSTransition.h"
13 #include "AnimationCommon.h"
14 #include "nsISupportsImpl.h"
17 class nsCSSPropertyIDSet
;
18 struct nsStyleUIReset
;
22 enum class PseudoStyleType
: uint8_t;
23 } // namespace mozilla
25 class nsTransitionManager final
26 : public mozilla::CommonAnimationManager
<mozilla::dom::CSSTransition
> {
28 explicit nsTransitionManager(nsPresContext
* aPresContext
)
29 : mozilla::CommonAnimationManager
<mozilla::dom::CSSTransition
>(
32 ~nsTransitionManager() final
= default;
34 typedef mozilla::AnimationCollection
<mozilla::dom::CSSTransition
>
35 CSSTransitionCollection
;
38 * Update transitions for stylo.
40 bool UpdateTransitions(mozilla::dom::Element
* aElement
,
41 mozilla::PseudoStyleType aPseudoType
,
42 const mozilla::ComputedStyle
& aOldStyle
,
43 const mozilla::ComputedStyle
& aNewStyle
);
46 typedef nsTArray
<RefPtr
<mozilla::dom::CSSTransition
>>
47 OwningCSSTransitionPtrArray
;
49 // Update transitions. This will start new transitions,
50 // replace existing transitions, and stop existing transitions
51 // as needed. aDisp and aElement must be non-null.
52 // aElementTransitions is the collection of current transitions, and it
53 // could be a nullptr if we don't have any transitions.
54 bool DoUpdateTransitions(const nsStyleUIReset
& aStyle
,
55 mozilla::dom::Element
* aElement
,
56 mozilla::PseudoStyleType aPseudoType
,
57 CSSTransitionCollection
*& aElementTransitions
,
58 const mozilla::ComputedStyle
& aOldStyle
,
59 const mozilla::ComputedStyle
& aNewStyle
);
61 // Returns whether the transition actually started.
62 bool ConsiderInitiatingTransition(
63 nsCSSPropertyID aProperty
, const nsStyleUIReset
& aStyle
,
64 uint32_t transitionIdx
, mozilla::dom::Element
* aElement
,
65 mozilla::PseudoStyleType aPseudoType
,
66 CSSTransitionCollection
*& aElementTransitions
,
67 const mozilla::ComputedStyle
& aOldStyle
,
68 const mozilla::ComputedStyle
& aNewStyle
,
69 nsCSSPropertyIDSet
& aPropertiesChecked
);
71 already_AddRefed
<mozilla::dom::CSSTransition
> DoCreateTransition(
72 nsCSSPropertyID aProperty
, mozilla::dom::Element
* aElement
,
73 mozilla::PseudoStyleType aPseudoType
,
74 const mozilla::ComputedStyle
& aNewStyle
,
75 CSSTransitionCollection
*& aElementTransitions
,
76 mozilla::TimingParams
&& aTiming
, mozilla::AnimationValue
&& aStartValue
,
77 mozilla::AnimationValue
&& aEndValue
,
78 mozilla::AnimationValue
&& aStartForReversingTest
, double aReversePortion
);
80 void DoCancelTransition(mozilla::dom::Element
* aElement
,
81 mozilla::PseudoStyleType aPseudoType
,
82 CSSTransitionCollection
*& aElementTransitions
,
86 #endif /* !defined(nsTransitionManager_h_) */