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 // Keep in (case-insensitive) order:
8 #include "mozilla/dom/SVGFilters.h"
9 #include "mozilla/PresShell.h"
10 #include "mozilla/SVGObserverUtils.h"
11 #include "nsContainerFrame.h"
13 #include "nsGkAtoms.h"
15 nsIFrame
* NS_NewSVGFEUnstyledLeafFrame(mozilla::PresShell
* aPresShell
,
16 mozilla::ComputedStyle
* aStyle
);
20 class SVGFEUnstyledLeafFrame final
: public nsIFrame
{
21 friend nsIFrame
* ::NS_NewSVGFEUnstyledLeafFrame(
22 mozilla::PresShell
* aPresShell
, ComputedStyle
* aStyle
);
25 explicit SVGFEUnstyledLeafFrame(ComputedStyle
* aStyle
,
26 nsPresContext
* aPresContext
)
27 : nsIFrame(aStyle
, aPresContext
, kClassID
) {
28 AddStateBits(NS_FRAME_SVG_LAYOUT
| NS_FRAME_IS_NONDISPLAY
);
32 NS_DECL_FRAMEARENA_HELPERS(SVGFEUnstyledLeafFrame
)
34 virtual void BuildDisplayList(nsDisplayListBuilder
* aBuilder
,
35 const nsDisplayListSet
& aLists
) override
{}
37 bool IsFrameOfType(uint32_t aFlags
) const override
{
38 if (aFlags
& eSupportsContainLayoutAndPaint
) {
42 return nsIFrame::IsFrameOfType(aFlags
& ~(nsIFrame::eSVG
));
45 #ifdef DEBUG_FRAME_DUMP
46 nsresult
GetFrameName(nsAString
& aResult
) const override
{
47 return MakeFrameName(u
"SVGFEUnstyledLeaf"_ns
, aResult
);
51 virtual nsresult
AttributeChanged(int32_t aNameSpaceID
, nsAtom
* aAttribute
,
52 int32_t aModType
) override
;
54 bool ComputeCustomOverflow(OverflowAreas
& aOverflowAreas
) override
{
55 // We don't maintain a ink overflow rect
60 } // namespace mozilla
62 nsIFrame
* NS_NewSVGFEUnstyledLeafFrame(mozilla::PresShell
* aPresShell
,
63 mozilla::ComputedStyle
* aStyle
) {
64 return new (aPresShell
)
65 mozilla::SVGFEUnstyledLeafFrame(aStyle
, aPresShell
->GetPresContext());
70 NS_IMPL_FRAMEARENA_HELPERS(SVGFEUnstyledLeafFrame
)
72 nsresult
SVGFEUnstyledLeafFrame::AttributeChanged(int32_t aNameSpaceID
,
76 static_cast<mozilla::dom::SVGFEUnstyledElement
*>(GetContent());
77 if (element
->AttributeAffectsRendering(aNameSpaceID
, aAttribute
)) {
79 GetParent()->GetParent()->IsSVGFilterFrame(),
80 "Observers observe the filter, so that's what we must invalidate");
81 SVGObserverUtils::InvalidateRenderingObservers(GetParent()->GetParent());
84 return nsIFrame::AttributeChanged(aNameSpaceID
, aAttribute
, aModType
);
87 } // namespace mozilla