michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: // Keep in (case-insensitive) order:
michael@0: #include "nsFrame.h"
michael@0: #include "nsGkAtoms.h"
michael@0: #include "nsSVGEffects.h"
michael@0: #include "nsSVGFilters.h"
michael@0: 
michael@0: typedef nsFrame SVGFEUnstyledLeafFrameBase;
michael@0: 
michael@0: class SVGFEUnstyledLeafFrame : public SVGFEUnstyledLeafFrameBase
michael@0: {
michael@0:   friend nsIFrame*
michael@0:   NS_NewSVGFEUnstyledLeafFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
michael@0: protected:
michael@0:   SVGFEUnstyledLeafFrame(nsStyleContext* aContext)
michael@0:     : SVGFEUnstyledLeafFrameBase(aContext)
michael@0:   {
michael@0:     AddStateBits(NS_FRAME_SVG_LAYOUT | NS_FRAME_IS_NONDISPLAY);
michael@0:   }
michael@0: 
michael@0: public:
michael@0:   NS_DECL_FRAMEARENA_HELPERS
michael@0: 
michael@0:   virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder,
michael@0:                               const nsRect&           aDirtyRect,
michael@0:                               const nsDisplayListSet& aLists) MOZ_OVERRIDE {}
michael@0: 
michael@0:   virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE
michael@0:   {
michael@0:     return SVGFEUnstyledLeafFrameBase::IsFrameOfType(aFlags & ~(nsIFrame::eSVG));
michael@0:   }
michael@0: 
michael@0: #ifdef DEBUG_FRAME_DUMP
michael@0:   virtual nsresult GetFrameName(nsAString& aResult) const MOZ_OVERRIDE
michael@0:   {
michael@0:     return MakeFrameName(NS_LITERAL_STRING("SVGFEUnstyledLeaf"), aResult);
michael@0:   }
michael@0: #endif
michael@0: 
michael@0:   /**
michael@0:    * Get the "type" of the frame
michael@0:    *
michael@0:    * @see nsGkAtoms::svgFEUnstyledLeafFrame
michael@0:    */
michael@0:   virtual nsIAtom* GetType() const MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual nsresult AttributeChanged(int32_t  aNameSpaceID,
michael@0:                                     nsIAtom* aAttribute,
michael@0:                                     int32_t  aModType) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual bool UpdateOverflow() MOZ_OVERRIDE {
michael@0:     // We don't maintain a visual overflow rect
michael@0:     return false;
michael@0:   }
michael@0: };
michael@0: 
michael@0: nsIFrame*
michael@0: NS_NewSVGFEUnstyledLeafFrame(nsIPresShell* aPresShell, nsStyleContext* aContext)
michael@0: {
michael@0:   return new (aPresShell) SVGFEUnstyledLeafFrame(aContext);
michael@0: }
michael@0: 
michael@0: NS_IMPL_FRAMEARENA_HELPERS(SVGFEUnstyledLeafFrame)
michael@0: 
michael@0: nsIAtom *
michael@0: SVGFEUnstyledLeafFrame::GetType() const
michael@0: {
michael@0:   return nsGkAtoms::svgFEUnstyledLeafFrame;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: SVGFEUnstyledLeafFrame::AttributeChanged(int32_t  aNameSpaceID,
michael@0:                                          nsIAtom* aAttribute,
michael@0:                                          int32_t  aModType)
michael@0: {
michael@0:   SVGFEUnstyledElement *element = static_cast<SVGFEUnstyledElement*>(mContent);
michael@0:   if (element->AttributeAffectsRendering(aNameSpaceID, aAttribute)) {
michael@0:     nsSVGEffects::InvalidateRenderingObservers(this);
michael@0:   }
michael@0: 
michael@0:   return SVGFEUnstyledLeafFrameBase::AttributeChanged(aNameSpaceID,
michael@0:                                                         aAttribute, aModType);
michael@0: }