2007-03-22 10:30:00 -07:00
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the Mozilla SVG project.
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*
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* The Initial Developer of the Original Code is IBM Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2006
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsSVGContainerFrame.h"
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#include "nsSVGUtils.h"
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#include "nsSVGOuterSVGFrame.h"
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//----------------------------------------------------------------------
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// nsISupports methods
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NS_INTERFACE_MAP_BEGIN(nsSVGDisplayContainerFrame)
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NS_INTERFACE_MAP_ENTRY(nsISVGChildFrame)
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NS_INTERFACE_MAP_END_INHERITING(nsSVGContainerFrame)
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nsIFrame*
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NS_NewSVGContainerFrame(nsIPresShell* aPresShell,
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nsIContent* aContent,
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nsStyleContext* aContext)
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{
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return new (aPresShell) nsSVGContainerFrame(aContext);
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}
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NS_IMETHODIMP
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nsSVGContainerFrame::AppendFrames(nsIAtom* aListName,
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nsIFrame* aFrameList)
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{
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return InsertFrames(aListName, mFrames.LastChild(), aFrameList);
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}
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NS_IMETHODIMP
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nsSVGContainerFrame::InsertFrames(nsIAtom* aListName,
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nsIFrame* aPrevFrame,
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nsIFrame* aFrameList)
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{
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NS_ASSERTION(!aListName, "unexpected child list");
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NS_ASSERTION(!aPrevFrame || aPrevFrame->GetParent() == this,
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"inserting after sibling frame with different parent");
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mFrames.InsertFrames(this, aPrevFrame, aFrameList);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSVGContainerFrame::RemoveFrame(nsIAtom* aListName,
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nsIFrame* aOldFrame)
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{
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NS_ASSERTION(!aListName, "unexpected child list");
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return mFrames.DestroyFrame(aOldFrame) ? NS_OK : NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSVGContainerFrame::Init(nsIContent* aContent,
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2007-08-30 10:01:37 -07:00
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nsIFrame* aParent,
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nsIFrame* aPrevInFlow)
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2007-03-22 10:30:00 -07:00
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{
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2008-09-10 17:24:16 -07:00
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AddStateBits(NS_STATE_SVG_NONDISPLAY_CHILD | NS_STATE_SVG_PROPAGATE_TRANSFORM);
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2007-03-22 10:30:00 -07:00
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nsresult rv = nsSVGContainerFrameBase::Init(aContent, aParent, aPrevInFlow);
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return rv;
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}
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NS_IMETHODIMP
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2007-08-30 10:01:37 -07:00
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nsSVGDisplayContainerFrame::Init(nsIContent* aContent,
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nsIFrame* aParent,
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nsIFrame* aPrevInFlow)
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2007-03-22 10:30:00 -07:00
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{
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2008-09-10 17:24:16 -07:00
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AddStateBits(NS_STATE_SVG_PROPAGATE_TRANSFORM);
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2008-06-22 08:59:48 -07:00
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if (!(GetStateBits() & NS_STATE_IS_OUTER_SVG)) {
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AddStateBits(aParent->GetStateBits() & NS_STATE_SVG_NONDISPLAY_CHILD);
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}
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2007-08-30 10:01:37 -07:00
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nsresult rv = nsSVGContainerFrameBase::Init(aContent, aParent, aPrevInFlow);
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return rv;
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2007-03-22 10:30:00 -07:00
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}
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NS_IMETHODIMP
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nsSVGDisplayContainerFrame::InsertFrames(nsIAtom* aListName,
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nsIFrame* aPrevFrame,
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nsIFrame* aFrameList)
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{
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// memorize last new frame
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nsIFrame* lastNewFrame = nsnull;
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{
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nsFrameList tmpList(aFrameList);
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lastNewFrame = tmpList.LastChild();
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}
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// Insert the new frames
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nsSVGContainerFrame::InsertFrames(aListName, aPrevFrame, aFrameList);
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2007-10-19 04:07:08 -07:00
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// Call InitialUpdate on the new frames ONLY if our nsSVGOuterSVGFrame has had
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// its initial reflow (our NS_FRAME_FIRST_REFLOW bit is clear) - bug 399863.
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if (!(GetStateBits() & NS_FRAME_FIRST_REFLOW)) {
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nsIFrame* end = nsnull;
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if (lastNewFrame)
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end = lastNewFrame->GetNextSibling();
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for (nsIFrame* kid = aFrameList; kid != end;
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kid = kid->GetNextSibling()) {
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nsISVGChildFrame* SVGFrame = nsnull;
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CallQueryInterface(kid, &SVGFrame);
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if (SVGFrame) {
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SVGFrame->InitialUpdate();
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}
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2007-03-22 10:30:00 -07:00
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}
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}
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2007-10-19 04:07:08 -07:00
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2007-03-22 10:30:00 -07:00
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSVGDisplayContainerFrame::RemoveFrame(nsIAtom* aListName,
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nsIFrame* aOldFrame)
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{
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2008-03-19 14:27:33 -07:00
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if (!(GetStateBits() & NS_STATE_SVG_NONDISPLAY_CHILD)) {
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nsSVGOuterSVGFrame* outerSVGFrame = nsSVGUtils::GetOuterSVGFrame(this);
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NS_ASSERTION(outerSVGFrame, "no outer svg frame");
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if (outerSVGFrame)
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outerSVGFrame->InvalidateCoveredRegion(aOldFrame);
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2007-12-03 08:57:34 -08:00
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}
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2007-03-22 10:30:00 -07:00
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nsresult rv = nsSVGContainerFrame::RemoveFrame(aListName, aOldFrame);
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2008-04-08 05:51:19 -07:00
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if (!(GetStateBits() & NS_STATE_SVG_NONDISPLAY_CHILD)) {
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2008-03-19 14:27:33 -07:00
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nsSVGUtils::NotifyAncestorsOfFilterRegionChange(this);
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}
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2007-03-22 10:30:00 -07:00
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return rv;
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}
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//----------------------------------------------------------------------
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// nsISVGChildFrame methods
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NS_IMETHODIMP
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nsSVGDisplayContainerFrame::PaintSVG(nsSVGRenderState* aContext,
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nsIntRect *aDirtyRect)
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2007-03-22 10:30:00 -07:00
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{
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const nsStyleDisplay *display = mStyleContext->GetStyleDisplay();
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if (display->mOpacity == 0.0)
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return NS_OK;
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for (nsIFrame* kid = mFrames.FirstChild(); kid;
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kid = kid->GetNextSibling()) {
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nsSVGUtils::PaintChildWithEffects(aContext, aDirtyRect, kid);
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}
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return NS_OK;
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}
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2008-08-25 02:23:54 -07:00
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NS_IMETHODIMP_(nsIFrame*)
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nsSVGDisplayContainerFrame::GetFrameForPoint(const nsPoint &aPoint)
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2007-03-22 10:30:00 -07:00
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{
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2008-08-25 02:23:54 -07:00
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return nsSVGUtils::HitTestChildren(this, aPoint);
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2007-03-22 10:30:00 -07:00
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}
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NS_IMETHODIMP_(nsRect)
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nsSVGDisplayContainerFrame::GetCoveredRegion()
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{
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return nsSVGUtils::GetCoveredRegion(mFrames);
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}
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NS_IMETHODIMP
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nsSVGDisplayContainerFrame::UpdateCoveredRegion()
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{
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for (nsIFrame* kid = mFrames.FirstChild(); kid;
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kid = kid->GetNextSibling()) {
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nsISVGChildFrame* SVGFrame = nsnull;
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CallQueryInterface(kid, &SVGFrame);
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if (SVGFrame) {
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SVGFrame->UpdateCoveredRegion();
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}
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSVGDisplayContainerFrame::InitialUpdate()
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{
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NS_ASSERTION(GetStateBits() & NS_FRAME_FIRST_REFLOW,
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"Yikes! We've been called already! Hopefully we weren't called "
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"before our nsSVGOuterSVGFrame's initial Reflow()!!!");
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2007-03-22 10:30:00 -07:00
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for (nsIFrame* kid = mFrames.FirstChild(); kid;
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kid = kid->GetNextSibling()) {
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nsISVGChildFrame* SVGFrame = nsnull;
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CallQueryInterface(kid, &SVGFrame);
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if (SVGFrame) {
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SVGFrame->InitialUpdate();
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}
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}
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NS_ASSERTION(!(mState & NS_FRAME_IN_REFLOW),
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"We don't actually participate in reflow");
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// Do unset the various reflow bits, though.
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mState &= ~(NS_FRAME_FIRST_REFLOW | NS_FRAME_IS_DIRTY |
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NS_FRAME_HAS_DIRTY_CHILDREN);
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return NS_OK;
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}
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2008-01-25 01:27:03 -08:00
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void
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nsSVGDisplayContainerFrame::NotifySVGChanged(PRUint32 aFlags)
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{
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2008-01-25 01:27:03 -08:00
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NS_ASSERTION(aFlags & (TRANSFORM_CHANGED | COORD_CONTEXT_CHANGED),
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"Invalidation logic may need adjusting");
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if (!(aFlags & SUPPRESS_INVALIDATION) &&
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2007-12-31 06:13:34 -08:00
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!(GetStateBits() & NS_STATE_SVG_NONDISPLAY_CHILD))
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2007-06-21 08:03:30 -07:00
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nsSVGUtils::UpdateFilterRegion(this);
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2008-01-25 01:27:03 -08:00
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nsSVGUtils::NotifyChildrenOfSVGChange(this, aFlags);
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2007-03-22 10:30:00 -07:00
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}
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NS_IMETHODIMP
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nsSVGDisplayContainerFrame::NotifyRedrawSuspended()
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{
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for (nsIFrame* kid = mFrames.FirstChild(); kid;
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kid = kid->GetNextSibling()) {
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nsISVGChildFrame* SVGFrame=nsnull;
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CallQueryInterface(kid, &SVGFrame);
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if (SVGFrame) {
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SVGFrame->NotifyRedrawSuspended();
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}
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSVGDisplayContainerFrame::NotifyRedrawUnsuspended()
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{
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for (nsIFrame* kid = mFrames.FirstChild(); kid;
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kid = kid->GetNextSibling()) {
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nsISVGChildFrame* SVGFrame = nsnull;
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CallQueryInterface(kid, &SVGFrame);
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if (SVGFrame) {
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SVGFrame->NotifyRedrawUnsuspended();
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}
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSVGDisplayContainerFrame::GetBBox(nsIDOMSVGRect **_retval)
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{
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return nsSVGUtils::GetBBox(&mFrames, _retval);
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}
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2008-09-10 17:24:16 -07:00
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NS_IMETHODIMP
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nsSVGDisplayContainerFrame::SetMatrixPropagation(PRBool aPropagate)
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{
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if (aPropagate) {
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AddStateBits(NS_STATE_SVG_PROPAGATE_TRANSFORM);
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} else {
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RemoveStateBits(NS_STATE_SVG_PROPAGATE_TRANSFORM);
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}
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return NS_OK;
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}
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PRBool
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nsSVGDisplayContainerFrame::GetMatrixPropagation()
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{
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return (GetStateBits() & NS_STATE_SVG_PROPAGATE_TRANSFORM) != 0;
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}
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