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
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* Crocodile Clips Ltd..
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* Portions created by the Initial Developer are Copyright (C) 2001
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Alex Fritze <alex.fritze@crocodile-clips.com> (original author)
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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 of the GNU General Public License Version 2 or later (the "GPL"),
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* or 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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#ifndef NSSVGFOREIGNOBJECTFRAME_H__
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#define NSSVGFOREIGNOBJECTFRAME_H__
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2007-06-21 16:01:10 -07:00
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#include "nsContainerFrame.h"
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2007-03-22 10:30:00 -07:00
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#include "nsISVGChildFrame.h"
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#include "nsIDOMSVGMatrix.h"
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#include "nsRegion.h"
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2007-05-05 04:11:07 -07:00
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#include "nsIPresShell.h"
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2007-03-22 10:30:00 -07:00
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2008-09-18 02:47:21 -07:00
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class nsSVGOuterSVGFrame;
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2007-03-22 10:30:00 -07:00
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typedef nsContainerFrame nsSVGForeignObjectFrameBase;
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class nsSVGForeignObjectFrame : public nsSVGForeignObjectFrameBase,
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public nsISVGChildFrame
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{
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friend nsIFrame*
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NS_NewSVGForeignObjectFrame(nsIPresShell* aPresShell, nsIContent* aContent, nsStyleContext* aContext);
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protected:
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nsSVGForeignObjectFrame(nsStyleContext* aContext);
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2009-01-09 08:35:24 -08:00
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// nsISupports interface:
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NS_IMETHOD QueryInterface(const nsIID& aIID, void** aInstancePtr);
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private:
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NS_IMETHOD_(nsrefcnt) AddRef() { return 1; }
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NS_IMETHOD_(nsrefcnt) Release() { return 1; }
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2008-11-05 11:25:30 -08:00
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2009-01-09 08:35:24 -08:00
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public:
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// nsIFrame:
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NS_IMETHOD Init(nsIContent* aContent,
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nsIFrame* aParent,
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nsIFrame* aPrevInFlow);
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virtual void Destroy();
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NS_IMETHOD AttributeChanged(PRInt32 aNameSpaceID,
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nsIAtom* aAttribute,
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PRInt32 aModType);
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virtual nsIFrame* GetContentInsertionFrame() {
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return GetFirstChild(nsnull)->GetContentInsertionFrame();
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}
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NS_IMETHOD Reflow(nsPresContext* aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus);
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2008-09-13 02:42:11 -07:00
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/**
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* Foreign objects are always transformed.
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*/
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virtual PRBool IsTransformed() const
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{
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return PR_TRUE;
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}
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/**
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* Foreign objects can return a transform matrix.
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*/
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virtual gfxMatrix GetTransformMatrix(nsIFrame **aOutAncestor);
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2007-03-22 10:30:00 -07:00
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/**
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* Get the "type" of the frame
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*
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* @see nsGkAtoms::svgForeignObjectFrame
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*/
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virtual nsIAtom* GetType() const;
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virtual PRBool IsFrameOfType(PRUint32 aFlags) const
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{
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return nsSVGForeignObjectFrameBase::IsFrameOfType(aFlags &
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~(nsIFrame::eSVG | nsIFrame::eSVGForeignObject));
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}
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virtual void InvalidateInternal(const nsRect& aDamageRect,
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nscoord aX, nscoord aY, nsIFrame* aForChild,
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PRUint32 aFlags);
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2007-03-22 10:30:00 -07:00
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#ifdef DEBUG
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NS_IMETHOD GetFrameName(nsAString& aResult) const
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{
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return MakeFrameName(NS_LITERAL_STRING("SVGForeignObject"), aResult);
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}
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#endif
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// nsISVGChildFrame interface:
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2008-10-20 01:42:03 -07:00
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NS_IMETHOD PaintSVG(nsSVGRenderState *aContext,
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const nsIntRect *aDirtyRect);
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2008-08-25 02:23:54 -07:00
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NS_IMETHOD_(nsIFrame*) GetFrameForPoint(const nsPoint &aPoint);
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2007-03-22 10:30:00 -07:00
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NS_IMETHOD_(nsRect) GetCoveredRegion();
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NS_IMETHOD UpdateCoveredRegion();
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NS_IMETHOD InitialUpdate();
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2008-01-25 01:27:03 -08:00
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virtual void NotifySVGChanged(PRUint32 aFlags);
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NS_IMETHOD NotifyRedrawSuspended();
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NS_IMETHOD NotifyRedrawUnsuspended();
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NS_IMETHOD SetMatrixPropagation(PRBool aPropagate);
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2008-09-10 17:24:16 -07:00
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virtual PRBool GetMatrixPropagation();
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2007-03-22 10:30:00 -07:00
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NS_IMETHOD GetBBox(nsIDOMSVGRect **_retval);
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NS_IMETHOD_(PRBool) IsDisplayContainer() { return PR_TRUE; }
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NS_IMETHOD_(PRBool) HasValidCoveredRect() { return PR_FALSE; }
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// foreignobject public methods
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/**
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* @param aPt a point in the app unit coordinate system of the SVG outer frame
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* Transforms the point to a point in this frame's app unit coordinate system
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*/
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nsPoint TransformPointFromOuter(nsPoint aPt);
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already_AddRefed<nsIDOMSVGMatrix> GetCanvasTM();
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2007-11-20 01:10:18 -08:00
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// This method allows our nsSVGOuterSVGFrame to reflow us as necessary.
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void MaybeReflowFromOuterSVGFrame();
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2007-03-22 10:30:00 -07:00
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protected:
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// implementation helpers:
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void DoReflow();
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2007-05-05 04:11:07 -07:00
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void RequestReflow(nsIPresShell::IntrinsicDirty aType);
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2007-03-22 10:30:00 -07:00
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void UpdateGraphic();
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already_AddRefed<nsIDOMSVGMatrix> GetTMIncludingOffset();
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2008-08-25 02:23:54 -07:00
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nsresult TransformPointFromOuterPx(const nsPoint &aIn, nsPoint* aOut);
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2008-09-18 02:47:21 -07:00
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void InvalidateDirtyRect(nsSVGOuterSVGFrame* aOuter,
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const nsRect& aRect, PRUint32 aFlags);
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2007-03-22 10:30:00 -07:00
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void FlushDirtyRegion();
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2007-06-25 01:31:31 -07:00
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// If width or height is less than or equal to zero we must disable rendering
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PRBool IsDisabled() const { return mRect.width <= 0 || mRect.height <= 0; }
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2007-03-22 10:30:00 -07:00
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nsCOMPtr<nsIDOMSVGMatrix> mCanvasTM;
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2008-09-18 02:47:21 -07:00
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// Damage area due to in-this-doc invalidation
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nsRegion mSameDocDirtyRegion;
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// Damage area due to cross-doc invalidation
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nsRegion mCrossDocDirtyRegion;
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2007-03-22 10:30:00 -07:00
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PRPackedBool mInReflow;
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};
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#endif
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