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nsSVGGenericContainerFrame.h
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
00003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License. You may obtain a copy of the License at
00008  * http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * The Original Code is the Mozilla SVG project.
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Crocodile Clips Ltd..
00019  * Portions created by the Initial Developer are Copyright (C) 2001
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *   Alex Fritze <alex.fritze@crocodile-clips.com> (original author)
00024  *
00025  * Alternatively, the contents of this file may be used under the terms of
00026  * either of the GNU General Public License Version 2 or later (the "GPL"),
00027  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00028  * in which case the provisions of the GPL or the LGPL are applicable instead
00029  * of those above. If you wish to allow use of your version of this file only
00030  * under the terms of either the GPL or the LGPL, and not to allow others to
00031  * use your version of this file under the terms of the MPL, indicate your
00032  * decision by deleting the provisions above and replace them with the notice
00033  * and other provisions required by the GPL or the LGPL. If you do not delete
00034  * the provisions above, a recipient may use your version of this file under
00035  * the terms of any one of the MPL, the GPL or the LGPL.
00036  *
00037  * ***** END LICENSE BLOCK ***** */
00038 
00039 #ifndef __NS_SVGGENERICCONTAINERFRAME_H__
00040 #define __NS_SVGGENERICCONTAINERFRAME_H__
00041 
00042 #include "nsContainerFrame.h"
00043 #include "nsIDOMSVGGElement.h"
00044 #include "nsPresContext.h"
00045 #include "nsISVGChildFrame.h"
00046 #include "nsISVGContainerFrame.h"
00047 #include "nsISVGRendererCanvas.h"
00048 #include "nsISVGOuterSVGFrame.h"
00049 #include "nsLayoutAtoms.h"
00050 
00051 typedef nsContainerFrame nsSVGGenericContainerFrameBase;
00052 
00053 class nsSVGGenericContainerFrame : public nsSVGGenericContainerFrameBase,
00054                                    public nsISVGChildFrame,
00055                                    public nsISVGContainerFrame
00056 {
00057   friend nsresult
00058   NS_NewSVGGenericContainerFrame(nsIPresShell* aPresShell, nsIContent* aContent, nsIFrame** aNewFrame);
00059 protected:
00060   nsSVGGenericContainerFrame();
00061   virtual ~nsSVGGenericContainerFrame();
00062   nsresult Init();
00063   
00064    // nsISupports interface:
00065   NS_IMETHOD QueryInterface(const nsIID& aIID, void** aInstancePtr);
00066 private:
00067   NS_IMETHOD_(nsrefcnt) AddRef() { return NS_OK; }
00068   NS_IMETHOD_(nsrefcnt) Release() { return NS_OK; }  
00069 public:
00070   // nsIFrame:
00071   
00072   NS_IMETHOD  AppendFrames(nsIAtom*        aListName,
00073                            nsIFrame*       aFrameList);
00074   NS_IMETHOD  InsertFrames(nsIAtom*        aListName,
00075                            nsIFrame*       aPrevFrame,
00076                            nsIFrame*       aFrameList);
00077   NS_IMETHOD  RemoveFrame(nsIAtom*        aListName,
00078                           nsIFrame*       aOldFrame);
00079   NS_IMETHOD  ReplaceFrame(nsIAtom*        aListName,
00080                            nsIFrame*       aOldFrame,
00081                            nsIFrame*       aNewFrame);
00082   NS_IMETHOD Init(nsPresContext*  aPresContext,
00083                   nsIContent*      aContent,
00084                   nsIFrame*        aParent,
00085                   nsStyleContext*  aContext,
00086                   nsIFrame*        aPrevInFlow);
00087 
00088   NS_IMETHOD  AttributeChanged(nsIContent*     aChild,
00089                                PRInt32         aNameSpaceID,
00090                                nsIAtom*        aAttribute,
00091                                PRInt32         aModType);
00097   virtual nsIAtom* GetType() const;
00098   virtual PRBool IsFrameOfType(PRUint32 aFlags) const;
00099 
00100 #ifdef DEBUG
00101   NS_IMETHOD GetFrameName(nsAString& aResult) const
00102   {
00103     return MakeFrameName(NS_LITERAL_STRING("SVGGenericContainer"), aResult);
00104   }
00105 #endif
00106 
00107   // nsISVGChildFrame interface:
00108   NS_IMETHOD PaintSVG(nsISVGRendererCanvas* canvas, const nsRect& dirtyRectTwips);
00109   NS_IMETHOD GetFrameForPointSVG(float x, float y, nsIFrame** hit);  
00110   NS_IMETHOD_(already_AddRefed<nsISVGRendererRegion>) GetCoveredRegion();
00111   NS_IMETHOD InitialUpdate();
00112   NS_IMETHOD NotifyCanvasTMChanged();
00113   NS_IMETHOD NotifyRedrawSuspended();
00114   NS_IMETHOD NotifyRedrawUnsuspended();
00115   NS_IMETHOD SetMatrixPropagation(PRBool aPropagate) { return NS_ERROR_FAILURE; }
00116   NS_IMETHOD GetBBox(nsIDOMSVGRect **_retval);
00117   
00118   // nsISVGContainerFrame interface:
00119   nsISVGOuterSVGFrame*GetOuterSVGFrame();
00120   already_AddRefed<nsIDOMSVGMatrix> GetCanvasTM();
00121   already_AddRefed<nsSVGCoordCtxProvider> GetCoordContextProvider();
00122 };
00123 
00124 #endif // __NS_SVGGENERICCONTAINERFRAME_H__