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lightning-sunbird  0.9+nobinonly
nsSVGClipPathFrame.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 IBM Corporation.
00018  * Portions created by the Initial Developer are Copyright (C) 2004
00019  * the Initial Developer. All Rights Reserved.
00020  *
00021  * Contributor(s):
00022  *
00023  * Alternatively, the contents of this file may be used under the terms of
00024  * either the GNU General Public License Version 2 or later (the "GPL"), or
00025  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00026  * in which case the provisions of the GPL or the LGPL are applicable instead
00027  * of those above. If you wish to allow use of your version of this file only
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00034  *
00035  * ***** END LICENSE BLOCK ***** */
00036 
00037 #include "nsSVGDefsFrame.h"
00038 #include "nsLayoutAtoms.h"
00039 
00040 #define NS_SVGCLIPPATHFRAME_CID \
00041 {0xb497bbe2, 0x4434, 0x4d96, {0x9c, 0xe8, 0xf2, 0xad, 0xd1, 0x1f, 0x1d, 0x26}}
00042 
00043 typedef nsSVGDefsFrame nsSVGClipPathFrameBase;
00044 
00045 class nsSVGClipPathFrame : public nsSVGClipPathFrameBase
00046 {
00047   friend nsresult
00048   NS_NewSVGClipPathFrame(nsIPresShell* aPresShell, nsIContent* aContent, nsIFrame** aNewFrame);
00049 
00050   virtual ~nsSVGClipPathFrame();
00051   NS_IMETHOD InitSVG();
00052 
00053  public:
00054   NS_DECL_ISUPPORTS
00055 
00056   NS_DEFINE_STATIC_CID_ACCESSOR(NS_SVGCLIPPATHFRAME_CID)
00057   NS_DEFINE_STATIC_IID_ACCESSOR(NS_SVGCLIPPATHFRAME_CID)
00058 
00059   NS_IMETHOD ClipPaint(nsISVGRendererCanvas* canvas,
00060                        nsISVGChildFrame* aParent,
00061                        nsCOMPtr<nsIDOMSVGMatrix> aMatrix);
00062 
00063   NS_IMETHOD ClipHitTest(nsISVGChildFrame* aParent,
00064                          nsCOMPtr<nsIDOMSVGMatrix> aMatrix,
00065                          float aX, float aY, PRBool *aHit);
00071   virtual nsIAtom* GetType() const;
00072 
00073 #ifdef DEBUG
00074   NS_IMETHOD GetFrameName(nsAString& aResult) const
00075   {
00076     return MakeFrameName(NS_LITERAL_STRING("SVGClipPath"), aResult);
00077   }
00078 #endif
00079 
00080  private:
00081   nsISVGChildFrame *mClipParent;
00082   nsCOMPtr<nsIDOMSVGMatrix> mClipParentMatrix;
00083 
00084   // nsISVGContainerFrame interface:
00085   already_AddRefed<nsIDOMSVGMatrix> GetCanvasTM();
00086 
00087   // recursion prevention flag
00088   PRPackedBool mInUse;  
00089 };
00090 
00091 nsresult
00092 NS_GetSVGClipPathFrame(nsSVGClipPathFrame **aResult, nsIURI *aURI, nsIContent *aContent);