2001-09-28 20:14:13 +00:00
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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2004-04-18 14:30:37 +00:00
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/* ***** BEGIN LICENSE BLOCK *****
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2001-12-12 07:59:31 +00:00
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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2000-04-01 14:38:51 +00:00
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*
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2004-04-18 14:30:37 +00:00
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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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2001-12-12 07:59:31 +00:00
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* http://www.mozilla.org/MPL/
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2000-04-01 14:38:51 +00:00
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*
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2001-09-28 20:14:13 +00:00
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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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2000-04-01 14:38:51 +00:00
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*
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Landing of SVG_20020806_BRANCH, Bug 182533. Refactoring of SVG backend, new GDI+ and Libart rendering
backends, text support on Windows (GDI+), rudimentary text support on Linux (libart/freetype2), presentation
attributes, lots of bug fixes (see bug 182533 for dependency list).
Not part of default build; code is #ifdef'ed out.
r=sicking, sr=jst for dom and htmlparser changes
r=bsmedberg, sr=tor for config changes
r=dbaron, sr=bzbarsky for content and layout changes
r=tor, sr=bzbarsky for gfx changes
2004-02-07 12:39:26 +00:00
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* The Original Code is the Mozilla SVG project.
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2000-04-01 14:38:51 +00:00
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*
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2004-04-18 14:30:37 +00:00
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* The Initial Developer of the Original Code is
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Landing of SVG_20020806_BRANCH, Bug 182533. Refactoring of SVG backend, new GDI+ and Libart rendering
backends, text support on Windows (GDI+), rudimentary text support on Linux (libart/freetype2), presentation
attributes, lots of bug fixes (see bug 182533 for dependency list).
Not part of default build; code is #ifdef'ed out.
r=sicking, sr=jst for dom and htmlparser changes
r=bsmedberg, sr=tor for config changes
r=dbaron, sr=bzbarsky for content and layout changes
r=tor, sr=bzbarsky for gfx changes
2004-02-07 12:39:26 +00:00
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* Crocodile Clips Ltd..
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* Portions created by the Initial Developer are Copyright (C) 2002
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2001-09-28 20:14:13 +00:00
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* the Initial Developer. All Rights Reserved.
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2000-04-01 14:38:51 +00:00
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*
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2001-09-28 20:14:13 +00:00
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* Contributor(s):
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2004-04-18 14:30:37 +00:00
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* Alex Fritze <alex.fritze@crocodile-clips.com> (original author)
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2001-09-28 20:14:13 +00:00
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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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2004-04-18 14:30:37 +00:00
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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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2001-09-28 20:14:13 +00:00
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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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2004-04-18 14:30:37 +00:00
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* use your version of this file under the terms of the MPL, indicate your
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2001-09-28 20:14:13 +00:00
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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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2001-12-12 07:59:31 +00:00
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* the terms of any one of the MPL, the GPL or the LGPL.
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2001-09-28 20:14:13 +00:00
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*
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2004-04-18 14:30:37 +00:00
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* ***** END LICENSE BLOCK ***** */
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2000-04-01 14:38:51 +00:00
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Landing of SVG_20020806_BRANCH, Bug 182533. Refactoring of SVG backend, new GDI+ and Libart rendering
backends, text support on Windows (GDI+), rudimentary text support on Linux (libart/freetype2), presentation
attributes, lots of bug fixes (see bug 182533 for dependency list).
Not part of default build; code is #ifdef'ed out.
r=sicking, sr=jst for dom and htmlparser changes
r=bsmedberg, sr=tor for config changes
r=dbaron, sr=bzbarsky for content and layout changes
r=tor, sr=bzbarsky for gfx changes
2004-02-07 12:39:26 +00:00
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#ifndef __NS_ISVGCHILDFRAME_H__
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#define __NS_ISVGCHILDFRAME_H__
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2000-04-01 14:38:51 +00:00
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2009-01-12 19:20:59 +00:00
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#include "nsQueryFrame.h"
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Landing of SVG_20020806_BRANCH, Bug 182533. Refactoring of SVG backend, new GDI+ and Libart rendering
backends, text support on Windows (GDI+), rudimentary text support on Linux (libart/freetype2), presentation
attributes, lots of bug fixes (see bug 182533 for dependency list).
Not part of default build; code is #ifdef'ed out.
r=sicking, sr=jst for dom and htmlparser changes
r=bsmedberg, sr=tor for config changes
r=dbaron, sr=bzbarsky for content and layout changes
r=tor, sr=bzbarsky for gfx changes
2004-02-07 12:39:26 +00:00
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#include "nsCOMPtr.h"
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2008-08-25 09:23:54 +00:00
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#include "nsRect.h"
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2009-04-29 04:31:34 +00:00
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#include "gfxRect.h"
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#include "gfxMatrix.h"
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2001-12-12 07:59:31 +00:00
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2006-11-27 17:30:57 +00:00
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class gfxContext;
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2012-03-02 08:28:59 +00:00
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class nsRenderingContext;
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2000-04-01 14:38:51 +00:00
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2010-12-03 16:40:23 +00:00
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namespace mozilla {
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class SVGAnimatedNumberList;
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class SVGNumberList;
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class SVGAnimatedLengthList;
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class SVGLengthList;
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class SVGUserUnitList;
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}
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2012-03-10 19:28:24 +00:00
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/**
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* This class is not particularly well named. It is inherited by some, but
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* not all SVG frame classes that can be descendants of an
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* nsSVGOuterSVGFrame in the frame tree. Note specifically that SVG container
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* frames that do not inherit nsSVGDisplayContainerFrame do not inherit this
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* class (so that's classes that only inherit nsSVGContainerFrame).
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*/
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2009-01-12 19:20:59 +00:00
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class nsISVGChildFrame : public nsQueryFrame
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{
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public:
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2010-12-03 16:40:23 +00:00
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typedef mozilla::SVGAnimatedNumberList SVGAnimatedNumberList;
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typedef mozilla::SVGNumberList SVGNumberList;
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typedef mozilla::SVGAnimatedLengthList SVGAnimatedLengthList;
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typedef mozilla::SVGLengthList SVGLengthList;
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typedef mozilla::SVGUserUnitList SVGUserUnitList;
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2009-09-12 16:49:24 +00:00
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NS_DECL_QUERYFRAME_TARGET(nsISVGChildFrame)
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2006-06-30 19:19:42 +00:00
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// Paint this frame - aDirtyRect is the area being redrawn, in frame
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// offset pixel coordinates
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2012-03-02 08:28:59 +00:00
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NS_IMETHOD PaintSVG(nsRenderingContext* aContext,
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2008-10-20 08:42:03 +00:00
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const nsIntRect *aDirtyRect)=0;
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2005-04-19 03:48:10 +00:00
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// Check if this frame or children contain the given point,
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2008-08-25 09:23:54 +00:00
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// specified in app units relative to the origin of the outer
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2005-04-19 03:48:10 +00:00
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// svg frame (origin ill-defined in the case of borders - bug
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2008-08-25 09:23:54 +00:00
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// 290770). See bug 290852 for foreignObject complications.
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NS_IMETHOD_(nsIFrame*) GetFrameForPoint(const nsPoint &aPoint)=0;
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2005-04-19 03:48:10 +00:00
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2008-08-25 09:23:54 +00:00
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// Get bounds in our gfxContext's coordinates space (in app units)
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2006-06-09 18:08:33 +00:00
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NS_IMETHOD_(nsRect) GetCoveredRegion()=0;
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NS_IMETHOD UpdateCoveredRegion()=0;
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2007-10-19 11:07:08 +00:00
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2007-12-20 14:26:34 +00:00
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// Called once on SVG child frames except descendants of <defs>, either
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// when their nsSVGOuterSVGFrame receives its initial reflow (i.e. once
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// the SVG viewport dimensions are known), or else when they're inserted
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// into the frame tree (if they're inserted after the initial reflow).
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Landing of SVG_20020806_BRANCH, Bug 182533. Refactoring of SVG backend, new GDI+ and Libart rendering
backends, text support on Windows (GDI+), rudimentary text support on Linux (libart/freetype2), presentation
attributes, lots of bug fixes (see bug 182533 for dependency list).
Not part of default build; code is #ifdef'ed out.
r=sicking, sr=jst for dom and htmlparser changes
r=bsmedberg, sr=tor for config changes
r=dbaron, sr=bzbarsky for content and layout changes
r=tor, sr=bzbarsky for gfx changes
2004-02-07 12:39:26 +00:00
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NS_IMETHOD InitialUpdate()=0;
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2007-10-19 11:07:08 +00:00
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2008-01-25 09:27:03 +00:00
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// Flags to pass to NotifySVGChange:
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//
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2012-03-11 15:53:36 +00:00
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// DO_NOT_NOTIFY_RENDERING_OBSERVERS - this should only be used when
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// updating the descendant frames of a clipPath,
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// mask, pattern or marker frame (or other similar
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// NS_STATE_SVG_NONDISPLAY_CHILD frame) immediately
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// prior to painting that frame's descendants.
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2008-01-25 09:27:03 +00:00
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// TRANSFORM_CHANGED - the current transform matrix for this frame has changed
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// COORD_CONTEXT_CHANGED - the dimensions of this frame's coordinate context has
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// changed (percentage lengths must be reevaluated)
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enum SVGChangedFlags {
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2012-03-11 15:53:36 +00:00
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DO_NOT_NOTIFY_RENDERING_OBSERVERS = 0x01,
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2008-01-25 09:27:03 +00:00
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TRANSFORM_CHANGED = 0x02,
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COORD_CONTEXT_CHANGED = 0x04
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};
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virtual void NotifySVGChanged(PRUint32 aFlags)=0;
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2000-04-01 14:38:51 +00:00
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2009-04-29 04:31:34 +00:00
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/**
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* Get this frame's contribution to the rect returned by a GetBBox() call
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2010-05-13 12:19:50 +00:00
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* that occurred either on this element, or on one of its ancestors.
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2009-04-29 04:31:34 +00:00
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*
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* SVG defines an element's bbox to be the element's fill bounds in the
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* userspace established by that element. By allowing callers to pass in the
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* transform from the userspace established by this element to the userspace
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* established by an an ancestor, this method allows callers to obtain this
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* element's fill bounds in the userspace established by that ancestor
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* instead. In that case, since we return the bounds in a different userspace
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* (the ancestor's), the bounds we return are not this element's bbox, but
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* rather this element's contribution to the bbox of the ancestor.
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*
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* @param aToBBoxUserspace The transform from the userspace established by
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* this element to the userspace established by the ancestor on which
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* getBBox was called. This will be the identity matrix if we are the
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* element on which getBBox was called.
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2011-09-30 09:25:37 +00:00
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*
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* @param aFlags Flags indicating whether, stroke, for example, should be
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* included in the bbox calculation.
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2009-04-29 04:31:34 +00:00
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*/
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2011-09-30 09:25:37 +00:00
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virtual gfxRect GetBBoxContribution(const gfxMatrix &aToBBoxUserspace,
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PRUint32 aFlags) = 0;
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2006-06-28 22:04:48 +00:00
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// Are we a container frame?
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2011-09-29 06:19:26 +00:00
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NS_IMETHOD_(bool) IsDisplayContainer()=0;
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2006-06-30 19:19:42 +00:00
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// Does this frame have an current covered region in mRect (aka GetRect())?
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2011-09-29 06:19:26 +00:00
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NS_IMETHOD_(bool) HasValidCoveredRect()=0;
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2000-04-01 14:38:51 +00:00
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};
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Landing of SVG_20020806_BRANCH, Bug 182533. Refactoring of SVG backend, new GDI+ and Libart rendering
backends, text support on Windows (GDI+), rudimentary text support on Linux (libart/freetype2), presentation
attributes, lots of bug fixes (see bug 182533 for dependency list).
Not part of default build; code is #ifdef'ed out.
r=sicking, sr=jst for dom and htmlparser changes
r=bsmedberg, sr=tor for config changes
r=dbaron, sr=bzbarsky for content and layout changes
r=tor, sr=bzbarsky for gfx changes
2004-02-07 12:39:26 +00:00
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#endif // __NS_ISVGCHILDFRAME_H__
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