/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ----- BEGIN LICENSE BLOCK -----
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.1 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is the Mozilla SVG project.
 *
 * The Initial Developer of the Original Code is 
 * Crocodile Clips Ltd..
 * Portions created by the Initial Developer are Copyright (C) 2001
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *    Alex Fritze <alex.fritze@crocodile-clips.com> (original author)
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or 
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the NPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ----- END LICENSE BLOCK ----- */

#include "nsSVGGraphicElement.h"
#include "nsSVGAtoms.h"
#include "nsSVGPathSegList.h"
#include "nsIDOMSVGPathElement.h"
#include "nsIDOMSVGAnimatedPathData.h"
#include "nsIDOMSVGPathSeg.h"
#include "nsSVGPathSeg.h"
#include "nsCOMPtr.h"

typedef nsSVGGraphicElement nsSVGPathElementBase;

class nsSVGPathElement : public nsSVGPathElementBase,
                         public nsIDOMSVGPathElement,
                         public nsIDOMSVGAnimatedPathData
{
protected:
  friend nsresult NS_NewSVGPathElement(nsIContent **aResult,
                                       nsINodeInfo *aNodeInfo);
  nsSVGPathElement();
  virtual ~nsSVGPathElement();
  nsresult Init(nsINodeInfo* aNodeInfo);
  
public:
  // interfaces:
  
  NS_DECL_ISUPPORTS_INHERITED
  NS_DECL_NSIDOMSVGPATHELEMENT
  NS_DECL_NSIDOMSVGANIMATEDPATHDATA

  // xxx I wish we could use virtual inheritance
  NS_FORWARD_NSIDOMNODE_NO_CLONENODE(nsSVGPathElementBase::)
  NS_FORWARD_NSIDOMELEMENT(nsSVGPathElementBase::)
  NS_FORWARD_NSIDOMSVGELEMENT(nsSVGPathElementBase::)
  
protected:
  nsCOMPtr<nsIDOMSVGPathSegList> mSegments;
};


nsresult NS_NewSVGPathElement(nsIContent **aResult, nsINodeInfo *aNodeInfo)
{
  *aResult = nsnull;
  nsSVGPathElement* it = new nsSVGPathElement();

  if (!it) return NS_ERROR_OUT_OF_MEMORY;
  NS_ADDREF(it);

  nsresult rv = it->Init(aNodeInfo);

  if (NS_FAILED(rv)) {
    it->Release();
    return rv;
  }
  
  *aResult = it;

  return NS_OK;
}

//----------------------------------------------------------------------
// nsISupports methods

NS_IMPL_ADDREF_INHERITED(nsSVGPathElement,nsSVGPathElementBase)
NS_IMPL_RELEASE_INHERITED(nsSVGPathElement,nsSVGPathElementBase)

NS_INTERFACE_MAP_BEGIN(nsSVGPathElement)
  NS_INTERFACE_MAP_ENTRY(nsIDOMNode)
  NS_INTERFACE_MAP_ENTRY(nsIDOMElement)
  NS_INTERFACE_MAP_ENTRY(nsIDOMSVGElement)
  NS_INTERFACE_MAP_ENTRY(nsIDOMSVGPathElement)
  NS_INTERFACE_MAP_ENTRY(nsIDOMSVGAnimatedPathData)
  NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(SVGPathElement)
NS_INTERFACE_MAP_END_INHERITING(nsSVGPathElementBase)

//----------------------------------------------------------------------
// Implementation

nsSVGPathElement::nsSVGPathElement()
{

}

nsSVGPathElement::~nsSVGPathElement()
{
}

  
nsresult
nsSVGPathElement::Init(nsINodeInfo* aNodeInfo)
{
  nsresult rv = nsSVGPathElementBase::Init(aNodeInfo);
  NS_ENSURE_SUCCESS(rv,rv);

  // Create mapped properties:

  // d #REQUIRED
  rv = NS_NewSVGPathSegList(getter_AddRefs(mSegments));
  NS_ENSURE_SUCCESS(rv,rv);
  rv = AddMappedSVGValue(nsSVGAtoms::d, mSegments);
  NS_ENSURE_SUCCESS(rv,rv);
  
    
  return NS_OK;
}

//----------------------------------------------------------------------
// nsIDOMNode methods

NS_IMETHODIMP
nsSVGPathElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
{
  *aReturn = nsnull;
  nsSVGPathElement* it = new nsSVGPathElement();

  if (!it) return NS_ERROR_OUT_OF_MEMORY;
  NS_ADDREF(it);

  nsresult rv = it->Init(mNodeInfo);

  if (NS_FAILED(rv)) {
    it->Release();
    return rv;
  }

  rv = CopyNode(it, aDeep);

  if (NS_FAILED(rv)) {
    it->Release();
    return rv;
  }
 
  *aReturn = it;

  return NS_OK; 
}


//----------------------------------------------------------------------
// nsIDOMSVGPathElement methods:

/* readonly attribute nsIDOMSVGAnimatedNumber pathLength; */
NS_IMETHODIMP
nsSVGPathElement::GetPathLength(nsIDOMSVGAnimatedNumber * *aPathLength)
{
  return NS_ERROR_NOT_IMPLEMENTED;
}

/* float getTotalLength (); */
NS_IMETHODIMP
nsSVGPathElement::GetTotalLength(float *_retval)
{
  return NS_ERROR_NOT_IMPLEMENTED;
}

/* nsIDOMSVGPoint getPointAtLength (in float distance); */
NS_IMETHODIMP
nsSVGPathElement::GetPointAtLength(float distance, nsIDOMSVGPoint **_retval)
{
  return NS_ERROR_NOT_IMPLEMENTED;
}

/* unsigned long getPathSegAtLength (in float distance); */
NS_IMETHODIMP
nsSVGPathElement::GetPathSegAtLength(float distance, PRUint32 *_retval)
{
  return NS_ERROR_NOT_IMPLEMENTED;
}

/* nsIDOMSVGPathSegClosePath createSVGPathSegClosePath (); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegClosePath(nsIDOMSVGPathSegClosePath **_retval)
{
  return NS_NewSVGPathSegClosePath(_retval);
}

/* nsIDOMSVGPathSegMovetoAbs createSVGPathSegMovetoAbs (in float x, in float y); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegMovetoAbs(float x, float y, nsIDOMSVGPathSegMovetoAbs **_retval)
{
  return NS_NewSVGPathSegMovetoAbs(_retval, x, y);
}

/* nsIDOMSVGPathSegMovetoRel createSVGPathSegMovetoRel (in float x, in float y); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegMovetoRel(float x, float y, nsIDOMSVGPathSegMovetoRel **_retval)
{
  return NS_NewSVGPathSegMovetoRel(_retval, x, y);
}

/* nsIDOMSVGPathSegLinetoAbs createSVGPathSegLinetoAbs (in float x, in float y); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegLinetoAbs(float x, float y, nsIDOMSVGPathSegLinetoAbs **_retval)
{
  return NS_NewSVGPathSegLinetoAbs(_retval, x, y);
}

/* nsIDOMSVGPathSegLinetoRel createSVGPathSegLinetoRel (in float x, in float y); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegLinetoRel(float x, float y, nsIDOMSVGPathSegLinetoRel **_retval)
{
  return NS_NewSVGPathSegLinetoRel(_retval, x, y);
}

/* nsIDOMSVGPathSegCurvetoCubicAbs createSVGPathSegCurvetoCubicAbs (in float x, in float y, in float x1, in float y1, in float x2, in float y2); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegCurvetoCubicAbs(float x, float y, float x1, float y1, float x2, float y2, nsIDOMSVGPathSegCurvetoCubicAbs **_retval)
{
  return NS_NewSVGPathSegCurvetoCubicAbs(_retval, x, y, x1, y1, x2, y2);
}

/* nsIDOMSVGPathSegCurvetoCubicRel createSVGPathSegCurvetoCubicRel (in float x, in float y, in float x1, in float y1, in float x2, in float y2); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegCurvetoCubicRel(float x, float y, float x1, float y1, float x2, float y2, nsIDOMSVGPathSegCurvetoCubicRel **_retval)
{
  return NS_NewSVGPathSegCurvetoCubicRel(_retval, x, y, x1, y1, x2, y2);
}

/* nsIDOMSVGPathSegCurvetoQuadraticAbs createSVGPathSegCurvetoQuadraticAbs (in float x, in float y, in float x1, in float y1); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegCurvetoQuadraticAbs(float x, float y, float x1, float y1, nsIDOMSVGPathSegCurvetoQuadraticAbs **_retval)
{
  return NS_NewSVGPathSegCurvetoQuadraticAbs(_retval, x, y, x1, y1);
}

/* nsIDOMSVGPathSegCurvetoQuadraticRel createSVGPathSegCurvetoQuadraticRel (in float x, in float y, in float x1, in float y1); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegCurvetoQuadraticRel(float x, float y, float x1, float y1, nsIDOMSVGPathSegCurvetoQuadraticRel **_retval)
{
  return NS_NewSVGPathSegCurvetoQuadraticRel(_retval, x, y, x1, y1);
}

/* nsIDOMSVGPathSegArcAbs createSVGPathSegArcAbs (in float x, in float y, in float r1, in float r2, in float angle, in boolean largeArcFlag, in boolean sweepFlag); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegArcAbs(float x, float y, float r1, float r2, float angle, PRBool largeArcFlag, PRBool sweepFlag, nsIDOMSVGPathSegArcAbs **_retval)
{
  return NS_NewSVGPathSegArcAbs(_retval, x, y, r1, r2, angle, largeArcFlag, sweepFlag);
}

/* nsIDOMSVGPathSegArcRel createSVGPathSegArcRel (in float x, in float y, in float r1, in float r2, in float angle, in boolean largeArcFlag, in boolean sweepFlag); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegArcRel(float x, float y, float r1, float r2, float angle, PRBool largeArcFlag, PRBool sweepFlag, nsIDOMSVGPathSegArcRel **_retval)
{
  return NS_NewSVGPathSegArcRel(_retval, x, y, r1, r2, angle, largeArcFlag, sweepFlag);
}

/* nsIDOMSVGPathSegLinetoHorizontalAbs createSVGPathSegLinetoHorizontalAbs (in float x); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegLinetoHorizontalAbs(float x, nsIDOMSVGPathSegLinetoHorizontalAbs **_retval)
{
  return NS_NewSVGPathSegLinetoHorizontalAbs(_retval, x);
}

/* nsIDOMSVGPathSegLinetoHorizontalRel createSVGPathSegLinetoHorizontalRel (in float x); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegLinetoHorizontalRel(float x, nsIDOMSVGPathSegLinetoHorizontalRel **_retval)
{
  return NS_NewSVGPathSegLinetoHorizontalRel(_retval, x);
}

/* nsIDOMSVGPathSegLinetoVerticalAbs createSVGPathSegLinetoVerticalAbs (in float y); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegLinetoVerticalAbs(float y, nsIDOMSVGPathSegLinetoVerticalAbs **_retval)
{
  return NS_NewSVGPathSegLinetoVerticalAbs(_retval, y);
}

/* nsIDOMSVGPathSegLinetoVerticalRel createSVGPathSegLinetoVerticalRel (in float y); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegLinetoVerticalRel(float y, nsIDOMSVGPathSegLinetoVerticalRel **_retval)
{
  return NS_NewSVGPathSegLinetoVerticalRel(_retval, y);
}

/* nsIDOMSVGPathSegCurvetoCubicSmoothAbs createSVGPathSegCurvetoCubicSmoothAbs (in float x, in float y, in float x2, in float y2); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegCurvetoCubicSmoothAbs(float x, float y, float x2, float y2, nsIDOMSVGPathSegCurvetoCubicSmoothAbs **_retval)
{
  return NS_NewSVGPathSegCurvetoCubicSmoothAbs(_retval, x, y, x2, y2);
}

/* nsIDOMSVGPathSegCurvetoCubicSmoothRel createSVGPathSegCurvetoCubicSmoothRel (in float x, in float y, in float x2, in float y2); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegCurvetoCubicSmoothRel(float x, float y, float x2, float y2, nsIDOMSVGPathSegCurvetoCubicSmoothRel **_retval)
{
  return NS_NewSVGPathSegCurvetoCubicSmoothRel(_retval, x, y, x2, y2);
}

/* nsIDOMSVGPathSegCurvetoQuadraticSmoothAbs createSVGPathSegCurvetoQuadraticSmoothAbs (in float x, in float y); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegCurvetoQuadraticSmoothAbs(float x, float y, nsIDOMSVGPathSegCurvetoQuadraticSmoothAbs **_retval)
{
  return NS_NewSVGPathSegCurvetoQuadraticSmoothAbs(_retval, x, y);
}

/* nsIDOMSVGPathSegCurvetoQuadraticSmoothRel createSVGPathSegCurvetoQuadraticSmoothRel (in float x, in float y); */
NS_IMETHODIMP
nsSVGPathElement::CreateSVGPathSegCurvetoQuadraticSmoothRel(float x, float y, nsIDOMSVGPathSegCurvetoQuadraticSmoothRel **_retval)
{
  return NS_NewSVGPathSegCurvetoQuadraticSmoothRel(_retval, x, y);
}


//----------------------------------------------------------------------
// nsIDOMSVGAnimatedPathData methods:

/* readonly attribute nsIDOMSVGPathSegList pathSegList; */
NS_IMETHODIMP nsSVGPathElement::GetPathSegList(nsIDOMSVGPathSegList * *aPathSegList)
{
  *aPathSegList = mSegments;
  NS_ADDREF(*aPathSegList);
  return NS_OK;
}

/* readonly attribute nsIDOMSVGPathSegList normalizedPathSegList; */
NS_IMETHODIMP nsSVGPathElement::GetNormalizedPathSegList(nsIDOMSVGPathSegList * *aNormalizedPathSegList)
{
  return NS_ERROR_NOT_IMPLEMENTED;
}

/* readonly attribute nsIDOMSVGPathSegList animatedPathSegList; */
NS_IMETHODIMP nsSVGPathElement::GetAnimatedPathSegList(nsIDOMSVGPathSegList * *aAnimatedPathSegList)
{
  *aAnimatedPathSegList = mSegments;
  NS_ADDREF(*aAnimatedPathSegList);
  return NS_OK;
}

/* readonly attribute nsIDOMSVGPathSegList animatedNormalizedPathSegList; */
NS_IMETHODIMP nsSVGPathElement::GetAnimatedNormalizedPathSegList(nsIDOMSVGPathSegList * *aAnimatedNormalizedPathSegList)
{
  return NS_ERROR_NOT_IMPLEMENTED;
}