/* -*- Mode: IDL; 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
 * Scooter Morris.
 * Portions created by the Initial Developer are Copyright (C) 2004
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Scooter Morris <scootermorris@comcast.net>
 *
 * 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 MPL, 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 "nsIDOMSVGElement.idl"

/**
 * The nsIDOMSVGGradientElement interface is the interface to an SVG
 * gradient element.
 *
 * For more information on this interface please see
 * http://www.w3.org/TR/SVG11/pservers.html
 *
 */

interface nsIDOMSVGAnimatedEnumeration;
interface nsIDOMSVGAnimatedTransformList;

[scriptable, uuid(988b2de4-137b-4bb8-a15e-fe94038e9cf3)]
interface nsIDOMSVGGradientElement
  : nsIDOMSVGElement
/*
        The SVG DOM makes use of multiple interface inheritance.
        Since XPCOM only supports single interface inheritance,
        the best thing that we can do is to promise that whenever
        an object implements _this_ interface it will also
        implement the following interfaces. (We then have to QI to
        hop between them.)
        
    nsIDOMSVGURIReference,
    nsIDOMSVGStylable
*/
{ 
  const unsigned short SVG_SPREADMETHOD_UNKNOWN = 0;
  const unsigned short SVG_SPREADMETHOD_PAD     = 1;
  const unsigned short SVG_SPREADMETHOD_REFLECT = 2;
  const unsigned short SVG_SPREADMETHOD_REPEAT  = 3;
  // Extended to provide enumerations for gradientUnits
  // These constants are taken from SVGUnitTypes
  const unsigned short SVG_GRUNITS_UNKNOWN = 0;
  const unsigned short SVG_GRUNITS_OBJECTBOUNDINGBOX = 1;
  const unsigned short SVG_GRUNITS_USERSPACEONUSE = 2;


  readonly attribute nsIDOMSVGAnimatedEnumeration gradientUnits;
  readonly attribute nsIDOMSVGAnimatedTransformList gradientTransform;
  readonly attribute nsIDOMSVGAnimatedEnumeration spreadMethod;
};


/**
 * The nsIDOMSVGLinearGradientElement interface is the interface to an SVG
 * linear gradient element.
 *
 * For more information on this interface please see
 * http://www.w3.org/TR/SVG11/pservers.html
 *
 */

// Linear gradient
interface nsIDOMSVGAnimatedLength;

[scriptable, uuid(7e15fce5-b208-43e1-952a-c570ebad0619)]
interface nsIDOMSVGLinearGradientElement
  : nsIDOMSVGGradientElement
{ 
  readonly attribute nsIDOMSVGAnimatedLength x1;
  readonly attribute nsIDOMSVGAnimatedLength y1;
  readonly attribute nsIDOMSVGAnimatedLength x2;
  readonly attribute nsIDOMSVGAnimatedLength y2;
};

/**
 * The nsIDOMSVGRadialGradientElement interface is the interface to an SVG
 * radial gradient element.
 *
 * For more information on this interface please see
 * http://www.w3.org/TR/SVG11/pservers.html
 *
 */

// Radial gradient
interface nsIDOMSVGAnimatedLength;

[scriptable, uuid(d0262ae1-31a4-44be-b82e-85e4cfe280fd)]
interface nsIDOMSVGRadialGradientElement
  : nsIDOMSVGGradientElement
{ 
  readonly attribute nsIDOMSVGAnimatedLength cx;
  readonly attribute nsIDOMSVGAnimatedLength cy;
  readonly attribute nsIDOMSVGAnimatedLength r;
  readonly attribute nsIDOMSVGAnimatedLength fx;
  readonly attribute nsIDOMSVGAnimatedLength fy;
};


