LCOV - app.info - content/svg/content/src/SVGMotionSMILAnimationFunction.h

LCOV - code coverage report
| Current view: | directory - content/svg/content/src - SVGMotionSMILAnimationFunction.h (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 2 | 0 | 0.0 %
| Date: | 2012-06-02 | Functions: | 2 | 0 | 0.0 %

           1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
           2                 : /* ***** BEGIN LICENSE BLOCK *****
           3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
           4                 :  *
           5                 :  * The contents of this file are subject to the Mozilla Public License Version
           6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
           7                 :  * the License. You may obtain a copy of the License at
           8                 :  * http://www.mozilla.org/MPL/
           9                 :  *
          10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
          11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
          12                 :  * for the specific language governing rights and limitations under the
          13                 :  * License.
          14                 :  *
          15                 :  * The Original Code is the Mozilla SVG project.
          16                 :  *
          17                 :  * The Initial Developer of the Original Code is the Mozilla Foundation
          18                 :  * Portions created by the Initial Developer are Copyright (C) 2010
          19                 :  * the Initial Developer. All Rights Reserved.
          20                 :  *
          21                 :  * Contributor(s):
          22                 :  *   Daniel Holbert <dholbert@mozilla.com>
          23                 :  *
          24                 :  * Alternatively, the contents of this file may be used under the terms of
          25                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
          26                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
          27                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
          28                 :  * of those above. If you wish to allow use of your version of this file only
          29                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
          30                 :  * use your version of this file under the terms of the MPL, indicate your
          31                 :  * decision by deleting the provisions above and replace them with the notice
          32                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
          33                 :  * the provisions above, a recipient may use your version of this file under
          34                 :  * the terms of any one of the MPL, the GPL or the LGPL.
          35                 :  *
          36                 :  * ***** END LICENSE BLOCK ***** */
          37                 :
          38                 : #ifndef MOZILLA_SVGMOTIONSMILANIMATIONFUNCTION_H_
          39                 : #define MOZILLA_SVGMOTIONSMILANIMATIONFUNCTION_H_
          40                 :
          41                 : #include "gfxPath.h"  // for gfxFlattenedPath
          42                 : #include "nsAutoPtr.h"
          43                 : #include "nsSMILAnimationFunction.h"
          44                 : #include "nsTArray.h"
          45                 : #include "SVGMotionSMILType.h"  // for RotateType
          46                 :
          47                 : class nsAttrValue;
          48                 : class nsIAtom;
          49                 : class nsIContent;
          50                 : class nsISMILAttr;
          51                 : class nsSMILValue;
          52                 : class nsSVGMpathElement;
          53                 :
          54                 : namespace mozilla {
          55                 :
          56                 : //----------------------------------------------------------------------
          57                 : // SVGMotionSMILAnimationFunction
          58                 : //
          59                 : // Subclass of nsSMILAnimationFunction to support a few extra features offered
          60                 : // by the <animateMotion> element.
          61                 : //
          62                 : class SVGMotionSMILAnimationFunction : public nsSMILAnimationFunction
          63               0 : {
          64                 : public:
          65                 :   SVGMotionSMILAnimationFunction();
          66                 :   NS_OVERRIDE virtual bool SetAttr(nsIAtom* aAttribute,
          67                 :                                      const nsAString& aValue,
          68                 :                                      nsAttrValue& aResult,
          69                 :                                      nsresult* aParseResult = nsnull);
          70                 :   NS_OVERRIDE virtual bool UnsetAttr(nsIAtom* aAttribute);
          71                 :
          72                 :   // Method to allow our owner-element to signal us when our <mpath>
          73                 :   // has changed or been added/removed.  When that happens, we need to
          74                 :   // mark ourselves as changed so we'll get recomposed, and mark our path data
          75                 :   // as stale so it'll get regenerated (regardless of mPathSourceType, since
          76                 :   // <mpath> trumps all the other sources of path data)
          77               0 :   void MpathChanged() { mIsPathStale = mHasChanged = true; }
          78                 :
          79                 : protected:
          80                 :   enum PathSourceType {
          81                 :     // NOTE: Ordering matters here. Higher-priority path-descriptors should
          82                 :     // have higher enumerated values
          83                 :     ePathSourceType_None,      // uninitialized or not applicable
          84                 :     ePathSourceType_ByAttr,    // by or from-by animation
          85                 :     ePathSourceType_ToAttr,    // to or from-to animation
          86                 :     ePathSourceType_ValuesAttr,
          87                 :     ePathSourceType_PathAttr,
          88                 :     ePathSourceType_Mpath
          89                 :   };
          90                 :
          91                 :   NS_OVERRIDE virtual nsSMILCalcMode GetCalcMode() const;
          92                 :   NS_OVERRIDE virtual nsresult GetValues(const nsISMILAttr& aSMILAttr,
          93                 :                                          nsSMILValueArray& aResult);
          94                 :   NS_OVERRIDE virtual void CheckValueListDependentAttrs(PRUint32 aNumValues);
          95                 :
          96                 :   NS_OVERRIDE virtual bool IsToAnimation() const;
          97                 :
          98                 :   void     CheckKeyPoints();
          99                 :   nsresult SetKeyPoints(const nsAString& aKeyPoints, nsAttrValue& aResult);
         100                 :   void     UnsetKeyPoints();
         101                 :   nsresult SetRotate(const nsAString& aRotate, nsAttrValue& aResult);
         102                 :   void     UnsetRotate();
         103                 :
         104                 :   // Helpers for GetValues
         105                 :   void     MarkStaleIfAttributeAffectsPath(nsIAtom* aAttribute);
         106                 :   void     RebuildPathAndVertices(const nsIContent* aContextElem);
         107                 :   void     RebuildPathAndVerticesFromMpathElem(nsSVGMpathElement* aMpathElem);
         108                 :   void     RebuildPathAndVerticesFromPathAttr();
         109                 :   void     RebuildPathAndVerticesFromBasicAttrs(const nsIContent* aContextElem);
         110                 :   bool     GenerateValuesForPathAndPoints(gfxFlattenedPath* aPath,
         111                 :                                           bool aIsKeyPoints,
         112                 :                                           nsTArray<double>& aPointDistances,
         113                 :                                           nsTArray<nsSMILValue>& aResult);
         114                 :
         115                 :   // Members
         116                 :   // -------
         117                 :   nsTArray<double>           mKeyPoints; // parsed from "keyPoints" attribute.
         118                 :
         119                 :   RotateType                 mRotateType;  // auto, auto-reverse, or explicit.
         120                 :   float                      mRotateAngle; // the angle value, if explicit.
         121                 :
         122                 :   PathSourceType             mPathSourceType; // source of our gfxFlattenedPath.
         123                 :   nsRefPtr<gfxFlattenedPath> mPath;           // representation of motion path.
         124                 :   nsTArray<double>           mPathVertices; // distances of vertices along path.
         125                 :
         126                 :   bool                       mIsPathStale;
         127                 : };
         128                 :
         129                 : } // namespace mozilla
         130                 :
         131                 : #endif // MOZILLA_SVGMOTIONSMILANIMATIONFUNCTION_H_

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