dom/svg/SVGMotionSMILAttr.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 /* representation of a dummy attribute targeted by <animateMotion> element */
   8
   9 #include "SVGMotionSMILAttr.h"
  10
  11 #include "mozilla/dom/SVGAnimationElement.h"
  12 #include "mozilla/dom/SVGElement.h"
  13 #include "mozilla/SMILValue.h"
  14 #include "SVGMotionSMILType.h"
  15 #include "nsDebug.h"
  16 #include "gfx2DGlue.h"
  17
  18 namespace mozilla {
  19
  20 nsresult SVGMotionSMILAttr::ValueFromString(
  21     const nsAString& aStr, const dom::SVGAnimationElement* aSrcElement,
  22     SMILValue& aValue, bool& aPreventCachingOfSandwich) const {
  23   MOZ_ASSERT_UNREACHABLE(
  24       "Shouldn't using SMILAttr::ValueFromString for "
  25       "parsing animateMotion's SMIL values.");
  26   return NS_ERROR_FAILURE;
  27 }
  28
  29 SMILValue SVGMotionSMILAttr::GetBaseValue() const {
  30   return SMILValue(&SVGMotionSMILType::sSingleton);
  31 }
  32
  33 void SVGMotionSMILAttr::ClearAnimValue() {
  34   mSVGElement->SetAnimateMotionTransform(nullptr);
  35 }
  36
  37 nsresult SVGMotionSMILAttr::SetAnimValue(const SMILValue& aValue) {
  38   gfx::Matrix matrix = SVGMotionSMILType::CreateMatrix(aValue);
  39   mSVGElement->SetAnimateMotionTransform(&matrix);
  40   return NS_OK;
  41 }
  42
  43 const nsIContent* SVGMotionSMILAttr::GetTargetNode() const {
  44   return mSVGElement;
  45 }
  46
  47 }  // namespace mozilla