1/*
2 * Copyright (C) Research In Motion Limited 2011. All rights reserved.
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB.  If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 */
19
20#include "config.h"
21#include "SVGAnimatedPreserveAspectRatio.h"
22
23#include "SVGAnimateElement.h"
24
25namespace WebCore {
26
27SVGAnimatedPreserveAspectRatioAnimator::SVGAnimatedPreserveAspectRatioAnimator(SVGAnimationElement* animationElement, SVGElement* contextElement)
28    : SVGAnimatedTypeAnimator(AnimatedPreserveAspectRatio, animationElement, contextElement)
29{
30}
31
32std::unique_ptr<SVGAnimatedType> SVGAnimatedPreserveAspectRatioAnimator::constructFromString(const String& string)
33{
34    auto animatedType = SVGAnimatedType::createPreserveAspectRatio(std::make_unique<SVGPreserveAspectRatio>());
35    animatedType->preserveAspectRatio().parse(string);
36    return animatedType;
37}
38
39std::unique_ptr<SVGAnimatedType> SVGAnimatedPreserveAspectRatioAnimator::startAnimValAnimation(const SVGElementAnimatedPropertyList& animatedTypes)
40{
41    return SVGAnimatedType::createPreserveAspectRatio(constructFromBaseValue<SVGAnimatedPreserveAspectRatio>(animatedTypes));
42}
43
44void SVGAnimatedPreserveAspectRatioAnimator::stopAnimValAnimation(const SVGElementAnimatedPropertyList& animatedTypes)
45{
46    stopAnimValAnimationForType<SVGAnimatedPreserveAspectRatio>(animatedTypes);
47}
48
49void SVGAnimatedPreserveAspectRatioAnimator::resetAnimValToBaseVal(const SVGElementAnimatedPropertyList& animatedTypes, SVGAnimatedType* type)
50{
51    resetFromBaseValue<SVGAnimatedPreserveAspectRatio>(animatedTypes, type, &SVGAnimatedType::preserveAspectRatio);
52}
53
54void SVGAnimatedPreserveAspectRatioAnimator::animValWillChange(const SVGElementAnimatedPropertyList& animatedTypes)
55{
56    animValWillChangeForType<SVGAnimatedPreserveAspectRatio>(animatedTypes);
57}
58
59void SVGAnimatedPreserveAspectRatioAnimator::animValDidChange(const SVGElementAnimatedPropertyList& animatedTypes)
60{
61    animValDidChangeForType<SVGAnimatedPreserveAspectRatio>(animatedTypes);
62}
63
64void SVGAnimatedPreserveAspectRatioAnimator::addAnimatedTypes(SVGAnimatedType*, SVGAnimatedType*)
65{
66    ASSERT_NOT_REACHED();
67}
68
69void SVGAnimatedPreserveAspectRatioAnimator::calculateAnimatedValue(float percentage, unsigned, SVGAnimatedType* from, SVGAnimatedType* to, SVGAnimatedType*, SVGAnimatedType* animated)
70{
71    ASSERT(m_animationElement);
72    ASSERT(m_contextElement);
73
74    const SVGPreserveAspectRatio& fromPreserveAspectRatio = m_animationElement->animationMode() == ToAnimation ? animated->preserveAspectRatio() : from->preserveAspectRatio();
75    const SVGPreserveAspectRatio& toPreserveAspectRatio = to->preserveAspectRatio();
76    SVGPreserveAspectRatio& animatedPreserveAspectRatio = animated->preserveAspectRatio();
77
78    m_animationElement->animateDiscreteType<SVGPreserveAspectRatio>(percentage, fromPreserveAspectRatio, toPreserveAspectRatio, animatedPreserveAspectRatio);
79}
80
81float SVGAnimatedPreserveAspectRatioAnimator::calculateDistance(const String&, const String&)
82{
83    // No paced animations for SVGPreserveAspectRatio.
84    return -1;
85}
86
87}
88