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 "SVGAnimatedInteger.h"
22
23#include "SVGAnimateElement.h"
24#include "SVGAnimatedNumber.h"
25#include <wtf/MathExtras.h>
26
27namespace WebCore {
28
29SVGAnimatedIntegerAnimator::SVGAnimatedIntegerAnimator(SVGAnimationElement* animationElement, SVGElement* contextElement)
30    : SVGAnimatedTypeAnimator(AnimatedInteger, animationElement, contextElement)
31{
32}
33
34std::unique_ptr<SVGAnimatedType> SVGAnimatedIntegerAnimator::constructFromString(const String& string)
35{
36    auto animatedType = SVGAnimatedType::createInteger(std::make_unique<int>());
37    animatedType->integer() = string.toIntStrict();
38    return animatedType;
39}
40
41std::unique_ptr<SVGAnimatedType> SVGAnimatedIntegerAnimator::startAnimValAnimation(const SVGElementAnimatedPropertyList& animatedTypes)
42{
43    return SVGAnimatedType::createInteger(constructFromBaseValue<SVGAnimatedInteger>(animatedTypes));
44}
45
46void SVGAnimatedIntegerAnimator::stopAnimValAnimation(const SVGElementAnimatedPropertyList& animatedTypes)
47{
48    stopAnimValAnimationForType<SVGAnimatedInteger>(animatedTypes);
49}
50
51void SVGAnimatedIntegerAnimator::resetAnimValToBaseVal(const SVGElementAnimatedPropertyList& animatedTypes, SVGAnimatedType* type)
52{
53    resetFromBaseValue<SVGAnimatedInteger>(animatedTypes, type, &SVGAnimatedType::integer);
54}
55
56void SVGAnimatedIntegerAnimator::animValWillChange(const SVGElementAnimatedPropertyList& animatedTypes)
57{
58    animValWillChangeForType<SVGAnimatedInteger>(animatedTypes);
59}
60
61void SVGAnimatedIntegerAnimator::animValDidChange(const SVGElementAnimatedPropertyList& animatedTypes)
62{
63    animValDidChangeForType<SVGAnimatedInteger>(animatedTypes);
64}
65
66void SVGAnimatedIntegerAnimator::addAnimatedTypes(SVGAnimatedType* from, SVGAnimatedType* to)
67{
68    ASSERT(from->type() == AnimatedInteger);
69    ASSERT(from->type() == to->type());
70
71    to->integer() += from->integer();
72}
73
74void SVGAnimatedIntegerAnimator::calculateAnimatedInteger(SVGAnimationElement* animationElement, float percentage, unsigned repeatCount, int fromInteger, int toInteger, int toAtEndOfDurationInteger, int& animatedInteger)
75{
76    float animatedNumber = animatedInteger;
77    animationElement->animateAdditiveNumber(percentage, repeatCount, fromInteger, toInteger, toAtEndOfDurationInteger, animatedNumber);
78    animatedInteger = static_cast<int>(roundf(animatedNumber));
79}
80
81void SVGAnimatedIntegerAnimator::calculateAnimatedValue(float percentage, unsigned repeatCount, SVGAnimatedType* from, SVGAnimatedType* to, SVGAnimatedType* toAtEndOfDuration, SVGAnimatedType* animated)
82{
83    ASSERT(m_animationElement);
84    ASSERT(m_contextElement);
85
86    int fromInteger = m_animationElement->animationMode() == ToAnimation ? animated->integer() : from->integer();
87    int toInteger = to->integer();
88    int toAtEndOfDurationInteger = toAtEndOfDuration->integer();
89    int& animatedInteger = animated->integer();
90
91    calculateAnimatedInteger(m_animationElement, percentage, repeatCount, fromInteger, toInteger, toAtEndOfDurationInteger, animatedInteger);
92}
93
94float SVGAnimatedIntegerAnimator::calculateDistance(const String& fromString, const String& toString)
95{
96    ASSERT(m_contextElement);
97    int from = fromString.toIntStrict();
98    int to = toString.toIntStrict();
99    return abs(to - from);
100}
101
102}
103