15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/*
25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) *
45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * This library is free software; you can redistribute it and/or
55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modify it under the terms of the GNU Library General Public
65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * License as published by the Free Software Foundation; either
75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * version 2 of the License, or (at your option) any later version.
85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) *
95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * This library is distributed in the hope that it will be useful,
105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * but WITHOUT ANY WARRANTY; without even the implied warranty of
115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Library General Public License for more details.
135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) *
145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * You should have received a copy of the GNU Library General Public License
155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * along with this library; see the file COPYING.LIB.  If not, write to
165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Boston, MA 02110-1301, USA.
185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) *
195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */
205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#include "config.h"
2253e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)
2353e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/rendering/RenderProgress.h"
245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
2553e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/html/HTMLProgressElement.h"
2653e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/rendering/RenderTheme.h"
2702772c6a72f1ee0b226341a4f4439970c29fc861Ben Murdoch#include "wtf/CurrentTime.h"
2802772c6a72f1ee0b226341a4f4439970c29fc861Ben Murdoch#include "wtf/RefPtr.h"
295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)using namespace std;
315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)namespace WebCore {
335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
345c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)RenderProgress::RenderProgress(HTMLElement* element)
358abfc5808a4e34d6e03867af8bc440dee641886fTorne (Richard Coles)    : RenderBlockFlow(element)
365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    , m_position(HTMLProgressElement::InvalidPosition)
375c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    , m_animationStartTime(0)
385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    , m_animationRepeatInterval(0)
395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    , m_animationDuration(0)
405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    , m_animating(false)
415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    , m_animationTimer(this, &RenderProgress::animationTimerFired)
425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){
435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}
445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)RenderProgress::~RenderProgress()
465c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){
475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}
485c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
495c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)void RenderProgress::updateFromElement()
505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){
515c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    HTMLProgressElement* element = progressElement();
525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    if (m_position == element->position())
535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)        return;
545c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    m_position = element->position();
555c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
565c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    updateAnimationState();
575d92fedcae5e801a8b224de090094f2d9df0b54aTorne (Richard Coles)    paintInvalidationForWholeRenderer();
5809380295ba73501a205346becac22c6978e4671dTorne (Richard Coles)    RenderBlockFlow::updateFromElement();
595c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}
605c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
615c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)double RenderProgress::animationProgress() const
625c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){
635c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    return m_animating ? (fmod((currentTime() - m_animationStartTime), m_animationDuration) / m_animationDuration) : 0;
645c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}
655c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
665c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)bool RenderProgress::isDeterminate() const
675c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){
685c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    return (HTMLProgressElement::IndeterminatePosition != position()
695c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)            && HTMLProgressElement::InvalidPosition != position());
705c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}
715c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
725c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)void RenderProgress::animationTimerFired(Timer<RenderProgress>*)
735c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){
745d92fedcae5e801a8b224de090094f2d9df0b54aTorne (Richard Coles)    paintInvalidationForWholeRenderer();
755c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    if (!m_animationTimer.isActive() && m_animating)
76d5428f32f5d1719f774f62e19147104ca245a3abTorne (Richard Coles)        m_animationTimer.startOneShot(m_animationRepeatInterval, FROM_HERE);
775c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}
785c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
795c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)void RenderProgress::updateAnimationState()
805c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){
81c0e19a689c8ac22cdc96b291a8d33a5d3b0b34a4Torne (Richard Coles)    m_animationDuration = RenderTheme::theme().animationDurationForProgressBar(this);
82c0e19a689c8ac22cdc96b291a8d33a5d3b0b34a4Torne (Richard Coles)    m_animationRepeatInterval = RenderTheme::theme().animationRepeatIntervalForProgressBar(this);
835c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
845c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    bool animating = style()->hasAppearance() && m_animationDuration > 0;
855c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    if (animating == m_animating)
865c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)        return;
875c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
885c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    m_animating = animating;
895c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    if (m_animating) {
905c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)        m_animationStartTime = currentTime();
91d5428f32f5d1719f774f62e19147104ca245a3abTorne (Richard Coles)        m_animationTimer.startOneShot(m_animationRepeatInterval, FROM_HERE);
925c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    } else
935c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)        m_animationTimer.stop();
945c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}
955c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
965c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)HTMLProgressElement* RenderProgress::progressElement() const
975c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){
985c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    if (!node())
995c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)        return 0;
1005c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
101d5428f32f5d1719f774f62e19147104ca245a3abTorne (Richard Coles)    if (isHTMLProgressElement(*node()))
1025c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)        return toHTMLProgressElement(node());
1035c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
1045c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    ASSERT(node()->shadowHost());
1055c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)    return toHTMLProgressElement(node()->shadowHost());
10602772c6a72f1ee0b226341a4f4439970c29fc861Ben Murdoch}
1075c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)
1085c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} // namespace WebCore
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