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authorThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:41 -0800
committerThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:41 -0800
commit648161bb0edfc3d43db63caed5cc5213bc6cb78f (patch)
tree4b825dc642cb6eb9a060e54bf8d69288fbee4904 /WebCore/rendering/RenderMedia.cpp
parenta65af38181ac7d34544586bdb5cd004de93897ad (diff)
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auto import from //depot/cupcake/@135843
Diffstat (limited to 'WebCore/rendering/RenderMedia.cpp')
-rw-r--r--WebCore/rendering/RenderMedia.cpp418
1 files changed, 0 insertions, 418 deletions
diff --git a/WebCore/rendering/RenderMedia.cpp b/WebCore/rendering/RenderMedia.cpp
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--- a/WebCore/rendering/RenderMedia.cpp
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-/*
- * Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "config.h"
-
-#if ENABLE(VIDEO)
-#include "RenderMedia.h"
-
-#include "CSSStyleSelector.h"
-#include "Event.h"
-#include "EventNames.h"
-#include "FloatConversion.h"
-#include "FrameView.h"
-#include "GraphicsContext.h"
-#include "HTMLMediaElement.h"
-#include "MediaControlElements.h"
-#include "MouseEvent.h"
-#include "MediaPlayer.h"
-#include "RenderSlider.h"
-#include "SystemTime.h"
-#include <wtf/MathExtras.h>
-
-using namespace std;
-
-namespace WebCore {
-
-static const double cTimeUpdateRepeatDelay = 0.2;
-static const double cOpacityAnimationRepeatDelay = 0.05;
-// FIXME get this from style
-static const double cOpacityAnimationDuration = 0.1;
-
-RenderMedia::RenderMedia(HTMLMediaElement* video)
- : RenderReplaced(video)
- , m_timeUpdateTimer(this, &RenderMedia::timeUpdateTimerFired)
- , m_opacityAnimationTimer(this, &RenderMedia::opacityAnimationTimerFired)
- , m_mouseOver(false)
- , m_opacityAnimationStartTime(0)
- , m_opacityAnimationFrom(0)
- , m_opacityAnimationTo(1.0f)
- , m_previousVisible(VISIBLE)
-{
-}
-
-RenderMedia::RenderMedia(HTMLMediaElement* video, const IntSize& intrinsicSize)
- : RenderReplaced(video, intrinsicSize)
- , m_timeUpdateTimer(this, &RenderMedia::timeUpdateTimerFired)
- , m_opacityAnimationTimer(this, &RenderMedia::opacityAnimationTimerFired)
- , m_mouseOver(false)
- , m_opacityAnimationStartTime(0)
- , m_opacityAnimationFrom(0)
- , m_opacityAnimationTo(1.0f)
-{
-}
-
-RenderMedia::~RenderMedia()
-{
-}
-
-void RenderMedia::destroy()
-{
- if (m_controlsShadowRoot && m_controlsShadowRoot->renderer()) {
- removeChild(m_controlsShadowRoot->renderer());
- m_controlsShadowRoot->detach();
- }
- RenderReplaced::destroy();
-}
-
-HTMLMediaElement* RenderMedia::mediaElement() const
-{
- return static_cast<HTMLMediaElement*>(node());
-}
-
-MediaPlayer* RenderMedia::player() const
-{
- return mediaElement()->player();
-}
-
-void RenderMedia::layout()
-{
- IntSize oldSize = contentBox().size();
-
- RenderReplaced::layout();
-
- RenderObject* controlsRenderer = m_controlsShadowRoot ? m_controlsShadowRoot->renderer() : 0;
- if (!controlsRenderer)
- return;
- IntSize newSize = contentBox().size();
- if (newSize != oldSize || controlsRenderer->needsLayout()) {
- controlsRenderer->setPos(borderLeft() + paddingLeft(), borderTop() + paddingTop());
- controlsRenderer->style()->setHeight(Length(newSize.height(), Fixed));
- controlsRenderer->style()->setWidth(Length(newSize.width(), Fixed));
- controlsRenderer->setNeedsLayout(true, false);
- controlsRenderer->layout();
- setChildNeedsLayout(false);
- }
-}
-
-RenderObject* RenderMedia::firstChild() const
-{
- return m_controlsShadowRoot ? m_controlsShadowRoot->renderer() : 0;
-}
-
-RenderObject* RenderMedia::lastChild() const
-{
- return m_controlsShadowRoot ? m_controlsShadowRoot->renderer() : 0;
-}
-
-void RenderMedia::removeChild(RenderObject* child)
-{
- ASSERT(m_controlsShadowRoot);
- ASSERT(child == m_controlsShadowRoot->renderer());
- child->removeLayers(enclosingLayer());
- static_cast<RenderMediaControlShadowRoot*>(child)->setParent(0);
-}
-
-void RenderMedia::createControlsShadowRoot()
-{
- ASSERT(!m_controlsShadowRoot);
- m_controlsShadowRoot = new MediaControlShadowRootElement(document(), mediaElement());
-}
-
-void RenderMedia::createPanel()
-{
- ASSERT(!m_panel);
- RenderStyle* style = getCachedPseudoStyle(RenderStyle::MEDIA_CONTROLS_PANEL);
- m_panel = new HTMLDivElement(document());
- RenderObject* renderer = m_panel->createRenderer(renderArena(), style);
- if (renderer) {
- m_panel->setRenderer(renderer);
- renderer->setStyle(style);
- m_panel->setAttached();
- m_panel->setInDocument(true);
- m_controlsShadowRoot->addChild(m_panel);
- m_controlsShadowRoot->renderer()->addChild(renderer);
- }
-}
-
-void RenderMedia::createMuteButton()
-{
- ASSERT(!m_muteButton);
- m_muteButton = new MediaControlMuteButtonElement(document(), mediaElement());
- m_muteButton->attachToParent(m_panel.get());
-}
-
-void RenderMedia::createPlayButton()
-{
- ASSERT(!m_playButton);
- m_playButton = new MediaControlPlayButtonElement(document(), mediaElement());
- m_playButton->attachToParent(m_panel.get());
-}
-
-void RenderMedia::createSeekBackButton()
-{
- ASSERT(!m_seekBackButton);
- m_seekBackButton = new MediaControlSeekButtonElement(document(), mediaElement(), false);
- m_seekBackButton->attachToParent(m_panel.get());
-}
-
-void RenderMedia::createSeekForwardButton()
-{
- ASSERT(!m_seekForwardButton);
- m_seekForwardButton = new MediaControlSeekButtonElement(document(), mediaElement(), true);
- m_seekForwardButton->attachToParent(m_panel.get());
-}
-
-void RenderMedia::createTimeline()
-{
- ASSERT(!m_timeline);
- m_timeline = new MediaControlTimelineElement(document(), mediaElement());
- m_timeline->attachToParent(m_panel.get());
-}
-
-void RenderMedia::createTimeDisplay()
-{
- ASSERT(!m_timeDisplay);
- RenderStyle* style = getCachedPseudoStyle(RenderStyle::MEDIA_CONTROLS_TIME_DISPLAY);
- m_timeDisplay = new HTMLDivElement(document());
- RenderObject* renderer = m_timeDisplay->createRenderer(renderArena(), style);
- if (renderer) {
- m_timeDisplay->setRenderer(renderer);
- renderer->setStyle(style);
- m_timeDisplay->setAttached();
- m_timeDisplay->setInDocument(true);
- m_panel->addChild(m_timeDisplay);
- m_panel->renderer()->addChild(renderer);
- }
-}
-
-void RenderMedia::createFullscreenButton()
-{
- ASSERT(!m_fullscreenButton);
- m_fullscreenButton = new MediaControlFullscreenButtonElement(document(), mediaElement());
- m_fullscreenButton->attachToParent(m_panel.get());
-}
-
-void RenderMedia::updateFromElement()
-{
- updateControls();
-}
-
-void RenderMedia::updateControls()
-{
- HTMLMediaElement* media = mediaElement();
- if (!media->controls() || !media->inActiveDocument()) {
- if (m_controlsShadowRoot) {
- m_controlsShadowRoot->detach();
- m_panel = 0;
- m_muteButton = 0;
- m_playButton = 0;
- m_timeline = 0;
- m_seekBackButton = 0;
- m_seekForwardButton = 0;
- m_timeDisplay = 0;
- m_fullscreenButton = 0;
- m_controlsShadowRoot = 0;
- }
- m_opacityAnimationTo = 1.0f;
- m_opacityAnimationTimer.stop();
- m_timeUpdateTimer.stop();
- return;
- }
-
- if (!m_controlsShadowRoot) {
- createControlsShadowRoot();
- createPanel();
- createMuteButton();
- createPlayButton();
- createTimeline();
- createSeekBackButton();
- createSeekForwardButton();
- createTimeDisplay();
- createFullscreenButton();
- }
-
- if (media->paused() || media->ended() || media->networkState() < HTMLMediaElement::LOADED_METADATA)
- m_timeUpdateTimer.stop();
- else
- m_timeUpdateTimer.startRepeating(cTimeUpdateRepeatDelay);
-
- if (m_muteButton)
- m_muteButton->update();
- if (m_playButton)
- m_playButton->update();
- if (m_timeline)
- m_timeline->update();
- if (m_seekBackButton)
- m_seekBackButton->update();
- if (m_seekForwardButton)
- m_seekForwardButton->update();
- if (m_fullscreenButton)
- m_fullscreenButton->update();
- updateTimeDisplay();
- updateControlVisibility();
-}
-
-void RenderMedia::timeUpdateTimerFired(Timer<RenderMedia>*)
-{
- if (m_timeline)
- m_timeline->update(false);
- updateTimeDisplay();
-}
-
-String RenderMedia::formatTime(float time)
-{
- if (!isfinite(time))
- time = 0;
- int seconds = (int)time;
- int hours = seconds / (60 * 60);
- int minutes = (seconds / 60) % 60;
- seconds %= 60;
- return String::format("%02d:%02d:%02d", hours, minutes, seconds);
-}
-
-void RenderMedia::updateTimeDisplay()
-{
- if (!m_timeDisplay)
- return;
- String timeString = formatTime(mediaElement()->currentTime());
- ExceptionCode ec;
- m_timeDisplay->setInnerText(timeString, ec);
-}
-
-void RenderMedia::updateControlVisibility()
-{
- if (!m_panel || !m_panel->renderer())
- return;
- // Don't fade for audio controls.
- HTMLMediaElement* media = mediaElement();
- if (player() && !player()->hasVideo() || !media->isVideo())
- return;
- // do fading manually, css animations don't work well with shadow trees
- bool visible = style()->visibility() == VISIBLE && (m_mouseOver || media->paused() || media->ended() || media->networkState() < HTMLMediaElement::LOADED_METADATA);
- if (visible == (m_opacityAnimationTo > 0))
- return;
-
- if (style()->visibility() != m_previousVisible) {
- // don't fade gradually if it the element has just changed visibility
- m_previousVisible = style()->visibility();
- m_opacityAnimationTo = m_previousVisible == VISIBLE ? 1.0f : 0;
- changeOpacity(m_panel.get(), 0);
- return;
- }
-
- if (visible) {
- m_opacityAnimationFrom = m_panel->renderer()->style()->opacity();
- m_opacityAnimationTo = 1.0f;
- } else {
- m_opacityAnimationFrom = m_panel->renderer()->style()->opacity();
- m_opacityAnimationTo = 0;
- }
- m_opacityAnimationStartTime = currentTime();
- m_opacityAnimationTimer.startRepeating(cOpacityAnimationRepeatDelay);
-}
-
-void RenderMedia::changeOpacity(HTMLElement* e, float opacity)
-{
- if (!e || !e->renderer() || !e->renderer()->style())
- return;
- RefPtr<RenderStyle> s = RenderStyle::clone(e->renderer()->style());
- s->setOpacity(opacity);
- // z-index can't be auto if opacity is used
- s->setZIndex(0);
- e->renderer()->setStyle(s.release());
-}
-
-void RenderMedia::opacityAnimationTimerFired(Timer<RenderMedia>*)
-{
- double time = currentTime() - m_opacityAnimationStartTime;
- if (time >= cOpacityAnimationDuration) {
- time = cOpacityAnimationDuration;
- m_opacityAnimationTimer.stop();
- }
- float opacity = narrowPrecisionToFloat(m_opacityAnimationFrom + (m_opacityAnimationTo - m_opacityAnimationFrom) * time / cOpacityAnimationDuration);
- changeOpacity(m_panel.get(), opacity);
-}
-
-void RenderMedia::forwardEvent(Event* event)
-{
- if (event->isMouseEvent() && m_controlsShadowRoot) {
- MouseEvent* mouseEvent = static_cast<MouseEvent*>(event);
- IntPoint point(mouseEvent->pageX(), mouseEvent->pageY());
- if (m_muteButton && m_muteButton->renderer() && m_muteButton->renderer()->absoluteBoundingBoxRect().contains(point))
- m_muteButton->defaultEventHandler(event);
- if (m_playButton && m_playButton->renderer() && m_playButton->renderer()->absoluteBoundingBoxRect().contains(point))
- m_playButton->defaultEventHandler(event);
- if (m_seekBackButton && m_seekBackButton->renderer() && m_seekBackButton->renderer()->absoluteBoundingBoxRect().contains(point))
- m_seekBackButton->defaultEventHandler(event);
- if (m_seekForwardButton && m_seekForwardButton->renderer() && m_seekForwardButton->renderer()->absoluteBoundingBoxRect().contains(point))
- m_seekForwardButton->defaultEventHandler(event);
- if (m_timeline && m_timeline->renderer() && m_timeline->renderer()->absoluteBoundingBoxRect().contains(point))
- m_timeline->defaultEventHandler(event);
- if (m_fullscreenButton && m_fullscreenButton->renderer() && m_fullscreenButton->renderer()->absoluteBoundingBoxRect().contains(point))
- m_fullscreenButton->defaultEventHandler(event);
-
- if (event->type() == eventNames().mouseoverEvent) {
- m_mouseOver = true;
- updateControlVisibility();
- }
- if (event->type() == eventNames().mouseoutEvent) {
- // FIXME: moving over scrollbar thumb generates mouseout for the ancestor media element for some reason
- m_mouseOver = absoluteBoundingBoxRect().contains(point);
- updateControlVisibility();
- }
- }
-}
-
-int RenderMedia::lowestPosition(bool includeOverflowInterior, bool includeSelf) const
-{
- int bottom = RenderReplaced::lowestPosition(includeOverflowInterior, includeSelf);
- if (!m_controlsShadowRoot || !m_controlsShadowRoot->renderer())
- return bottom;
-
- return max(bottom, m_controlsShadowRoot->renderer()->yPos() + m_controlsShadowRoot->renderer()->lowestPosition(includeOverflowInterior, includeSelf));
-}
-
-int RenderMedia::rightmostPosition(bool includeOverflowInterior, bool includeSelf) const
-{
- int right = RenderReplaced::rightmostPosition(includeOverflowInterior, includeSelf);
- if (!m_controlsShadowRoot || !m_controlsShadowRoot->renderer())
- return right;
-
- return max(right, m_controlsShadowRoot->renderer()->xPos() + m_controlsShadowRoot->renderer()->rightmostPosition(includeOverflowInterior, includeSelf));
-}
-
-int RenderMedia::leftmostPosition(bool includeOverflowInterior, bool includeSelf) const
-{
- int left = RenderReplaced::leftmostPosition(includeOverflowInterior, includeSelf);
- if (!m_controlsShadowRoot || !m_controlsShadowRoot->renderer())
- return left;
-
- return min(left, m_controlsShadowRoot->renderer()->xPos() + m_controlsShadowRoot->renderer()->leftmostPosition(includeOverflowInterior, includeSelf));
-}
-
-} // namespace WebCore
-
-#endif