/* * Copyright (C) 2009 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 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 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 "RenderMediaControls.h" #include "GraphicsContext.h" #include "HTMLMediaElement.h" #include "HTMLNames.h" #include "PaintInfo.h" #include "RenderTheme.h" // FIXME: Unify more of the code for Mac and Win. #if PLATFORM(WIN) #include #include // The Windows version of WKSI defines these functions as capitalized, while the Mac version defines them as lower case. // FIXME: Is this necessary anymore? #define wkMediaControllerThemeAvailable(themeStyle) WKMediaControllerThemeAvailable(themeStyle) #define wkHitTestMediaUIPart(part, themeStyle, bounds, point) WKHitTestMediaUIPart(part, themeStyle, bounds, point) #define wkMeasureMediaUIPart(part, themeStyle, bounds, naturalSize) WKMeasureMediaUIPart(part, themeStyle, bounds, naturalSize) #define wkDrawMediaUIPart(part, themeStyle, context, rect, state) WKDrawMediaUIPart(part, themeStyle, context, rect, state) #define wkDrawMediaSliderTrack(themeStyle, context, rect, timeLoaded, currentTime, duration, state) WKDrawMediaSliderTrack(themeStyle, context, rect, timeLoaded, currentTime, duration, state) #endif using namespace std; namespace WebCore { #if PLATFORM(WIN) static WKMediaControllerThemeState determineState(RenderObject* o) { int result = 0; RenderTheme* theme = o->theme(); if (!theme->isEnabled(o) || theme->isReadOnlyControl(o)) result |= WKMediaControllerFlagDisabled; if (theme->isPressed(o)) result |= WKMediaControllerFlagPressed; if (theme->isFocused(o)) result |= WKMediaControllerFlagFocused; return static_cast(result); } // Utility to scale when the UI part are not scaled by wkDrawMediaUIPart static FloatRect getUnzoomedRectAndAdjustCurrentContext(RenderObject* o, const PaintInfo& paintInfo, const IntRect &originalRect) { float zoomLevel = o->style()->effectiveZoom(); FloatRect unzoomedRect(originalRect); if (zoomLevel != 1.0f) { unzoomedRect.setWidth(unzoomedRect.width() / zoomLevel); unzoomedRect.setHeight(unzoomedRect.height() / zoomLevel); paintInfo.context->translate(unzoomedRect.x(), unzoomedRect.y()); paintInfo.context->scale(FloatSize(zoomLevel, zoomLevel)); paintInfo.context->translate(-unzoomedRect.x(), -unzoomedRect.y()); } return unzoomedRect; } static const int mediaSliderThumbWidth = 13; static const int mediaSliderThumbHeight = 14; void RenderMediaControls::adjustMediaSliderThumbSize(RenderStyle* style) { int part; switch (style->appearance()) { case MediaSliderThumbPart: part = MediaSliderThumb; break; case MediaVolumeSliderThumbPart: part = MediaVolumeSliderThumb; break; case MediaFullScreenVolumeSliderThumbPart: part = MediaFullScreenVolumeSliderThumb; break; default: return; } CGSize size; wkMeasureMediaUIPart(part, WKMediaControllerThemeQuickTime, 0, &size); float zoomLevel = style->effectiveZoom(); style->setWidth(Length(static_cast(size.width * zoomLevel), Fixed)); style->setHeight(Length(static_cast(size.height * zoomLevel), Fixed)); } bool RenderMediaControls::paintMediaControlsPart(MediaControlElementType part, RenderObject* o, const PaintInfo& paintInfo, const IntRect& r) { static const int themeStyle = WKMediaControllerThemeQuickTime; GraphicsContextStateSaver stateSaver(*paintInfo.context); switch (part) { case MediaEnterFullscreenButton: case MediaExitFullscreenButton: if (MediaControlFullscreenButtonElement* btn = static_cast(o->node())) { bool enterButton = btn->displayType() == MediaEnterFullscreenButton; wkDrawMediaUIPart(enterButton ? WKMediaUIPartFullscreenButton : WKMediaUIPartExitFullscreenButton, themeStyle, paintInfo.context->platformContext(), r, determineState(o)); } break; case MediaShowClosedCaptionsButton: case MediaHideClosedCaptionsButton: if (MediaControlToggleClosedCaptionsButtonElement* btn = static_cast(o->node())) { bool captionsVisible = btn->displayType() == MediaHideClosedCaptionsButton; wkDrawMediaUIPart(captionsVisible ? WKMediaUIPartHideClosedCaptionsButton : WKMediaUIPartShowClosedCaptionsButton, themeStyle, paintInfo.context->platformContext(), r, determineState(o)); } break; case MediaMuteButton: case MediaUnMuteButton: if (MediaControlMuteButtonElement* btn = static_cast(o->node())) { bool audioEnabled = btn->displayType() == MediaMuteButton; wkDrawMediaUIPart(audioEnabled ? WKMediaUIPartMuteButton : WKMediaUIPartUnMuteButton, themeStyle, paintInfo.context->platformContext(), r, determineState(o)); } break; case MediaPauseButton: case MediaPlayButton: if (MediaControlPlayButtonElement* btn = static_cast(o->node())) { bool canPlay = btn->displayType() == MediaPlayButton; wkDrawMediaUIPart(canPlay ? WKMediaUIPartPlayButton : WKMediaUIPartPauseButton, themeStyle, paintInfo.context->platformContext(), r, determineState(o)); } break; case MediaRewindButton: wkDrawMediaUIPart(WKMediaUIPartRewindButton, themeStyle, paintInfo.context->platformContext(), r, determineState(o)); break; case MediaReturnToRealtimeButton: wkDrawMediaUIPart(WKMediaUIPartSeekToRealtimeButton, themeStyle, paintInfo.context->platformContext(), r, determineState(o)); break; case MediaSeekBackButton: wkDrawMediaUIPart(WKMediaUIPartSeekBackButton, themeStyle, paintInfo.context->platformContext(), r, determineState(o)); break; case MediaSeekForwardButton: wkDrawMediaUIPart(WKMediaUIPartSeekForwardButton, themeStyle, paintInfo.context->platformContext(), r, determineState(o)); break; case MediaSlider: { if (HTMLMediaElement* mediaElement = toParentMediaElement(o)) { FloatRect unzoomedRect = getUnzoomedRectAndAdjustCurrentContext(o, paintInfo, r); wkDrawMediaSliderTrack(themeStyle, paintInfo.context->platformContext(), unzoomedRect, mediaElement->percentLoaded() * mediaElement->duration(), mediaElement->currentTime(), mediaElement->duration(), determineState(o)); } break; } case MediaSliderThumb: wkDrawMediaUIPart(WKMediaUIPartTimelineSliderThumb, themeStyle, paintInfo.context->platformContext(), r, determineState(o)); break; case MediaVolumeSliderContainer: wkDrawMediaUIPart(WKMediaUIPartVolumeSliderContainer, themeStyle, paintInfo.context->platformContext(), r, determineState(o)); break; case MediaVolumeSlider: wkDrawMediaUIPart(WKMediaUIPartVolumeSlider, themeStyle, paintInfo.context->platformContext(), r, determineState(o)); break; case MediaVolumeSliderThumb: wkDrawMediaUIPart(WKMediaUIPartVolumeSliderThumb, themeStyle, paintInfo.context->platformContext(), r, determineState(o)); break; case MediaFullScreenVolumeSlider: wkDrawMediaUIPart(WKMediaUIPartFullScreenVolumeSlider, themeStyle, paintInfo.context->platformContext(), r, determineState(o)); break; case MediaFullScreenVolumeSliderThumb: wkDrawMediaUIPart(WKMediaUIPartFullScreenVolumeSliderThumb, themeStyle, paintInfo.context->platformContext(), r, determineState(o)); break; case MediaTimelineContainer: wkDrawMediaUIPart(WKMediaUIPartBackground, themeStyle, paintInfo.context->platformContext(), r, determineState(o)); break; case MediaCurrentTimeDisplay: ASSERT_NOT_REACHED(); break; case MediaTimeRemainingDisplay: ASSERT_NOT_REACHED(); break; case MediaControlsPanel: ASSERT_NOT_REACHED(); case MediaTextTrackDisplayContainer: case MediaTextTrackDisplay: case MediaClosedCaptionsContainer: case MediaClosedCaptionsTrackList: ASSERT_NOT_REACHED(); break; } return false; } #endif IntPoint RenderMediaControls::volumeSliderOffsetFromMuteButton(RenderBox* muteButtonBox, const IntSize& size) { static const int xOffset = -4; static const int yOffset = 5; float zoomLevel = muteButtonBox->style()->effectiveZoom(); int y = yOffset * zoomLevel + muteButtonBox->pixelSnappedOffsetHeight() - size.height(); FloatPoint absPoint = muteButtonBox->localToAbsolute(FloatPoint(muteButtonBox->pixelSnappedOffsetLeft(), y), IsFixed | UseTransforms); if (absPoint.y() < 0) y = muteButtonBox->pixelSnappedHeight(); return IntPoint(xOffset * zoomLevel, y); } } #endif