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/*
* Copyright (C) 2016 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.
*/
const Icons = {
Airplay : { name: "Airplay", type: "svg", label: UIString("AirPlay") },
AirplayPlacard : { name: "airplay-placard", type: "png", label: UIString("AirPlay") },
Close : { name: "X", type: "svg", label: UIString("Close") },
Ellipsis : { name: "Ellipsis", type: "svg", label: UIString("More\u2026") },
EnterFullscreen : { name: "EnterFullscreen", type: "svg", label: UIString("Enter Full Screen") },
EnterPiP : { name: "PipIn", type: "svg", label: UIString("Enter Picture in Picture") },
ExitFullscreen : { name: "ExitFullscreen", type: "svg", label: UIString("Exit Full Screen") },
Forward : { name: "Forward", type: "svg", label: UIString("Forward") },
InvalidCircle : { name: "InvalidCircle", type: "pdf", label: UIString("Invalid") },
InvalidPlacard : { name: "invalid-placard", type: "png", label: UIString("Invalid") },
Overflow : { name: "Overflow", type: "svg", label: UIString("More\u2026") },
Pause : { name: "Pause", type: "svg", label: UIString("Pause") },
PiPPlacard : { name: "pip-placard", type: "png", label: UIString("Picture in Picture") },
Play : { name: "Play", type: "svg", label: UIString("Play") },
PlayCircle : { name: "PlayCircle", type: "pdf", label: UIString("Play") },
Rewind : { name: "Rewind", type: "svg", label: UIString("Rewind") },
SkipBack10 : { name: "SkipBack10", type: "svg", label: UIString("Skip Back 10 Seconds") },
SkipBack15 : { name: "SkipBack15", type: "svg", label: UIString("Skip Back 15 Seconds") },
SkipForward10 : { name: "SkipForward10", type: "svg", label: UIString("Skip Forward 10 Seconds") },
SkipForward15 : { name: "SkipForward15", type: "svg", label: UIString("Skip Forward 15 Seconds") },
SpinnerSprite : { name: "SpinnerSprite", type: "png", label: UIString("Loading\u2026") },
Tracks : { name: "MediaSelector", type: "svg", label: UIString("Media Selection") },
Volume0 : { name: "Volume0", type: "svg", label: UIString("Mute") },
Volume0RTL : { name: "Volume0-RTL", type: "svg", label: UIString("Mute") },
Volume1 : { name: "Volume1", type: "svg", label: UIString("Mute") },
Volume1RTL : { name: "Volume1-RTL", type: "svg", label: UIString("Mute") },
Volume2 : { name: "Volume2", type: "svg", label: UIString("Mute") },
Volume2RTL : { name: "Volume2-RTL", type: "svg", label: UIString("Mute") },
Volume3 : { name: "Volume3", type: "svg", label: UIString("Mute") },
Volume3RTL : { name: "Volume3-RTL", type: "svg", label: UIString("Mute") },
VolumeMuted : { name: "VolumeMuted", type: "svg", label: UIString("Unmute") },
VolumeMutedRTL : { name: "VolumeMuted-RTL", type: "svg", label: UIString("Unmute") },
};
const MimeTypes = {
"pdf": "application/pdf",
"png": "image/png",
"svg": "image/svg+xml"
};
const IconsWithFullscreenVariants = [Icons.Airplay, Icons.Tracks, Icons.EnterPiP];
const iconService = new class IconService {
constructor()
{
this.images = {};
}
// Public
get shadowRoot()
{
return this.shadowRootWeakRef ? this.shadowRootWeakRef.deref() : null;
}
set shadowRoot(shadowRoot)
{
this.shadowRootWeakRef = new WeakRef(shadowRoot);
}
imageForIconAndLayoutTraits(icon, layoutTraits)
{
const [fileName, resourceDirectory] = this._fileNameAndResourceDirectoryForIconAndLayoutTraits(icon, layoutTraits);
const path = `${resourceDirectory}/${fileName}.${icon.type}`;
let image = this.images[path];
if (image)
return image;
image = this.images[path] = new Image;
// Prevent this image from being shown if it's ever attached to the DOM.
image.style.display = "none";
// Must attach the `<img>` to the UA shadow root before setting `src` so that `isInUserAgentShadowTree` is correct.
this.shadowRoot?.appendChild(image);
if (this.mediaControlsHost)
image.src = `data:${MimeTypes[icon.type]};base64,${this.mediaControlsHost.base64StringForIconNameAndType(fileName, icon.type)}`;
else
image.src = `${this.directoryPath}/${path}`;
// Remove the `<img>` from the shadow root once the `src` has been set as `isInUserAgentShadowTree` has already been checked by this point.
image.remove();
return image;
}
// Private
_fileNameAndResourceDirectoryForIconAndLayoutTraits(icon, layoutTraits)
{
let resourceDirectory = layoutTraits.resourceDirectory();
let iconName = icon.name;
if (layoutTraits.supportsIconWithFullscreenVariant() && IconsWithFullscreenVariants.includes(icon))
iconName += "-fullscreen";
let fileName = iconName;
if (icon.type === "png")
fileName = `${iconName}@${window.devicePixelRatio}x`;
return [fileName, resourceDirectory];
}
};
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