Bug 462113 - Implement progress bar / scrubber for video controls. r=enn, ui-r=boriss

This commit is contained in:
Justin Dolske 2009-01-24 21:21:32 -08:00
parent ea9a505253
commit a5da56e00c
16 changed files with 262 additions and 11 deletions

View File

@ -5,3 +5,7 @@
visibility: hidden;
opacity: 0.0;
}
.scrubber {
-moz-binding: url("chrome://global/content/bindings/videocontrols.xml#suppressChangeEvent");
}

View File

@ -6,6 +6,43 @@
xmlns:xbl="http://www.mozilla.org/xbl"
xmlns:svg="http://www.w3.org/2000/svg">
<binding id="suppressChangeEvent"
extends="chrome://global/content/bindings/scale.xml#scale">
<implementation>
<method name="valueChanged">
<parameter name="which"/>
<parameter name="newValue"/>
<parameter name="userChanged"/>
<body>
<![CDATA[
// This method is a copy of the base binding's valueChanged(), except that it does
// not dispatch a |change| event (to avoid exposing the event to web content), and
// just calls the videocontrol's seekToPosition() method directly.
switch (which) {
case "curpos":
// The value of userChanged is true when changing the position with the mouse,
// but not when pressing an arrow key. However, the base binding sets
// ._userChanged in its keypress handlers, so we just need to check both.
if (!userChanged && !this._userChanged)
return;
this.setAttribute("value", newValue);
this.parentNode.parentNode.parentNode.Utils.seekToPosition();
break;
case "minpos":
this.setAttribute("min", newValue);
break;
case "maxpos":
this.setAttribute("max", newValue);
break;
}
]]>
</body>
</method>
</implementation>
</binding>
<binding id="videoControls">
<resources>
@ -17,7 +54,12 @@
<spacer flex="1"/>
<hbox class="controlBar">
<button class="playButton" oncommand="this.parentNode.parentNode.Utils.togglePause();"/>
<box class="controlsMiddle" flex="1"/>
<stack class="scrubberStack" flex="1">
<box class="backgroundBar" flex="1"/>
<progressmeter class="bufferBar" flex="1"/>
<progressmeter class="progressBar" flex="1" max="10000"/>
<scale class="scrubber" flex="1"/>
</stack>
<button class="muteButton" oncommand="this.parentNode.parentNode.Utils.toggleMute();"/>
</hbox>
</xbl:content>
@ -81,6 +123,11 @@
playButton : null,
muteButton : null,
scrubber : null,
progressBar : null,
bufferBar : null,
thumbWidth : 0,
FADE_TIME_MAX : 200, // ms
FADE_TIME_STEP : 30, // ms
@ -90,6 +137,8 @@
controlsVisible : false,
firstFrameShown : false,
lastTimeUpdate : 0,
maxCurrentTimeSeen : 0,
get dynamicControls() {
// Don't fade controls for <audio> elements.
@ -118,11 +167,92 @@
case "loadeddata":
this.firstFrameShown = true;
break;
case "loadstart":
this.maxCurrentTimeSeen = 0;
break;
case "durationchange":
var duration = Math.round(this.video.duration * 1000); // in ms
this.durationChange(duration);
break;
case "progress":
var loaded = aEvent.loaded;
var total = aEvent.total;
this.log("+++ load, " + loaded + " of " + total);
// When the source is streaming, the value of .total is -1. Set the
// progress bar to the maximum, since it's not useful.
if (total == -1)
total = loaded;
this.bufferBar.max = total;
this.bufferBar.value = loaded;
break;
case "timeupdate":
var currentTime = Math.round(this.video.currentTime * 1000); // in ms
var duration = Math.round(this.video.duration * 1000); // in ms
// Timeupdate events are dispatched *every frame*. Reduce workload by
// ignoring position changes that are within 333ms of the current position.
if (Math.abs(currentTime - this.lastTimeUpdate) < 333)
return;
this.lastTimeUpdate = currentTime;
this.showPosition(currentTime, duration);
break;
case "emptied":
this.bufferBar.value = 0;
break;
default:
this.log("!!! event " + aEvent.type + " not handled!");
}
},
durationChange : function (duration) {
if (isNaN(duration))
duration = this.maxCurrentTimeSeen;
this.log("Duration is " + duration + "ms");
this.scrubber.max = duration;
// XXX Can't set increment here, due to bug 473103. Also, doing so causes
// snapping when dragging with the mouse, so we can't just set a value for
// the arrow-keys.
//this.scrubber.increment = duration / 50;
this.scrubber.pageincrement = Math.round(duration / 10);
},
seekToPosition : function() {
var newPosition = this.scrubber.getAttribute("value");
newPosition /= 1000; // convert from ms
this.log("+++ seeking to " + newPosition);
this.video.currentTime = newPosition;
},
showPosition : function(currentTime, duration) {
// If the duration is unknown (because the server didn't provide
// it, or the video is a stream), then we want to fudge the duration
// by using the maximum playback position that's been seen.
if (currentTime > this.maxCurrentTimeSeen)
this.maxCurrentTimeSeen = currentTime;
if (isNaN(duration)) {
duration = this.maxCurrentTimeSeen;
this.durationChange(duration);
}
this.log("time update @ " + currentTime + "ms of " + duration + "ms");
this.scrubber.value = currentTime;
// Extend the progressBar so it goes to the right-edge of the
// scrubber thumb. This is a bit tricky, due to how the thumb is
// positioned... It's flush-left at the minimum position, but
// flush-right at the maximum position (so that the full thumb is
// always visible in the <scale>'s box).
var percent = currentTime / duration;
var leftEdge = Math.floor(percent * (this.scrubber.clientWidth - this.thumbWidth));
var rightEdge = leftEdge + this.thumbWidth;
var adjPercent = rightEdge / this.scrubber.clientWidth;
// The progressBar has max=10000
this.progressBar.value = Math.round(adjPercent * 10000);
},
onMouseInOut : function (event) {
// If the controls are static, don't change anything.
if (!this.dynamicControls)
@ -251,7 +381,15 @@
this.Utils.controlBar = document.getAnonymousElementByAttribute(this, "class", "controlBar");
this.Utils.playButton = document.getAnonymousElementByAttribute(this, "class", "playButton");
this.Utils.muteButton = document.getAnonymousElementByAttribute(this, "class", "muteButton");
this.Utils.progressBar = document.getAnonymousElementByAttribute(this, "class", "progressBar");
this.Utils.bufferBar = document.getAnonymousElementByAttribute(this, "class", "bufferBar");
this.Utils.scrubber = document.getAnonymousElementByAttribute(this, "class", "scrubber");
// Get the width of the scrubber thumb.
var thumb = document.getAnonymousElementByAttribute(this.Utils.scrubber, "class", "scale-thumb");
if (thumb)
this.Utils.thumbWidth = thumb.clientWidth;
// Set initial state of play/pause button.
this.Utils.playButton.setAttribute("paused", video.paused);
@ -278,6 +416,11 @@
video.addEventListener("ended", this.Utils, false);
video.addEventListener("volumechange", this.Utils, false);
video.addEventListener("loadeddata", this.Utils, false);
video.addEventListener("loadstart", this.Utils, false);
video.addEventListener("durationchange", this.Utils, false);
video.addEventListener("timeupdate", this.Utils, false);
video.addEventListener("progress", this.Utils, false);
video.addEventListener("emptied", this.Utils, false);
this.Utils.log("--- videocontrols initialized ---");
]]>

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@ -178,6 +178,7 @@ classic.jar:
+ skin/classic/global/media/playButton.png (media/playButton.png)
+ skin/classic/global/media/muteButton.png (media/muteButton.png)
+ skin/classic/global/media/unmuteButton.png (media/unmuteButton.png)
+ skin/classic/global/media/scrubberThumb.png (media/scrubberThumb.png)
+ skin/classic/global/menu/menu-arrow-dis.gif (menu/menu-arrow-dis.gif)
+ skin/classic/global/menu/menu-arrow-hov.gif (menu/menu-arrow-hov.gif)
+ skin/classic/global/menu/menu-arrow.gif (menu/menu-arrow.gif)

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@ -1,7 +1,7 @@
@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
.controlBar {
height: 24px;
height: 28px;
background-color: rgba(35,31,32,0.74);
}
@ -11,8 +11,8 @@
-moz-appearance: none;
margin: 0px;
padding: 0px;
min-height: 24px;
min-width: 24px;
min-height: 28px;
min-width: 28px;
}
.playButton[paused="true"] {
background: url(chrome://global/skin/media/playButton.png) no-repeat center;
@ -24,10 +24,58 @@
-moz-appearance: none;
margin: 0px;
padding: 0px;
min-height: 24px;
min-width: 24px;
min-height: 28px;
min-width: 33px;
}
.muteButton[muted="true"] {
background: url(chrome://global/skin/media/unmuteButton.png) no-repeat center;
}
.backgroundBar {
/* make bar 8px tall (control height = 28, minus 2 * 10 margin) */
margin-top: 10px;
margin-bottom: 10px;
background-color: rgba(255,255,255,0.5);
-moz-border-radius: 4px 4px;
}
.bufferBar, .progressBar {
/* make bar 8px tall (control height = 28, minus 2 * 10 margin) */
margin: 10px 0px 10px 0px;
-moz-appearance: none;
min-width: 0px;
}
/* .progress-bar is an element inside the <progressmeter> implementation. */
.bufferBar .progress-bar {
/*
* Note that this is drawn on top of the .backgroundBar. So although this
* has the same background-color specified, the semitransparent
* compositing gives it a different visual appearance.
*/
background-color: rgba(255,255,255,0.5);
-moz-border-radius: 4px 4px;
}
.progressBar .progress-bar {
background-color: white;
-moz-border-radius: 4px 4px;
}
/* .scale-slider is an element inside the <scale> implementation. */
.scale-slider {
/* Hide the default horizontal bar. */
-moz-appearance: none;
background: none;
margin: 0;
}
/* .scale-thumb is an element inside the <scale> implementation. */
.scale-thumb {
/* Override the default thumb appearance with a custom image. */
-moz-appearance: none;
background: url(chrome://global/skin/media/scrubberThumb.png) no-repeat center;
border: none;
min-width: 11px;
min-height: 20px;
}

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@ -151,6 +151,7 @@ classic.jar:
skin/classic/global/media/playButton.png (media/playButton.png)
skin/classic/global/media/muteButton.png (media/muteButton.png)
skin/classic/global/media/unmuteButton.png (media/unmuteButton.png)
skin/classic/global/media/scrubberThumb.png (media/scrubberThumb.png)
skin/classic/global/radio/radio-check.gif (radio/radio-check.gif)
skin/classic/global/radio/radio-check-dis.gif (radio/radio-check-dis.gif)
skin/classic/global/scrollbar/slider.gif (scrollbar/slider.gif)
@ -322,6 +323,7 @@ classic.jar:
skin/classic/aero/global/media/playButton.png (media/playButton.png)
skin/classic/aero/global/media/muteButton.png (media/muteButton.png)
skin/classic/aero/global/media/unmuteButton.png (media/unmuteButton.png)
skin/classic/aero/global/media/scrubberThumb.png (media/scrubberThumb.png)
skin/classic/aero/global/radio/radio-check.gif (radio/radio-check.gif)
skin/classic/aero/global/radio/radio-check-dis.gif (radio/radio-check-dis.gif)
skin/classic/aero/global/scrollbar/slider.gif (scrollbar/slider.gif)

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@ -1,7 +1,7 @@
@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
.controlBar {
height: 24px;
height: 28px;
background-color: rgba(35,31,32,0.74);
}
@ -11,8 +11,8 @@
-moz-appearance: none;
margin: 0px;
padding: 0px;
min-height: 24px;
min-width: 24px;
min-height: 28px;
min-width: 28px;
border: none;
}
.playButton[paused="true"] {
@ -25,11 +25,64 @@
-moz-appearance: none;
margin: 0px;
padding: 0px;
min-height: 24px;
min-width: 24px;
min-height: 28px;
min-width: 33px;
border: none;
}
.muteButton[muted="true"] {
background: url(chrome://global/skin/media/unmuteButton.png) no-repeat center;
}
.backgroundBar {
/* make bar 8px tall (control height = 28, minus 2 * 10 margin) */
margin-top: 10px;
margin-bottom: 10px;
background-color: rgba(255,255,255,0.5);
-moz-border-radius: 4px 4px;
}
.bufferBar, .progressBar {
/* make bar 8px tall (control height = 28, minus 2 * 10 margin) */
margin: 10px 0px 10px 0px;
-moz-appearance: none;
border: none;
background-color: transparent;
min-width: 0px;
min-height: 0px;
}
/* .progress-bar is an element inside the <progressmeter> implementation. */
.bufferBar .progress-bar {
/*
* Note that this is drawn on top of the .backgroundBar. So although this
* has the same background-color specified, the semitransparent
* compositing gives it a different visual appearance.
*/
background-color: rgba(255,255,255,0.5);
-moz-border-radius: 4px 4px;
-moz-appearance: none;
}
.progressBar .progress-bar {
background-color: white;
-moz-border-radius: 4px 4px;
-moz-appearance: none;
}
/* .scale-slider is an element inside the <scale> implementation. */
.scale-slider {
/* Hide the default horizontal bar. */
-moz-appearance: none;
background: none;
margin: 0;
}
/* .scale-thumb is an element inside the <scale> implementation. */
.scale-thumb {
/* Override the default thumb appearance with a custom image. */
-moz-appearance: none;
background: url(chrome://global/skin/media/scrubberThumb.png) no-repeat center;
border: none;
min-width: 11px;
min-height: 20px;
}