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Side by Side Diff: chrome/browser/resources/file_manager/js/media/media_controls.js

Issue 12262003: [Cleanup] Files.app: Adds missing periods at the end of the descriptions. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 7 years, 10 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 /** 5 /**
6 * @fileoverview MediaControls class implements media playback controls 6 * @fileoverview MediaControls class implements media playback controls
7 * that exist outside of the audio/video HTML element. 7 * that exist outside of the audio/video HTML element.
8 */ 8 */
9 9
10 /** 10 /**
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195 * @param {number} duration Duration in seconds. 195 * @param {number} duration Duration in seconds.
196 * @private 196 * @private
197 */ 197 */
198 MediaControls.prototype.displayProgress_ = function(current, duration) { 198 MediaControls.prototype.displayProgress_ = function(current, duration) {
199 var ratio = current / duration; 199 var ratio = current / duration;
200 this.progressSlider_.setValue(ratio); 200 this.progressSlider_.setValue(ratio);
201 this.currentTime_.textContent = MediaControls.formatTime_(current); 201 this.currentTime_.textContent = MediaControls.formatTime_(current);
202 }; 202 };
203 203
204 /** 204 /**
205 * @param {number} value Progress [0..1] 205 * @param {number} value Progress [0..1].
206 * @private 206 * @private
207 */ 207 */
208 MediaControls.prototype.onProgressChange_ = function(value) { 208 MediaControls.prototype.onProgressChange_ = function(value) {
209 if (!this.media_.seekable || !this.media_.duration) { 209 if (!this.media_.seekable || !this.media_.duration) {
210 console.error('Inconsistent media state'); 210 console.error('Inconsistent media state');
211 return; 211 return;
212 } 212 }
213 213
214 var current = this.media_.duration * value; 214 var current = this.media_.duration * value;
215 this.media_.currentTime = current; 215 this.media_.currentTime = current;
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264 if (this.media_.volume == 0) { 264 if (this.media_.volume == 0) {
265 this.volume_.setValue(this.savedVolume_ || 1); 265 this.volume_.setValue(this.savedVolume_ || 1);
266 } else { 266 } else {
267 this.savedVolume_ = this.media_.volume; 267 this.savedVolume_ = this.media_.volume;
268 this.volume_.setValue(0); 268 this.volume_.setValue(0);
269 } 269 }
270 this.onVolumeChange_(this.volume_.getValue()); 270 this.onVolumeChange_(this.volume_.getValue());
271 }; 271 };
272 272
273 /** 273 /**
274 * @param {number} value Volume [0..1] 274 * @param {number} value Volume [0..1].
275 * @return {number} The rough level [0..3] used to pick an icon. 275 * @return {number} The rough level [0..3] used to pick an icon.
276 * @private 276 * @private
277 */ 277 */
278 MediaControls.getVolumeLevel_ = function(value) { 278 MediaControls.getVolumeLevel_ = function(value) {
279 if (value == 0) return 0; 279 if (value == 0) return 0;
280 if (value <= 1 / 3) return 1; 280 if (value <= 1 / 3) return 1;
281 if (value <= 2 / 3) return 2; 281 if (value <= 2 / 3) return 2;
282 return 3; 282 return 3;
283 }; 283 };
284 284
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595 }; 595 };
596 596
597 /** 597 /**
598 * @return {number} [0..1] The current value. 598 * @return {number} [0..1] The current value.
599 */ 599 */
600 MediaControls.Slider.prototype.getValue = function() { 600 MediaControls.Slider.prototype.getValue = function() {
601 return this.value_; 601 return this.value_;
602 }; 602 };
603 603
604 /** 604 /**
605 * @param {number} value [0..1] 605 * @param {number} value [0..1].
606 */ 606 */
607 MediaControls.Slider.prototype.setValue = function(value) { 607 MediaControls.Slider.prototype.setValue = function(value) {
608 this.value_ = value; 608 this.value_ = value;
609 this.setValueToUI_(value); 609 this.setValueToUI_(value);
610 }; 610 };
611 611
612 /** 612 /**
613 * Fill the given proportion the slider bar (from the left). 613 * Fill the given proportion the slider bar (from the left).
614 * 614 *
615 * @param {number} proportion [0..1] 615 * @param {number} proportion [0..1].
616 * @private 616 * @private
617 */ 617 */
618 MediaControls.Slider.prototype.setFilled_ = function(proportion) { 618 MediaControls.Slider.prototype.setFilled_ = function(proportion) {
619 this.filled_.style.width = proportion * 100 + '%'; 619 this.filled_.style.width = proportion * 100 + '%';
620 }; 620 };
621 621
622 /** 622 /**
623 * Get the value from the input element. 623 * Get the value from the input element.
624 * 624 *
625 * @return {number} Value [0..1] 625 * @return {number} Value [0..1].
626 * @private 626 * @private
627 */ 627 */
628 MediaControls.Slider.prototype.getValueFromUI_ = function() { 628 MediaControls.Slider.prototype.getValueFromUI_ = function() {
629 return this.input_.value / this.input_.max; 629 return this.input_.value / this.input_.max;
630 }; 630 };
631 631
632 /** 632 /**
633 * Update the UI with the current value. 633 * Update the UI with the current value.
634 * 634 *
635 * @param {number} value [0..1] 635 * @param {number} value [0..1].
636 * @private 636 * @private
637 */ 637 */
638 MediaControls.Slider.prototype.setValueToUI_ = function(value) { 638 MediaControls.Slider.prototype.setValueToUI_ = function(value) {
639 this.input_.value = value * this.input_.max; 639 this.input_.value = value * this.input_.max;
640 this.setFilled_(value); 640 this.setFilled_(value);
641 }; 641 };
642 642
643 /** 643 /**
644 * Compute the proportion in which the given position divides the slider bar. 644 * Compute the proportion in which the given position divides the slider bar.
645 * 645 *
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701 * Number of animation steps. 701 * Number of animation steps.
702 */ 702 */
703 MediaControls.AnimatedSlider.STEPS = 10; 703 MediaControls.AnimatedSlider.STEPS = 10;
704 704
705 /** 705 /**
706 * Animation duration. 706 * Animation duration.
707 */ 707 */
708 MediaControls.AnimatedSlider.DURATION = 100; 708 MediaControls.AnimatedSlider.DURATION = 100;
709 709
710 /** 710 /**
711 * @param {number} value [0..1] 711 * @param {number} value [0..1].
712 * @private 712 * @private
713 */ 713 */
714 MediaControls.AnimatedSlider.prototype.setValueToUI_ = function(value) { 714 MediaControls.AnimatedSlider.prototype.setValueToUI_ = function(value) {
715 if (this.animationInterval_) { 715 if (this.animationInterval_) {
716 clearInterval(this.animationInterval_); 716 clearInterval(this.animationInterval_);
717 } 717 }
718 var oldValue = this.getValueFromUI_(); 718 var oldValue = this.getValueFromUI_();
719 var step = 0; 719 var step = 0;
720 this.animationInterval_ = setInterval(function() { 720 this.animationInterval_ = setInterval(function() {
721 step++; 721 step++;
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1129 AudioControls.prototype.onAdvanceClick_ = function(forward) { 1129 AudioControls.prototype.onAdvanceClick_ = function(forward) {
1130 if (!forward && 1130 if (!forward &&
1131 (this.getMedia().currentTime > AudioControls.TRACK_RESTART_THRESHOLD)) { 1131 (this.getMedia().currentTime > AudioControls.TRACK_RESTART_THRESHOLD)) {
1132 // We are far enough from the beginning of the current track. 1132 // We are far enough from the beginning of the current track.
1133 // Restart it instead of than skipping to the previous one. 1133 // Restart it instead of than skipping to the previous one.
1134 this.getMedia().currentTime = 0; 1134 this.getMedia().currentTime = 0;
1135 } else { 1135 } else {
1136 this.advanceTrack_(forward); 1136 this.advanceTrack_(forward);
1137 } 1137 }
1138 }; 1138 };
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