@svta/common-media-library
Version:
A common library for media playback in JavaScript
72 lines • 3.05 kB
JavaScript
/**
*
* This code was ported from the dash.js project at:
* https://github.com/Dash-Industry-Forum/dash.js/blob/development/externals/cea608-parser.js
* https://github.com/Dash-Industry-Forum/dash.js/commit/8269b26a761e0853bb21d78780ed945144ecdd4d#diff-71bc295a2d6b6b7093a1d3290d53a4b2
*
* The original copyright appears below:
*
* The copyright in this software is being made available under the BSD License,
* included below. This software may be subject to other third party and contributor
* rights, including patent rights, and no such rights are granted under this license.
*
* Copyright (c) 2015-2016, DASH Industry Forum.
* 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.
* * 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.
* 2. Neither the name of Dash Industry Forum nor the names of its
* contributors may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 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 THE COPYRIGHT HOLDER 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.
*/
import { PenState } from './PenState.js';
/**
* Unicode character with styling and background.
*
* @group CTA-608
* @beta
*/
export class StyledUnicodeChar {
constructor() {
this.uchar = ' ';
this.penState = new PenState();
}
reset() {
this.uchar = ' ';
this.penState.reset();
}
setChar(uchar, newPenState) {
this.uchar = uchar;
this.penState.copy(newPenState);
}
setPenState(newPenState) {
this.penState.copy(newPenState);
}
equals(other) {
return this.uchar === other.uchar && this.penState.equals(other.penState);
}
copy(newChar) {
this.uchar = newChar.uchar;
this.penState.copy(newChar.penState);
}
isEmpty() {
return this.uchar === ' ' && this.penState.isDefault();
}
}
//# sourceMappingURL=StyledUnicodeChar.js.map