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livetrax/share/web_surfaces/shared/components/parameter.js

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/*
* Copyright © 2020 Luciano Iam <lucianito@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
import { AddressableComponent } from '../base/component.js';
import { StateNode } from '../base/protocol.js';
class ValueType {
constructor (rawType) {
this._rawType = rawType;
}
get isBoolean () {
return this._rawType == 'b';
}
get isInteger () {
return this._rawType == 'i';
}
get isDouble () {
return this._rawType == 'd';
}
}
export class Parameter extends AddressableComponent {
constructor (parent, addr, desc) {
super(parent, addr);
this._name = desc[0];
this._valueType = new ValueType(desc[1]);
this._min = desc[2];
this._max = desc[3];
this._isLog = desc[4];
this._value = 0;
}
get plugin () {
return this._parent;
}
get name () {
return this._name;
}
get valueType () {
return this._valueType;
}
get min () {
return this._min;
}
get max () {
return this._max;
}
get isLog () {
return this._isLog;
}
get value () {
return this._value;
}
set value (value) {
this.updateRemote('value', value, StateNode.STRIP_PLUGIN_PARAM_VALUE);
}
handle (node, addr, val) {
if (node == StateNode.STRIP_PLUGIN_PARAM_VALUE) {
this.updateLocal('value', val[0]);
return true;
}
return false;
}
}