320 lines
10 KiB
JavaScript
320 lines
10 KiB
JavaScript
// const { createElement } = require("./react");
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// const log = console.log;
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const log = window.max.outlet;
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const e = React.createElement;
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let lfos = [];
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const MAXLFOS = 20;
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const MAXENUMS = 20;
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const MAXENUMPOINTS = 10;
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const SHAPETYPES = ["Sine", "SawUp", "SawDown", "Tri", "Square"];
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const PARAMOPTIONS = ["attenuation", "melody_scope"];
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const ViewModes = Object.freeze({
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MOD: 0,
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ENUM: 1
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});
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function DropDown(props) {
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return e('select', {type: "number", onChange: props.onChange, value: props.value},
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...props.options.map((item) => Option(item)));
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}
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function ListItem(child){
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return e('li', null, child)
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}
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function NumberBox(props){
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return e('input', {type: "number", onChange: props.onChange, value: props.value, className: props.className}, null);
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}
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function TextBox(props){
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return e('input', {type: "text", value: props.value});
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}
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function Option(str){
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return e("option", null, str);
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}
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function Button(props){
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return e('button', {onClick: props.onClick}, props.text);
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}
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function Switch(props){
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return e('label', {className: 'switch'},
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e('input', {type: 'checkbox', onClick: props.ontoggle}, null),
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e('span', {className: 'slider round'}, null))
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}
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function CreateParamChanger(arr, setArr, index){
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return (event) => {
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let newArr = arr.slice();
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newArr[index] = event.target.value;
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setArr(newArr);
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log(`${index} ${event.target.value}`);
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}
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}
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function CreateMatrixParamChanger(matrix, setMatrix, i, j){
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return (event) => {
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var newMatrix = matrix.map(function(arr) {
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return arr.slice();
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});
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newMatrix[i][j] = event.target.value;
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setMatrix(newMatrix);
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log(`${i}, ${j} ${event.target.value}`);
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}
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}
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/////////////////////////
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// MODULATORS
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/////////////////////////
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function ControlType(){
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return e('select', {className: 'control-type'}, Option("LFO"));
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}
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function LfoShape(){
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return e('select', {className: 'lfo-shape'}, Option("Sine"), Option("SawUp"), Option("SawDown"), Option("Tri"), Option("Square"));
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}
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function ParamName(){
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return e('select', {className: 'param-name'}, Option("djParam"), Option("melody_scope"));
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}
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function LfoRow(props){
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let content = e('ul', {className: 'lfo-item'},
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ListItem(ControlType()),
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ListItem(DropDown({onChange: props.setShape, value:props.shape, options: SHAPETYPES})),
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ListItem(DropDown({onChange: props.setDjParam, value: props.djParam, options: PARAMOPTIONS})),
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ListItem(e(NumberBox, {onChange:props.setFreq, value:props.freq}, null)),
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ListItem(e(NumberBox, {onChange:props.setAmp, value:props.amp}, null)),
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ListItem(e(NumberBox, {onChange:props.setPhase, value:props.phase}, null)),
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ListItem(e(Button, {text:'+', onClick: props.addLfo}, null)),
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ListItem(e(Button, {text:'-', onClick: props.removeLfo}, null))
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);
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if (props.visible){
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return content
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};
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}
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/////////////////////////
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// ENUMERATORS
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/////////////////////////
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// NOT A REACT FUNCTIONAL COMPONENT. MERELY RETURNS AN ARRAY WHICH IS UNPACKED
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function EnumeratorItems(index, enumBreakPoints, setEnumBreakPoints, enumNames){
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let items = []
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for (let i = 0; i < MAXENUMPOINTS; i++){
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log("hii")
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log(enumNames[i])
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items.push(ListItem(e(TextBox, {value: enumNames[i]}, null)));
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// Add 1 to make up for the lower enum bound
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items.push(ListItem(e(NumberBox, {onChange: CreateMatrixParamChanger(enumBreakPoints, setEnumBreakPoints, index, i + 1), value:enumBreakPoints[index][i + 1]}, null)));
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}
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return items;
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}
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function EnumeratorRow(props){
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let content = e('ul', {className: 'lfo-item'},
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ListItem(DropDown({onChange: props.setDjParam, value: props.djParam, options: PARAMOPTIONS})),
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ListItem(e(NumberBox, {onChange: props.setEnumItemCounts, value:props.enumItems, className: 'enum-count'}, null)),
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ListItem(e(NumberBox, {onChange: CreateMatrixParamChanger(props.enumBreakPoints, props.setEnumBreakPoints, props.index, 0), value:props.enumBreakPoints[props.index][0]}, null)),
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...(EnumeratorItems(props.index, props.enumBreakPoints, props.setEnumBreakPoints, props.enumNames[props.index]).slice(0, props.enumItems * 2)),
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ListItem(e(Button, {text:'+', onClick: props.addEnum}, null)),
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ListItem(e(Button, {text:'-', onClick: props.removeEnum}, null))
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);
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if (props.visible){
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return content;
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};
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}
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function MasterLfoHandler(){
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let initVisArr = Array(MAXLFOS).fill(false);
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initVisArr[0] = true;
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const [viewMode, setViewMode] = React.useState(ViewModes.MOD);
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const toggleViewMode = () => {
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log("toggle");
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if (viewMode === ViewModes.MOD)
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setViewMode(ViewModes.ENUM);
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else
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setViewMode(ViewModes.MOD);
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};
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/// MODULATOR ARRAYS
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const [modVisibleArr, setModVisibleArr] = React.useState(initVisArr);
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const [shapeArr, setShapeArr] = React.useState(Array(MAXLFOS).fill('Sine'));
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const [djParamArr, setDjParamArr] = React.useState(Array(MAXLFOS).fill('djParam'));
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const [freqArr, setFreqArr] = React.useState(Array(MAXLFOS).fill('1'));
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const [ampArr, setAmpArr] = React.useState(Array(MAXLFOS).fill('1'));
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const [phaseArr, setPhaseArr] = React.useState(Array(MAXLFOS).fill('0'));
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const allModArrays = [modVisibleArr, shapeArr, djParamArr, freqArr, ampArr, phaseArr];
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const allModSetters = [setModVisibleArr, setShapeArr, setDjParamArr, setFreqArr, setAmpArr, setPhaseArr];
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const modBlankVals = [true, 'Sine', '1', '1', '0'];
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/// ENUMERATOR ARRAYS
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const [enumItemCounts, setEnumItemCounts] = React.useState(Array(MAXENUMPOINTS).fill('2'));
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let baseEnumBreakpoints = Array(MAXENUMS).fill(0).map(x => Array(MAXENUMPOINTS+ 1).fill(0));
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for (let i = 0; i < MAXENUMS; i++){
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for (let j=0; j < MAXENUMPOINTS + 1; j++){
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baseEnumBreakpoints[i][j] = j;
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}
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}
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const [enumBreakPoints, setEnumBreakPoints] = React.useState(baseEnumBreakpoints);
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let baseEnumNames = Array(MAXENUMS).fill(0).map(x => Array(MAXENUMPOINTS).fill('asdf'));
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for (let i = 0; i < MAXENUMS; i++){
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for (let j=0; j < MAXENUMPOINTS; j++){
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baseEnumNames[i][j] = j;
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}
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}
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const [enumNames, setEnumNames] = React.useState(baseEnumNames);
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React.useEffect(() => {
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function handleLoad(event) {
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window.max.getDict(event.detail, (dict) => {
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})
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}
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function handleSave(event) {
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window.max.setDict(event.detail, {"data" : allModArrays});
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}
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window.addEventListener('loadDict', handleLoad);
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window.addEventListener('saveDict', handleSave);
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return () => {
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window.removeEventListener('loadDict', handleLoad);
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window.removeEventListener('loadDict', handleSave);
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};
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}, []);
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///////
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// Generate Modulators
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///////
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let modContents = []
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for (var i = 0; i<MAXLFOS; i++){
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let id = i;
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modContents.push(
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e(LfoRow, {
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shape: shapeArr[i],
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setShape: CreateParamChanger(shapeArr, setShapeArr, i),
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djParam: djParamArr[i],
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setDjParam: CreateParamChanger(djParamArr, setDjParamArr, i),
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freq: freqArr[i],
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setFreq: CreateParamChanger(freqArr, setFreqArr, i),
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amp: ampArr[i],
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setAmp: CreateParamChanger(ampArr, setAmpArr, i),
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phase: phaseArr[i],
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setPhase: CreateParamChanger(phaseArr, setPhaseArr, i),
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visible: modVisibleArr[i],
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addLfo: () => {
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if (id < MAXLFOS - 1){
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if (modVisibleArr[id + 1]){
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// need to delete the empty item to make room
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let emptyIndex = modVisibleArr.findIndex((item) => !item);
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if (emptyIndex != -1){
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for (var j = 0; j < allModArrays.length; j++){
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let array = allModArrays[j];
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// remove from all arrays
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array.splice(emptyIndex, 1);
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// add empty item at opened index
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array.splice(id + 1, 0, modBlankVals[j]);
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allModSetters[j](array);
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}
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}
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}
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let newArr = modVisibleArr.slice();
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newArr[id + 1] = true;
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setModVisibleArr(newArr);
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}
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},
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removeLfo: () => {
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let newArr = modVisibleArr.slice();
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newArr[id] = false;
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setModVisibleArr(newArr);
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}
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},
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null));
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}
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///////
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// Generate Enumerators
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///////
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let enumContents = []
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for (var i = 0; i<MAXLFOS; i++){
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let id = i;
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enumContents.push(
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e(EnumeratorRow, {
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visible: true,
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index: i,
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enumItems: enumItemCounts[i],
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setEnumItemCounts: CreateParamChanger(enumItemCounts, setEnumItemCounts, i),
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enumBreakPoints: enumBreakPoints,
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setEnumBreakPoints: setEnumBreakPoints,
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enumNames: enumNames
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}, null)
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);
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}
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var grid;
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var title;
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if (viewMode === ViewModes.MOD){
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grid = modContents;
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title = "MODULATORS";
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}
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else {
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grid = enumContents;
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title = "ENUMERATORS";
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}
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return e('div', null,
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e(Switch, {ontoggle: toggleViewMode}, null),
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e('h5', null, title),
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e('div', null, ...grid)
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);
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}
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window.max.bindInlet("load", (dictId) => {
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window.dispatchEvent(new CustomEvent('loadDict', {'detail' : dictId}));
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});
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window.max.bindInlet("save", (dictId) => {
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window.dispatchEvent(new CustomEvent('saveDict', {'detail' : dictId}));
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})
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const root = ReactDOM.createRoot(document.getElementById('lfo-container'));
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root.render(e(MasterLfoHandler, null, null)); |