Robin Davies
434 lines
16 KiB
TypeScript
434 lines
16 KiB
TypeScript
// Copyright (c) 2022 Robin Davies
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of
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// this software and associated documentation files (the "Software"), to deal in
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// the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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// the Software, and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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import React, {Component} from 'react';
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import { Theme } from '@mui/material/styles';
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import { WithStyles } from '@mui/styles';
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import createStyles from '@mui/styles/createStyles';
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import withStyles from '@mui/styles/withStyles';
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import { MonitorPortHandle, PiPedalModel, State, PiPedalModelFactory } from "./PiPedalModel";
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import SvgPathBuilder from './SvgPathBuilder'
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import {isDarkMode} from './DarkMode';
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//const char* model[] = {"12-TET","19-TET","24-TET", "31-TET", "53-TET"};
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// set_adjustment(ui->widget[2]->adj,440.0, 440.0, 427.0, 453.0, 0.1, CL_CONTINUOS);
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const DEFAULT_FREQUENCY_PORT_NAME = "FREQ";
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const DIAL_WIDTH= 220;
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const DIAL_HEIGHT = 100;
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const NEEDLE_CY = 320;
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const CENTS_PER_MARK = 5;
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const NEEDLE_OUTER_RADIUS = 0.98;
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const TICK_OUTER_RADIUS = 0.96;
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const TICK_INNER_RADIUS = 0.85;
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const TICK_INNER_ZERO_RADIUS = 0.82;
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const DIAL_ANGLE_RADIANS = 20*Math.PI/180;
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const styles = (theme: Theme) =>
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createStyles({
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icon: {
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width: "24px",
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height: "24px",
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margin: "0px",
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opacity: "0.6"
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}
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});
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interface PitchInfo {
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valid: boolean;
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name: string;
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fractionText: string;
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fraction: number;
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semitoneCents: number
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}
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const FLAT = "\u{266d}";
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const SHARP = "#";
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const DOUBLE_FLAT = "\uD834\uDD2B";
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const DOUBLE_SHARP = "\uD834\uDD2A";
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const HALF_FLAT = "\uD834\uDD33";
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const HALF_SHARP = "\uD834\uDD32";
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const NOTES_12TET: string[] = [
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"C", "C" + SHARP, "D", "E"+FLAT,"E", "F", "F" + SHARP, "G", "A"+FLAT,"A","B"+FLAT,"B"
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];
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const NOTES_19TET: string[] = [
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"C", "C" + SHARP, "D"+FLAT, "D", "D" + SHARP,"E"+FLAT,"E", "E" + SHARP, "F", "F" + SHARP, "G"+FLAT,"G","G" + SHARP,"A"+FLAT,"A","A" + SHARP,"B"+FLAT,"B","C"+FLAT
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];
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const NOTES_24TET: string[] = [
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"C","C"+HALF_SHARP, "C" + SHARP,"D"+HALF_FLAT, "D", "D"+HALF_SHARP, "E"+FLAT, "E"+HALF_FLAT, "E","E"+HALF_SHARP,"F", "F"+HALF_SHARP, "F" + SHARP, "G"+HALF_FLAT,"G","G"+HALF_SHARP, "A"+FLAT,"A"+HALF_FLAT,"A","A"+HALF_SHARP,"B"+FLAT,"B"+HALF_FLAT,"B","C"+HALF_FLAT
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];
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// eslint-disable-next-line @typescript-eslint/no-unused-vars
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const NOTES_31TET: string[] = [
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"C", "D"+DOUBLE_FLAT, "C" + SHARP,"Db","C"+DOUBLE_SHARP,"D","E"+DOUBLE_FLAT,"D" + SHARP,"Eb","D"+DOUBLE_SHARP,"E",'Fb","E" + SHARP,"F","G"+DOUBLE_FLAT,"F" + SHARP,"Gb""Fx","G","A"+DOUBLE_FLAT,"G"+DOUBLE_SHARP,"A"'
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];
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// eslint-disable-next-line @typescript-eslint/no-unused-vars
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const NOTES_53TET = ["la","laa","lo","law","ta","teh","te","tu","tuh","ti","tih","to","taw","da","do","di","daw","ro","rih","ra","ru","ruh","reh","re ","ri","raw","ma","meh","me","mu","muh","mi","maa","mo","maw","fe","fa","fih","fu","fuh","fi","se","suh","su","sih","sol","si","saw","lo","leh","le","lu","luh"];
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interface GxTunerControlProps extends WithStyles<typeof styles> {
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theme: Theme;
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instanceId: number;
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valueIsMidi: boolean;
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symbolName?: string;
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}
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type GxTunerControlState = {
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pitchInfo: PitchInfo
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tet: number;
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refFrequency: number;
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animationTime: number;
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};
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const GxTunerControl =
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withStyles(styles, { withTheme: true })(
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class extends Component<GxTunerControlProps, GxTunerControlState>
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{
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model: PiPedalModel;
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refRoot: React.RefObject<HTMLDivElement>;
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constructor(props: GxTunerControlProps) {
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super(props);
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this.model = PiPedalModelFactory.getInstance();
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this.refRoot = React.createRef();
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this.state = {
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pitchInfo: {
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valid: false,
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name: "",
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fractionText: "",
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fraction: 0,
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semitoneCents: 100},
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tet: 12,
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animationTime: 0,
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refFrequency: 440
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};
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this.onFrequencyUpdated = this.onFrequencyUpdated.bind(this);
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this.onStateChanged = this.onStateChanged.bind(this);
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}
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frequencyPortName() : string {
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if (this.props.symbolName) { return this.props.symbolName;}
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return DEFAULT_FREQUENCY_PORT_NAME;
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}
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noteToPitchInfo(value: number) : PitchInfo
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{
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let aOffset = 69;
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let tet = this.state.tet;
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let refFrequency = this.state.refFrequency;
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let names: string[];
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let semitoneCents = 100;
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let valid = false;
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let hz = -1;
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let midiNote = -1;
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switch (tet)
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{
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case 12:
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default:
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aOffset = 69;
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names = NOTES_12TET;
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semitoneCents = 100;
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break;
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case 19:
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aOffset = 4*19+13;
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names = NOTES_19TET;
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semitoneCents = 100*12.0/19;
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break;
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case 24:
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aOffset = 4*24+18;
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semitoneCents = 50;
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names = NOTES_24TET;
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break;
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}
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let name = "";
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let fractionText = "";
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let fraction = 0;
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if (this.props.valueIsMidi)
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{
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midiNote = value;
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} else {
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if (value < 65)
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{
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hz = -1;
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midiNote = -1;
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} else {
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midiNote = Math.log2(hz/refFrequency)*tet + aOffset;
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}
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}
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if (midiNote > 0)
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{
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let note = midiNote;
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let noteNumber = Math.round(note);
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let octave = Math.floor((noteNumber)/tet);
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let nameIndex = noteNumber -octave* tet;
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if (nameIndex < 0) nameIndex += tet;
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name = names[ nameIndex ] + (octave-2);
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valid = true;
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fraction = note-noteNumber;
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if (fraction >= 0) {
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fractionText = "+" + fraction.toFixed(2).substr(1);
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} else {
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fractionText = "\u2212" + fraction.toFixed(2).substr(2);
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}
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}
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return {
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valid: valid,
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name: name,
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fraction: fraction,
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fractionText: fractionText,
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semitoneCents: semitoneCents
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};
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}
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lastValue: number = -1;
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onFrequencyUpdated(value: number): void
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{
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// suppress repeated zeros.
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if (value === this.lastValue && value <= 0 && this.animationIdle) return;
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this.lastValue = value;
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let pitchInfo = this.noteToPitchInfo(value);
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this.setState({
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pitchInfo: pitchInfo
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});
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if (value <= 0)
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{
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this.startAnimationTimer();
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} else {
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this.cancelAnimationTimer();
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}
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}
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animationTimer?: NodeJS.Timeout = undefined;
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cancelAnimationTimer(): void {
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if (this.animationTimer)
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{
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clearTimeout(this.animationTimer);
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this.animationTimer = undefined;
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}
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}
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startAnimationTimer(): void {
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if (!this.animationTimer)
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{
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this.animationTimer = setInterval(
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() => {
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this.setState({
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animationTime: new Date().getTime()
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});
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},
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1000/30
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);
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}
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}
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subscribedInstanceId: number = -1;
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monitorHandle?: MonitorPortHandle;
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addSubscription() {
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this.subscribedInstanceId = this.props.instanceId;
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this.monitorHandle = this.model.monitorPort(this.props.instanceId,this.frequencyPortName(),1.0/30,this.onFrequencyUpdated);
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}
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removeSubscription() {
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this.subscribedInstanceId = -1;
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if (this.monitorHandle) {
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this.model.unmonitorPort(this.monitorHandle);
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this.monitorHandle = undefined;
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}
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}
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updateSubscription() {
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if (this.subscribedInstanceId !== this.props.instanceId)
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{
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this.removeSubscription();
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this.addSubscription();
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}
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}
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onStateChanged(state: State)
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{
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// initial or reconnect
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if (state === State.Ready)
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{
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this.removeSubscription();
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this.updateSubscription();
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}
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}
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componentDidMount()
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{
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this.model.state.addOnChangedHandler(this.onStateChanged);
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this.addSubscription();
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}
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componentDidUpdate() {
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this.updateSubscription();
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}
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componentWillUnmount()
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{
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this.model.state.removeOnChangedHandler(this.onStateChanged);
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this.removeSubscription();
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this.cancelAnimationTimer();
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}
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makeDialTick(pitchInfo: PitchInfo, cents: number): React.ReactNode {
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let isZeroTick = Math.abs(cents) < 0.001;
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let r0 = TICK_OUTER_RADIUS;
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let r1 = (isZeroTick? TICK_INNER_ZERO_RADIUS: TICK_INNER_RADIUS);
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let width = isZeroTick? 3: 2;
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return this.makeTick(pitchInfo,cents,r0,r1,"#666", width);
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}
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makeTick(pitchInfo: PitchInfo, cents: number, r0: number, r1: number, stroke: string,width: number): React.ReactNode
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{
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let range = pitchInfo.semitoneCents;
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if (range > 50) {
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range = 50;
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}
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r0 *= NEEDLE_CY;
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r1 *= NEEDLE_CY;
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let angle = DIAL_ANGLE_RADIANS * (cents*2/(range));
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let sin_ = Math.sin(angle);
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let cos_ = -Math.cos(angle);
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let cx = DIAL_WIDTH/2;
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let cy = NEEDLE_CY;
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let path = new SvgPathBuilder().moveTo(r0*sin_+cx,r0*cos_+cy).lineTo(r1*sin_+cx,r1*cos_+cy).toString();
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return (<path d={path} stroke={stroke} strokeWidth={width+""} />);
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}
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lastValidTime: number = 0;
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lastValidCents: number = -100;
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animationIdle: boolean = true;
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makeNeedle(pitchInfo: PitchInfo)
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{
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let maxCents = pitchInfo.semitoneCents/2;
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if (maxCents > 25) {
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maxCents = 25;
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}
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let cents: number;
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if (!pitchInfo.valid)
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{
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const NEEDLE_DECAY_RATE_PER_MS = -50*7/1000;
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// animate to zero position.
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let time = new Date().getTime();
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let dt = time-this.lastValidTime;
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cents = this.lastValidCents+(dt*NEEDLE_DECAY_RATE_PER_MS);
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if (cents <= -maxCents)
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{
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cents = -maxCents;
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this.animationIdle = true;
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this.cancelAnimationTimer();
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} else {
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this.animationIdle = false;
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}
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} else {
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cents = pitchInfo.semitoneCents*pitchInfo.fraction;
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if (cents > maxCents) {
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cents = maxCents;
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}
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if (cents < -maxCents)
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{
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cents = -maxCents;
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}
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this.lastValidCents = cents;
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this.lastValidTime = new Date().getTime();
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}
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return this.makeTick(pitchInfo,cents,NEEDLE_OUTER_RADIUS,0.1,"#800",3);
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}
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renderDial(pitchInfo: PitchInfo)
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{
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let bounds = "0,0," + DIAL_WIDTH+ "," +DIAL_HEIGHT;
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let content: React.ReactNode[] = [];
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let maxCents = Math.floor(pitchInfo.semitoneCents/2 / CENTS_PER_MARK)*CENTS_PER_MARK;
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for (let cents = -maxCents; cents <= maxCents+ 0.01; cents += CENTS_PER_MARK) {
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content.push(this.makeDialTick(pitchInfo,cents));
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}
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content.push(
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this.makeNeedle(pitchInfo)
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);
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return (
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<svg viewBox={bounds} width={DIAL_WIDTH} height={DIAL_HEIGHT} style={{position: "absolute"}} >
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{ content }
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</svg>
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)
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}
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render() {
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let textColor = isDarkMode() ? "#999": "#444";
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return (<div ref={this.refRoot} style={{width: DIAL_WIDTH, height: DIAL_HEIGHT, fontSize: "2em", fontWeight: 700, position: "relative",
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boxShadow: isDarkMode() ?
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"5px 5px 6px rgba(0,0,0,0.8) inset":
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"1px 5px 6px #888 inset",
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background: isDarkMode()? "rgba(255,255,255,0.07)" : "",
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fontFamily: "arial,roboto,helvetica,sans"}}>
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<div style={{position: "absolute", left: 0, bottom: 5, width: "50%",textAlign: "right"}}>
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<span style={{ marginRight: 20, color: textColor, textAlign: "right" }}>{this.state.pitchInfo.name}</span>
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</div>
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<div style={{position: "absolute", right: 0, bottom: 5, width: "50%",textAlign: "left"}}>
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<span style={{ marginLeft: 20, color: textColor, textAlign: "left" }}>{this.state.pitchInfo.fractionText}</span>
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</div>
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{ this.renderDial(this.state.pitchInfo) }
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</div>);
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}
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}
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);
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export default GxTunerControl; |