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index.js
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import { OpenSheetMusicDisplay } from '../src/OpenSheetMusicDisplay/OpenSheetMusicDisplay';
import { BackendType } from '../src/OpenSheetMusicDisplay/OSMDOptions';
import * as jsPDF from '../node_modules/jspdf/dist/jspdf.es.min';
import * as svg2pdf from '../node_modules/svg2pdf.js/dist/svg2pdf.umd.min';
import { TransposeCalculator } from '../src/Plugins/Transpose/TransposeCalculator';
/*jslint browser:true */
(function () {
"use strict";
var openSheetMusicDisplay;
var sampleFolder = process.env.STATIC_FILES_SUBFOLDER ? process.env.STATIC_FILES_SUBFOLDER + "/" : "",
samples = {
"Beethoven, L.v. - An die ferne Geliebte": "Beethoven_AnDieFerneGeliebte.xml",
"Clementi, M. - Sonatina Op.36 No.1 Pt.1": "MuzioClementi_SonatinaOpus36No1_Part1.xml",
"Clementi, M. - Sonatina Op.36 No.1 Pt.2": "MuzioClementi_SonatinaOpus36No1_Part2.xml",
"Clementi, M. - Sonatina Op.36 No.3 Pt.1": "MuzioClementi_SonatinaOpus36No3_Part1.xml",
"Clementi, M. - Sonatina Op.36 No.3 Pt.2": "MuzioClementi_SonatinaOpus36No3_Part2.xml",
"Bach, J.S. - Praeludium in C-Dur BWV846 1": "JohannSebastianBach_PraeludiumInCDur_BWV846_1.xml",
"Bach, J.S. - Air": "JohannSebastianBach_Air.xml",
"Gounod, C. - Méditation": "CharlesGounod_Meditation.xml",
"Haydn, J. - Concertante Cello": "JosephHaydn_ConcertanteCello.xml",
"Joplin, S. - Elite Syncopations": "ScottJoplin_EliteSyncopations.xml",
"Joplin, S. - The Entertainer": "ScottJoplin_The_Entertainer.xml",
"Mozart, W.A. - An Chloe": "Mozart_AnChloe.xml",
"Mozart, W.A. - Das Veilchen": "Mozart_DasVeilchen.xml",
"Mozart, W.A. - Clarinet Quintet (Excerpt)": "Mozart_Clarinet_Quintet_Excerpt.mxl",
"Mozart, W.A. - String Quartet in G, K. 387, 1st Mvmt Excerpt": "Mozart_String_Quartet_in_G_K._387_1st_Mvmnt_excerpt.musicxml",
"Mozart/Holzer - Land der Berge (national anthem of Austria)": "Land_der_Berge.musicxml",
"OSMD Function Test - All": "OSMD_function_test_all.xml",
"OSMD Function Test - Accidentals": "OSMD_function_test_accidentals.musicxml",
"OSMD Function Test - Autobeam": "OSMD_function_test_autobeam.musicxml",
"OSMD Function Test - Auto-/Custom-Coloring": "OSMD_function_test_auto-custom-coloring-entchen.musicxml",
"OSMD Function Test - Bar lines": "OSMD_function_test_bar_lines.musicxml",
"OSMD Function Test - Chord Symbols": "OSMD_function_test_chord_symbols.musicxml",
"OSMD Function Test - Chord Spacing": "OSMD_function_test_chord_spacing.mxl",
"OSMD Function Test - Chord Symbols - Various Chords": "OSMD_function_test_chord_tests_various.musicxml",
"OSMD Function Test - Chord Symbols - BrookeWestSample": "BrookeWestSample.mxl",
"OSMD Function Test - Color (from XML)": "OSMD_function_test_color.musicxml",
"OSMD Function Test - Container height (compacttight mode)": "OSMD_Function_Test_Container_height.musicxml",
"OSMD Function Test - Drumset": "OSMD_function_test_drumset.musicxml",
"OSMD Function Test - Drums on one Line": "OSMD_Function_Test_Drums_one_line_snare_plus_piano.musicxml",
"OSMD Function Test - Expressions": "OSMD_function_test_expressions.musicxml",
"OSMD Function Test - Expressions Overlap": "OSMD_function_test_expressions_overlap.musicxml",
"OSMD Function Test - Grace Notes": "OSMD_function_test_GraceNotes.xml",
"OSMD Function Test - Metronome Marks": "OSMD_function_test_metronome_marks.mxl",
"OSMD Function Test - Multiple Rest Measures": "OSMD_function_test_multiple_rest_measures.musicxml",
"OSMD Function Test - Invisible Notes": "OSMD_function_test_invisible_notes.musicxml",
"OSMD Function Test - Notehead Shapes": "OSMD_function_test_noteheadShapes.musicxml",
"OSMD Function Test - Ornaments": "OSMD_function_test_Ornaments.xml",
"OSMD Function Test - Selecting Measures To Draw": "OSMD_function_test_measuresToDraw_Beethoven_AnDieFerneGeliebte.xml",
"OSMD Function Test - System and Page Breaks": "OSMD_Function_Test_System_and_Page_Breaks_4_pages.mxl",
"OSMD Function Test - Tabulature": "OSMD_Function_Test_Tabulature_hayden_study_1.mxl",
"OSMD Function Test - Tabulature MultiBends": "OSMD_Function_Test_Tablature_Multibends.musicxml",
"OSMD Function Test - Tabulature All Effects": "OSMD_Function_Test_Tablature_Alleffects.musicxml",
"OSMD Function Test - Tremolo": "OSMD_Function_Test_Tremolo_2bars.musicxml",
"OSMD Function Test - Labels": "OSMD_Function_Test_Labels.musicxml",
"OSMD Function Test - High Slur Test": "test_slurs_highNotes.musicxml",
"OSMD Function Test - Auto Multirest Measures Single Staff": "Test_Auto_Multirest_1.musicxml",
"OSMD Function Test - Auto Multirest Measures Multiple Staves": "Test_Auto_Multirest_2.musicxml",
"OSMD Function Test - String number collisions": "test_string_number_collisions.musicxml",
"OSMD Function Test - Repeat Stave Connectors": "OSMD_function_Test_Repeat.musicxml",
"OSMD Function Test - Voice Alignment": "OSMD_Function_Test_Voice_Alignment.musicxml",
"Schubert, F. - An Die Musik": "Schubert_An_die_Musik.xml",
"Actor, L. - Prelude (Large Sample, loading time)": "ActorPreludeSample.xml",
"Actor, L. - Prelude (Large, No Print Part Names)": "ActorPreludeSample_PartName.xml",
"Anonymous - Saltarello": "Saltarello.mxl",
"Debussy, C. - Mandoline": "Debussy_Mandoline.xml",
"Levasseur, F. - Parlez Mois": "Parlez-moi.mxl",
"Schumann, R. - Dichterliebe": "Dichterliebe01.xml",
"Telemann, G.P. - Sonate-Nr.1.1-Dolce": "TelemannWV40.102_Sonate-Nr.1.1-Dolce.xml",
"Telemann, G.P. - Sonate-Nr.1.2-Allegro": "TelemannWV40.102_Sonate-Nr.1.2-Allegro-F-Dur.xml",
},
zoom = 1.0,
// HTML Elements in the page
divControls,
zoomControls,
header,
err,
error_tr,
canvas,
selectSample,
selectBounding,
skylineDebug,
bottomlineDebug,
zoomIns,
zoomOuts,
zoomDivs,
custom,
nextCursorBtn,
resetCursorBtn,
followCursorCheckbox,
showCursorBtn,
hideCursorBtn,
backendSelect,
backendSelectDiv,
debugReRenderBtn,
debugClearBtn,
selectPageSizes,
printPdfBtns,
transpose,
transposeBtn;
// manage option setting and resetting for specific samples, e.g. in the autobeam sample autobeam is set to true, otherwise reset to previous state
// TODO design a more elegant option state saving & restoring system, though that requires saving the options state in OSMD
var minMeasureToDrawStashed = 1;
var maxMeasureToDrawStashed = Number.MAX_SAFE_INTEGER;
var measureToDrawRangeNeedsReset = false;
var drawingParametersStashed = "default";
var drawingParametersNeedsReset = false;
var autobeamOptionNeedsReset = false;
var autobeamOptionStashedValue = false;
var autoCustomColoringOptionNeedsReset = false;
var autoCustomColoringOptionStashedValue = false;
var drawPartNamesOptionStashedValue = true;
var drawPartAbbreviationsStashedValue = true;
var drawPartNamesOptionNeedsReset = false;
var pageBreaksOptionStashedValue = false;
var pageBreaksOptionNeedsReset = false;
var systemBreaksOptionStashedValue = false; // reset handled by pageBreaksOptionNeedsReset
var showControls = true;
var showExportPdfControl = false;
var showPageFormatControl = false;
var showZoomControl = true;
var showHeader = true;
var showDebugControls = false;
if (process.env.OSMD_DEMO_TITLE) {
document.title = process.env.OSMD_DEMO_TITLE;
}
// Initialization code
function init() {
var name, option;
// Handle window parameter
var paramEmbedded = findGetParameter('embedded');
var paramShowControls = findGetParameter('showControls');
var paramShowPageFormatControl = findGetParameter('showPageFormatControl');
var paramShowExportPdfControl = findGetParameter('showExportPdfControl');
var paramShowZoomControl = findGetParameter('showZoomControl');
var paramShowHeader = findGetParameter('showHeader');
var paramZoom = findGetParameter('zoom');
var paramOverflow = findGetParameter('overflow');
var paramOpenUrl = findGetParameter('openUrl');
var paramDebugControls = findGetParameter('debugControls');
var paramCompactMode = findGetParameter('compactMode');
var paramMeasureRangeStart = findGetParameter('measureRangeStart');
var paramMeasureRangeEnd = findGetParameter('measureRangeEnd');
var paramPageFormat = findGetParameter('pageFormat');
var paramPageBackgroundColor = findGetParameter('pageBackgroundColor');
var paramBackendType = findGetParameter('backendType');
var paramPageWidth = findGetParameter('pageWidth');
var paramPageHeight = findGetParameter('pageHeight');
var paramHorizontalScrolling = findGetParameter('horizontalScrolling');
var paramSingleHorizontalStaffline = findGetParameter('singleHorizontalStaffline');
showHeader = (paramShowHeader !== '0');
showControls = false;
if (paramEmbedded) {
showControls = paramShowControls !== '0';
showZoomControl = paramShowZoomControl !== '0';
showPageFormatControl = paramShowPageFormatControl !== '0';
showExportPdfControl = paramShowExportPdfControl !== '0';
}
if (paramZoom) {
if (paramZoom > 0.1 && paramZoom < 5.0) {
zoom = paramZoom;
}
}
if (paramOverflow && typeof paramOverflow === 'string') {
if (paramOverflow === 'hidden' || paramOverflow === 'auto' || paramOverflow === 'scroll' || paramOverflow === 'visible') {
document.body.style.overflow = paramOverflow;
}
}
var compactMode = paramCompactMode && paramCompactMode !== '0';
var measureRangeStart = paramMeasureRangeStart ? Number.parseInt(paramMeasureRangeStart) : 0;
var measureRangeEnd = paramMeasureRangeEnd ? Number.parseInt(paramMeasureRangeEnd) : Number.MAX_SAFE_INTEGER;
if (measureRangeStart && measureRangeEnd && measureRangeEnd < measureRangeStart) {
console.log("[OSMD] warning: measure range end parameter should not be smaller than measure range start. We've set start measure = end measure now.")
measureRangeStart = measureRangeEnd;
}
let pageFormat = paramPageFormat ? paramPageFormat : "Endless";
if (paramPageHeight && paramPageWidth) {
pageFormat = `${paramPageWidth}x${paramPageHeight}`
}
var pageBackgroundColor = paramPageBackgroundColor ? "#" + paramPageBackgroundColor : undefined; // vexflow format, see OSMDOptions. can't use # in parameters.
//console.log("demo: osmd pagebgcolor: " + pageBackgroundColor);
var backendType = (paramBackendType && paramBackendType.toLowerCase) ? paramBackendType : "svg";
var horizontalScrolling = paramHorizontalScrolling === '1';
var singleHorizontalStaffline = paramSingleHorizontalStaffline === '1';
// set the backendSelect debug controls dropdown menu selected item
//console.log("true: " + backendSelect && backendType.toLowerCase && backendType.toLowerCase() === "canvas");
// TODO somehow backendSelect becomes undefined here:
/*if (backendSelect && backendType.toLowerCase && backendType.toLowerCase() === "canvas") {
console.log("here1");
for (var i=0; i<backendSelect.options.length; i++) {
if (backendSelect.options[i].value.toLowerCase() === "canvas") {
backendSelect.selectedIndex = i;
}
}
backendSelect.value = "Canvas";
}*/
divControls = document.getElementById('divControls');
zoomControls = document.getElementById('zoomControls');
header = document.getElementById('header');
err = document.getElementById("error-td");
error_tr = document.getElementById("error-tr");
zoomDivs = [];
zoomDivs.push(document.getElementById("zoom-str"));
zoomDivs.push(document.getElementById("zoom-str-optional"));
custom = document.createElement("option");
selectSample = document.getElementById("selectSample");
selectBounding = document.getElementById("selectBounding");
skylineDebug = document.getElementById("skylineDebug");
bottomlineDebug = document.getElementById("bottomlineDebug");
zoomIns = [];
zoomIns.push(document.getElementById("zoom-in-btn"));
zoomIns.push(document.getElementById("zoom-in-btn-optional"));
zoomOuts = [];
zoomOuts.push(document.getElementById("zoom-out-btn"));
zoomOuts.push(document.getElementById("zoom-out-btn-optional"));
canvas = document.createElement("div");
if (horizontalScrolling) {
canvas.style.overflowX = 'auto'; // enable horizontal scrolling
}
//canvas.id = 'osmdCanvasDiv';
//canvas.style.overflowX = 'auto'; // enable horizontal scrolling
nextCursorBtn = document.getElementById("next-cursor-btn");
resetCursorBtn = document.getElementById("reset-cursor-btn");
followCursorCheckbox = document.getElementById("follow-cursor-checkbox");
showCursorBtn = document.getElementById("show-cursor-btn");
hideCursorBtn = document.getElementById("hide-cursor-btn");
backendSelect = document.getElementById("backend-select");
backendSelectDiv = document.getElementById("backend-select-div");
debugReRenderBtn = document.getElementById("debug-re-render-btn");
debugClearBtn = document.getElementById("debug-clear-btn");
selectPageSizes = [];
selectPageSizes.push(document.getElementById("selectPageSize"));
selectPageSizes.push(document.getElementById("selectPageSize-optional"));
printPdfBtns = [];
printPdfBtns.push(document.getElementById("print-pdf-btn"));
printPdfBtns.push(document.getElementById("print-pdf-btn-optional"));
transpose = document.getElementById('transpose');
transposeBtn = document.getElementById('transpose-btn');
//var defaultDisplayVisibleValue = "block"; // TODO in some browsers flow could be the better/default value
var defaultVisibilityValue = "visible";
var devDemoRunning = process.env.OSMD_DEBUG_CONTROLS;
showDebugControls = paramDebugControls === '1' || (devDemoRunning && paramDebugControls !== '0')
if (showDebugControls) {
var elementsToEnable = [
selectSample, selectBounding, selectPageSize, backendSelect, backendSelectDiv, divControls
];
for (var i=0; i<elementsToEnable.length; i++) {
if (elementsToEnable[i]) { // make sure this element is not null/exists in the index.html, e.g. github.io demo has different index.html
if (elementsToEnable[i].style) {
elementsToEnable[i].style.visibility = defaultVisibilityValue;
elementsToEnable[i].style.opacity = 1.0;
}
}
}
} else {
if (divControls) {
divControls.style.display = "none";
}
}
const optionalControls = document.getElementById('optionalControls');
if (optionalControls) {
if (showControls) {
optionalControls.style.visibility = defaultVisibilityValue;
optionalControls.style.opacity = 0.8;
} else {
optionalControls.style.display = 'none';
}
}
if (!showHeader) {
if (header) {
header.style.display = 'none';
}
} else {
if (header) {
header.style.opacity = 1.0;
}
}
// Hide error
error();
if (showControls) {
const optionalControls = document.getElementById('optionalControls');
if (optionalControls) {
optionalControls.style.opacity = 1.0;
// optionalControls.appendChild(zoomControlsButtons);
// optionalControls.appendChild(zoomControlsString);
optionalControls.style.position = 'absolute';
optionalControls.style.zIndex = '10';
optionalControls.style.right = '10px';
// optionalControls.style.padding = '10px';
}
if (showZoomControl) {
const zoomControlsButtonsColumn = document.getElementById('zoomControlsButtons-optional-column');
zoomControlsButtonsColumn.style.opacity = 1.0;
// const zoomControlsButtons = document.getElementById('zoomControlsButtons-optional');
// zoomControlsButtons.style.opacity = 1.0;
const zoomControlsString = document.getElementById('zoom-str-optional'); // actually === zoomDivs[1] above
if (zoomControlsString) {
zoomControlsString.innerHTML = Math.floor(zoom * 100.0) + "%";
zoomControlsString.style.display = 'inline';
// zoomControlsString.style.padding = '10px';
}
}
if (showExportPdfControl) {
const exportPdfButtonColumn = document.getElementById('print-pdf-btn-optional-column');
if (exportPdfButtonColumn) {
exportPdfButtonColumn.style.opacity = 1.0;
}
}
const pageFormatControlColumn = document.getElementById("selectPageSize-optional-column");
if (pageFormatControlColumn) {
if (showPageFormatControl) {
pageFormatControlColumn.style.opacity = 1.0;
} else {
// showPageFormatControlColumn.innerHTML = "";
// pageFormatControlColumn.style.minWidth = 0;
// pageFormatControlColumn.style.width = 0;
pageFormatControlColumn.style.display = 'none'; // squeezes buttons/columns
// pageFormatControlColumn.style.visibility = 'hidden';
// const optionalControlsColumnContainer = document.getElementById("optionalControlsColumnContainer");
// optionalControlsColumnContainer.removeChild(pageFormatControlColumn);
// optionalControlsColumnContainer.width *= 0.66;
// optionalControls.witdh *= 0.66;
// optionalControls.focus();
}
}
}
// Create select
for (name in samples) {
if (samples.hasOwnProperty(name)) {
option = document.createElement("option");
option.value = samples[name];
option.textContent = name;
}
if (selectSample) {
selectSample.appendChild(option);
}
}
if (selectSample) {
selectSample.onchange = selectSampleOnChange;
}
if (selectBounding) {
selectBounding.onchange = selectBoundingOnChange;
}
for (const selectPageSize of selectPageSizes) {
if (selectPageSize) {
selectPageSize.onchange = function (evt) {
var value = evt.target.value;
openSheetMusicDisplay.setPageFormat(value);
openSheetMusicDisplay.render();
};
}
}
for (const printPdfBtn of printPdfBtns) {
if (printPdfBtn) {
printPdfBtn.onclick = function () {
createPdf();
}
}
}
// Pre-select default music piece
custom.appendChild(document.createTextNode("Custom"));
// Create zoom controls
for (const zoomIn of zoomIns) {
if (zoomIn) {
zoomIn.onclick = function () {
zoom *= 1.2;
scale();
};
}
}
for (const zoomOut of zoomOuts) {
if (zoomOut) {
zoomOut.onclick = function () {
zoom /= 1.2;
scale();
};
}
}
if (skylineDebug) {
skylineDebug.onclick = function () {
openSheetMusicDisplay.DrawSkyLine = !openSheetMusicDisplay.DrawSkyLine;
openSheetMusicDisplay.render();
}
}
if (bottomlineDebug) {
bottomlineDebug.onclick = function () {
openSheetMusicDisplay.DrawBottomLine = !openSheetMusicDisplay.DrawBottomLine;
openSheetMusicDisplay.render();
}
}
if (debugReRenderBtn) {
debugReRenderBtn.onclick = function () {
rerender();
}
}
if (debugClearBtn) {
debugClearBtn.onclick = function () {
openSheetMusicDisplay.clear();
}
}
// Create OSMD object and canvas
openSheetMusicDisplay = new OpenSheetMusicDisplay(canvas, {
autoResize: true,
backend: backendType,
//backend: "canvas",
//cursorsOptions: [{type: 3, color: "#2bb8cd", alpha: 0.6, follow: true}], // highlight current measure instead of just a small vertical bar over approximate notes
disableCursor: false,
drawingParameters: compactMode ? "compact" : "default", // try compact (instead of default)
drawPartNames: true, // try false
// drawTitle: false,
// drawSubtitle: false,
drawFingerings: true,
//fingeringPosition: "left", // Above/Below is default. try left or right. experimental: above, below.
//fingeringPositionFromXML: false, // do this if you want them always left, for example.
// fingeringInsideStafflines: "true", // default: false. true draws fingerings directly above/below notes
setWantedStemDirectionByXml: true, // try false, which was previously the default behavior
// drawUpToMeasureNumber: 3, // draws only up to measure 3, meaning it draws measure 1 to 3 of the piece.
drawFromMeasureNumber : measureRangeStart,
drawUpToMeasureNumber : measureRangeEnd,
//drawMeasureNumbers: false, // disable drawing measure numbers
//measureNumberInterval: 4, // draw measure numbers only every 4 bars (and at the beginning of a new system)
useXMLMeasureNumbers: true, // read measure numbers from xml
// coloring options
coloringEnabled: true,
// defaultColorNotehead: "#CC0055", // try setting a default color. default is black (undefined)
// defaultColorStem: "#BB0099",
autoBeam: false, // try true, OSMD Function Test AutoBeam sample
autoBeamOptions: {
beam_rests: false,
beam_middle_rests_only: false,
//groups: [[3,4], [1,1]],
maintain_stem_directions: false
},
pageFormat: pageFormat,
pageBackgroundColor: pageBackgroundColor,
renderSingleHorizontalStaffline: singleHorizontalStaffline
// tupletsBracketed: true, // creates brackets for all tuplets except triplets, even when not set by xml
// tripletsBracketed: true,
// tupletsRatioed: true, // unconventional; renders ratios for tuplets (3:2 instead of 3 for triplets)
});
//openSheetMusicDisplay.DrawSkyLine = true;
//openSheetMusicDisplay.DrawBottomLine = true;
//openSheetMusicDisplay.setDrawBoundingBox("GraphicalLabel", false);
openSheetMusicDisplay.setLogLevel('info'); // set this to 'debug' if you want to see more detailed control flow information in console
document.body.appendChild(canvas);
window.addEventListener("keydown", function (e) {
var event = window.event ? window.event : e;
if (event.keyCode === 39) {
openSheetMusicDisplay.cursor.next();
}
});
nextCursorBtn.addEventListener("click", function () {
openSheetMusicDisplay.cursor.next();
});
resetCursorBtn.addEventListener("click", function () {
openSheetMusicDisplay.cursor.reset();
});
if (followCursorCheckbox) {
followCursorCheckbox.onclick = function () {
openSheetMusicDisplay.FollowCursor = !openSheetMusicDisplay.FollowCursor;
}
}
hideCursorBtn.addEventListener("click", function () {
if (openSheetMusicDisplay.cursor) {
openSheetMusicDisplay.cursor.hide();
} else {
console.info("Can't hide cursor, as it was disabled (e.g. by drawingParameters).");
}
});
showCursorBtn.addEventListener("click", function () {
if (openSheetMusicDisplay.cursor) {
openSheetMusicDisplay.cursor.show();
} else {
console.info("Can't show cursor, as it was disabled (e.g. by drawingParameters).");
}
});
backendSelect.addEventListener("change", function (e) {
var value = e.target.value;
var createNewOsmd = true;
if (createNewOsmd) {
// clears the canvas element
canvas.innerHTML = "";
openSheetMusicDisplay = new OpenSheetMusicDisplay(canvas, { backend: value });
openSheetMusicDisplay.setLogLevel('info'); // set this to 'debug' if you want to get more detailed control flow information
} else {
// alternative, doesn't work yet, see setOptions():
openSheetMusicDisplay.setOptions({ backend: value });
}
console.log("[OSMD] selectSampleOnChange addEventListener change");
// selectSampleOnChange();
});
if(transposeBtn && transpose){
openSheetMusicDisplay.TransposeCalculator = new TransposeCalculator();
transposeBtn.onclick = function(){
var transposeValue = parseInt(transpose.value);
openSheetMusicDisplay.Sheet.Transpose = transposeValue;
openSheetMusicDisplay.updateGraphic();
rerender();
}
}
// TODO after selectSampleOnChange, the resize handler triggers immediately,
// so we render twice at the start of the demo.
// maybe delay the first osmd render, e.g. when window ready?
if (paramOpenUrl) {
if (openSheetMusicDisplay.getLogLevel() < 2) { // debug or trace
console.log("[OSMD] selectSampleOnChange with " + paramOpenUrl);
}
// DEBUG: cause an error for a certain sample, for testing
// if (paramOpenUrl.startsWith("Beethoven")) {
// paramOpenUrl.causeError();
// }
selectSampleOnChange(paramOpenUrl);
} else {
if (openSheetMusicDisplay.getLogLevel() < 2) { // debug or trace
console.log("[OSMD] selectSampleOnChange without param");
}
selectSampleOnChange();
}
}
function findGetParameter(parameterName) {
// special treatment for the openUrl parameter, because different systems attach different arguments to an URL.
// because of CORS (cross-origin safety restrictions), you can only load an xml file from the same origin (server).
// test parameter: ?openUrl=https://opensheetmusiceducation.org/index.php?gf-download=2020%2F01%2FJohannSebastianBach_PraeludiumInCDur_BWV846_1.xml&endUrl&form-id=1&field-id=4&hash=c4ba271ef08204a26cbd4cd2d751c53b78f238c25ddbb1f343e1172f2ce2aa53
// (enable the console.log at the end of this method for testing)
// working test parameter in local demo: ?openUrl=OSMD_function_test_all.xml&endUrl
if (parameterName === 'openUrl') {
let startParameterName = 'openUrl=';
let endParameterName = '&endUrl';
let openUrlIndex = location.search.indexOf(startParameterName);
if (openUrlIndex < 0) {
return undefined;
}
let endIndex = location.search.indexOf(endParameterName) + endParameterName.length;
if (endIndex < 0) {
console.log("[OSMD] If using openUrl as a parameter, you have to end it with '&endUrl'. openUrl parameter omitted.");
return undefined;
}
let urlString = location.search.substring(openUrlIndex + startParameterName.length, endIndex - endParameterName.length);
//console.log("openUrl: " + urlString);
return urlString;
}
let result = undefined;
let tmp = [];
location.search
.substr(1)
.split('&')
.forEach(function (item) {
tmp = item.split('=');
if (tmp[0] === parameterName) {
result = decodeURIComponent(tmp[1]);
//console.log('Found param:' + parameterName + ' = ' + result);
}
});
return result;
}
function selectBoundingOnChange(evt) {
var value = evt.target.value;
openSheetMusicDisplay.DrawBoundingBox = value;
}
function selectSampleOnChange(str) {
error();
disable();
var isCustom = typeof str === "string";
if (!isCustom) {
if (selectSample) {
str = sampleFolder + selectSample.value;
} else {
if (samples && samples.length > 0) {
str = sampleFolder + samples[0];
} else {
return; // no sample to load right now
}
}
}
// zoom = 1.0;
setSampleSpecificOptions(str, isCustom);
openSheetMusicDisplay.load(str).then(
function () {
// This gives you access to the osmd object in the console. Do not use in production code
window.osmd = openSheetMusicDisplay;
openSheetMusicDisplay.zoom = zoom;
//openSheetMusicDisplay.Sheet.Transpose = 3; // try transposing between load and first render if you have transpose issues with F# etc
return openSheetMusicDisplay.render();
},
function (e) {
errorLoadingOrRenderingSheet(e, "rendering");
}
).then(
function () {
return onLoadingEnd(isCustom);
}, function (e) {
errorLoadingOrRenderingSheet(e, "loading");
onLoadingEnd(isCustom);
}
);
}
function setSampleSpecificOptions(str, isCustom) {
if (!isCustom && str.includes("measuresToDraw")) { // set options for measuresToDraw sample
// stash previously set range of measures to draw
if (!measureToDrawRangeNeedsReset) { // only stash once, when measuresToDraw called multiple times in a row
minMeasureToDrawStashed = openSheetMusicDisplay.EngravingRules.MinMeasureToDrawIndex + 1;
maxMeasureToDrawStashed = openSheetMusicDisplay.EngravingRules.MaxMeasureToDrawIndex + 1;
}
measureToDrawRangeNeedsReset = true;
// for debugging: draw from a random range of measures
let minMeasureToDraw = Math.ceil(Math.random() * 15); // measures start at 1 (measureIndex = measure number - 1 elsewhere)
let maxMeasureToDraw = Math.ceil(Math.random() * 15);
if (minMeasureToDraw > maxMeasureToDraw) {
minMeasureToDraw = maxMeasureToDraw;
let a = minMeasureToDraw;
maxMeasureToDraw = a;
}
//minMeasureToDraw = 1; // set your custom indexes here. Drawing only one measure can be a special case
//maxMeasureToDraw = 1;
console.log("drawing measures in the range: [" + minMeasureToDraw + "," + maxMeasureToDraw + "]");
openSheetMusicDisplay.setOptions({
drawFromMeasureNumber: minMeasureToDraw,
drawUpToMeasureNumber: maxMeasureToDraw
});
} else if (measureToDrawRangeNeedsReset) { // reset for other samples
openSheetMusicDisplay.setOptions({
drawFromMeasureNumber: minMeasureToDrawStashed,
drawUpToMeasureNumber: maxMeasureToDrawStashed
});
measureToDrawRangeNeedsReset = false;
}
if (!isCustom && str.includes("Test_Container_height")) {
drawingParametersStashed = openSheetMusicDisplay.drawingParameters.drawingParametersEnum;
openSheetMusicDisplay.setOptions({
drawingParameters: "compacttight"
});
drawingParametersNeedsReset = true;
} else if (drawingParametersNeedsReset) {
openSheetMusicDisplay.setOptions({
drawingParameters: drawingParametersStashed
});
drawingParametersNeedsReset = false;
}
// Enable Boomwhacker-like coloring for OSMD Function Test - Auto-Coloring (Boomwhacker-like, custom color set)
if (!isCustom && str.includes("auto-custom-coloring")) { // set options for auto coloring sample
autoCustomColoringOptionNeedsReset = true;
//openSheetMusicDisplay.setOptions({coloringMode: 1}); // Auto-Coloring with pre-defined colors
openSheetMusicDisplay.setOptions({
coloringMode: 2, // custom coloring set. 0 would be XML, 1 autocoloring
coloringSetCustom: ["#d82c6b", "#F89D15", "#FFE21A", "#4dbd5c", "#009D96", "#43469d", "#76429c", "#ff0000"],
// last color value of coloringSetCustom is for rest notes
colorStemsLikeNoteheads: true
});
} else if (autoCustomColoringOptionNeedsReset) {
openSheetMusicDisplay.setOptions({ // set default values. better would be to restore to stashed values, but unnecessarily complex for demo
coloringMode: 0,
colorStemsLikeNoteheads: false,
coloringSetCustom: null
});
autoCustomColoringOptionNeedsReset = false;
}
if (!isCustom && str.includes("autobeam")) {
autobeamOptionStashedValue = openSheetMusicDisplay.EngravingRules.AutoBeamNotes; // stash previously set value, to restore later
autobeamOptionNeedsReset = true;
openSheetMusicDisplay.setOptions({ autoBeam: true });
} else if (autobeamOptionNeedsReset) {
openSheetMusicDisplay.setOptions({ autoBeam: autobeamOptionStashedValue });
autobeamOptionNeedsReset = false;
}
if (!isCustom && str.includes("OSMD_Function_Test_System_and_Page_Breaks")) {
pageBreaksOptionStashedValue = openSheetMusicDisplay.EngravingRules.NewPageAtXMLNewPageAttribute;
systemBreaksOptionStashedValue = openSheetMusicDisplay.EngravingRules.NewSystemAtXMLNewSystemAttribute;
pageBreaksOptionNeedsReset = true;
openSheetMusicDisplay.setOptions({ newPageFromXML: true, newSystemFromXML: true });
}
else if (pageBreaksOptionNeedsReset) {
openSheetMusicDisplay.setOptions({ newPageFromXML: pageBreaksOptionStashedValue, newSystemFromXML: systemBreaksOptionStashedValue });
pageBreaksOptionNeedsReset = false;
}
if (!isCustom && str.includes("Schubert_An_die_Musik")) { // TODO weird layout bug here with part names. but shouldn't be in score anyways
drawPartNamesOptionStashedValue = openSheetMusicDisplay.EngravingRules.RenderPartNames;
drawPartAbbreviationsStashedValue = openSheetMusicDisplay.EngravingRules.RenderPartAbbreviations;
openSheetMusicDisplay.setOptions({ drawPartNames: false, drawPartAbbreviations: false }); // TODO sets osmd.drawingParameters.DrawPartNames! also check EngravingRules.RenderPartAbbreviations, was false
drawPartNamesOptionNeedsReset = true;
} else if (drawPartNamesOptionNeedsReset) {
openSheetMusicDisplay.setOptions({ drawPartNames: drawPartNamesOptionStashedValue, drawPartAbbreviations: drawPartAbbreviationsStashedValue });
drawPartNamesOptionNeedsReset = false;
}
}
function errorLoadingOrRenderingSheet(e, loadingOrRenderingString) {
var errorString = "Error " + loadingOrRenderingString + " sheet: " + e;
// if (process.env.DEBUG) { // people may not set a debug environment variable for the demo.
// Always giving a StackTrace might give us more and better error reports.
// TODO for a release, StackTrace control could be reenabled
errorString += "\n" + "StackTrace: \n" + e.stack;
// }
console.warn(errorString);
}
function onLoadingEnd(isCustom) {
// Remove option from select
if (!isCustom && custom.parentElement === selectSample) {
selectSample.removeChild(custom);
}
// Enable controls again
enable();
}
function logCanvasSize() {
for (const zoomDiv of zoomDivs) {
if (zoomDiv) {
zoomDiv.innerHTML = Math.floor(zoom * 100.0) + "%";
}
}
}
function scale() {
disable();
window.setTimeout(function () {
openSheetMusicDisplay.Zoom = zoom;
openSheetMusicDisplay.render();
enable();
}, 0);
}
function rerender() {
disable();
window.setTimeout(function () {
if (openSheetMusicDisplay.IsReadyToRender()) {
openSheetMusicDisplay.render();
} else {
console.log("[OSMD demo] Loses context!"); // TODO not sure that this message is reasonable, renders fine anyways. maybe vexflow context lost?
selectSampleOnChange(); // reload sample e.g. after osmd.clear()
}
enable();
}, 0);
}
function error(errString) {
if (!errString) {
error_tr.style.display = "none";
} else {
console.log("[OSMD demo] error: " + errString)
err.textContent = errString;
error_tr.style.display = "";
canvas.width = canvas.height = 0;
enable();
}
}
// Enable/Disable Controls
function disable() {
document.body.style.opacity = 0.3;
setDisabledForControls("disabled");
}
function enable() {
document.body.style.opacity = 1;
setDisabledForControls("");
logCanvasSize();
}
function setDisabledForControls(disabledValue) {
if (selectSample) {
selectSample.disabled = disabledValue;
}
for (const zoomIn of zoomIns) {
if (zoomIn) {
zoomIn.disabled = disabledValue;
}
}
for (const zoomOut of zoomOuts) {
if (zoomOut) {
zoomOut.disabled = disabledValue;
}
}
}
/**
* Creates a Pdf of the currently rendered MusicXML
* @param pdfName if no name is given, the composer and title of the piece will be used
*/
async function createPdf(pdfName) {
if (openSheetMusicDisplay.backendType !== BackendType.SVG) {
console.log("[OSMD] createPdf(): Warning: createPDF is only supported for SVG background for now, not for Canvas." +
" Please use osmd.setOptions({backendType: SVG}).");
return;
}
if (pdfName === undefined) {
pdfName = openSheetMusicDisplay.sheet.FullNameString + ".pdf";
}
const backends = openSheetMusicDisplay.drawer.Backends;
let svgElement = backends[0].getSvgElement();
let pageWidth = 210;
let pageHeight = 297;
const engravingRulesPageFormat = openSheetMusicDisplay.rules.PageFormat;
if (engravingRulesPageFormat && !engravingRulesPageFormat.IsUndefined) {
pageWidth = engravingRulesPageFormat.width;
pageHeight = engravingRulesPageFormat.height;
} else {
pageHeight = pageWidth * svgElement.clientHeight / svgElement.clientWidth;
}
const orientation = pageHeight > pageWidth ? "p" : "l";
// create a new jsPDF instance
const pdf = new jsPDF.jsPDF({
orientation: orientation,
unit: "mm",
format: [pageWidth, pageHeight]
});
//const scale = pageWidth / svgElement.clientWidth;
for (let idx = 0, len = backends.length; idx < len; ++idx) {
if (idx > 0) {
pdf.addPage();
}
svgElement = backends[idx].getSvgElement();
if (!pdf.svg && !svg2pdf) { // this line also serves to make the svg2pdf not unused, though it's still necessary
// we need svg2pdf to have pdf.svg defined
console.log("svg2pdf missing, necessary for jspdf.svg().");
return;
}
await pdf.svg(svgElement, {
x: 0,
y: 0,
width: pageWidth,
height: pageHeight,
})
}
pdf.save(pdfName); // save/download the created pdf
//pdf.output("pdfobjectnewwindow", {filename: "osmd_createPDF.pdf"}); // open PDF in new tab/window
// note that using jspdf with svg2pdf creates unnecessary console warnings "AcroForm-Classes are not populated into global-namespace..."
// this will hopefully be fixed with a new jspdf release, see https://github.com/yWorks/jsPDF/pull/32
}
// Register events: load, drag&drop
window.addEventListener("load", function () {
init();
});
window.addEventListener("dragenter", function (event) {
event.preventDefault();
disable();
});
window.addEventListener("dragover", function (event) {
event.preventDefault();
});
window.addEventListener("dragleave", function (event) {
enable();
});
window.addEventListener("drop", function (event) {
event.preventDefault();
if (!event.dataTransfer || !event.dataTransfer.files || event.dataTransfer.files.length === 0) {
return;
}
// Add "Custom..." score
selectSample.appendChild(custom);
custom.selected = "selected";
// Read dragged file
var reader = new FileReader();
reader.onload = function (res) {
selectSampleOnChange(res.target.result);
};
var filename = event.dataTransfer.files[0].name;
if (filename.toLowerCase().indexOf(".xml") > 0
|| filename.toLowerCase().indexOf(".musicxml") > 0) {
reader.readAsText(event.dataTransfer.files[0]);
} else if (event.dataTransfer.files[0].name.toLowerCase().indexOf(".mxl") > 0) {
reader.readAsBinaryString(event.dataTransfer.files[0]);
}
else {
alert("No vaild .xml/.mxl/.musicxml file!");
}
});
}());