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Update index.html
Browse files- index.html +110 -101
index.html
CHANGED
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@@ -3,7 +3,7 @@
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
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<title>Refined Piano Visualizer</title>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/tone/14.8.49/Tone.js"></script>
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<script src="https://cdn.jsdelivr.net/npm/[email protected]/build/MidiConvert.min.js"></script>
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<style>
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@@ -12,16 +12,16 @@
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--piano-bg-start: #1c1c1c;
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--piano-bg-end: #0d0d0d;
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--piano-border: #2f2f2f;
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--white-key-bg-start: #
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--white-key-bg-end: #
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--white-key-border: #
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--black-key-bg-start: #
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--black-key-bg-end: #
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--black-key-border: #050505;
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--hit-line-color: rgba(255,
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--key-active-glow: rgba(255,
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--particle-base-color-h: 320;
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--default-note-color-h: 180;
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}
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body {
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@@ -42,10 +42,10 @@
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left: 50%;
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transform: translateX(-50%);
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z-index: 100;
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background-color: rgba(
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padding: 10px 15px;
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border-radius:
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box-shadow: 0 2px
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display: flex;
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align-items: center;
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}
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@@ -53,9 +53,9 @@
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#controls input[type="text"] {
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padding: 9px 12px;
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margin-right: 8px;
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border: 1px solid #
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background-color: #
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color: #
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border-radius: 4px;
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width: 320px;
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font-size: 14px;
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@@ -70,21 +70,21 @@
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border: none;
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border-radius: 4px;
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transition: background-color 0.2s, box-shadow 0.2s;
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box-shadow: 0 2px 3px rgba(0,0,0,0.
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}
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#controls button:hover {
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background-color: #4cae4c;
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box-shadow: 0 3px 5px rgba(0,0,0,0.3);
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}
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#controls button:disabled {
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background-color: #
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cursor: not-allowed;
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box-shadow: none;
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}
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#loading-indicator {
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color: #
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font-size: 13px;
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margin-left:
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display: none;
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}
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@@ -92,7 +92,7 @@
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width: 98vw;
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max-width: 1500px;
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height: 28vh;
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min-height:
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display: flex;
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justify-content: center;
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align-items: flex-end;
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@@ -106,8 +106,8 @@
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background: linear-gradient(to bottom, var(--piano-bg-start), var(--piano-bg-end));
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padding: 10px 10px 0 10px;
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border-radius: 10px 10px 0 0;
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box-shadow: 0 0
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0 0
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border: 2px solid var(--piano-border);
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border-bottom: none;
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height: 100%;
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background: linear-gradient(to bottom, var(--white-key-bg-start), var(--white-key-bg-end));
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border-left: 1px solid var(--white-key-border);
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border-right: 1px solid var(--white-key-border);
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border-bottom: 5px solid #
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border-radius: 0 0 4px 4px;
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box-shadow: 0 2px 3px rgba(0,0,0,0.
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z-index: 1;
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margin-right: -1px;
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}
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.white-key:first-child { border-left: 1px solid #
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.white-key:last-child { border-right: 1px solid #
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.black-key {
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width: 18px;
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height: 58%;
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background: linear-gradient(to bottom, var(--black-key-bg-start), var(--black-key-bg-end));
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border: 1px solid var(--black-key-border);
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border-bottom: 4px solid #
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border-radius: 0 0 3px 3px;
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position: absolute;
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z-index: 2;
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box-shadow: -1px 0 2px rgba(0,0,0,0.4), 1px 0 2px rgba(0,0,0,0.4), 0 2px 3px rgba(0,0,0,0.
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}
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.white-key.active {
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background: linear-gradient(to bottom, #
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transform: perspective(500px) rotateX(
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border-bottom-width: 3.
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box-shadow: 0 0
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inset 0 -1px 1px rgba(255,255,255,0.
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}
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.black-key.active {
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background: linear-gradient(to bottom, #
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transform: perspective(500px) rotateX(0.
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border-bottom-width:
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box-shadow: 0 0
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inset 0 -1px 1px rgba(
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}
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#note-fall-area {
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width: 100
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height: calc(100vh - 28vh - 15px);
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position: absolute;
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top: 0;
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left: 50%;
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transform: translateX(-50%);
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pointer-events: none;
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}
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.note-bar {
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@@ -181,9 +182,9 @@
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border-radius: 3px;
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opacity: 0.9;
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background: var(--note-gradient);
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box-shadow: 0 0
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border: 1px solid rgba(255, 255, 255, 0.
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will-change: transform;
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}
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#hit-line {
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@@ -191,41 +192,42 @@
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bottom: calc(28vh + 5px);
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left: 50%;
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transform: translateX(-50%);
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width: var(--piano-actual-width);
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background: linear-gradient(to right, transparent, var(--hit-line-color), transparent);
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border-radius:
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z-index: 3;
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box-shadow: 0 0
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}
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.particle-container {
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position: absolute;
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width: var(--piano-actual-width);
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height:
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left: 50%;
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transform: translateX(-50%);
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pointer-events: none;
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z-index: 5;
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/* border: 1px dashed
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}
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.particle {
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position: absolute;
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width:
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height:
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background-color: var(--particle-color);
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border-radius: 50%;
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opacity: 1;
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animation: particleAnim 0.
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will-change: transform, opacity;
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}
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@keyframes particleAnim {
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0% { transform: translateY(0) translateX(0) scale(1.3); opacity: 0.
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100% {
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transform: translateY(calc( (var(--random-y) - 0.
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translateX(calc( (var(--random-x) - 0.5) *
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scale(0.
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opacity: 0;
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}
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}
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@@ -258,7 +260,7 @@
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const synth = new Tone.PolySynth(Tone.Synth, {
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oscillator: { type: "triangle8" },
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envelope: { attack: 0.015, decay: 0.35, sustain: 0.15, release: 0.9 },
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volume: -
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}).toDestination();
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const NOTES_ORDER = ['C', 'C#', 'D', 'D#', 'E', 'F', 'F#', 'G', 'G#', 'A', 'A#', 'B'];
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let whiteKeyCount = 0;
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let pianoActualWidth = 0;
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function createPianoKeys() {
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pianoElement.innerHTML = '';
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whiteKeyCount = 0;
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if (noteBase.includes('#')) {
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keyElement.classList.add('black-key');
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keyElement.style.left = (whiteKeyCount * WHITE_KEY_WIDTH_PX) - (BLACK_KEY_WIDTH_PX / 2) -
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keyElement.style.top = '0px';
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} else {
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keyElement.classList.add('white-key');
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whiteKeyCount++;
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}
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pianoElement.appendChild(keyElement);
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pianoActualWidth += (noteBase.includes('#') ? 0 : WHITE_KEY_WIDTH_PX);
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-
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const playNote = (e) => {
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if(e) e.preventDefault();
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keyElement.classList.add('active');
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const hue =
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keyElement.style.setProperty('--key-active-glow', `hsla(${hue}, 100%, 65%, 0.9)`);
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synth.triggerAttack(noteName, Tone.now());
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createKeyParticles(keyElement, `hsla(${hue}, 100%, 65%, 0.9)`);
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};
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const releaseNote = (e) => {
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if(e) e.preventDefault();
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keyElement.classList.remove('active');
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synth.triggerRelease(noteName, Tone.now() + 0.05);
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};
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keyElement.addEventListener('touchend', releaseNote);
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});
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}
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pianoActualWidth += (whiteKeyCount -1) * (-1);
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pianoElement.style.width = pianoActualWidth + 'px';
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document.documentElement.style.setProperty('--piano-actual-width', pianoActualWidth + 'px');
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noteFallArea.style.width = pianoActualWidth + 'px';
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particleContainer.style.width = pianoActualWidth + 'px';
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hitLineElement.style.width = pianoActualWidth + 'px';
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}
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createPianoKeys();
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const keyRect = keyElement.getBoundingClientRect();
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const particleContRect = particleContainer.getBoundingClientRect();
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for (let i = 0; i < 15; i++) {
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const particle = document.createElement('div');
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particle.classList.add('particle');
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particle.style.setProperty('--particle-color', color);
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particle.style.setProperty('--random-x', Math.random());
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particle.style.setProperty('--random-y', Math.random());
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-
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const xPos = (keyRect.left - particleContRect.left) + (keyRect.width / 2);
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particle.style.left = `${xPos}px`;
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particle.style.top = `${yPos}px`;
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loadMidiButton.textContent = 'Load & Play MIDI';
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return;
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}
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if (!url) {
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alert("Please enter a MIDI URL.");
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return;
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}
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-
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loadingIndicator.style.display = 'inline';
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loadMidiButton.disabled = true;
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loadMidiButton.textContent = 'Loading...';
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[147, 112, 219], [255, 255, 0], [0, 255, 255], [255,0,0]
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];
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let colorIdx = 0;
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const
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const
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currentMidiEvents.forEach(noteData => {
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Tone.Transport.scheduleOnce(time => {
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noteElement.classList.add('note-bar');
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const keyRect = targetKeyElement.getBoundingClientRect();
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const
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const noteFallAreaRect = noteFallArea.getBoundingClientRect();
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const keyIsBlack = noteData.note.includes('#');
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noteElement.style.width = ((keyIsBlack ? BLACK_KEY_WIDTH_PX : WHITE_KEY_WIDTH_PX) - (keyIsBlack ? 1 : 2)
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noteElement.style.left = (keyRect.left -
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const noteVisualHeight = Math.max(15, (noteData.duration / (60 / currentMidiTempo)) * 70);
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noteElement.style.height = noteVisualHeight + 'px';
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const [r, g, b] = noteColors[colorIdx % noteColors.length];
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noteElement.style.top = `-${noteVisualHeight}px`;
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noteFallArea.appendChild(noteElement);
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const targetY = fallAreaHeight - (hitLineOffset - parseFloat(getComputedStyle(pianoContainer).bottom)) - noteVisualHeight;
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noteElement.animate([
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{ transform: `translateY(0px)` },
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{ transform: `translateY(${targetY
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], {
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duration: NOTE_FALL_DURATION_MS,
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easing: 'linear'
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Tone.Transport.scheduleOnce(hitTime => {
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synth.triggerAttackRelease(noteData.note, noteData.duration, hitTime, noteData.velocity);
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if (targetKeyElement) {
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targetKeyElement.style.setProperty('--key-active-glow-hue', (colorIdx *
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targetKeyElement.classList.add('active');
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createKeyParticles(targetKeyElement, noteMainColor);
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setTimeout(() => {
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loadAndPlayMidiFromUrl(url);
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});
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window.addEventListener('
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} catch (err) {
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console.warn("AudioContext could not be started automatically. User interaction might be needed.");
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}
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}, 500);
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});
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window.addEventListener('
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</script>
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</body>
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
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<title>Refined Piano Visualizer with Keyboard Input</title>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/tone/14.8.49/Tone.js"></script>
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<script src="https://cdn.jsdelivr.net/npm/[email protected]/build/MidiConvert.min.js"></script>
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<style>
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--piano-bg-start: #1c1c1c;
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--piano-bg-end: #0d0d0d;
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--piano-border: #2f2f2f;
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--white-key-bg-start: #fdfdfd; /* Slightly brighter white */
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--white-key-bg-end: #e4e4e4;
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--white-key-border: #9e9e9e;
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--black-key-bg-start: #353535;
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--black-key-bg-end: #181818;
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--black-key-border: #050505;
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--hit-line-color: rgba(255, 80, 180, 0.8);
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--key-active-glow: rgba(255, 80, 180, 0.9);
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--particle-base-color-h: 320;
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--default-note-color-h: 180;
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}
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body {
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left: 50%;
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transform: translateX(-50%);
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z-index: 100;
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background-color: rgba(30, 30, 30, 0.88);
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padding: 10px 15px;
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border-radius: 7px;
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box-shadow: 0 2px 7px rgba(0,0,0,0.4);
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display: flex;
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align-items: center;
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}
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#controls input[type="text"] {
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padding: 9px 12px;
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margin-right: 8px;
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border: 1px solid #484848;
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background-color: #252525;
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color: #f0f0f0;
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border-radius: 4px;
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width: 320px;
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font-size: 14px;
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border: none;
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border-radius: 4px;
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transition: background-color 0.2s, box-shadow 0.2s;
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box-shadow: 0 2px 3px rgba(0,0,0,0.25);
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}
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#controls button:hover {
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background-color: #4cae4c;
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box-shadow: 0 3px 5px rgba(0,0,0,0.3);
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}
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#controls button:disabled {
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background-color: #484848;
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cursor: not-allowed;
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box-shadow: none;
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}
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#loading-indicator {
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color: #c8c8c8;
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font-size: 13px;
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margin-left: 12px;
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display: none;
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}
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width: 98vw;
|
| 93 |
max-width: 1500px;
|
| 94 |
height: 28vh;
|
| 95 |
+
min-height: 190px;
|
| 96 |
display: flex;
|
| 97 |
justify-content: center;
|
| 98 |
align-items: flex-end;
|
|
|
|
| 106 |
background: linear-gradient(to bottom, var(--piano-bg-start), var(--piano-bg-end));
|
| 107 |
padding: 10px 10px 0 10px;
|
| 108 |
border-radius: 10px 10px 0 0;
|
| 109 |
+
box-shadow: 0 0 35px rgba(170, 170, 255, 0.22),
|
| 110 |
+
0 0 55px rgba(255, 170, 220, 0.12);
|
| 111 |
border: 2px solid var(--piano-border);
|
| 112 |
border-bottom: none;
|
| 113 |
height: 100%;
|
|
|
|
| 128 |
background: linear-gradient(to bottom, var(--white-key-bg-start), var(--white-key-bg-end));
|
| 129 |
border-left: 1px solid var(--white-key-border);
|
| 130 |
border-right: 1px solid var(--white-key-border);
|
| 131 |
+
border-bottom: 5px solid #909090;
|
| 132 |
border-radius: 0 0 4px 4px;
|
| 133 |
+
box-shadow: 0 2px 3px rgba(0,0,0,0.22), inset 0 -2px 2px rgba(255,255,255,0.68);
|
| 134 |
z-index: 1;
|
| 135 |
margin-right: -1px;
|
| 136 |
}
|
| 137 |
+
.white-key:first-child { border-left: 1px solid #686868; }
|
| 138 |
+
.white-key:last-child { border-right: 1px solid #686868; margin-right: 0;}
|
| 139 |
|
| 140 |
.black-key {
|
| 141 |
width: 18px;
|
| 142 |
height: 58%;
|
| 143 |
background: linear-gradient(to bottom, var(--black-key-bg-start), var(--black-key-bg-end));
|
| 144 |
border: 1px solid var(--black-key-border);
|
| 145 |
+
border-bottom: 4px solid #181818;
|
| 146 |
border-radius: 0 0 3px 3px;
|
| 147 |
position: absolute;
|
| 148 |
z-index: 2;
|
| 149 |
+
box-shadow: -1px 0 2px rgba(0,0,0,0.4), 1px 0 2px rgba(0,0,0,0.4), 0 2px 3px rgba(0,0,0,0.55), inset 0 -1px 1px rgba(60,60,60,0.3);
|
| 150 |
}
|
| 151 |
|
| 152 |
.white-key.active {
|
| 153 |
+
background: linear-gradient(to bottom, #d2d2d2, #c2c2c2);
|
| 154 |
+
transform: perspective(500px) rotateX(1.2deg) translateY(1.8px);
|
| 155 |
+
border-bottom-width: 3.2px;
|
| 156 |
+
box-shadow: 0 0 22px 6px var(--key-active-glow),
|
| 157 |
+
inset 0 -1px 1px rgba(255,255,255,0.38);
|
| 158 |
}
|
| 159 |
|
| 160 |
.black-key.active {
|
| 161 |
+
background: linear-gradient(to bottom, #222222, #020202);
|
| 162 |
+
transform: perspective(500px) rotateX(0.6deg) translateY(1.2px);
|
| 163 |
+
border-bottom-width: 2.8px;
|
| 164 |
+
box-shadow: 0 0 22px 6px var(--key-active-glow),
|
| 165 |
+
inset 0 -1px 1px rgba(60,60,60,0.18);
|
| 166 |
}
|
| 167 |
|
| 168 |
#note-fall-area {
|
| 169 |
+
width: var(--piano-actual-width, 100%); /* Default to 100% if not set */
|
| 170 |
+
height: calc(100vh - 28vh - 15px);
|
| 171 |
position: absolute;
|
| 172 |
top: 0;
|
| 173 |
left: 50%;
|
| 174 |
transform: translateX(-50%);
|
| 175 |
pointer-events: none;
|
| 176 |
+
/* border: 1px solid red; */ /* For debugging layout */
|
| 177 |
}
|
| 178 |
|
| 179 |
.note-bar {
|
|
|
|
| 182 |
border-radius: 3px;
|
| 183 |
opacity: 0.9;
|
| 184 |
background: var(--note-gradient);
|
| 185 |
+
box-shadow: 0 0 10px var(--note-glow);
|
| 186 |
+
border: 1px solid rgba(255, 255, 255, 0.18);
|
| 187 |
+
will-change: transform;
|
| 188 |
}
|
| 189 |
|
| 190 |
#hit-line {
|
|
|
|
| 192 |
bottom: calc(28vh + 5px);
|
| 193 |
left: 50%;
|
| 194 |
transform: translateX(-50%);
|
| 195 |
+
width: var(--piano-actual-width, 98vw);
|
| 196 |
+
max-width: 1500px;
|
| 197 |
+
height: 3.5px;
|
| 198 |
background: linear-gradient(to right, transparent, var(--hit-line-color), transparent);
|
| 199 |
+
border-radius: 1.75px;
|
| 200 |
z-index: 3;
|
| 201 |
+
box-shadow: 0 0 16px var(--hit-line-color);
|
| 202 |
}
|
| 203 |
|
| 204 |
.particle-container {
|
| 205 |
position: absolute;
|
| 206 |
+
width: var(--piano-actual-width, 100%);
|
| 207 |
+
height: 28vh; /* Height of the piano container */
|
| 208 |
+
bottom: 5px; /* Align with bottom of piano container */
|
| 209 |
left: 50%;
|
| 210 |
transform: translateX(-50%);
|
| 211 |
pointer-events: none;
|
| 212 |
z-index: 5;
|
| 213 |
+
/* border: 1px dashed lime; */ /* Debugging */
|
| 214 |
}
|
| 215 |
.particle {
|
| 216 |
position: absolute;
|
| 217 |
+
width: 8px; /* Increased size */
|
| 218 |
+
height: 8px; /* Increased size */
|
| 219 |
background-color: var(--particle-color);
|
| 220 |
border-radius: 50%;
|
| 221 |
opacity: 1;
|
| 222 |
+
animation: particleAnim 0.75s cubic-bezier(0.1, 0.9, 0.6, 1) forwards;
|
| 223 |
+
will-change: transform, opacity;
|
| 224 |
}
|
| 225 |
@keyframes particleAnim {
|
| 226 |
+
0% { transform: translateY(0) translateX(0) scale(1.3); opacity: 0.95; }
|
| 227 |
100% {
|
| 228 |
+
transform: translateY(calc( (var(--random-y) - 0.7) * -90px - 40px)) /* Adjusted upward movement */
|
| 229 |
+
translateX(calc( (var(--random-x) - 0.5) * 60px))
|
| 230 |
+
scale(0.15);
|
| 231 |
opacity: 0;
|
| 232 |
}
|
| 233 |
}
|
|
|
|
| 260 |
const synth = new Tone.PolySynth(Tone.Synth, {
|
| 261 |
oscillator: { type: "triangle8" },
|
| 262 |
envelope: { attack: 0.015, decay: 0.35, sustain: 0.15, release: 0.9 },
|
| 263 |
+
volume: -10
|
| 264 |
}).toDestination();
|
| 265 |
|
| 266 |
const NOTES_ORDER = ['C', 'C#', 'D', 'D#', 'E', 'F', 'F#', 'G', 'G#', 'A', 'A#', 'B'];
|
|
|
|
| 274 |
let whiteKeyCount = 0;
|
| 275 |
let pianoActualWidth = 0;
|
| 276 |
|
| 277 |
+
const keyboardMapping = {
|
| 278 |
+
'a': 'C4', 'w': 'C#4', 's': 'D4', 'e': 'D#4', 'd': 'E4', 'f': 'F4',
|
| 279 |
+
't': 'F#4', 'g': 'G4', 'y': 'G#4', 'h': 'A4', 'u': 'A#4', 'j': 'B4',
|
| 280 |
+
'k': 'C5', 'o': 'C#5', 'l': 'D5', 'p': 'D#5', ';': 'E5', "'": 'F5'
|
| 281 |
+
// Add more mappings as needed
|
| 282 |
+
};
|
| 283 |
+
const activeKeyboardKeys = new Set();
|
| 284 |
+
|
| 285 |
+
|
| 286 |
function createPianoKeys() {
|
| 287 |
pianoElement.innerHTML = '';
|
| 288 |
whiteKeyCount = 0;
|
|
|
|
| 301 |
|
| 302 |
if (noteBase.includes('#')) {
|
| 303 |
keyElement.classList.add('black-key');
|
| 304 |
+
keyElement.style.left = (whiteKeyCount * WHITE_KEY_WIDTH_PX) - (BLACK_KEY_WIDTH_PX / 2) -0.5 + 'px';
|
| 305 |
keyElement.style.top = '0px';
|
| 306 |
} else {
|
| 307 |
keyElement.classList.add('white-key');
|
| 308 |
+
pianoActualWidth += WHITE_KEY_WIDTH_PX;
|
| 309 |
whiteKeyCount++;
|
| 310 |
}
|
| 311 |
pianoElement.appendChild(keyElement);
|
|
|
|
|
|
|
| 312 |
|
| 313 |
const playNote = (e) => {
|
| 314 |
+
if(e && e.preventDefault) e.preventDefault();
|
| 315 |
+
if(keyElement.classList.contains('active')) return;
|
| 316 |
keyElement.classList.add('active');
|
| 317 |
+
const hue = Math.random() * 360;
|
| 318 |
keyElement.style.setProperty('--key-active-glow', `hsla(${hue}, 100%, 65%, 0.9)`);
|
| 319 |
synth.triggerAttack(noteName, Tone.now());
|
| 320 |
createKeyParticles(keyElement, `hsla(${hue}, 100%, 65%, 0.9)`);
|
| 321 |
};
|
| 322 |
const releaseNote = (e) => {
|
| 323 |
+
if(e && e.preventDefault) e.preventDefault();
|
| 324 |
keyElement.classList.remove('active');
|
| 325 |
synth.triggerRelease(noteName, Tone.now() + 0.05);
|
| 326 |
};
|
|
|
|
| 332 |
keyElement.addEventListener('touchend', releaseNote);
|
| 333 |
});
|
| 334 |
}
|
| 335 |
+
pianoActualWidth += (whiteKeyCount -1) * (-1);
|
| 336 |
pianoElement.style.width = pianoActualWidth + 'px';
|
| 337 |
document.documentElement.style.setProperty('--piano-actual-width', pianoActualWidth + 'px');
|
|
|
|
|
|
|
|
|
|
| 338 |
}
|
| 339 |
createPianoKeys();
|
| 340 |
|
|
|
|
| 342 |
const keyRect = keyElement.getBoundingClientRect();
|
| 343 |
const particleContRect = particleContainer.getBoundingClientRect();
|
| 344 |
|
| 345 |
+
for (let i = 0; i < 15; i++) {
|
| 346 |
const particle = document.createElement('div');
|
| 347 |
particle.classList.add('particle');
|
| 348 |
particle.style.setProperty('--particle-color', color);
|
| 349 |
particle.style.setProperty('--random-x', Math.random());
|
| 350 |
particle.style.setProperty('--random-y', Math.random());
|
| 351 |
|
|
|
|
| 352 |
const xPos = (keyRect.left - particleContRect.left) + (keyRect.width / 2);
|
| 353 |
+
// Particle origin slightly above the key
|
| 354 |
+
const yPos = (keyRect.top - particleContRect.top) - 10; // 10px above the key's top
|
| 355 |
|
| 356 |
particle.style.left = `${xPos}px`;
|
| 357 |
particle.style.top = `${yPos}px`;
|
|
|
|
| 372 |
loadMidiButton.textContent = 'Load & Play MIDI';
|
| 373 |
return;
|
| 374 |
}
|
|
|
|
| 375 |
if (!url) {
|
| 376 |
alert("Please enter a MIDI URL.");
|
| 377 |
return;
|
| 378 |
}
|
|
|
|
| 379 |
loadingIndicator.style.display = 'inline';
|
| 380 |
loadMidiButton.disabled = true;
|
| 381 |
loadMidiButton.textContent = 'Loading...';
|
|
|
|
| 428 |
[147, 112, 219], [255, 255, 0], [0, 255, 255], [255,0,0]
|
| 429 |
];
|
| 430 |
let colorIdx = 0;
|
| 431 |
+
const fallAreaRect = noteFallArea.getBoundingClientRect();
|
| 432 |
+
const hitLineRect = hitLineElement.getBoundingClientRect();
|
| 433 |
+
const hitLineTopRelativeToFallArea = hitLineRect.top - fallAreaRect.top;
|
| 434 |
|
| 435 |
currentMidiEvents.forEach(noteData => {
|
| 436 |
Tone.Transport.scheduleOnce(time => {
|
|
|
|
| 441 |
noteElement.classList.add('note-bar');
|
| 442 |
|
| 443 |
const keyRect = targetKeyElement.getBoundingClientRect();
|
| 444 |
+
const pianoElementRect = pianoElement.getBoundingClientRect();
|
|
|
|
| 445 |
|
| 446 |
const keyIsBlack = noteData.note.includes('#');
|
| 447 |
+
noteElement.style.width = ((keyIsBlack ? BLACK_KEY_WIDTH_PX : WHITE_KEY_WIDTH_PX) - (keyIsBlack ? 1 : 2)) + 'px';
|
| 448 |
+
noteElement.style.left = (keyRect.left - fallAreaRect.left + 1) + 'px';
|
| 449 |
|
| 450 |
+
const noteVisualHeight = Math.max(15, (noteData.duration / (60 / currentMidiTempo)) * 70);
|
| 451 |
noteElement.style.height = noteVisualHeight + 'px';
|
| 452 |
|
| 453 |
const [r, g, b] = noteColors[colorIdx % noteColors.length];
|
|
|
|
| 460 |
noteElement.style.top = `-${noteVisualHeight}px`;
|
| 461 |
noteFallArea.appendChild(noteElement);
|
| 462 |
|
| 463 |
+
const targetY = hitLineTopRelativeToFallArea - noteVisualHeight;
|
|
|
|
| 464 |
|
| 465 |
noteElement.animate([
|
| 466 |
{ transform: `translateY(0px)` },
|
| 467 |
+
{ transform: `translateY(${targetY}px)` }
|
| 468 |
], {
|
| 469 |
duration: NOTE_FALL_DURATION_MS,
|
| 470 |
easing: 'linear'
|
|
|
|
| 475 |
Tone.Transport.scheduleOnce(hitTime => {
|
| 476 |
synth.triggerAttackRelease(noteData.note, noteData.duration, hitTime, noteData.velocity);
|
| 477 |
if (targetKeyElement) {
|
| 478 |
+
targetKeyElement.style.setProperty('--key-active-glow-hue', (colorIdx * 40) % 360);
|
| 479 |
targetKeyElement.classList.add('active');
|
| 480 |
createKeyParticles(targetKeyElement, noteMainColor);
|
| 481 |
setTimeout(() => {
|
|
|
|
| 494 |
loadAndPlayMidiFromUrl(url);
|
| 495 |
});
|
| 496 |
|
| 497 |
+
window.addEventListener('keydown', (event) => {
|
| 498 |
+
if (event.repeat || midiUrlInput === document.activeElement) return;
|
| 499 |
+
const note = keyboardMapping[event.key.toLowerCase()];
|
| 500 |
+
if (note && pianoKeys[note] && !activeKeyboardKeys.has(note)) {
|
| 501 |
+
activeKeyboardKeys.add(note);
|
| 502 |
+
pianoKeys[note].dispatchEvent(new MouseEvent('mousedown'));
|
| 503 |
+
}
|
|
|
|
|
|
|
|
|
|
|
|
|
| 504 |
});
|
| 505 |
|
| 506 |
+
window.addEventListener('keyup', (event) => {
|
| 507 |
+
const note = keyboardMapping[event.key.toLowerCase()];
|
| 508 |
+
if (note && pianoKeys[note]) {
|
| 509 |
+
activeKeyboardKeys.delete(note);
|
| 510 |
+
pianoKeys[note].dispatchEvent(new MouseEvent('mouseup'));
|
| 511 |
+
}
|
| 512 |
+
});
|
| 513 |
+
|
| 514 |
+
window.addEventListener('resize', () => {
|
| 515 |
+
createPianoKeys();
|
| 516 |
+
});
|
| 517 |
|
| 518 |
</script>
|
| 519 |
</body>
|