cables wip
parent
94f524840c
commit
5b40644a38
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.module {
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display: inline-flex;
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justify-content: space-between;
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}
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.socket + .socket {
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margin-top: 64px;
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}
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.socket input[type='text']{
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display: inline-block;
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width: 24px;
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height: 24px;
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border-radius: 50%;
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border: 1px solid currentColor;
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cursor: alias;
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position: relative;
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z-index: 50;
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background: none;
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pointer-events: none;
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}
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#svgElement {
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z-index: 10;
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position: absolute;
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top: 0;
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left: 0;
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width: 100%;
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height: 100%;
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mix-blend-mode: multiply;
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}
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#logs {
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list-style: none;
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margin: 8px;
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padding: 0;
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}
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.marker {
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display: inline-block;
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margin-right: 8px;
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width: 0.75em;
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height: 0.75em;
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border-radius: 50%;
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vertical-align: middle;
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}
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@ -0,0 +1,63 @@
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let test = {
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attack: "50",
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decay: "83",
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sustain: "0",
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release: "50",
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name: "tasto",
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};
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const rack = document.getElementById("rack");
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let createKnob = function (control, value) {
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let container = document.createElement("div");
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container.classList.add("control");
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let knob = document.createElement("input");
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knob.setAttribute("type", "range");
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knob.classList.add("input-knob");
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knob.dataset.fgcolor = "white";
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knob.setAttribute("name", control);
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knob.setAttribute("value", value);
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let label = document.createElement("label");
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label.setAttribute("for", control);
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label.innerHTML = control;
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container.appendChild(knob);
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container.appendChild(label);
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return container;
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};
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let deserialize = function (patch) {
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let module = document.createElement("div");
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module.classList.add("module");
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let name = document.createElement("input");
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name.id = "name";
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name.value = patch.name || "";
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name.placeholder = "Name";
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name.setAttribute("type", "text");
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module.appendChild(name);
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let save = document.createElement("input");
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save.setAttribute("type", "submit");
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save.id = "submit";
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save.value = "Save";
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module.appendChild(save);
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for (const [key, value] of Object.entries(patch)) {
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console.log(key, value);
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if (key == "name") {
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name.value = value;
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} else {
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module.appendChild(createKnob(key, value));
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}
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}
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rack.appendChild(module);
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};
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deserialize(test);
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@ -0,0 +1,193 @@
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// Great resource from https://stackoverflow.com/a/40700068
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// Thank you ConnorFan
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var strokeWidth = 10;
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var bufferSize;
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var svgElement = document.getElementById("svgElement");
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var rect = svgElement.getBoundingClientRect();
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var path = null;
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var strPath;
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var buffer = []; // Contains the last positions of the mouse cursor
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var cable;
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const logs = document.getElementById("logs");
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class Cable {
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start = "";
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end = "";
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path = "";
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color = "";
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constructor(start) {
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this.start = start;
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}
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}
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svgElement.addEventListener("mousedown", function (e) {
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bufferSize = document.getElementById("cmbBufferSize").value;
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path = document.createElementNS("http://www.w3.org/2000/svg", "path");
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path.setAttribute("fill", "none");
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let color = randomColor();
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path.setAttribute("stroke", color);
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path.setAttribute("stroke-width", strokeWidth);
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path.setAttribute("stroke-linecap", "round");
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buffer = [];
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var pt = getMousePosition(e);
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appendToBuffer(pt);
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strPath = "M" + pt.x + " " + pt.y;
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path.setAttribute("d", strPath);
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svgElement.appendChild(path);
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let socket = getSocket(pt);
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if (socket) {
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cable = new Cable(socket.querySelector("input").getAttribute("name"));
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cable.color = color;
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}
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});
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svgElement.addEventListener("mousemove", function (e) {
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if (path) {
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appendToBuffer(getMousePosition(e));
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updateSvgPath();
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}
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});
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svgElement.addEventListener("mouseup", function (e) {
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if (path) {
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let pt = getMousePosition(e);
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let socket = getSocket(pt);
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if (socket) {
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cable.end = socket.querySelector("input").getAttribute("name");
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cable.path = path.getAttribute("d");
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logCable(cable);
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}
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path = null;
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}
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});
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svgElement.addEventListener("mouseleave", function (e) {
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if (path) {
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let pt = getMousePosition(e);
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let socket = getSocket(pt);
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if (socket) {
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cable.end = socket.querySelector("input").getAttribute("name");
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cable.path = path.getAttribute("d");
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logCable(cable);
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}
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path = null;
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}
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});
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var getMousePosition = function (e) {
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return {
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x: e.pageX - rect.left,
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y: e.pageY - rect.top,
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};
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};
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var appendToBuffer = function (pt) {
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buffer.push(pt);
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while (buffer.length > bufferSize) {
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buffer.shift();
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}
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};
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// Calculate the average point, starting at offset in the buffer
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var getAveragePoint = function (offset) {
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var len = buffer.length;
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if (len % 2 === 1 || len >= bufferSize) {
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var totalX = 0;
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var totalY = 0;
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var pt, i;
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var count = 0;
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for (i = offset; i < len; i++) {
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count++;
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pt = buffer[i];
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totalX += pt.x;
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totalY += pt.y;
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}
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return {
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x: totalX / count,
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y: totalY / count,
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};
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}
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return null;
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};
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var updateSvgPath = function () {
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var pt = getAveragePoint(0);
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if (pt) {
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// Get the smoothed part of the path that will not change
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strPath += " L" + pt.x + " " + pt.y;
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// Get the last part of the path (close to the current mouse position)
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// This part will change if the mouse moves again
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var tmpPath = "";
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for (var offset = 2; offset < buffer.length; offset += 2) {
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pt = getAveragePoint(offset);
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tmpPath += " L" + pt.x + " " + pt.y;
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}
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// Set the complete current path coordinates
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path.setAttribute("d", strPath + tmpPath);
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}
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};
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var randomColor = function () {
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const hue = Math.floor(Math.random() * 360);
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const saturation = Math.floor(50 + Math.random() * (50 + 1)) + "%";
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const lightness = "75%";
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return "hsl(" + hue + ", " + saturation + ", " + lightness + ")";
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};
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var getSocket = function (position) {
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precision = 8;
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size = 24;
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const sockets = document.querySelectorAll(".socket");
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sock = Array.from(sockets).filter((socket) => {
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input = socket.querySelector("input");
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return (
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position.x >= input.offsetLeft - precision + size / 2 &&
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position.x <= input.offsetLeft + precision + size / 2 &&
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position.y >= input.offsetTop - precision + size / 2 &&
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position.y <= input.offsetTop + precision + size / 2
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);
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})[0];
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return sock;
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};
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let logCable = function (cable) {
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let entry = document.createElement("li");
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let marker = document.createElement("span");
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marker.classList.add("marker");
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marker.style.backgroundColor = cable.color;
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entry.appendChild(marker);
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let text = document.createElement("span");
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text.innerHTML = `connects ${cable.start} with ${cable.end}`;
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entry.appendChild(text);
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logs.appendChild(entry);
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};
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//
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//
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//
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// SAVE THE BRANCH
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// const form = document.querySelector("form");
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// form.addEventListener("submit", () => {
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// let wrapper = document.createElement("div");
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// wrapper.appendChild(svgElement);
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// form["content"].value = wrapper.innerHTML;
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// return true;
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// });
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@ -0,0 +1,68 @@
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<meta http-equiv="X-UA-Compatible" content="IE=edge" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>Module test</title>
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<script src="{{url_for('static', filename='js/input-knobs.js')}}"></script>
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<script src="{{url_for('static', filename='js/draw.js')}}" defer></script>
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<!-- <script src="{{url_for('static', filename='js/controls.js')}}" defer></script> -->
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<script src="{{url_for('static', filename='js/cables.js')}}" defer></script>
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<link rel="stylesheet" href="{{url_for('static', filename='css/style.css')}}" />
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<link rel="stylesheet" href="{{url_for('static', filename='css/cables.css')}}" />
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</head>
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<body>
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<div id="divSmoothingFactor">
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<label for="cmbBufferSize">Smoothing</label>
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<select id="cmbBufferSize">
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<option value="1">1 - No smoothing</option>
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<option value="4">4 - Sharp curves</option>
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<option value="8" selected="selected">8 - Smooth curves</option>
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<option value="12">12 - Very smooth curves</option>
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<option value="16">16 - Super smooth curves</option>
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<option value="20">20 - Hyper smooth curves</option>
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</select>
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</div>
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<form class="module">
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<svg
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xmlns="http://www.w3.org/2000/svg"
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xmlns:xlink="http://www.w3.org/1999/xlink"
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version="1.1"
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id="svgElement"
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x="0px"
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y="0px"
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width="480px"
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height="240px"
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viewBox="0 0 480 240"
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enable-background="new 0 0 480 240"
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xml:space="preserve"
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></svg>
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<div class="left">
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<div class="socket">
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<input type="text" name="LFO" />
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<label for="LFO">LFO</label>
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</div>
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<div class="socket">
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<input type="text" name="ENV" />
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<label for="ENV">ENV</label>
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</div>
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</div>
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<div class="right">
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<div class="socket">
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<input type="text" name="frequency" />
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<label for="frequency">Frequency</label>
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</div>
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<div class="socket">
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<input type="text" name="amp" />
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<label for="amp">Amp</label>
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</div>
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</div>
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</form>
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<ul id="logs"></ul>
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</body>
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</html>
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