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patternmaschine_renderer.js
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patternmaschine_renderer.js
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function NewPatternmaschineRenderer() {
var ns = 'http://www.w3.org/2000/svg';
const self = {
clickTickFn: null,
ticks: 16,
tracks: []
}
self.onClickTick = function (fn) {
self.clickTickFn = fn;
}
self.SetMap = function (map) {
self.ticks = map.Ticks;
self.tracks = map.Tracks.filter((track) => {
return track.Show;
})
const div = document.getElementById('patternmachine');
div.removeChild(div.firstChild);
self.createPatternmachine();
}
self.SetTickState = function (trackNumber, tickNumber, state) {
const el = document.getElementById('tick_' + trackNumber + '_' + tickNumber);
if (el == null) {
console.log('element not found.', trackNumber, tickNumber);
return;
}
if (state == TICK_DEACTIVE) {
el.className.baseVal = 'tick';
return;
}
el.className.baseVal = 'tick tick__active'
}
self.SetCurrentTick = function (tickNumber) {
var div = document.getElementById('patternmachine');
const currentElements = div.querySelectorAll('.tick__current');
for (let i = 0; i < currentElements.length; i++) {
if (currentElements[i].className.baseVal.indexOf('tick__active') > -1) {
currentElements[i].className.baseVal = 'tick tick__active';
} else {
currentElements[i].className.baseVal = 'tick';
}
}
for (let i = 0; i < self.tracks.length; i++) {
var tick = document.getElementById('tick_' + i + '_' + tickNumber)
if (tick != null) {
tick.className.baseVal = tick.className.baseVal + ' tick__current'
}
}
}
self.createPatternmachine = function () {
const w = 60 + self.ticks * 60;
const h = self.tracks.length * 60 + 60;
var div = document.getElementById('patternmachine');
var svg = document.createElementNS(ns, 'svg');
svg.setAttributeNS(null, 'width', w);
svg.setAttributeNS(null, 'viewBox', '0 0 ' + w + ' ' + h);
div.appendChild(svg);
for (let i = 0; i < self.tracks.length; i++) {
svg.appendChild(self.createTrack(i, self.tracks[i].Action));
}
svg.appendChild(self.createLabels());
}
self.createTrack = function (trackNumber, trackName) {
var svg = document.createElementNS(ns, 'svg');
svg.setAttributeNS(null, 'x', 0);
svg.setAttributeNS(null, 'y', trackNumber * 60);
svg.setAttributeNS(null, 'id', 'track_' + trackNumber);
svg.appendChild(createTrackName(trackNumber, trackName));
for (let i = 0; i < self.ticks; i++) {
svg.appendChild(self.createTick(trackNumber, i));
}
return svg;
}
function createMoveIcon () {
var svg = document.createElementNS(ns, 'svg');
svg.setAttributeNS(null, 'x', -1);
svg.setAttributeNS(null, 'y', 3);
var path1 = document.createElementNS(ns, 'path');
path1.setAttributeNS(null, 'd', 'M35.15,34.55h10.5s0,5.9-5.25,5.9S35.15,34.55,35.15,34.55Z');
path1.setAttribute('fill', '#fff');
svg.appendChild(path1)
var path2 = document.createElementNS(ns, 'path');
path2.setAttributeNS(null, 'd', 'M35.26,32.58h10.5s.4-8.5.65-11.81C47,13.56,45,7,39.09,7c-5.25,0-5.48,9.72-5.25,11.81C34.5,24.71,35.15,26.68,35.26,32.58Z');
path2.setAttribute('fill', '#fff');
svg.appendChild(path2)
var path3 = document.createElementNS(ns, 'path');
path3.setAttributeNS(null, 'd', 'M29.09,46.18,18.87,48.54s1.32,5.75,6.44,4.57S29.09,46.18,29.09,46.18Z');
path3.setAttribute('fill', '#fff');
svg.appendChild(path3)
var path4 = document.createElementNS(ns, 'path');
path4.setAttributeNS(null, 'd', 'M28.54,44.29,18.32,46.65S16,38.46,15,35.29c-2.15-6.91-1.71-13.74,4-15.07,5.11-1.18,7.53,8.24,7.77,10.32C27.52,36.44,27.32,38.51,28.54,44.29Z');
path4.setAttribute('fill', '#fff');
svg.appendChild(path4)
return svg;
}
function createTrackName (trackNumber, trackName) {
var svg = document.createElementNS(ns, 'svg');
svg.setAttributeNS(null, 'x', 0);
svg.setAttributeNS(null, 'y', 0);
svg.setAttributeNS(null, 'id', 'trackname_' + trackNumber);
// background
const id = 'trackname_' + trackNumber + '_bg';
const rect = NewSVG(id).Position(0, 5).Size(60, 58).Class('trackname_bg').Rect();
svg.appendChild(rect);
if (trackName === "move") {
svg.appendChild(createMoveIcon())
} else if (trackName === "turnleft") {
const polygon = NewSVG().Position(2, 1).Class('play').Polygon("37 49 37 25 25 25 25 33 17 23 25 13 25 21 41 21 41 49 37 49");
polygon.setAttribute('fill', '#fff');
svg.appendChild(polygon)
} else if (trackName === "turnright") {
const polygon = NewSVG().Position(2, 1).Class('play').Polygon("24 49 24 25 36 25 36 33 44 23 36 13 36 21 20 21 20 49 24 49");
polygon.setAttribute('fill', '#fff');
svg.appendChild(polygon)
}
return svg;
}
self.createTick = function (trackNumber, tickNumber) {
const id = 'tick_' + trackNumber + '_' + tickNumber;
const rect = NewSVG(id).Position(62 + tickNumber * 60, 5).Size(58, 58).Class('tick').Rect()
rect.addEventListener('click', self.toggleTick);
return rect;
}
self.createLabels = function () {
var svg = document.createElementNS(ns, 'svg');
svg.setAttributeNS(null, 'x', 0);
svg.setAttributeNS(null, 'y', self.tracks.length * 60);
svg.setAttributeNS(null, 'id', 'labels');
for (var i = 0; i < self.ticks; i++) {
// text
var text = document.createElementNS(ns, 'text');
text.setAttributeNS(null, 'x', 62 + i * 60 + 30);
text.setAttributeNS(null, 'y', 25);
text.setAttributeNS(null, 'width', 58);
text.setAttributeNS(null, 'height', 58);
text.setAttributeNS(null, 'text-anchor', 'middle');
text.setAttributeNS(null, 'font-size', '16px');
text.setAttribute('fill', 'white');
text.textContent = i + 1;
svg.appendChild(text);
}
return svg;
}
self.toggleTick = function (e) {
const parameters = e.target.id.split('_')
self.clickTickFn(parameters[1], parameters[2]);
}
return self;
}