fourdjs/gui.js

149 lines
4.1 KiB
JavaScript

import { GUI } from 'lil-gui';
const DEFAULT_SHAPE = '120-cell';
const DEFAULT_COLOR = 0x3293a9;
const DEFAULT_BG = 0x808080;
class FourDGUI {
constructor(createShape, setColor, setBackground) {
this.gui = new GUI();
this.parseLinkParams();
const guiObj = this;
this.params = {
shape: this.link['shape'] || DEFAULT_SHAPE,
thickness: this.link['thickness'] || 1,
color: this.link['color'] || DEFAULT_COLOR,
background: this.link['background'] || DEFAULT_BG,
hyperplane: this.link['hyperplane'] || 2,
xRotate: this.link['xRotate'] || 'YW',
yRotate: this.link['yRotate'] || 'XZ',
damping: false,
dtheta: this.link['dtheta'] || 0,
dpsi: this.link['dpsi'] || 0,
"copy link": function () { guiObj.copyUrl() }
};
this.gui.add(this.params, 'shape',
[ '5-cell', '16-cell', 'tesseract', '24-cell', '120-cell', '600-cell' ]
).onChange(createShape)
this.gui.add(this.params, 'hyperplane', 1.5, 4);
this.gui.add(this.params, 'thickness', 0.01, 4);
this.gui.addColor(this.params, 'color').onChange(setColor);
this.gui.addColor(this.params, 'background').onChange(setBackground);
this.gui.add(this.params, 'xRotate', [ 'YW', 'YZ', 'ZW' ]);
this.gui.add(this.params, 'yRotate', [ 'XZ', 'XY', 'XW' ]);
this.gui.add(this.params, 'damping');
this.gui.add(this.params, 'copy link');
}
numParam(param, parser, dft) {
const value = this.urlParams.get(param);
if( value ) {
const n = parser(value);
if( n !== NaN ) {
return n;
}
}
return dft;
}
stringToHex(cstr) {
return parseInt('0x' + cstr.substr(1));
}
hexToString(hex) {
return '#' + hex.toString(16);
}
parseLinkParams() {
this.linkUrl = new URL(window.location.toLocaleString());
this.link = {};
this.urlParams = this.linkUrl.searchParams;
for( const param of [ "shape", "xRotate", "yRotate" ]) {
const value = this.urlParams.get(param);
if( value ) {
this.link[param] = value;
}
}
const guiObj = this;
this.link['hyperplane'] = this.numParam('hyperplane', parseFloat, 2);
this.link['thickness'] = this.numParam('thickness', parseFloat, 1);
this.link['color'] = this.numParam(
'color', (s) => guiObj.stringToHex(s), DEFAULT_COLOR
);
this.link['background'] = this.numParam(
'background', (s) => guiObj.stringToHex(s), DEFAULT_BG
);
this.link['dpsi'] = this.numParam('dpsi', parseFloat, 0);
this.link['dtheta'] = this.numParam('dtheta', parseFloat, 0);
}
copyUrl() {
const url = new URL(this.linkUrl.origin + this.linkUrl.pathname);
url.searchParams.append("shape", this.params.shape);
url.searchParams.append("thickness", this.params.thickness.toString());
url.searchParams.append("color", this.hexToString(this.params.color));
url.searchParams.append("background", this.hexToString(this.params.background));
url.searchParams.append("hyperplane", this.params.hyperplane.toString());
url.searchParams.append("xRotate", this.params.xRotate);
url.searchParams.append("yRotate", this.params.yRotate);
url.searchParams.append("dtheta", this.params.dtheta.toString());
url.searchParams.append("dpsi", this.params.dpsi.toString());
this.copyTextToClipboard(url);
}
copyTextToClipboard(text) {
if (!navigator.clipboard) {
this.fallbackCopyTextToClipboard(text);
return;
}
navigator.clipboard.writeText(text).then(function() {
console.log('Async: Copying to clipboard was successful!');
}, function(err) {
console.error('Async: Could not copy text: ', err);
});
}
fallbackCopyTextToClipboard(text) {
var textArea = document.createElement("textarea");
textArea.value = text;
// Avoid scrolling to bottom
textArea.style.top = "0";
textArea.style.left = "0";
textArea.style.position = "fixed";
document.body.appendChild(textArea);
textArea.focus();
textArea.select();
try {
var successful = document.execCommand('copy');
var msg = successful ? 'successful' : 'unsuccessful';
console.log('Fallback: Copying text command was ' + msg);
} catch (err) {
console.error('Fallback: Oops, unable to copy', err);
}
document.body.removeChild(textArea);
}
}
export { FourDGUI };