126 lines
4.0 KiB
JavaScript
126 lines
4.0 KiB
JavaScript
/**
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* COLOR Widget for ComfyUI
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*
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* This integration script is licensed under the GNU General Public License v3.0 (GPL-3.0).
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* If you incorporate or modify this code, please credit AILab as the original source:
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* https://github.com/1038lab
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*/
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import { app } from "/scripts/app.js";
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const getContrastTextColor = (hexColor) => {
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if (typeof hexColor !== 'string' || !/^#?[0-9a-fA-F]{6}$/.test(hexColor)) {
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return '#cccccc'; // fallback text color
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}
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const hex = hexColor.replace('#', '');
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const r = parseInt(hex.substr(0, 2), 16);
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const g = parseInt(hex.substr(2, 2), 16);
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const b = parseInt(hex.substr(4, 2), 16);
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const luminance = (0.299 * r + 0.587 * g + 0.114 * b) / 255;
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return luminance > 0.5 ? '#333333' : '#cccccc';
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};
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const AILabColorWidget = {
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COLORCODE: (key, val) => {
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const widget = {};
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widget.y = 0;
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widget.name = key;
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widget.type = 'COLORCODE';
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widget.options = { default: '#222222' };
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widget.value = typeof val === 'string' ? val : '#222222';
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widget.draw = function (ctx, node, widgetWidth, widgetY, height) {
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const hide = this.type !== 'COLORCODE' && app.canvas.ds.scale > 0.5;
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if (hide) {
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return;
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}
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const margin = 15;
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const radius = 12;
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ctx.fillStyle = this.value;
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ctx.beginPath();
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const x = margin;
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const y = widgetY;
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const w = widgetWidth - margin * 2;
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const h = height;
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ctx.moveTo(x + radius, y);
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ctx.lineTo(x + w - radius, y);
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ctx.quadraticCurveTo(x + w, y, x + w, y + radius);
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ctx.lineTo(x + w, y + h - radius);
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ctx.quadraticCurveTo(x + w, y + h, x + w - radius, y + h);
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ctx.lineTo(x + radius, y + h);
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ctx.quadraticCurveTo(x, y + h, x, y + h - radius);
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ctx.lineTo(x, y + radius);
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ctx.quadraticCurveTo(x, y, x + radius, y);
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ctx.closePath();
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ctx.fill();
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ctx.strokeStyle = '#555';
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ctx.lineWidth = 1;
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ctx.stroke();
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ctx.fillStyle = getContrastTextColor(this.value);
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ctx.font = '12px sans-serif';
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ctx.textAlign = 'center';
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const text = `${this.name} (${this.value})`;
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ctx.fillText(text, widgetWidth * 0.5, widgetY + height * 0.65);
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};
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widget.mouse = function (e, pos, node) {
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if (e.type === 'pointerdown') {
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const margin = 15;
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if (pos[0] >= margin && pos[0] <= node.size[0] - margin) {
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const picker = document.createElement('input');
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picker.type = 'color';
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picker.value = this.value;
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picker.style.position = 'absolute';
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picker.style.left = '-9999px';
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picker.style.top = '-9999px';
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document.body.appendChild(picker);
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picker.addEventListener('change', () => {
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this.value = picker.value;
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node.graph._version++;
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node.setDirtyCanvas(true, true);
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picker.remove();
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});
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picker.click();
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return true;
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}
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}
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return false;
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};
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widget.computeSize = function (width) {
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return [width, 32];
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};
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return widget;
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}
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};
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app.registerExtension({
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name: "AILab.colorWidget",
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getCustomWidgets() {
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return {
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COLORCODE: (node, inputName, inputData) => {
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return {
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widget: node.addCustomWidget(
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AILabColorWidget.COLORCODE(inputName, inputData?.[1]?.default || '#222222')
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),
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minWidth: 150,
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minHeight: 32,
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};
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}
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};
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}
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}); |