ComfyUI/web/extensions/core/widgetInputs.js

363 lines
10 KiB
JavaScript

import { ComfyWidgets, addValueControlWidget } from "/scripts/widgets.js";
import { app } from "/scripts/app.js";
const CONVERTED_TYPE = "converted-widget";
const VALID_TYPES = ["STRING", "combo", "number"];
function isConvertableWidget(widget, config) {
return VALID_TYPES.includes(widget.type) || VALID_TYPES.includes(config[0]);
}
function hideWidget(node, widget, suffix = "") {
widget.origType = widget.type;
widget.origComputeSize = widget.computeSize;
widget.origSerializeValue = widget.serializeValue;
widget.computeSize = () => [0, -4]; // -4 is due to the gap litegraph adds between widgets automatically
widget.type = CONVERTED_TYPE + suffix;
widget.serializeValue = () => {
// Prevent serializing the widget if we have no input linked
const { link } = node.inputs.find((i) => i.widget?.name === widget.name);
if (link == null) {
return undefined;
}
return widget.origSerializeValue ? widget.origSerializeValue() : widget.value;
};
// Hide any linked widgets, e.g. seed+seedControl
if (widget.linkedWidgets) {
for (const w of widget.linkedWidgets) {
hideWidget(node, w, ":" + widget.name);
}
}
}
function showWidget(widget) {
widget.type = widget.origType;
widget.computeSize = widget.origComputeSize;
widget.serializeValue = widget.origSerializeValue;
delete widget.origType;
delete widget.origComputeSize;
delete widget.origSerializeValue;
// Hide any linked widgets, e.g. seed+seedControl
if (widget.linkedWidgets) {
for (const w of widget.linkedWidgets) {
showWidget(w);
}
}
}
function convertToInput(node, widget, config) {
hideWidget(node, widget);
const { linkType } = getWidgetType(config);
// Add input and store widget config for creating on primitive node
const sz = node.size;
node.addInput(widget.name, linkType, {
widget: { name: widget.name, config },
});
// Restore original size but grow if needed
node.setSize([Math.max(sz[0], node.size[0]), Math.max(sz[1], node.size[1])]);
}
function convertToWidget(node, widget) {
showWidget(widget);
const sz = node.size;
node.removeInput(node.inputs.findIndex((i) => i.widget?.name === widget.name));
// Restore original size but grow if needed
node.setSize([Math.max(sz[0], node.size[0]), Math.max(sz[1], node.size[1])]);
}
function getWidgetType(config) {
// Special handling for COMBO so we restrict links based on the entries
let type = config[0];
let linkType = type;
if (type instanceof Array) {
type = "COMBO";
linkType = linkType.join(",");
}
return { type, linkType };
}
app.registerExtension({
name: "Comfy.WidgetInputs",
async beforeRegisterNodeDef(nodeType, nodeData, app) {
// Add menu options to conver to/from widgets
const origGetExtraMenuOptions = nodeType.prototype.getExtraMenuOptions;
nodeType.prototype.getExtraMenuOptions = function (_, options) {
const r = origGetExtraMenuOptions ? origGetExtraMenuOptions.apply(this, arguments) : undefined;
if (this.widgets) {
let toInput = [];
let toWidget = [];
for (const w of this.widgets) {
if (w.type === CONVERTED_TYPE) {
toWidget.push({
content: `Convert ${w.name} to widget`,
callback: () => convertToWidget(this, w),
});
} else {
const config = nodeData?.input?.required[w.name] || nodeData?.input?.optional?.[w.name] || [w.type, w.options || {}];
if (isConvertableWidget(w, config)) {
toInput.push({
content: `Convert ${w.name} to input`,
callback: () => convertToInput(this, w, config),
});
}
}
}
if (toInput.length) {
options.push(...toInput, null);
}
if (toWidget.length) {
options.push(...toWidget, null);
}
}
return r;
};
// On initial configure of nodes hide all converted widgets
const origOnConfigure = nodeType.prototype.onConfigure;
nodeType.prototype.onConfigure = function () {
const r = origOnConfigure ? origOnConfigure.apply(this, arguments) : undefined;
if (this.inputs) {
for (const input of this.inputs) {
if (input.widget) {
const w = this.widgets.find((w) => w.name === input.widget.name);
if (w) {
hideWidget(this, w);
} else {
convertToWidget(this, input)
}
}
}
}
return r;
};
function isNodeAtPos(pos) {
for (const n of app.graph._nodes) {
if (n.pos[0] === pos[0] && n.pos[1] === pos[1]) {
return true;
}
}
return false;
}
// Double click a widget input to automatically attach a primitive
const origOnInputDblClick = nodeType.prototype.onInputDblClick;
const ignoreDblClick = Symbol();
nodeType.prototype.onInputDblClick = function (slot) {
const r = origOnInputDblClick ? origOnInputDblClick.apply(this, arguments) : undefined;
const input = this.inputs[slot];
if (input.widget && !input[ignoreDblClick]) {
const node = LiteGraph.createNode("PrimitiveNode");
app.graph.add(node);
// Calculate a position that wont directly overlap another node
const pos = [this.pos[0] - node.size[0] - 30, this.pos[1]];
while (isNodeAtPos(pos)) {
pos[1] += LiteGraph.NODE_TITLE_HEIGHT;
}
node.pos = pos;
node.connect(0, this, slot);
node.title = input.name;
// Prevent adding duplicates due to triple clicking
input[ignoreDblClick] = true;
setTimeout(() => {
delete input[ignoreDblClick];
}, 300);
}
return r;
};
},
registerCustomNodes() {
class PrimitiveNode {
constructor() {
this.addOutput("connect to widget input", "*");
this.serialize_widgets = true;
this.isVirtualNode = true;
}
applyToGraph() {
if (!this.outputs[0].links?.length) return;
// For each output link copy our value over the original widget value
for (const l of this.outputs[0].links) {
const linkInfo = app.graph.links[l];
const node = this.graph.getNodeById(linkInfo.target_id);
const input = node.inputs[linkInfo.target_slot];
const widgetName = input.widget.name;
if (widgetName) {
const widget = node.widgets.find((w) => w.name === widgetName);
if (widget) {
widget.value = this.widgets[0].value;
if (widget.callback) {
widget.callback(widget.value, app.canvas, node, app.canvas.graph_mouse, {});
}
}
}
}
}
onConnectionsChange(_, index, connected) {
if (connected) {
if (this.outputs[0].links?.length) {
if (!this.widgets?.length) {
this.#onFirstConnection();
}
if (!this.widgets?.length && this.outputs[0].widget) {
// On first load it often cant recreate the widget as the other node doesnt exist yet
// Manually recreate it from the output info
this.#createWidget(this.outputs[0].widget.config);
}
}
} else if (!this.outputs[0].links?.length) {
this.#onLastDisconnect();
}
}
onConnectOutput(slot, type, input, target_node, target_slot) {
// Fires before the link is made allowing us to reject it if it isn't valid
// No widget, we cant connect
if (!input.widget) return false;
if (this.outputs[slot].links?.length) {
return this.#isValidConnection(input);
}
}
#onFirstConnection() {
// First connection can fire before the graph is ready on initial load so random things can be missing
const linkId = this.outputs[0].links[0];
const link = this.graph.links[linkId];
if (!link) return;
const theirNode = this.graph.getNodeById(link.target_id);
if (!theirNode || !theirNode.inputs) return;
const input = theirNode.inputs[link.target_slot];
if (!input) return;
const widget = input.widget;
const { type, linkType } = getWidgetType(widget.config);
// Update our output to restrict to the widget type
this.outputs[0].type = linkType;
this.outputs[0].name = type;
this.outputs[0].widget = widget;
this.#createWidget(widget.config, theirNode, widget.name);
}
#createWidget(inputData, node, widgetName) {
let type = inputData[0];
if (type instanceof Array) {
type = "COMBO";
}
let widget;
if (type in ComfyWidgets) {
widget = (ComfyWidgets[type](this, "value", inputData, app) || {}).widget;
} else {
widget = this.addWidget(type, "value", null, () => {}, {});
}
if (node?.widgets && widget) {
const theirWidget = node.widgets.find((w) => w.name === widgetName);
if (theirWidget) {
widget.value = theirWidget.value;
}
}
if (widget.type === "number") {
addValueControlWidget(this, widget, "fixed");
}
// When our value changes, update other widgets to reflect our changes
// e.g. so LoadImage shows correct image
const callback = widget.callback;
const self = this;
widget.callback = function () {
const r = callback ? callback.apply(this, arguments) : undefined;
self.applyToGraph();
return r;
};
// Grow our node if required
const sz = this.computeSize();
if (this.size[0] < sz[0]) {
this.size[0] = sz[0];
}
if (this.size[1] < sz[1]) {
this.size[1] = sz[1];
}
requestAnimationFrame(() => {
if (this.onResize) {
this.onResize(this.size);
}
});
}
#isValidConnection(input) {
// Only allow connections where the configs match
const config1 = this.outputs[0].widget.config;
const config2 = input.widget.config;
if (config1[0] !== config2[0]) return false;
for (const k in config1[1]) {
if (k !== "default") {
if (config1[1][k] !== config2[1][k]) {
return false;
}
}
}
return true;
}
#onLastDisconnect() {
// We cant remove + re-add the output here as if you drag a link over the same link
// it removes, then re-adds, causing it to break
this.outputs[0].type = "*";
this.outputs[0].name = "connect to widget input";
delete this.outputs[0].widget;
if (this.widgets) {
// Allow widgets to cleanup
for (const w of this.widgets) {
if (w.onRemove) {
w.onRemove();
}
}
this.widgets.length = 0;
}
}
}
LiteGraph.registerNodeType(
"PrimitiveNode",
Object.assign(PrimitiveNode, {
title: "Primitive",
})
);
PrimitiveNode.category = "utils";
},
});