Better seed randomizer

src/lib/widgets/ComfyValueControlWidget.ts

@@ -0,0 +1,55 @@
+import type { IEnumWidget, IEnumWidgetOptions, INumberWidget, LGraphNode, WidgetPanelOptions } from "@litegraph-ts/core";
+import ComfyWidget from "./ComfyWidget";
+import type { ComfyImageResult } from "$lib/nodes/ComfySaveImageNode";
+import type ComfyGraphNode from "$lib/nodes/ComfyGraphNode";
+import widgetState from "$lib/stores/widgetState"
+
+export interface ComfyValueControlWidgetOptions extends IEnumWidgetOptions {
+}
+
+export default class ComfyValueControlWidget extends ComfyWidget<ComfyValueControlWidgetOptions, string> {
+    override type = "combo";
+    targetWidget: INumberWidget;
+
+    constructor(name: string, value: string, node: ComfyGraphNode, targetWidget: INumberWidget) {
+        super(name, value, node)
+        this.targetWidget = targetWidget;
+        this.options = { values: ["fixed", "increment", "decrement", "randomize"], serialize: false };
+    }
+
+    override afterQueued() {
+		var v = this.value;
+
+		let min = this.targetWidget.options.min;
+		let max = this.targetWidget.options.max;
+		// limit to something that javascript can handle
+		max = Math.min(1125899906842624, max);
+		min = Math.max(-1125899906842624, min);
+		let range = (max - min) / (this.targetWidget.options.step);
+
+		//adjust values based on valueControl Behaviour
+		switch (v) {
+			case "fixed":
+				break;
+			case "increment":
+				this.targetWidget.value += this.targetWidget.options.step;
+				break;
+			case "decrement":
+				this.targetWidget.value -= this.targetWidget.options.step;
+				break;
+			case "randomize":
+				this.targetWidget.value = Math.floor(Math.random() * range) * (this.targetWidget.options.step) + min;
+			default:
+				break;
+		}
+	/*check if values are over or under their respective
+	 * ranges and set them to min or max.*/
+		if (this.targetWidget.value < min)
+			this.targetWidget.value = min;
+
+		if (this.targetWidget.value > max)
+			this.targetWidget.value = max;
+
+        widgetState.widgetStateChanged(this.node.id, this.targetWidget);
+    }
+}