Files
image-studio/view/canvas/useCanvasResize.ts
syntaxbullet 7188569672 feat: add ComfyUI integration for image generation
- Implemented ComfyUI API for generating images with various modes (text-to-image, image-to-image, inpaint, outpaint).
- Created GenerateSheet and associated controls for user input on generation settings.
- Added subtle scrollbar styles for improved UI experience.
- Enhanced canvas input handling to ignore key events when focused on editable elements.
- Optimized canvas resizing logic to prevent unnecessary dispatches.
- Introduced error handling for generation failures and loading models.
- Added functionality to upload images and masks for inpainting.
2026-07-04 15:10:30 +02:00

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1.2 KiB
TypeScript

import { useEffect, useRef, type RefObject } from "react";
import type { Dispatch } from "@commands/dispatcher";
import { commandIds } from "@commands/ids";
export function useCanvasResize(canvasRef: RefObject<HTMLCanvasElement | null>, dispatch: Dispatch) {
const lastSize = useRef<{ w: number; h: number }>();
useEffect(() => {
const canvas = canvasRef.current;
if (!canvas) return;
let animationFrame: number | undefined;
const resizeObserver = new ResizeObserver(([entry]) => {
if (!entry) return;
const width = Math.floor(entry.contentRect.width);
const height = Math.floor(entry.contentRect.height);
if (lastSize.current?.w === width && lastSize.current.h === height) return;
if (animationFrame !== undefined) cancelAnimationFrame(animationFrame);
animationFrame = requestAnimationFrame(() => {
lastSize.current = { w: width, h: height };
dispatch(commandIds.viewportSetSize, { w: width, h: height });
});
});
resizeObserver.observe(canvas);
return () => {
if (animationFrame !== undefined) cancelAnimationFrame(animationFrame);
resizeObserver.disconnect();
};
}, [canvasRef, dispatch]);
}