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This commit is contained in:
Maze Winther
2026-01-23 15:40:01 +01:00
parent b1701e1b0e
commit c6deceaa89
292 changed files with 28825 additions and 26457 deletions
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apps/web/src/services/renderer/nodes/image-node.ts
+69 -69
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@@ -1,92 +1,92 @@
import { CanvasRenderer } from "../canvas-renderer";
import type { CanvasRenderer } from "../canvas-renderer";
import { BaseNode } from "./base-node";
import { BaseMediaNodeParams } from "./video-node";
import type { BaseMediaNodeParams } from "./video-node";
const IMAGE_EPSILON = 1 / 1000;
export type ImageNodeParams = BaseMediaNodeParams;
export class ImageNode extends BaseNode<ImageNodeParams> {
private image?: HTMLImageElement;
private readyPromise: Promise<void>;
private image?: HTMLImageElement;
private readyPromise: Promise<void>;
constructor(params: ImageNodeParams) {
super(params);
this.readyPromise = this.load();
}
constructor(params: ImageNodeParams) {
super(params);
this.readyPromise = this.load();
}
private async load() {
this.image = new Image();
const url = URL.createObjectURL(this.params.file);
private async load() {
this.image = new Image();
const url = URL.createObjectURL(this.params.file);
await new Promise<void>((resolve, reject) => {
this.image!.onload = () => resolve();
this.image!.onerror = () => reject(new Error("Image load failed"));
this.image!.src = url;
});
await new Promise<void>((resolve, reject) => {
this.image!.onload = () => resolve();
this.image!.onerror = () => reject(new Error("Image load failed"));
this.image!.src = url;
});
URL.revokeObjectURL(url);
}
URL.revokeObjectURL(url);
}
private getImageTime(time: number) {
return time - this.params.timeOffset + this.params.trimStart;
}
private getImageTime(time: number) {
return time - this.params.timeOffset + this.params.trimStart;
}
private isInRange(time: number) {
const imageTime = this.getImageTime(time);
return (
imageTime >= this.params.trimStart - IMAGE_EPSILON &&
imageTime < this.params.trimStart + this.params.duration
);
}
private isInRange(time: number) {
const imageTime = this.getImageTime(time);
return (
imageTime >= this.params.trimStart - IMAGE_EPSILON &&
imageTime < this.params.trimStart + this.params.duration
);
}
async render({ renderer, time }: { renderer: CanvasRenderer; time: number }) {
await super.render({ renderer, time });
async render({ renderer, time }: { renderer: CanvasRenderer; time: number }) {
await super.render({ renderer, time });
if (!this.isInRange(time)) {
return;
}
if (!this.isInRange(time)) {
return;
}
await this.readyPromise;
await this.readyPromise;
if (!this.image) {
return;
}
if (!this.image) {
return;
}
renderer.context.save();
renderer.context.save();
if (this.params.opacity !== undefined) {
renderer.context.globalAlpha = this.params.opacity;
}
if (this.params.opacity !== undefined) {
renderer.context.globalAlpha = this.params.opacity;
}
if (
this.params.x !== undefined &&
this.params.y !== undefined &&
this.params.width !== undefined &&
this.params.height !== undefined
) {
renderer.context.drawImage(
this.image,
this.params.x,
this.params.y,
this.params.width,
this.params.height,
);
} else {
const mediaW = this.image.naturalWidth || renderer.width;
const mediaH = this.image.naturalHeight || renderer.height;
const containScale = Math.min(
renderer.width / mediaW,
renderer.height / mediaH,
);
const drawW = mediaW * containScale;
const drawH = mediaH * containScale;
const drawX = (renderer.width - drawW) / 2;
const drawY = (renderer.height - drawH) / 2;
if (
this.params.x !== undefined &&
this.params.y !== undefined &&
this.params.width !== undefined &&
this.params.height !== undefined
) {
renderer.context.drawImage(
this.image,
this.params.x,
this.params.y,
this.params.width,
this.params.height,
);
} else {
const mediaW = this.image.naturalWidth || renderer.width;
const mediaH = this.image.naturalHeight || renderer.height;
const containScale = Math.min(
renderer.width / mediaW,
renderer.height / mediaH,
);
const drawW = mediaW * containScale;
const drawH = mediaH * containScale;
const drawX = (renderer.width - drawW) / 2;
const drawY = (renderer.height - drawH) / 2;
renderer.context.drawImage(this.image, drawX, drawY, drawW, drawH);
}
renderer.context.drawImage(this.image, drawX, drawY, drawW, drawH);
}
renderer.context.restore();
}
renderer.context.restore();
}
}