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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,153 @@ | ||
| import { Box } from "../types/box"; | ||
| import { Vector2 } from "../types/vector2"; | ||
|
|
||
| const margin = 15; | ||
|
|
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| export interface ImageWidgetConfig { | ||
| image?: string; | ||
| maxWidth?: number | ||
| maxHeight?: number | ||
| } | ||
|
|
||
| /** | ||
| * constructor(lightNode, nodeManager, id, parameterData, app) { | ||
| this.lightNode = lightNode; | ||
| this.id = id; | ||
| this.app = app; | ||
| this.lightNode.title = parameterData.name; | ||
| this.lightNode.onDropFile = (file) => { | ||
| // console.log(file) | ||
| var reader = new FileReader(); | ||
| reader.onload = (evt) => { | ||
| console.log(evt.target.result) | ||
| nodeManager.nodeParameterChanged({ | ||
| id: id, | ||
| data: evt.target.result, | ||
| binary: true | ||
| }); | ||
| } | ||
| reader.readAsArrayBuffer(file); | ||
| const url = URL.createObjectURL(file); | ||
| // this.loadImage(this._url, function (img) { | ||
| // that.size[1] = (img.height / img.width) * that.size[0]; | ||
| // }); | ||
| this.loadImgFromURL(url); | ||
| } | ||
| } | ||
| loadImgFromURL(url) { | ||
| const img = document.createElement("img"); | ||
| img.src = url; | ||
| img.onload = () => { | ||
| // if (callback) { | ||
| // callback(this); | ||
| // } | ||
| // console.log("Image loaded, size: " + img.width + "x" + img.height); | ||
| // this.dirty = true; | ||
| // that.boxcolor = "#9F9";f | ||
| // that.setDirtyCanvas(true); | ||
| this.lightNode.widgets[0].image = img | ||
| this.lightNode.setSize(this.lightNode.computeSize()); | ||
| }; | ||
| img.onerror = () => { | ||
| console.log("error loading the image:" + url); | ||
| } | ||
| } | ||
| update(parameterData) { | ||
| console.log("image parameter", parameterData) | ||
| const curVal = parameterData.currentValue; | ||
| this.app.RequestManager.getParameterValue(this.id, (response) => { | ||
| const url = URL.createObjectURL(response); | ||
| this.loadImgFromURL(url) | ||
| }) | ||
| } | ||
| */ | ||
|
|
||
| export class ImageWidget { | ||
|
|
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| #url: string | undefined; | ||
|
|
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| #image: HTMLImageElement | undefined; | ||
|
|
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| #maxWidth: number; | ||
|
|
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| #maxHeight: number; | ||
|
|
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| constructor(config?: ImageWidgetConfig) { | ||
| this.#maxWidth = config?.maxWidth === undefined ? 150 : config?.maxWidth; | ||
| this.#maxHeight = config?.maxHeight === undefined ? 150 : config?.maxHeight; | ||
| if (config?.image) { | ||
| this.Set(config?.image); | ||
| } | ||
| } | ||
|
|
||
| Set(url: string) { | ||
| this.#image = undefined; | ||
| this.#url = url; | ||
|
|
||
| const img = document.createElement("img"); | ||
| img.src = url; | ||
| img.onload = () => { | ||
| this.#image = img; | ||
| }; | ||
| img.onerror = (event) => { | ||
| console.log("error loading image:", url, event); | ||
| } | ||
| } | ||
|
|
||
| Size(): Vector2 { | ||
| if (this.#image === undefined) { | ||
| return { "x": 0, "y": 0 } | ||
| } | ||
|
|
||
| let adjust = 1; | ||
| if (this.#image.width > this.#maxWidth) { | ||
| adjust = this.#maxWidth / this.#image.width | ||
| } | ||
|
|
||
| if (this.#image.height > this.#maxHeight) { | ||
| let heightAdjust = this.#maxHeight / this.#image.height | ||
| if (heightAdjust < adjust) { | ||
| adjust = heightAdjust; | ||
| } | ||
| } | ||
|
|
||
| return { | ||
| "x": adjust * this.#image.width, | ||
| "y": adjust * this.#image.height | ||
| } | ||
| } | ||
|
|
||
| ClickStart(): void { | ||
| } | ||
|
|
||
| ClickEnd(): void { | ||
| } | ||
|
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| Draw(ctx: CanvasRenderingContext2D, position: Vector2, scale: number, mousePosition: Vector2 | undefined): Box { | ||
| const size = this.Size(); | ||
| const box: Box = { | ||
| Position: position, | ||
| Size: { | ||
| x: size.x * scale, | ||
| y: size.y * scale, | ||
| } | ||
| } | ||
|
|
||
| if (!this.#image) { | ||
| return box; | ||
| } | ||
|
|
||
| ctx.drawImage( | ||
| this.#image, | ||
| position.x, | ||
| position.y, | ||
| box.Size.x, | ||
| box.Size.y | ||
| ); | ||
| return box; | ||
| } | ||
| } |
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