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criação de um arquivo só pro Resize e alteração na função de tamanhos…
… da imagem
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,85 @@ | ||
| import { type ImageView } from './imageView' | ||
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| export default class ResizableImage { | ||
| imageView: ImageView | ||
| private isResizing: boolean = false | ||
| private initialX: number = 0 | ||
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| private initialWidth: number = 0 | ||
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| quadradoTopEsquerda!: HTMLElement | ||
| quadradoTopDireita!: HTMLElement | ||
| quadradoBaixoEsquerda!: HTMLElement | ||
| quadradoBaixoDireita!: HTMLElement | ||
| bindResizeEvent: (event: PointerEvent) => void | ||
| bindStopResizeEvent: () => void | ||
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| constructor(imageView: ImageView) { | ||
| this.imageView = imageView | ||
| this.bindResizeEvent = this.resize.bind(this) | ||
| this.bindStopResizeEvent = this.stopResize.bind(this) | ||
| this.initResize() | ||
| } | ||
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| private initResize() { | ||
| const element = this.imageView.imageWrapper | ||
| element.style.position = 'relative' | ||
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| // Quadrado no canto superior esquerdo | ||
| this.quadradoTopEsquerda = element.appendChild(document.createElement('div')) | ||
| this.quadradoTopEsquerda.className = 'quadrado canto-superior-esquerdo' | ||
| this.addResizeEvent(this.quadradoTopEsquerda) | ||
| // Quadrado no canto superior direito | ||
| this.quadradoTopDireita = element.appendChild(document.createElement('div')) | ||
| this.quadradoTopDireita.className = 'quadrado canto-superior-direito' | ||
| this.addResizeEvent(this.quadradoTopDireita) | ||
| // Quadrado no canto inferior esquerdo | ||
| this.quadradoBaixoEsquerda = element.appendChild(document.createElement('div')) | ||
| this.quadradoBaixoEsquerda.className = 'quadrado canto-inferior-esquerdo' | ||
| this.addResizeEvent(this.quadradoBaixoEsquerda) | ||
| // Quadrado no canto inferior direito | ||
| this.quadradoBaixoDireita = element.appendChild(document.createElement('div')) | ||
| this.quadradoBaixoDireita.className = 'quadrado canto-inferior-direito' | ||
| this.addResizeEvent(this.quadradoBaixoDireita) | ||
| } | ||
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| private addResizeEvent(element: HTMLElement) { | ||
| element.addEventListener('pointerdown', (event: PointerEvent) => { | ||
| event.preventDefault() | ||
| event.stopPropagation() | ||
| this.isResizing = true | ||
| this.initialX = event.screenX | ||
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| this.initialWidth = this.imageView.imageWrapper.offsetWidth | ||
| document.addEventListener('pointermove', this.bindResizeEvent) | ||
| document.addEventListener('pointerup', this.bindStopResizeEvent) | ||
| }) | ||
| } | ||
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| private resize(event: PointerEvent) { | ||
| if (!this.isResizing) return | ||
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| const deltaX = event.screenX - this.initialX | ||
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| if (this.isResizingOnLeftSide()) { | ||
| this.imageView.imageWrapper.style.width = `${this.initialWidth - deltaX}px` | ||
| } else { | ||
| this.imageView.imageWrapper.style.width = `${this.initialWidth + deltaX}px` | ||
| } | ||
| } | ||
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| private stopResize() { | ||
| this.isResizing = false | ||
| document.removeEventListener('pointermove', this.bindResizeEvent) | ||
| document.removeEventListener('pointerup', this.bindStopResizeEvent) | ||
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| const { editor, node } = this.imageView | ||
| editor.commands.updateAttributes(node.type, { | ||
| style: `width: ${this.imageView.imageWrapper.style.width}` | ||
| }) | ||
| } | ||
| private isResizingOnLeftSide(): boolean { | ||
| const rect = this.imageView.imageWrapper.getBoundingClientRect() | ||
| return this.initialX < rect.left + rect.width / 2 | ||
| } | ||
| } |
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