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import { createImageResizer } from '../Resizer/createImageResizer';
import { createImageRotator } from '../Rotator/createImageRotator';
import { wrap } from 'roosterjs-content-model-dom';
import type {
IEditor,
ImageEditOperation,
ImageMetadataFormat,
} from 'roosterjs-content-model-types';
import type { ImageEditOptions } from '../types/ImageEditOptions';
import type { ImageHtmlOptions } from '../types/ImageHtmlOptions';
const IMAGE_EDIT_SHADOW_ROOT = 'ImageEditShadowRoot';
/**
* @internal
*/
export interface WrapperElements {
wrapper: HTMLSpanElement;
shadowSpan: HTMLElement;
imageClone: HTMLImageElement;
resizers: HTMLDivElement[];
rotators: HTMLDivElement[];
croppers: HTMLDivElement[];
}
/**
* @internal
*/
export function createImageWrapper(
editor: IEditor,
image: HTMLImageElement,
options: ImageEditOptions,
editInfo: ImageMetadataFormat,
htmlOptions: ImageHtmlOptions,
operation: ImageEditOperation[]
): WrapperElements {
const imageClone = cloneImage(image, editInfo);
const doc = editor.getDocument();
let rotators: HTMLDivElement[] = [];
if (!options.disableRotate && operation.indexOf('rotate') > -1) {
rotators = createImageRotator(doc, htmlOptions);
}
let resizers: HTMLDivElement[] = [];
if (operation.indexOf('resize') > -1) {
resizers = createImageResizer(doc, !!options.disableSideResize);
}
let croppers: HTMLDivElement[] = [];
if (operation.indexOf('crop') > -1) {
croppers = createImageCropper(doc);
}
const wrapper = createWrapper(
editor,
imageClone,
options,
editInfo,
resizers,
rotators,
croppers
);
const imageSpan = wrap(doc, image, 'span');
const shadowSpan = createShadowSpan(wrapper, imageSpan);
return { wrapper, shadowSpan, imageClone, resizers, rotators, croppers };
}
const createShadowSpan = (wrapper: HTMLElement, imageSpan: HTMLSpanElement) => {
const shadowRoot = imageSpan.attachShadow({
mode: 'open',
});
imageSpan.id = IMAGE_EDIT_SHADOW_ROOT;
shadowRoot.appendChild(wrapper);
return imageSpan;
};
const createWrapper = (
editor: IEditor,
image: HTMLImageElement,
options: ImageEditOptions,
editInfo: ImageMetadataFormat,
resizers?: HTMLDivElement[],
rotators?: HTMLDivElement[],
cropper?: HTMLDivElement[]
) => {
const doc = editor.getDocument();
const wrapper = doc.createElement('span');
const imageBox = doc.createElement('div');
imageBox.setAttribute(
`style`,
`position:relative;width:100%;height:100%;overflow:hidden;transform:scale(1);`
);
imageBox.appendChild(image);
wrapper.setAttribute(
'style',
`font-size: 24px; margin: 0px; transform: rotate(${editInfo.angleRad ?? 0}rad);`
);
wrapper.style.display = editor.getEnvironment().isSafari
? '-webkit-inline-flex'
: 'inline-flex';
const border = createBorder(editor, options.borderColor);
wrapper.appendChild(imageBox);
wrapper.appendChild(border);
wrapper.style.userSelect = 'none';
if (resizers && resizers?.length > 0) {
resizers.forEach(resizer => {
wrapper.appendChild(resizer);
});
}
if (rotators && rotators.length > 0) {
rotators.forEach(r => {
wrapper.appendChild(r);
});
}
if (cropper && cropper.length > 0) {
cropper.forEach(c => {
wrapper.appendChild(c);
});
}
return wrapper;
};
const createBorder = (editor: IEditor, borderColor?: string) => {
const doc = editor.getDocument();
const resizeBorder = doc.createElement('div');
resizeBorder.setAttribute(
`style`,
`position:absolute;left:0;right:0;top:0;bottom:0;border:solid 2px ${borderColor};pointer-events:none;`
);
return resizeBorder;
};
const cloneImage = (image: HTMLImageElement, editInfo: ImageMetadataFormat) => {
const imageClone = image.cloneNode(true) as HTMLImageElement;
imageClone.style.removeProperty('transform');
Eif (editInfo.src) {
imageClone.src = editInfo.src;
imageClone.removeAttribute('id');
imageClone.style.removeProperty('max-width');
imageClone.style.removeProperty('max-height');
imageClone.style.width = editInfo.widthPx + 'px';
imageClone.style.height = editInfo.heightPx + 'px';
}
return imageClone;
};
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