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Diffstat (limited to 'src/client/views/MainOverlayTextBox.tsx')
| -rw-r--r-- | src/client/views/MainOverlayTextBox.tsx | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/src/client/views/MainOverlayTextBox.tsx b/src/client/views/MainOverlayTextBox.tsx new file mode 100644 index 000000000..13e661b46 --- /dev/null +++ b/src/client/views/MainOverlayTextBox.tsx @@ -0,0 +1,103 @@ +import { action, observable, trace } from 'mobx'; +import { observer } from 'mobx-react'; +import "normalize.css"; +import * as React from 'react'; +import { Document } from '../../fields/Document'; +import { Key } from '../../fields/Key'; +import { KeyStore } from '../../fields/KeyStore'; +import { emptyDocFunction, emptyFunction, returnTrue, returnZero } from '../../Utils'; +import '../northstar/model/ModelExtensions'; +import '../northstar/utils/Extensions'; +import { DragManager } from '../util/DragManager'; +import { Transform } from '../util/Transform'; +import "./MainOverlayTextBox.scss"; +import { FormattedTextBox } from './nodes/FormattedTextBox'; + +interface MainOverlayTextBoxProps { +} + +@observer +export class MainOverlayTextBox extends React.Component<MainOverlayTextBoxProps> { + public static Instance: MainOverlayTextBox; + @observable public TextDoc?: Document = undefined; + public TextScroll: number = 0; + @observable _textXf: () => Transform = () => Transform.Identity(); + private _textFieldKey: Key = KeyStore.Data; + private _textColor: string | null = null; + private _textTargetDiv: HTMLDivElement | undefined; + private _textProxyDiv: React.RefObject<HTMLDivElement>; + + constructor(props: MainOverlayTextBoxProps) { + super(props); + this._textProxyDiv = React.createRef(); + MainOverlayTextBox.Instance = this; + } + + @action + SetTextDoc(textDoc?: Document, textFieldKey?: Key, div?: HTMLDivElement, tx?: () => Transform) { + if (this._textTargetDiv) { + this._textTargetDiv.style.color = this._textColor; + } + + this.TextDoc = textDoc; + this._textFieldKey = textFieldKey!; + this._textXf = tx ? tx : () => Transform.Identity(); + this._textTargetDiv = div; + if (div) { + this._textColor = div.style.color; + div.style.color = "transparent"; + this.TextScroll = div.scrollTop; + } + } + + @action + textScroll = (e: React.UIEvent) => { + if (this._textProxyDiv.current && this._textTargetDiv) { + this.TextScroll = (e as any)._targetInst.stateNode.scrollTop;// this._textProxyDiv.current.children[0].scrollTop; + this._textTargetDiv.scrollTop = this.TextScroll; + } + } + + textBoxDown = (e: React.PointerEvent) => { + if (e.button !== 0 || e.metaKey || e.altKey) { + document.addEventListener("pointermove", this.textBoxMove); + document.addEventListener('pointerup', this.textBoxUp); + } + } + textBoxMove = (e: PointerEvent) => { + if (e.movementX > 1 || e.movementY > 1) { + document.removeEventListener("pointermove", this.textBoxMove); + document.removeEventListener('pointerup', this.textBoxUp); + let dragData = new DragManager.DocumentDragData([this.TextDoc!]); + const [left, top] = this._textXf().inverse().transformPoint(0, 0); + dragData.xOffset = e.clientX - left; + dragData.yOffset = e.clientY - top; + DragManager.StartDocumentDrag([this._textTargetDiv!], dragData, e.clientX, e.clientY, { + handlers: { + dragComplete: action(emptyFunction), + }, + hideSource: false + }); + } + } + textBoxUp = (e: PointerEvent) => { + document.removeEventListener("pointermove", this.textBoxMove); + document.removeEventListener('pointerup', this.textBoxUp); + } + + render() { + if (this.TextDoc && this._textTargetDiv) { + let textRect = this._textTargetDiv.getBoundingClientRect(); + let s = this._textXf().Scale; + return <div className="mainOverlayTextBox-textInput" style={{ transform: `translate(${textRect.x}px, ${textRect.y}px) scale(${1 / s},${1 / s})`, width: "auto", height: "auto" }} > + <div className="mainOverlayTextBox-textInput" onPointerDown={this.textBoxDown} ref={this._textProxyDiv} onScroll={this.textScroll} + style={{ width: `${textRect.width * s}px`, height: `${textRect.height * s}px` }}> + <FormattedTextBox fieldKey={this._textFieldKey} isOverlay={true} Document={this.TextDoc} isSelected={returnTrue} select={emptyFunction} isTopMost={true} + selectOnLoad={true} ContainingCollectionView={undefined} whenActiveChanged={emptyFunction} active={returnTrue} + ScreenToLocalTransform={this._textXf} PanelWidth={returnZero} PanelHeight={returnZero} focus={emptyDocFunction} /> + </div> + </ div>; + } + else return (null); + } +}
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