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import { action, observable, reaction } from 'mobx';
import { observer } from 'mobx-react';
import * as React from 'react';
import { emptyFunction, returnTrue, returnZero } from '../../Utils';
import { DragManager } from '../util/DragManager';
import { Transform } from '../util/Transform';
import "normalize.css";
import "./MainOverlayTextBox.scss";
import { FormattedTextBox } from './nodes/FormattedTextBox';
import { CollectionDockingView } from './collections/CollectionDockingView';
import { Doc } from '../../new_fields/Doc';
interface MainOverlayTextBoxProps {
}
@observer
export class MainOverlayTextBox extends React.Component<MainOverlayTextBoxProps> {
public static Instance: MainOverlayTextBox;
@observable _textXf: () => Transform = () => Transform.Identity();
private _textFieldKey: string = "data";
private _textColor: string | null = null;
private _textHideOnLeave?: boolean;
private _textTargetDiv: HTMLDivElement | undefined;
private _textProxyDiv: React.RefObject<HTMLDivElement>;
constructor(props: MainOverlayTextBoxProps) {
super(props);
this._textProxyDiv = React.createRef();
MainOverlayTextBox.Instance = this;
reaction(() => FormattedTextBox.InputBoxOverlay,
(box?: FormattedTextBox) => {
if (box) this.setTextDoc(box.props.fieldKey, box.CurrentDiv, box.props.ScreenToLocalTransform);
else this.setTextDoc();
});
}
@action
private setTextDoc(textFieldKey?: string, div?: HTMLDivElement, tx?: () => Transform) {
if (this._textTargetDiv) {
this._textTargetDiv.style.color = this._textColor;
}
this._textFieldKey = textFieldKey!;
this._textXf = tx ? tx : () => Transform.Identity();
this._textTargetDiv = div;
this._textHideOnLeave = FormattedTextBox.InputBoxOverlay && FormattedTextBox.InputBoxOverlay.props.hideOnLeave;
if (div) {
this._textColor = (getComputedStyle(div) as any).color;
div.style.color = "transparent";
}
}
@action
textScroll = (e: React.UIEvent) => {
if (this._textProxyDiv.current && this._textTargetDiv) {
this._textTargetDiv.scrollTop = (e as any)._targetInst.stateNode.scrollTop;
}
}
textBoxDown = (e: React.PointerEvent) => {
if (e.button !== 0 || e.metaKey || e.altKey) {
document.addEventListener("pointermove", this.textBoxMove);
document.addEventListener('pointerup', this.textBoxUp);
}
}
@action
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(FormattedTextBox.InputBoxOverlay ? [FormattedTextBox.InputBoxOverlay.props.Document] : []);
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);
}
addDocTab = (doc: Doc, location: string) => {
if (true) { // location === "onRight") { need to figure out stack to add "inTab"
CollectionDockingView.Instance.AddRightSplit(doc);
}
}
render() {
if (FormattedTextBox.InputBoxOverlay && this._textTargetDiv) {
let textRect = this._textTargetDiv.getBoundingClientRect();
let s = this._textXf().Scale;
return <div className="mainOverlayTextBox-textInput" style={{ transform: `translate(${textRect.left}px, ${textRect.top}px) scale(${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} hideOnLeave={this._textHideOnLeave} isOverlay={true} Document={FormattedTextBox.InputBoxOverlay.props.Document} isSelected={returnTrue} select={emptyFunction} isTopMost={true}
selectOnLoad={true} ContainingCollectionView={undefined} whenActiveChanged={emptyFunction} active={returnTrue}
ScreenToLocalTransform={this._textXf} PanelWidth={returnZero} PanelHeight={returnZero} focus={emptyFunction} addDocTab={this.addDocTab} />
</div>
</ div>;
}
else return (null);
}
}
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