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import React = require('react');
import { action, observable } from 'mobx';
import { observer } from 'mobx-react';
import { DocServer } from '../client/DocServer';
import { DragManager } from '../client/util/DragManager';
import { Doc } from '../fields/Doc';
import { GestureUtils } from '../pen-gestures/GestureUtils';
import { GestureContent, MobileDocumentUploadContent, MobileInkOverlayContent, UpdateMobileInkOverlayPositionContent } from '../server/Message';
import './MobileInkOverlay.scss';
@observer
export default class MobileInkOverlay extends React.Component {
public static Instance: MobileInkOverlay;
@observable private _scale: number = 1;
@observable private _width: number = 0;
@observable private _height: number = 0;
@observable private _x: number = -300;
@observable private _y: number = -300;
@observable private _text: string = '';
@observable private _offsetX: number = 0;
@observable private _offsetY: number = 0;
@observable private _isDragging: boolean = false;
private _mainCont: React.RefObject<HTMLDivElement> = React.createRef();
constructor(props: Readonly<{}>) {
super(props);
MobileInkOverlay.Instance = this;
}
initialSize(mobileWidth: number, mobileHeight: number) {
const maxWidth = window.innerWidth - 30;
const maxHeight = window.innerHeight - 30; // -30 for padding
if (mobileWidth > maxWidth || mobileHeight > maxHeight) {
const scale = Math.min(maxWidth / mobileWidth, maxHeight / mobileHeight);
return { width: mobileWidth * scale, height: mobileHeight * scale, scale: scale };
}
return { width: mobileWidth, height: mobileHeight, scale: 1 };
}
@action
initMobileInkOverlay(content: MobileInkOverlayContent) {
const { width, height, text } = content;
const scaledSize = this.initialSize(width ? width : 0, height ? height : 0);
this._width = scaledSize.width;
this._height = scaledSize.height;
this._scale = scaledSize.scale;
this._x = 300; // TODO: center on screen
this._y = 25; // TODO: center on screen
this._text = text ? text : '';
}
@action
updatePosition(content: UpdateMobileInkOverlayPositionContent) {
const { dx, dy, dsize } = content;
if (dx) this._x += dx;
if (dy) this._y += dy;
// TODO: scale dsize
}
drawStroke = (content: GestureContent) => {
// TODO: figure out why strokes drawn in corner of mobile interface dont get inserted
const { points, bounds } = content;
console.log('received points', points, bounds);
const B = {
right: bounds.right * this._scale + this._x,
left: bounds.left * this._scale + this._x, // TODO: scale
bottom: bounds.bottom * this._scale + this._y,
top: bounds.top * this._scale + this._y, // TODO: scale
width: bounds.width * this._scale,
height: bounds.height * this._scale,
};
const target = document.elementFromPoint(this._x + 10, this._y + 10);
target?.dispatchEvent(
new CustomEvent<GestureUtils.GestureEvent>('dashOnGesture', {
bubbles: true,
detail: {
points: points,
gesture: GestureUtils.Gestures.Stroke,
bounds: B,
},
})
);
};
uploadDocument = async (content: MobileDocumentUploadContent) => {
const { docId } = content;
const doc = await DocServer.GetRefField(docId);
if (doc && doc instanceof Doc) {
const target = document.elementFromPoint(this._x + 10, this._y + 10);
const dragData = new DragManager.DocumentDragData([doc]);
const complete = new DragManager.DragCompleteEvent(false, dragData);
if (target) {
console.log('dispatching upload doc!!!!', target, doc);
target.dispatchEvent(
new CustomEvent<DragManager.DropEvent>('dashOnDrop', {
bubbles: true,
detail: {
x: this._x,
y: this._y,
complete: complete,
altKey: false,
metaKey: false,
ctrlKey: false,
shiftKey: false,
embedKey: false,
},
})
);
} else {
alert('TARGET IS UNDEFINED');
}
}
};
@action
dragStart = (e: React.PointerEvent) => {
document.removeEventListener('pointermove', this.dragging);
document.removeEventListener('pointerup', this.dragEnd);
document.addEventListener('pointermove', this.dragging);
document.addEventListener('pointerup', this.dragEnd);
this._isDragging = true;
this._offsetX = e.pageX - this._mainCont.current!.getBoundingClientRect().left;
this._offsetY = e.pageY - this._mainCont.current!.getBoundingClientRect().top;
e.preventDefault();
e.stopPropagation();
};
@action
dragging = (e: PointerEvent) => {
const x = e.pageX - this._offsetX;
const y = e.pageY - this._offsetY;
// TODO: don't allow drag over library?
this._x = Math.min(Math.max(x, 0), window.innerWidth - this._width);
this._y = Math.min(Math.max(y, 0), window.innerHeight - this._height);
e.preventDefault();
e.stopPropagation();
};
@action
dragEnd = (e: PointerEvent) => {
document.removeEventListener('pointermove', this.dragging);
document.removeEventListener('pointerup', this.dragEnd);
this._isDragging = false;
e.preventDefault();
e.stopPropagation();
};
render() {
return (
<div
className="mobileInkOverlay"
style={{
width: this._width,
height: this._height,
position: 'absolute',
transform: `translate(${this._x}px, ${this._y}px)`,
zIndex: 30000,
pointerEvents: 'none',
borderStyle: this._isDragging ? 'solid' : 'dashed',
}}
ref={this._mainCont}>
<p>{this._text}</p>
<div className="mobileInkOverlay-border top" onPointerDown={this.dragStart}></div>
<div className="mobileInkOverlay-border bottom" onPointerDown={this.dragStart}></div>
<div className="mobileInkOverlay-border left" onPointerDown={this.dragStart}></div>
<div className="mobileInkOverlay-border right" onPointerDown={this.dragStart}></div>
</div>
);
}
}
|
