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import { computed, trace } from "mobx";
import { observer } from "mobx-react";
import { KeyStore } from "../../../fields/KeyStore";
import { NumberField } from "../../../fields/NumberField";
import { Transform } from "../../util/Transform";
import { DocumentView, DocumentViewProps } from "./DocumentView";
import "./DocumentView.scss";
import React = require("react");
import { OmitKeys } from "../../../Utils";
export interface CollectionFreeFormDocumentViewProps extends DocumentViewProps {
}
@observer
export class CollectionFreeFormDocumentView extends React.Component<CollectionFreeFormDocumentViewProps> {
private _mainCont = React.createRef<HTMLDivElement>();
@computed
get transform(): string {
return `scale(${this.props.ContentScaling()}, ${this.props.ContentScaling()}) translate(${this.X}px, ${this.Y}px) scale(${this.zoom}, ${this.zoom}) `;
}
@computed get zoom(): number { return 1 / this.props.Document.GetNumber(KeyStore.Zoom, 1); }
@computed get zIndex(): number { return this.props.Document.GetNumber(KeyStore.ZIndex, 0); }
@computed get width(): number { return this.props.Document.Width(); }
@computed get height(): number { return this.props.Document.Height(); }
@computed get nativeWidth(): number { return this.props.Document.GetNumber(KeyStore.NativeWidth, 0); }
@computed get nativeHeight(): number { return this.props.Document.GetNumber(KeyStore.NativeHeight, 0); }
set width(w: number) {
this.props.Document.SetData(KeyStore.Width, w, NumberField);
if (this.nativeWidth && this.nativeHeight) {
this.props.Document.SetNumber(KeyStore.Height, this.nativeHeight / this.nativeWidth * w);
}
}
set height(h: number) {
this.props.Document.SetData(KeyStore.Height, h, NumberField);
if (this.nativeWidth && this.nativeHeight) {
this.props.Document.SetNumber(KeyStore.Width, this.nativeWidth / this.nativeHeight * h);
}
}
set zIndex(h: number) {
this.props.Document.SetData(KeyStore.ZIndex, h, NumberField);
}
get X() {
return this.props.Document.GetNumber(KeyStore.X, 0);
}
get Y() {
return this.props.Document.GetNumber(KeyStore.Y, 0);
}
getTransform = (): Transform =>
this.props.ScreenToLocalTransform()
.translate(-this.X, -this.Y)
.scale(1 / this.contentScaling()).scale(1 / this.zoom)
contentScaling = () => this.nativeWidth > 0 ? this.width / this.nativeWidth : 1;
panelWidth = () => this.props.PanelWidth();
panelHeight = () => this.props.PanelHeight();
@computed
get docView() {
return <DocumentView {...OmitKeys(this.props, ['zoomFade'])}
ContentScaling={this.contentScaling}
ScreenToLocalTransform={this.getTransform}
PanelWidth={this.panelWidth}
PanelHeight={this.panelHeight}
/>;
}
render() {
let zoomFade = 1;
//var zoom = doc.GetNumber(KeyStore.Zoom, 1);
// let transform = this.getTransform().scale(this.contentScaling()).inverse();
// var [sptX, sptY] = transform.transformPoint(0, 0);
// let [bptX, bptY] = transform.transformPoint(this.props.PanelWidth(), this.props.PanelHeight());
// let w = bptX - sptX;
// //zoomFade = area < 100 || area > 800 ? Math.max(0, Math.min(1, 2 - 5 * (zoom < this.scale ? this.scale / zoom : zoom / this.scale))) : 1;
// let fadeUp = .75 * 1800;
// let fadeDown = .075 * 1800;
// zoomFade = w < fadeDown /* || w > fadeUp */ ? Math.max(0, Math.min(1, 2 - (w < fadeDown ? fadeDown / w : w / fadeUp))) : 1;
return (
<div className="collectionFreeFormDocumentView-container" ref={this._mainCont} style={{
opacity: zoomFade,
transformOrigin: "left top",
transform: this.transform,
pointerEvents: (zoomFade < 0.09 ? "none" : "all"),
width: this.width,
height: this.height,
position: "absolute",
zIndex: this.zIndex,
backgroundColor: "transparent"
}} >
{this.docView}
</div>
);
}
}
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