1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
|
import { observer } from "mobx-react";
import { Key, KeyStore } from "../../fields/Key";
import "./FreeFormCanvas.scss";
import React = require("react");
import { action } from "mobx";
import { Document } from "../../fields/Document";
import {DocumentViewModel} from "../../viewmodels/DocumentViewModel";
import {DocumentView} from "../nodes/DocumentView";
import {ListField} from "../../fields/ListField";
import {NumberField} from "../../fields/NumberField";
interface IProps {
fieldKey:Key;
doc:Document;
}
@observer
export class CollectionFreeFormView extends React.Component<IProps> {
private _isPointerDown: boolean = false;
constructor(props:IProps) {
super(props);
}
@action
onPointerDown = (e: React.PointerEvent): void => {
e.stopPropagation();
this._isPointerDown = true;
document.removeEventListener("pointermove", this.onPointerMove);
document.addEventListener("pointermove", this.onPointerMove);
document.removeEventListener("pointerup", this.onPointerUp);
document.addEventListener("pointerup", this.onPointerUp);
}
@action
onPointerUp = (e: PointerEvent): void => {
e.stopPropagation();
this._isPointerDown = false;
document.removeEventListener("pointermove", this.onPointerMove);
document.removeEventListener("pointerup", this.onPointerUp);
}
@action
onPointerMove = (e: PointerEvent): void => {
e.preventDefault();
e.stopPropagation();
if (!this._isPointerDown) {
return;
}
const {doc} = this.props;
let x = doc.GetFieldValue(KeyStore.PanX, NumberField, Number(0));
let y = doc.GetFieldValue(KeyStore.PanY, NumberField, Number(0));
doc.SetFieldValue(KeyStore.PanX, x+e.movementX, NumberField);
doc.SetFieldValue(KeyStore.PanY, y+e.movementY, NumberField);
}
@action
onPointerWheel = (e: React.WheelEvent): void => {
e.stopPropagation();
let scaleAmount = 1 - (e.deltaY / 1000);
//this.props.store.Scale *= scaleAmount;
}
render() {
const {fieldKey, doc} = this.props;
const value: Document[] = doc.GetFieldValue(fieldKey, ListField, []);
const panx: number = doc.GetFieldValue(KeyStore.PanX, NumberField, Number(0));
const pany: number = doc.GetFieldValue(KeyStore.PanY, NumberField, Number(0));
return (
<div className="collectionfreeformview-container" onPointerDown={this.onPointerDown} onWheel={this.onPointerWheel}>
<div className="collectionfreeformview" style={{ transform: `translate(${panx}px, ${pany}px)`, transformOrigin: '50% 50%' }}>
<div className="node-container">
{value.map(doc => {
return (<DocumentView key={doc.Id} dvm={new DocumentViewModel(doc)} />);
})}
</div>
</div>
</div>
);
}
}
|
