Merge branch 'master' of https://github.com/browngraphicslab/Dash-Web into server_implementation

1 files changed, 92 insertions, 0 deletions

diff --git a/src/client/views/nodes/ImageBox.tsx b/src/client/views/nodes/ImageBox.tsx
new file mode 100644
index 000000000..ab20f140c
--- /dev/null
+++ b/src/client/views/nodes/ImageBox.tsx
@@ -0,0 +1,92 @@
+
+import Lightbox from 'react-image-lightbox';
+import 'react-image-lightbox/style.css'; // This only needs to be imported once in your app
+import { SelectionManager } from "../../util/SelectionManager";
+import "./ImageBox.scss";
+import React = require("react")
+import { ImageField } from '../../../fields/ImageField';
+import { FieldViewProps, FieldView } from './FieldView';
+import { CollectionFreeFormDocumentView } from './CollectionFreeFormDocumentView';
+import { FieldWaiting } from '../../../fields/Field';
+import { observer } from "mobx-react"
+import { observable, action } from 'mobx';
+
+@observer
+export class ImageBox extends React.Component<FieldViewProps> {
+
+    public static LayoutString() { return FieldView.LayoutString("ImageBox"); }
+    private _ref: React.RefObject<HTMLDivElement>;
+    private _downX: number = 0;
+    private _downY: number = 0;
+    private _lastTap: number = 0;
+    @observable private _photoIndex: number = 0;
+    @observable private _isOpen: boolean = false;
+
+    constructor(props: FieldViewProps) {
+        super(props);
+
+        this._ref = React.createRef();
+        this.state = {
+            photoIndex: 0,
+            isOpen: false,
+        };
+    }
+
+    componentDidMount() {
+    }
+
+    componentWillUnmount() {
+    }
+
+    onPointerDown = (e: React.PointerEvent): void => {
+        if (Date.now() - this._lastTap < 300) {
+            if (e.buttons === 1 && this.props.DocumentViewForField instanceof CollectionFreeFormDocumentView && SelectionManager.IsSelected(this.props.DocumentViewForField)) {
+                e.stopPropagation();
+                this._downX = e.clientX;
+                this._downY = e.clientY;
+                document.removeEventListener("pointerup", this.onPointerUp);
+                document.addEventListener("pointerup", this.onPointerUp);
+            }
+        } else {
+            this._lastTap = Date.now();
+        }
+    }
+    @action
+    onPointerUp = (e: PointerEvent): void => {
+        document.removeEventListener("pointerup", this.onPointerUp);
+        if (Math.abs(e.clientX - this._downX) < 2 && Math.abs(e.clientY - this._downY) < 2) {
+            this._isOpen = true;
+        }
+        e.stopPropagation();
+    }
+
+    lightbox = (path: string) => {
+        const images = [path, "http://www.cs.brown.edu/~bcz/face.gif"];
+        if (this._isOpen && this.props.DocumentViewForField instanceof CollectionFreeFormDocumentView && SelectionManager.IsSelected(this.props.DocumentViewForField)) {
+            return (<Lightbox
+                mainSrc={images[this._photoIndex]}
+                nextSrc={images[(this._photoIndex + 1) % images.length]}
+                prevSrc={images[(this._photoIndex + images.length - 1) % images.length]}
+                onCloseRequest={() => this.setState({ isOpen: false })}
+                onMovePrevRequest={action(() =>
+                    this._photoIndex = (this._photoIndex + images.length - 1) % images.length
+                )}
+                onMoveNextRequest={action(() =>
+                    this._photoIndex = (this._photoIndex + 1) % images.length
+                )}
+            />)
+        }
+    }
+
+    render() {
+        let field = this.props.doc.Get(this.props.fieldKey);
+        let path = field == FieldWaiting ? "https://image.flaticon.com/icons/svg/66/66163.svg" :
+            field instanceof ImageField ? field.Data.href : "http://www.cs.brown.edu/~bcz/face.gif";
+
+        return (
+            <div className="imageBox-cont" onPointerDown={this.onPointerDown} ref={this._ref} >
+                <img src={path} width="100%" alt="Image not found" />
+                {this.lightbox(path)}
+            </div>)
+    }
+}
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