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Diffstat (limited to 'src/client/views/pdf/PDFMenu.tsx')
| -rw-r--r-- | src/client/views/pdf/PDFMenu.tsx | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/src/client/views/pdf/PDFMenu.tsx b/src/client/views/pdf/PDFMenu.tsx new file mode 100644 index 000000000..39b15fb11 --- /dev/null +++ b/src/client/views/pdf/PDFMenu.tsx @@ -0,0 +1,206 @@ +import React = require("react"); +import "./PDFMenu.scss"; +import { observable, action } from "mobx"; +import { observer } from "mobx-react"; +import { FontAwesomeIcon } from "@fortawesome/react-fontawesome"; +import { emptyFunction } from "../../../Utils"; +import { Doc } from "../../../new_fields/Doc"; + +@observer +export default class PDFMenu extends React.Component { + static Instance: PDFMenu; + + @observable private _top: number = -300; + @observable private _left: number = -300; + @observable private _opacity: number = 1; + @observable private _transition: string = "opacity 0.5s"; + @observable private _transitionDelay: string = ""; + + @observable public Pinned: boolean = false; + + StartDrag: (e: PointerEvent) => void = emptyFunction; + Highlight: (d: Doc | undefined, color: string | undefined) => void = emptyFunction; + Delete: () => void = emptyFunction; + + @observable public Highlighting: boolean = false; + @observable public Status: "pdf" | "annotation" | "" = ""; + + private _offsetY: number = 0; + private _offsetX: number = 0; + private _mainCont: React.RefObject<HTMLDivElement>; + private _dragging: boolean = false; + + constructor(props: Readonly<{}>) { + super(props); + + PDFMenu.Instance = this; + + this._mainCont = React.createRef(); + } + + pointerDown = (e: React.PointerEvent) => { + document.removeEventListener("pointermove", this.pointerMove); + document.addEventListener("pointermove", this.pointerMove); + document.removeEventListener("pointerup", this.pointerUp); + document.addEventListener("pointerup", this.pointerUp); + + e.stopPropagation(); + e.preventDefault(); + } + + pointerMove = (e: PointerEvent) => { + e.stopPropagation(); + e.preventDefault(); + + if (this._dragging) { + return; + } + + this.StartDrag(e); + this._dragging = true; + } + + pointerUp = (e: PointerEvent) => { + this._dragging = false; + document.removeEventListener("pointermove", this.pointerMove); + document.removeEventListener("pointerup", this.pointerUp); + e.stopPropagation(); + e.preventDefault(); + } + + @action + jumpTo = (x: number, y: number, forceJump: boolean = false) => { + if (!this.Pinned || forceJump) { + this._transition = this._transitionDelay = ""; + this._opacity = 1; + this._left = x; + this._top = y; + } + } + + @action + fadeOut = (forceOut: boolean) => { + if (!this.Pinned) { + if (this._opacity === 0.2) { + this._transition = "opacity 0.1s"; + this._transitionDelay = ""; + this._opacity = 0; + this._left = this._top = -300; + } + + if (forceOut) { + this._transition = ""; + this._transitionDelay = ""; + this._opacity = 0; + this._left = this._top = -300; + } + } + } + + @action + pointerLeave = (e: React.PointerEvent) => { + if (!this.Pinned) { + this._transition = "opacity 0.5s"; + this._transitionDelay = "1s"; + this._opacity = 0.2; + setTimeout(() => this.fadeOut(false), 3000); + } + } + + @action + pointerEntered = (e: React.PointerEvent) => { + this._transition = "opacity 0.1s"; + this._transitionDelay = ""; + this._opacity = 1; + } + + @action + togglePin = (e: React.MouseEvent) => { + this.Pinned = !this.Pinned; + if (!this.Pinned) { + this.Highlighting = false; + } + } + + @action + dragging = (e: PointerEvent) => { + this._left = e.pageX - this._offsetX; + this._top = e.pageY - this._offsetY; + + e.stopPropagation(); + e.preventDefault(); + } + + dragEnd = (e: PointerEvent) => { + document.removeEventListener("pointermove", this.dragging); + document.removeEventListener("pointerup", this.dragEnd); + e.stopPropagation(); + e.preventDefault(); + } + + dragStart = (e: React.PointerEvent) => { + document.removeEventListener("pointermove", this.dragging); + document.addEventListener("pointermove", this.dragging); + document.removeEventListener("pointerup", this.dragEnd); + document.addEventListener("pointerup", this.dragEnd); + + this._offsetX = this._mainCont.current!.getBoundingClientRect().width - e.nativeEvent.offsetX; + this._offsetY = e.nativeEvent.offsetY; + + e.stopPropagation(); + e.preventDefault(); + } + + @action + highlightClicked = (e: React.MouseEvent) => { + if (!this.Pinned) { + this.Highlight(undefined, "#f4f442"); + } + else { + this.Highlighting = !this.Highlighting; + this.Highlight(undefined, "#f4f442"); + } + } + + deleteClicked = (e: React.PointerEvent) => { + this.Delete(); + } + + handleContextMenu = (e: React.MouseEvent) => { + e.stopPropagation(); + e.preventDefault(); + } + + render() { + let buttons = this.Status === "pdf" ? [ + <button className="pdfMenu-button" title="Click to Highlight" onClick={this.highlightClicked} + style={this.Highlighting ? { backgroundColor: "#121212" } : {}}> + <FontAwesomeIcon icon="highlighter" size="lg" style={{ transition: "transform 0.1s", transform: this.Highlighting ? "" : "rotate(-45deg)" }} /> + </button>, + <button className="pdfMenu-button" title="Drag to Annotate" onPointerDown={this.pointerDown}><FontAwesomeIcon icon="comment-alt" size="lg" /></button>, + <button className="pdfMenu-button" title="Pin Menu" onClick={this.togglePin} + style={this.Pinned ? { backgroundColor: "#121212" } : {}}> + <FontAwesomeIcon icon="thumbtack" size="lg" style={{ transition: "transform 0.1s", transform: this.Pinned ? "rotate(45deg)" : "" }} /> + </button> + ] : [ + <button className="pdfMenu-button" title="Delete Anchor" onPointerDown={this.deleteClicked}><FontAwesomeIcon icon="trash-alt" size="lg" /></button> + ]; + + return ( + <div className="pdfMenu-cont" onPointerLeave={this.pointerLeave} onPointerEnter={this.pointerEntered} ref={this._mainCont} onContextMenu={this.handleContextMenu} + style={{ left: this._left, top: this._top, opacity: this._opacity, transition: this._transition, transitionDelay: this._transitionDelay }}> + {buttons} + {/* <button className="pdfMenu-button" title="Highlight" onClick={this.highlightClicked} + style={this.Highlighting ? { backgroundColor: "#121212" } : {}}> + <FontAwesomeIcon icon="highlighter" size="lg" style={{ transition: "transform 0.1s", transform: this.Highlighting ? "" : "rotate(-45deg)" }} /> + </button> + <button className="pdfMenu-button" title="Annotate" onPointerDown={this.pointerDown}><FontAwesomeIcon icon="comment-alt" size="lg" /></button> + <button className="pdfMenu-button" title="Pin Menu" onClick={this.togglePin} + style={this._pinned ? { backgroundColor: "#121212" } : {}}> + <FontAwesomeIcon icon="thumbtack" size="lg" style={{ transition: "transform 0.1s", transform: this._pinned ? "rotate(45deg)" : "" }} /> + </button> */} + <div className="pdfMenu-dragger" onPointerDown={this.dragStart} style={{ width: this.Pinned ? "20px" : "0px" }} /> + </div > + ); + } +}
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