diff options
| author | Stanley Yip <stanley_yip@brown.edu> | 2020-01-13 17:14:50 -0500 |
|---|---|---|
| committer | Stanley Yip <stanley_yip@brown.edu> | 2020-01-13 17:14:50 -0500 |
| commit | 4daad3765bd3c5693b9aff2ce53ca8b81804d000 (patch) | |
| tree | e04cda5b63598aa5eb22bd802148e11e375be786 /src/client/views/nodes/RadialMenu.tsx | |
| parent | 32ff2b6e39dfd943c784c3cb6afa8806ad3d11b9 (diff) | |
some fixes
Diffstat (limited to 'src/client/views/nodes/RadialMenu.tsx')
| -rw-r--r-- | src/client/views/nodes/RadialMenu.tsx | 132 |
1 files changed, 53 insertions, 79 deletions
diff --git a/src/client/views/nodes/RadialMenu.tsx b/src/client/views/nodes/RadialMenu.tsx index d8750a192..74c5f53bd 100644 --- a/src/client/views/nodes/RadialMenu.tsx +++ b/src/client/views/nodes/RadialMenu.tsx @@ -1,13 +1,11 @@ import React = require("react"); import { observer } from "mobx-react"; import { action, observable, computed, IReactionDisposer, reaction, runInAction } from "mobx"; -import { RadialMenuItem, RadialMenuProps, OriginalMenuProps } from "./RadialMenuItem"; +import { RadialMenuItem, RadialMenuProps } from "./RadialMenuItem"; import { FontAwesomeIcon } from "@fortawesome/react-fontawesome"; import Measure from "react-measure"; import "./RadialMenu.scss"; - - @observer export class RadialMenu extends React.Component { static Instance: RadialMenu; @@ -30,36 +28,36 @@ export class RadialMenu extends React.Component { onPointerDown = (e: PointerEvent) => { this._mouseDown = true; this._mouseX = e.clientX; - this._mouseY = e.clientY; + this._mouseY = e.clientY; document.addEventListener("pointermove", this.onPointerMove); } - @observable - private _closest:number=-1; + @observable + private _closest: number = -1; @action onPointerMove = (e: PointerEvent) => { const curX = e.clientX; const curY = e.clientY; - const deltX = this._mouseX-curX - const deltY = this._mouseY-curY - const scale = Math.hypot(deltY,deltX) + const deltX = this._mouseX - curX; + const deltY = this._mouseY - curY; + const scale = Math.hypot(deltY, deltX); - if (scale <150 && scale > 50){ - const rad = Math.atan2(deltY,deltX)+Math.PI; - let closest =0; + if (scale < 150 && scale > 50) { + const rad = Math.atan2(deltY, deltX) + Math.PI; + let closest = 0; let closestval = 999999999; - for (let x =0; x<this._items.length; x++){ - let curmin= (x/this._items.length)*2*Math.PI; - if (rad-curmin<closestval && rad-curmin>0){ - closestval=rad-curmin - closest=x; + for (let x = 0; x < this._items.length; x++) { + const curmin = (x / this._items.length) * 2 * Math.PI; + if (rad - curmin < closestval && rad - curmin > 0) { + closestval = rad - curmin; + closest = x; } } - this._closest=closest; + this._closest = closest; } - else{ - this._closest=-1; + else { + this._closest = -1; } } @action @@ -72,8 +70,8 @@ export class RadialMenu extends React.Component { } this._shouldDisplay && (this._display = true); document.removeEventListener("pointermove", this.onPointerMove); - if (this._closest!==-1){ - this._items[this._closest].event(); + if (this._closest !== -1) { + this._items[this._closest]?.event(); } } componentWillUnmount() { @@ -94,7 +92,7 @@ export class RadialMenu extends React.Component { ); } - componentDidUpdate = () =>{ + componentDidUpdate = () => { this.previewcircle(); } @@ -112,23 +110,14 @@ export class RadialMenu extends React.Component { return this._items; } - findByDescription = (target: string, toLowerCase = false) => { - return this._items.find(menuItem => { - let reference = menuItem.description; - toLowerCase && (reference = reference.toLowerCase()); - return reference === target; - }); - } - - @action addItem(item: RadialMenuProps) { if (this._items.indexOf(item) === -1) { this._items.push(item); } } - - @observable + + @observable private _items: Array<RadialMenuProps> = []; @action @@ -166,7 +155,7 @@ export class RadialMenu extends React.Component { } @computed get menuItems() { - return this._items.map((item,index) => <RadialMenuItem {...item} key={item.description} closeMenu={this.closeMenu} max={this._items.length} min={index} selected={this._closest} />); + return this._items.map((item, index) => <RadialMenuItem {...item} key={item.description} closeMenu={this.closeMenu} max={this._items.length} min={index} selected={this._closest} />); } @action @@ -188,60 +177,45 @@ export class RadialMenu extends React.Component { } - previewcircle(){ - if (document.getElementById("newCanvas")!==null){ - var c : any= document.getElementById("newCanvas"); - if (c.getContext){ - var ctx = c.getContext("2d"); - ctx.beginPath(); - ctx.arc(150, 150, 50, 0, 2 * Math.PI); - ctx.fillStyle="white"; - ctx.fill() - ctx.font = "12px Arial"; - ctx.fillStyle = "black"; - ctx.textAlign = "center"; - let description =""; - if (this._closest!==-1){ - description = this._items[this._closest].description; - } - if (description.length>15){ - description= description.slice(0,12); - description += "..."; - } - ctx.fillText(description, 150, 150, 90); + previewcircle() { + if (document.getElementById("newCanvas") !== null) { + const c: any = document.getElementById("newCanvas"); + if (c.getContext) { + const ctx = c.getContext("2d"); + ctx.beginPath(); + ctx.arc(150, 150, 50, 0, 2 * Math.PI); + ctx.fillStyle = "white"; + ctx.fill(); + ctx.font = "12px Arial"; + ctx.fillStyle = "black"; + ctx.textAlign = "center"; + let description = ""; + if (this._closest !== -1) { + description = this._items[this._closest].description; + } + if (description.length > 15) { + description = description.slice(0, 12); + description += "..."; + } + ctx.fillText(description, 150, 150, 90); + } } } - } - + render() { if (!this._display) { return null; } - const style = this._yRelativeToTop ? { left: this._mouseX-150, top: this._mouseY-150 } : - { left: this._mouseX-150, top: this._mouseY-150 }; + const style = this._yRelativeToTop ? { left: this._mouseX - 150, top: this._mouseY - 150 } : + { left: this._mouseX - 150, top: this._mouseY - 150 }; - const contents = ( - <> - {this.menuItems} - </> - ); - // return ( - // <Measure offset onResize={action((r: any) => { this._width = r.offset.width; this._height = r.offset.height; })}> - // {({ measureRef }) => ( - // <div className="radialMenu-cont" style={style} ref={measureRef}> - // {contents} - // </div> - // ) - // } - // </Measure> - // ); return ( - <div className="radialMenu-cont" style={style}> - <canvas id="newCanvas" style={{position:"absolute"}}height="300" width="300"> Your browser does not support the HTML5 canvas tag.</canvas> - {contents} - </div> + <div className="radialMenu-cont" style={style}> + <canvas id="newCanvas" style={{ position: "absolute" }} height="300" width="300"> Your browser does not support the HTML5 canvas tag.</canvas> + {this.menuItems} + </div> ); } |
