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import React = require("react");
import { observable, action } from "mobx";
import { observer } from "mobx-react";
import { IconProp, library } from '@fortawesome/fontawesome-svg-core';
import { faAngleRight } from '@fortawesome/free-solid-svg-icons';
import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
import { UndoManager } from "../../util/UndoManager";
library.add(faAngleRight);
export interface RadialMenuProps {
description: string;
event: (stuff?: any) => void;
undoable?: boolean;
icon: IconProp;
closeMenu?: () => void;
min?: number;
max?: number;
selected: number;
}
@observer
export class RadialMenuItem extends React.Component<RadialMenuProps> {
componentDidMount = () => {
this.setcircle();
}
componentDidUpdate = () => {
this.setcircle();
}
handleEvent = async (e: React.PointerEvent) => {
this.props.closeMenu && this.props.closeMenu();
let batch: UndoManager.Batch | undefined;
if (this.props.undoable !== false) {
batch = UndoManager.StartBatch(`Context menu event: ${this.props.description}`);
}
await this.props.event({ x: e.clientX, y: e.clientY });
batch && batch.end();
}
setcircle() {
let circlemin = 0;
let circlemax = 1
this.props.min ? circlemin = this.props.min : null;
this.props.max ? circlemax = this.props.max : null;
if (document.getElementById("myCanvas") !== null) {
var c: any = document.getElementById("myCanvas");
let color = "white"
switch (circlemin % 3) {
case 1:
color = "#c2c2c5";
break;
case 0:
color = "#f1efeb";
break;
case 2:
color = "lightgray";
break;
}
if (circlemax % 3 === 1 && circlemin === circlemax - 1) {
color = "#c2c2c5";
}
if (this.props.selected === this.props.min) {
color = "#808080";
}
if (c.getContext) {
var ctx = c.getContext("2d");
ctx.beginPath();
ctx.arc(150, 150, 150, (circlemin / circlemax) * 2 * Math.PI, ((circlemin + 1) / circlemax) * 2 * Math.PI);
ctx.arc(150, 150, 50, ((circlemin + 1) / circlemax) * 2 * Math.PI, (circlemin / circlemax) * 2 * Math.PI, true);
ctx.fillStyle = color;
ctx.fill()
}
}
}
calculatorx() {
let circlemin = 0;
let circlemax = 1
this.props.min ? circlemin = this.props.min : null;
this.props.max ? circlemax = this.props.max : null;
let avg = ((circlemin / circlemax) + ((circlemin + 1) / circlemax)) / 2;
let degrees = 360 * avg;
let x = 100 * Math.cos(degrees * Math.PI / 180);
let y = -125 * Math.sin(degrees * Math.PI / 180);
return x;
}
calculatory() {
let circlemin = 0;
let circlemax = 1
this.props.min ? circlemin = this.props.min : null;
this.props.max ? circlemax = this.props.max : null;
let avg = ((circlemin / circlemax) + ((circlemin + 1) / circlemax)) / 2;
let degrees = 360 * avg;
let x = 125 * Math.cos(degrees * Math.PI / 180);
let y = -100 * Math.sin(degrees * Math.PI / 180);
return y;
}
render() {
return (
<div className={"radialMenu-item" + (this.props.selected ? " radialMenu-itemSelected" : "")} onPointerUp={this.handleEvent}>
<canvas id="myCanvas" height="300" width="300"> Your browser does not support the HTML5 canvas tag.</canvas>
<FontAwesomeIcon icon={this.props.icon} size="3x" style={{ position: "absolute", left: this.calculatorx() + 150 - 19, top: this.calculatory() + 150 - 19 }} />
</div>
);
}
}
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