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import { observer } from "mobx-react";
import { observable } from "mobx";
import { InkingControl } from "./InkingControl";
import { InkTool } from "../../fields/InkField";
import React = require("react");
interface StrokeProps {
id: string;
line: Array<{ x: number, y: number }>;
color: string;
width: string;
tool: InkTool;
deleteCallback: (index: string) => void;
}
@observer
export class InkingStroke extends React.Component<StrokeProps> {
@observable private _strokeTool: InkTool = this.props.tool;
@observable private _strokeColor: string = this.props.color;
@observable private _strokeWidth: string = this.props.width;
private _canvasColor: string = "#cdcdcd";
deleteStroke = (e: React.MouseEvent): void => {
if (InkingControl.Instance.selectedTool === InkTool.Eraser && e.buttons === 1) {
this.props.deleteCallback(this.props.id);
}
}
parseData = (line: Array<{ x: number, y: number }>): string => {
if (line.length === 0) {
return "";
}
const pathData = "M " +
line.map(p => {
return p.x + " " + p.y;
}).join(" L ");
return pathData;
}
createStyle() {
switch (this._strokeTool) {
// add more tool styles here
default:
return {
fill: "none",
stroke: this._strokeColor,
strokeWidth: this._strokeWidth + "px",
}
}
}
render() {
let pathStyle = this.createStyle();
let pathData = this.parseData(this.props.line);
return (
<path className={(this._strokeTool === InkTool.Highlighter) ? "highlight" : ""}
d={pathData} style={pathStyle} strokeLinejoin="round" strokeLinecap="round"
onMouseOver={this.deleteStroke} onMouseDown={this.deleteStroke} />
)
}
}
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