diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/views/nodes/Annotation.tsx | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/src/views/nodes/Annotation.tsx b/src/views/nodes/Annotation.tsx new file mode 100644 index 000000000..6929aea76 --- /dev/null +++ b/src/views/nodes/Annotation.tsx @@ -0,0 +1,93 @@ +import "./ImageBox.scss"; +import React = require("react") +import { observer } from "mobx-react" +import { observable, action } from 'mobx'; +import 'react-pdf/dist/Page/AnnotationLayer.css' + +interface IProps{ + Span: HTMLSpanElement; + X: number; + Y: number; + +} + +/** + * Annotation class is used to take notes on a particular highlight. You can also change highlighted span's color + * Improvements to be made: Removing the annotation when onRemove is called. (Removing this, not just the highlighted span). + * Also need to support multiline highlighting + * + * Written by: Andrew Kim + */ +@observer +export class Annotation extends React.Component<IProps> { + + /** + * changes color of the span (highlighted section) + */ + onColorChange = (e:React.PointerEvent) => { + if (e.currentTarget.innerHTML == "r"){ + this.props.Span.style.backgroundColor = "rgba(255,0,0, 0.3)" + } else if (e.currentTarget.innerHTML == "b"){ + this.props.Span.style.backgroundColor = "rgba(0,255, 255, 0.3)" + } else if (e.currentTarget.innerHTML == "y"){ + this.props.Span.style.backgroundColor = "rgba(255,255,0, 0.3)" + } else if (e.currentTarget.innerHTML == "g"){ + this.props.Span.style.backgroundColor = "rgba(76, 175, 80, 0.3)" + } + + } + + /** + * removes the highlighted span. Supposed to remove Annotation too, but I don't know how to unmount this + */ + @action + onRemove = (e:any) => { + + if(this.props.Span.parentElement){ + let nodesArray = this.props.Span.parentElement.childNodes; + nodesArray.forEach((e) => { + if (e == this.props.Span){ + if (this.props.Span.parentElement){ + e.remove(); + + } + } + }) + } + } + + render() { + return ( + <div + style = {{ + position: "absolute", + top: "20px", + left: "0px", + zIndex: 1, + transform: `translate(${this.props.X}px, ${this.props.Y}px)`, + + }}> + <div style = {{width:"200px", height:"50px"}}> + <button + style = {{borderRadius: "25px", width:"25%", height:"100%"}} + onClick = {this.onRemove} + >x</button> + <div style = {{width:"75%", height: "100%" , display:"inline-block"}}> + <button onPointerDown = {this.onColorChange} style = {{backgroundColor:"red", borderRadius:"50%", color: "transparent"}}>r</button> + <button onPointerDown = {this.onColorChange} style = {{backgroundColor:"blue", borderRadius:"50%", color: "transparent"}}>b</button> + <button onPointerDown = {this.onColorChange} style = {{backgroundColor:"yellow", borderRadius:"50%", color:"transparent"}}>y</button> + <button onPointerDown = {this.onColorChange} style = {{backgroundColor:"green", borderRadius:"50%", color:"transparent"}}>g</button> + </div> + + </div> + <div style = {{width:"200px", height:"200"}}> + <textarea style = {{width: "100%", height: "100%"}} + defaultValue = "Enter Text Here..." + + ></textarea> + </div> + </div> + + ); + } +}
\ No newline at end of file |