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import ReactEcharts from "echarts-for-react";
import * as R from "ramda";
import echarts from "echarts";
import { Anchor, Props, Shape, ShapeType } from "./types";
import { chartInitData, getPoint, getSides, getArrow } from "./utils";
import { reducer } from "./common";
const SYMBOL_SIZE = 12;
const markBoard: React.FC<Props> = ({ onChange, onReady, selected, showGrid = false, value, lineWidth = 2 }: Props) => {
const [data, dispatch] = useReducer(reducer, { selected: 0, shapeList: value });
useEffect(() => {
R.equals(data.shapeList, value) || dispatch({ type: "LOAD", newShapeList: value });
}, [value]);
useEffect(() => {
dispatch({ type: "CHANGE_SELECTED", shapeOrdinal: selected });
}, [selected]);
chartInitData.xAxis.splitLine.show = showGrid;
chartInitData.yAxis.splitLine.show = showGrid;
const [myChart, setMayChart] = useState<any | null>(null);
useEffect(() => {
if (myChart) {
const winRatio = myChart._dom.clientWidth / myChart._dom.clientHeight;
const { shapeList, selected } = data;
const selectedShape = shapeList[selected];
myChart.setOption({
...chartInitData,
series: shapeList.map(
(item: Shape, index: number) => {
const coordsMapSpacing = coords => {
return coords?.map(i=>{
return i.map(v=>{
let value = v > 1 ? 1 : v;
value = value < 0 ? 0 : value;
return value;
});
});
};
const getMarkLineData = (): object => {
const coords = item.anchors[0] ? getSides(item.anchors as [Anchor, Anchor], winRatio) : null;
const spacingCoords = coordsMapSpacing(coords);
return coords ? [
[{
coord: spacingCoords[0]
},
{
coord: spacingCoords[1]
}]
] : null;
};
const [[startX, startY], [endX, endY]] = item.anchors[0] && item.anchors[1]? item.anchors : [[0,0],[0,0]];
const getMarkPointData = (): object => {
const coord = item.anchors[0] ? getArrow(item.anchors as [Anchor, Anchor]) : null;
return coord ? [{coord}]: null;
};
return {
type: "line",
symbolSize: index === selected ? SYMBOL_SIZE : 0,
data: coordsMapSpacing(item.anchors),
lineStyle: {
color: item.color,
width: lineWidth,
},
itemStyle: {
color: item.color,
},
markPoint: item.type === "arrow" && {
silent: true,
symbol: "triangle",
symbolSize: R.max(18, lineWidth * 3.6),
symbolRotate: (endX-startX) > 0 ? Math.atan((-endY+startY)/(endX-startX)/winRatio)*180/Math.PI-90 : Math.atan((endY-startY)/(-endX+startX)/winRatio)*180/Math.PI+90,
data: getMarkPointData(),
animation: false
},
markLine: (item.type === "sides" || item.type === "sides_polygon") && {
silent: true,
symbol: ["circle", "triangle"],
symbolSize: R.max(18, lineWidth * 3.6),
lineStyle: {
type: "solid",
width: lineWidth,
clip: false,
},
data: getMarkLineData(),
animation: false,
},
clip: false,
};
}),
graphic: selectedShape ? selectedShape.anchors.map(
(item: Anchor, dataIndex: number) => {
return {
type: "circle",
position: myChart.convertToPixel("grid", [item[0], item[1]]),
shape: { cx: 0, cy: 0, r: SYMBOL_SIZE },
invisible: true,
draggable: true,
ondrag: echarts["util"].curry(function (this: any, dataIndex: number) {
const location = myChart.convertFromPixel("grid", this.position);
dispatch({
type: "MOVE_ANCHOR",
location: [location[0], location[1]],
anchorOrdinal: dataIndex
});
}, dataIndex),
z: 100
};
}) : null
}, true);
onChange && onChange(data);
}
}, [data]);
const createShape = (opt: {
shapeType: ShapeType;
color?: string;
data?: any;
}): void => {
dispatch({ type: "CREATE_SHAPE", shapeType: opt.shapeType, color: opt.color, data: opt.data });
};
const deleteShape = (shapeOrdinal: number): void => {
dispatch({ type: "DELETE_SHAPE", shapeOrdinal });
};
useEffect(() => {
if (myChart) {
dispatch({ type: "LOAD", newShapeList: value, shapeOrdinal: selected });
onReady && onReady({ createShape, deleteShape });
}
}, [myChart]);
const editAnchor = R.curry((mode: string, location: Anchor) => {
dispatch({ type: mode, location });
});
return <div style={{ height: "100%", width: "100%" }}
onClick={R.compose(editAnchor("PUSH_ANCHOR"), getPoint)}
onMouseMove={R.compose(editAnchor("MOVE_LAST_ANCHOR"), getPoint)}
onDoubleClick={R.compose(editAnchor("OVER"), getPoint)}
data-testid='MarkBoard'
>
<ReactEcharts
onChartReady={setMayChart}
option={chartInitData}
style={{ height: "100%", width: "100%" }}
/>
</div>;
};
export default markBoard; |