feat(edges): add arrow head options

src/components/Edges/StraightEdge.tsx

@@ -1,15 +1,29 @@
 import React, { memo } from 'react';
 
 import EdgeText from './EdgeText';
+import { getMarkerEnd } from './utils';
 import { EdgeProps } from '../../types';
 
 export default memo(
-  ({ sourceX, sourceY, targetX, targetY, label, labelStyle, labelShowBg, labelBgStyle, style }: EdgeProps) => {
+  ({
+    sourceX,
+    sourceY,
+    targetX,
+    targetY,
+    label,
+    labelStyle,
+    labelShowBg,
+    labelBgStyle,
+    style,
+    arrowHeadType,
+    markerEndId,
+  }: EdgeProps) => {
     const yOffset = Math.abs(targetY - sourceY) / 2;
     const centerY = targetY < sourceY ? targetY + yOffset : targetY - yOffset;
 
     const xOffset = Math.abs(targetX - sourceX) / 2;
     const centerX = targetX < sourceX ? targetX + xOffset : targetX - xOffset;
+    const markerEnd = getMarkerEnd(arrowHeadType, markerEndId);
 
     const text = label ? (
       <EdgeText
@@ -24,7 +38,12 @@ export default memo(
 
     return (
       <>
-        <path style={style} className="react-flow__edge-path" d={`M ${sourceX},${sourceY}L ${targetX},${targetY}`} />
+        <path
+          style={style}
+          className="react-flow__edge-path"
+          d={`M ${sourceX},${sourceY}L ${targetX},${targetY}`}
+          markerEnd={markerEnd}
+        />
         {text}
       </>
     );