From 6f060a662b3ca2e9b1fb9bbb2db37ea8449b2535 Mon Sep 17 00:00:00 2001
From: Merle Stahl <merle.stahl@studium.uni-hamburg.de>
Date: Fri, 26 Nov 2021 20:09:34 +0100
Subject: [PATCH] drag nodes
---
Output/cn.js | 15 +++++++++++++--
1 file changed, 13 insertions(+), 2 deletions(-)
diff --git a/Output/cn.js b/Output/cn.js
index 539084c..b9a5da2 100644
--- a/Output/cn.js
+++ b/Output/cn.js
@@ -158,10 +158,11 @@ function updateNodes(nodes) {
.attr('dx', function(d) {return xscale(parseFloat(d.year))})
.attr("initial_x", function(d) {return d.dx;})
.attr("initial_y", function(d) {return d.dy;})
- /*.call(d3.drag()
+ .call(d3.drag()
.on("start", dragstarted)
.on("drag", dragged)
- )*/;
+ .on("end", dragended)
+ );
node.append("circle")
.attr("class", "circle")
@@ -303,6 +304,16 @@ function dragged(node) {
node.fy = d3.event.y;
}
+/**
+* ends the dragging and resets the position of the node
+* @param {object} node - data of current node
+*/
+function dragended(node) {
+ if (!d3.event.active) simulation.alphaTarget(.03);
+ node.fx = null;
+ node.fy = null;
+}
+
/**
* resets the positions of the nodes
*/
--
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