{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "import ipycytoscape"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "import json\n",
    "with open(\"geneData.json\") as fi:\n",
    "    json_file = json.load(fi)\n",
    "with open(\"geneStyle.json\") as fi:\n",
    "    s = json.load(fi)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "cytoscapeobj = ipycytoscape.CytoscapeWidget()\n",
    "cytoscapeobj.graph.add_graph_from_json(json_file)\n",
    "cytoscapeobj.set_style(s)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Setting the tooltip text\n",
    "\n",
    "You can control what shows up in the tooltip when you click on a node with the `tooltip_source` attribute. By default the widget will look for `data['tooltip']` and if that exists use it as the text for the tooltip. Using the `set_tooltip_source` function you can choose to use other attributes, here we use `'name'` "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "cytoscapeobj.set_tooltip_source('name')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "cytoscapeobj.set_layout(name = 'cola',\n",
    "                      nodeSpacing = 5,\n",
    "                      edgeLengthVal = 45,\n",
    "                      animate = True,\n",
    "                      randomize = False,\n",
    "                      maxSimulationTime = 1500)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "cytoscapeobj"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# edits graph directly \n",
    "\n",
    "cytoscapeobj.set_layout(nodeSpacing=100)\n",
    "cytoscapeobj.get_layout()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# connects a slider to the nodeSpacing of the graph\n",
    "\n",
    "import ipywidgets as widgets\n",
    "\n",
    "node_range = widgets.IntSlider()\n",
    "output = widgets.Output()\n",
    "display(node_range, output)\n",
    "\n",
    "def on_value_change(change):\n",
    "    with output:\n",
    "        cytoscapeobj.set_layout(nodeSpacing = node_range.value)\n",
    "        cytoscapeobj.get_layout()\n",
    "\n",
    "node_range.observe(on_value_change)\n"
   ]
  }
 ],
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