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Just managed to poll data from server to client :)

master
Pete Shadbolt 7 years ago
parent
123917d641
commit
b9b32b3c0a
5 changed files with 31 additions and 43 deletions
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  1. +1
    -1
      static/scripts/graph.js
  2. +23
    -0
      static/scripts/poller.js
  3. +0
    -36
      static/scripts/websocket.js
  4. +3
    -3
      templates/index.html
  5. +4
    -3
      test.py

+ 1
- 1
static/scripts/graph.js View File

@@ -3,7 +3,7 @@ graph.colors = ["red", "green"];

graph.prepare = function() {
materials.prepare();
websocket.connect(graph.update);
//poller.connect(graph.update);
};

graph.center = function() {


+ 23
- 0
static/scripts/poller.js View File

@@ -0,0 +1,23 @@
function poll() {
var xmlhttp = new XMLHttpRequest();
xmlhttp.onreadystatechange = function() {
if (xmlhttp.readyState == XMLHttpRequest.DONE) {
if (xmlhttp.status == 200) {
update(xmlhttp.responseText);
}
}
};

// Send the request
xmlhttp.open("GET", "/graph", true);
xmlhttp.send();
};


function update(s) {
json = JSON.parse(s);
graph.update(json);
}

// Launch the polling loop
setInterval(poll, 1000);

+ 0
- 36
static/scripts/websocket.js View File

@@ -1,36 +0,0 @@
var websocket = {};
websocket.update = undefined;

websocket.connect = function(update) {
websocket.ws = new WebSocket("ws://localhost:5000");
if (update){
websocket.update = update;
}
websocket.ws.onopen = function(evt) {
gui.serverMessage("Connected to server.");
};

websocket.ws.onerror = function(err) {
gui.serverMessage("Could not connect to server.");
};

websocket.ws.onmessage = function(evt) {
json = JSON.parse(evt.data);
for (var i in json.node) {
var pos = json.node[i].position;
json.node[i].position = new THREE.Vector3(pos.x, pos.y, pos.z);
if (json.node[i].vop === undefined){
json.node[i].vop = 0;
}
}
websocket.update(json);
};

websocket.ws.onclose = function(evt) {
gui.serverMessage("No connection to server. <a href='#' onclick='javascript:websocket.connect()'>Reconnect</a>.", true);
};
};

websocket.edit = function (data) {
websocket.ws.send("edit:"+JSON.stringify(data));
};

+ 3
- 3
templates/index.html View File

@@ -14,13 +14,13 @@
<script src="{{ url_for("static", filename="scripts/graph.js") }}"></script>
<script src="{{ url_for("static", filename="scripts/gui.js") }}"></script>
<script src="{{ url_for("static", filename="scripts/editor.js") }}"></script>
<script src="{{ url_for("static", filename="scripts/websocket.js") }}"></script>
<script src="{{ url_for("static", filename="scripts/poller.js") }}"></script>
<script src="{{ url_for("static", filename="scripts/main.js") }}"></script>
</head>

<body>
<img id=ball src="img/ball.png" style=display:none;>
<img id=tip src="img/tip.png" style=display:none;>
<img id=ball src="{{url_for("static", filename="img/ball.png") }}" style=display:none;>
<img id=tip src="{{url_for("static", filename="img/tip.png") }}" style=display:none;>
<div id=node_info class=hidden> nothing </div>
<div id=server_info class=hidden> </div>



+ 4
- 3
test.py View File

@@ -6,14 +6,15 @@ import json
import abp

def test_graph():
N = 1000
g = abp.GraphState(range(N), vop="hadamard")
N = 100
g = abp.NXGraphState(range(N), vop="hadamard")
for i in range(N-1):
g.act_cz(i, i+1)
g.layout()
return g

if __name__ == '__main__':
data = json.dumps(test_graph().to_json())
data = json.dumps(test_graph().to_json(stringify=False))
r = requests.post("http://localhost:5000/graph", data=data)
print r.status_code, r.content


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