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PyData Hyperconvergence Tutorial: Graph Gadget HTML
/*global window, rJS, console, RSVP, Dygraph */
/*jslint indent: 2, maxerr: 3 */
(function (rJS) {
"use strict";
var ARRAY_VALUE_LENGTH = 8,
OPTION_DICT = {
start_date: 0,
time_factor: 1000,
resolution: 1,
xlabel: 'x',
ylabel: 'y',
key_list: ["Channel 1", "Date"],
label_list: ["Date", "Channel 1"],
series_dict: {
"Channel 1": {
axis : "y",
color: "#00884B",
pointSize: 1,
visible : true,
connectSeparatedPoints: true
}
},
axis_dict: {
y: {
position : "left",
axisLabelColor: "grey",
axisLabelWidth : 40,
pixelsPerLabel : 30
},
x: {
drawAxis : true,
axisLabelWidth : 60,
axisLabelColor: "grey",
pixelsPerLabel : 30
}
},
connectSeparatedPoints: true
};
function generateInitialGraphData(label_list) {
var i,
data = [[]];
for (i = 0; i < label_list.length; i += 1) {
data[0].push(0);
}
return data;
}
function convertDateColToDate(gadget, array) {
var label_list = gadget.property_dict.option_dict.label_list,
time_factor = gadget.property_dict.option_dict.time_factor,
time_offset = gadget.property_dict.option_dict.time_offset || 0,
i,
k;
for (k = 0; k < label_list.length; k += 1) {
if (label_list[k] === "Date") {
for (i = 0; i < array.length; i += 1) {
array[i] = [i, array[i]];
}
}
}
return array;
}
rJS(window)
.ready(function (gadget) {
gadget.property_dict = {};
return gadget.getElement()
.push(function (element) {
gadget.property_dict.element = element;
gadget.property_dict.option_dict = OPTION_DICT;
});
})
.declareAcquiredMethod("jio_getAttachment", "jio_getAttachment")
// render gadget
.declareMethod('render', function () {
var gadget = this,
interaction_model = Dygraph.Interaction.defaultModel,
option_dict = {},
url;
url = "http://softinst67202.host.slapos.org/erp5/web_site_module/pydata_runner/hateoas/data_array_module/27";
return new RSVP.Queue()
.push(function () {
return gadget.jio_getAttachment("erp5", url, {
start : 0,
format : "array_buffer"
});
})
.push(function (buffer) {
var array_length,
length,
array,
array_width = 1;
array_length = Math.floor(
buffer.byteLength / array_width / ARRAY_VALUE_LENGTH
);
length = buffer.byteLength - (buffer.byteLength % ARRAY_VALUE_LENGTH);
if (length === buffer.byteLength) {
array = new Float64Array(buffer);
} else {
array = new Float64Array(buffer, 0, length);
}
return nj.ndarray(array, [array_length, array_width]);
})
.push(function (result) {
var i,
data = [],
ndarray = result,
label_list = gadget.property_dict.option_dict.label_list,
key_list = gadget.property_dict.option_dict.key_list;
for (i = 1; i < label_list.length; i += 1) {
data = data.concat(
nj.unpack(
ndarray.pick(
null,
key_list.indexOf(label_list[i])
)
)
);
}
data = convertDateColToDate(gadget, data);
gadget.property_dict.data = data;
return gadget
});
})
.declareService(function () {
var gadget = this;
return gadget.property_dict.graph = new Dygraph(
gadget.property_dict.element,
gadget.property_dict.data,
gadget.property_dict.option_dict
);
});
}(rJS));
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