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[Scrolling] Add JSDoc, clean up

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Clean up scripts for Scrolling List view and add
some JSDoc. WTD-534.
This commit is contained in:
Victor Woeltjen
2014-12-02 15:21:26 -08:00
parent d304cc4343
commit e711073cb5
4 changed files with 74 additions and 13 deletions
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30
platform/features/scrolling/src/ScrollingListController.js
View File

@ -11,7 +11,8 @@ define(
var ROW_COUNT = 18;
/**
*
* The ScrollingListController is responsible for populating
* the contents of the scrolling list view.
* @constructor
*/
function ScrollingListController($scope) {
@ -85,18 +86,25 @@ define(
// in the data set on the next iteration
used[candidate.objectIndex] = used[candidate.objectIndex] + 1;
} else {
break; // Ran out of candidates; not enough data points available
// Ran out of candidates; not enough data points
// available to fill all rows.
break;
}
}
return latest;
}
// Get a set of populated, ready-to-display rows for the
// latest data values.
function getRows(telemetry) {
var datas = telemetry.getResponse(),
objects = telemetry.getTelemetryObjects(),
values = getLatestDataValues(datas);
// Each value will become a row, which will contain
// some value in each column (rendering by the
// column object itself)
return values.map(function (value) {
return columns.map(function (column) {
return column.getValue(
@ -108,17 +116,22 @@ define(
});
}
// Update the contents
function updateRows() {
var telemetry = $scope.telemetry;
$scope.rows = telemetry ? getRows(telemetry) : [];
}
function setupColumns() {
var telemetry = $scope.telemetry,
domainKeys = {},
// Set up columns based on telemetry metadata. This will
// include one column for each domain and range type, as
// well as a column for the domain object name.
function setupColumns(telemetry) {
var domainKeys = {},
rangeKeys = {},
metadata;
// Add a domain to the set of columns, if a domain
// with the same key has not yet been inclued.
function addDomain(domain) {
var key = domain.key;
if (key && !domainKeys[key]) {
@ -126,6 +139,8 @@ define(
}
}
// Add a range to the set of columns, if a range
// with the same key has not yet been inclued.
function addRange(range) {
var key = range.key;
if (key && !rangeKeys[key]) {
@ -133,6 +148,8 @@ define(
}
}
// We cannot proceed if the telemetry controller
// is not available; clear all rows/columns.
if (!telemetry) {
columns = [];
$scope.rows = [];
@ -158,10 +175,13 @@ define(
columns.push(new RangeColumn({ name: "Value" }));
}
// We have all columns now, so populate the headers
// for these columns in the scope.
$scope.headers = columns.map(function (column) {
return column.getTitle();
});
// Fill in the contents of the rows.
updateRows();
}