superset/caravel/assets/javascripts/modules/utils.js

104 lines
3.0 KiB
JavaScript
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

var $ = require('jquery');
var d3 = require('d3');
/*
Utility function that takes a d3 svg:text selection and a max width, and splits the
text's text across multiple tspan lines such that any given line does not exceed max width
If text does not span multiple lines AND adjustedY is passed, will set the text to the passed val
*/
function wrapSvgText(text, width, adjustedY) {
var lineHeight = 1; // ems
text.each(function () {
var text = d3.select(this),
words = text.text().split(/\s+/),
word,
line = [],
lineNumber = 0,
x = text.attr("x"),
y = text.attr("y"),
dy = parseFloat(text.attr("dy")),
tspan = text.text(null)
.append("tspan")
.attr("x", x)
.attr("y", y)
.attr("dy", dy + "em");
var didWrap = false;
for (var i = 0; i < words.length; i++) {
word = words[i];
line.push(word);
tspan.text(line.join(" "));
if (tspan.node().getComputedTextLength() > width) {
line.pop(); // remove word that pushes over the limit
tspan.text(line.join(" "));
line = [word];
tspan = text.append("tspan")
.attr("x", x)
.attr("y", y)
.attr("dy", ++lineNumber * lineHeight + dy + "em")
.text(word);
didWrap = true;
}
}
if (!didWrap && typeof adjustedY !== "undefined") {
tspan.attr("y", adjustedY);
}
});
}
/**
* Sets the body and title content of a modal, and shows it. Assumes HTML for modal exists and that
* it handles closing (i.e., works with bootstrap)
*
* @param {object} options object of the form
* {
* title: {string},
* body: {string},
* modalSelector: {string, default: '.misc-modal' },
* titleSelector: {string, default: '.misc-modal .modal-title' },
* bodySelector: {string, default: '.misc-modal .modal-body' },
* }
*/
function showModal(options) {
options.modalSelector = options.modalSelector || ".misc-modal";
options.titleSelector = options.titleSelector || ".misc-modal .modal-title";
options.bodySelector = options.bodySelector || ".misc-modal .modal-body";
$(options.titleSelector).html(options.title || "");
$(options.bodySelector).html(options.body || "");
$(options.modalSelector).modal("show");
}
var showApiMessage = function (resp) {
var template = '<div class="alert"> ' +
'<button type="button" class="close" ' +
'data-dismiss="alert">×</button> </div>';
var severity = resp.severity || 'info';
$(template)
.addClass('alert-' + severity)
.append(resp.message)
.appendTo($('#alert-container'));
};
var toggleCheckbox = function (apiUrlPrefix, selector) {
var apiUrl = apiUrlPrefix + $(selector)[0].checked;
$.get(apiUrl).fail(function (xhr, textStatus, errorThrown) {
var resp = xhr.responseJSON;
if (resp && resp.message) {
showApiMessage(resp);
}
});
};
module.exports = {
wrapSvgText: wrapSvgText,
showModal: showModal,
toggleCheckbox: toggleCheckbox
};