Rectangle.ofElement = function (element, boxModel) {
var size = getLayout(element);
if (boxModel) {
size = size[boxModel];
}
var offset = $(element).offset() || { top: $(element).scrollTop(), left: $(element).scrollLeft() };
return new Rectangle(offset.left, offset.top, size.width, size.height);
};
var truncate = function (fragment, options) {
options = merge({
ellipsis: '…',
block: fragment,
lineBreak: 'normal'
}, options);
var layout = getLayout(options.block);
var width = layout.content.width;
var metrics = getWordMetrics(fragment.innerHTML, merge({ width: width, template: fragment }, options));
var lines = metrics.lines;
// Compute the size of the ellipsis
var ellipsisWidth = measureText(options.ellipsis, { template: fragment, escape: false }).width;
var blockHTML = options.block.innerHTML;
var fragmentHTML = fragment.outerHTML;
blockHTML = blockHTML.slice(blockHTML.indexOf(fragmentHTML) + fragmentHTML.length);
var blockWidth = 0;
if (blockHTML) {
var blockLines = getWordMetrics(blockHTML, merge({ width: layout.width, template: options.block }, options));
var firstLine = blockLines.lines[0];
var lastBlockToken = firstLine[firstLine.length - 1];
blockWidth = lastBlockToken.width + lastBlockToken.left;
}
if (lines.length >= options.lines) {
var noTokens = 0;
var line;
for (var i = 0, len = options.lines; i < len; i++) {
line = lines[i];
noTokens += line.length;
}
var tokens = metrics.words.slice(0, noTokens);
var lastToken = line[line.length - 1];
// Check to see if a full fragment needs to be truncated
if (lastToken.left + lastToken.width + blockWidth <= width && options.lines === lines.length) {
return;
}
while (lastToken.left + lastToken.width + ellipsisWidth + blockWidth > width) {
tokens.pop();
line.pop();
lastToken = line[line.length - 1];
if (lastToken == null) {
break;
}
}
fragment.innerHTML = trim(tokens.join('')) + options.ellipsis;
}
};
andThen(function () {
var popup = find("#alphabet + .popup-menu");
var list = popup.find(".select-menu_list");
var maxScrollTop = getLayout(list[0]).padding.height - getLayout(popup[0]).height;
equal(list.scrollTop(), maxScrollTop);
});