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var drawRelativeElement = require('./relative');
var renderText = require('./text');
function drawTempo(renderer, params) {
var x = params.x;
if (params.pitch === undefined)
window.console.error("Tempo Element y-coordinate not set.");
//var tempoGroup;
params.tempo.el_type = "tempo";
// renderer.wrapInAbsElem(params.tempo, "abcjs-tempo", function () {
//renderer.paper.openGroup({klass: renderer.controller.classes.generate("tempo wha")});
// The text is aligned with extra room for descenders but numbers look like they are a little too high, so bump it a little.
var descenderHeight = 2;
var y = renderer.calcY(params.pitch) + 2;
var text;
var size;
if (params.tempo.preString) {
text = renderText(renderer, { x: x, y: y, text: params.tempo.preString, type: 'tempofont', klass: 'abcjs-tempo', anchor: "start", noClass: true, name: "pre" }, true);
size = renderer.controller.getTextSize.calc(params.tempo.preString, 'tempofont', 'tempo', text);
var preWidth = size.width;
var charWidth = preWidth / params.tempo.preString.length; // Just get some average number to increase the spacing.
x += preWidth + charWidth;
}
if (params.note) {
params.note.setX(x);
for (var i = 0; i < params.note.children.length; i++)
drawRelativeElement(renderer, params.note.children[i], x);
x += (params.note.w + 5);
var str = "= " + params.tempo.bpm;
text = renderText(renderer, { x: x, y: y, text: str, type: 'tempofont', klass: 'abcjs-tempo', anchor: "start", noClass: true, name: "beats" });
size = renderer.controller.getTextSize.calc(str, 'tempofont', 'tempo', text);
var postWidth = size.width;
var charWidth2 = postWidth / str.length; // Just get some average number to increase the spacing.
x += postWidth + charWidth2;
}
if (params.tempo.postString) {
renderText(renderer, { x: x, y: y, text: params.tempo.postString, type: 'tempofont', klass: 'abcjs-tempo', anchor: "start", noClass: true, name: "post" }, true);
}
//tempoGroup = renderer.paper.closeGroup();
// });
//return [tempoGroup];
}
module.exports = drawTempo;
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