satie
Version:
A sheet music renderer for the web
76 lines (75 loc) • 3.67 kB
JavaScript
/**
* This file is part of Satie music engraver <https://github.com/jnetterf/satie>.
* Copyright (C) Joshua Netterfield <joshua.ca> 2015 - present.
*
* Satie is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* Satie is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Satie. If not, see <http://www.gnu.org/licenses/>.
*/
;
var webcola_1 = require("webcola");
var lodash_1 = require("lodash");
function colaRemoveOverlapsSomeFixed(rs) {
// Prefer y
var vs = rs.map(function (r) {
return new webcola_1.vpsc.Variable(r.cy(), r.mxmlBox.fixed ? Number.POSITIVE_INFINITY : 1);
});
var cs = webcola_1.vpsc.generateYConstraints(rs, vs);
var solver = new webcola_1.vpsc.Solver(vs, cs);
solver.solve();
vs.forEach(function (v, i) { return rs[i].setYCentre(v.position()); });
// Move x if needed
vs = rs.map(function (r) { return new webcola_1.vpsc.Variable(r.cx(), r.mxmlBox.fixed ? Number.POSITIVE_INFINITY : 1); });
cs = webcola_1.vpsc.generateXConstraints(rs, vs);
solver = new webcola_1.vpsc.Solver(vs, cs);
solver.solve();
vs.forEach(function (v, i) { return rs[i].setXCentre(v.position()); });
}
function removeOverlaps(options, bounds, measures) {
lodash_1.forEach(measures, function centerThings(measure, idx) {
var boxes = [];
lodash_1.forEach(measure.elements, function (segment, si) {
lodash_1.forEach(segment, function (element, j) {
lodash_1.forEach(element.boundingBoxes, function (box) {
if (box.left >= box.right) {
console.warn("Invalid left >= right (%s >= %s)", box.left, box.right);
box.right = box.left + 0.01;
}
if (box.top >= box.bottom) {
console.warn("Invalid top >= bottom (%s >= %s)", box.top, box.bottom);
box.bottom = box.top + 0.01;
}
if (isNaN(box.top) || isNaN(box.bottom) || isNaN(box.left) || isNaN(box.right)) {
console.warn("Invalid box.{top, bottom, left, right} = {%s, %s, %s, %s}", box.top, box.bottom, box.left, box.right);
return;
}
var rect = new webcola_1.vpsc.Rectangle(element.overrideX + box.defaultX + box.left, element.overrideX + box.defaultX + box.right, box.defaultY + box.top, box.defaultY + box.bottom);
rect.mxmlBox = box;
rect.parent = element;
boxes.push(rect);
});
});
});
colaRemoveOverlapsSomeFixed(boxes);
lodash_1.forEach(boxes, function (box) {
var expectedX = box.parent.overrideX + box.mxmlBox.defaultX + box.mxmlBox.left;
var expectedY = box.mxmlBox.defaultY + box.mxmlBox.top;
var actualX = box.x;
var actualY = box.y;
box.mxmlBox.relativeX = actualX - expectedX;
box.mxmlBox.relativeY = actualY - expectedY;
});
});
return measures;
}
Object.defineProperty(exports, "__esModule", { value: true });
exports.default = removeOverlaps;