site/node_modules/mathjax-full/js/output/common/Wrappers/mtable.js

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2024-10-14 06:09:33 +00:00
"use strict";
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __read = (this && this.__read) || function (o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m) return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
}
catch (error) { e = { error: error }; }
finally {
try {
if (r && !r.done && (m = i["return"])) m.call(i);
}
finally { if (e) throw e.error; }
}
return ar;
};
var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
if (ar || !(i in from)) {
if (!ar) ar = Array.prototype.slice.call(from, 0, i);
ar[i] = from[i];
}
}
return to.concat(ar || Array.prototype.slice.call(from));
};
var __values = (this && this.__values) || function(o) {
var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
if (m) return m.call(o);
if (o && typeof o.length === "number") return {
next: function () {
if (o && i >= o.length) o = void 0;
return { value: o && o[i++], done: !o };
}
};
throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.CommonMtableMixin = void 0;
var BBox_js_1 = require("../../../util/BBox.js");
var string_js_1 = require("../../../util/string.js");
var numeric_js_1 = require("../../../util/numeric.js");
function CommonMtableMixin(Base) {
return (function (_super) {
__extends(class_1, _super);
function class_1() {
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments[_i];
}
var _this = _super.apply(this, __spreadArray([], __read(args), false)) || this;
_this.numCols = 0;
_this.numRows = 0;
_this.data = null;
_this.pwidthCells = [];
_this.pWidth = 0;
_this.numCols = (0, numeric_js_1.max)(_this.tableRows.map(function (row) { return row.numCells; }));
_this.numRows = _this.childNodes.length;
_this.hasLabels = _this.childNodes.reduce(function (value, row) { return value || row.node.isKind('mlabeledtr'); }, false);
_this.findContainer();
_this.isTop = !_this.container || (_this.container.node.isKind('math') && !_this.container.parent);
if (_this.isTop) {
_this.jax.table = _this;
}
_this.getPercentageWidth();
var attributes = _this.node.attributes;
_this.frame = attributes.get('frame') !== 'none';
_this.fLine = (_this.frame && attributes.get('frame') ? .07 : 0);
_this.fSpace = (_this.frame ? _this.convertLengths(_this.getAttributeArray('framespacing')) : [0, 0]);
_this.cSpace = _this.convertLengths(_this.getColumnAttributes('columnspacing'));
_this.rSpace = _this.convertLengths(_this.getRowAttributes('rowspacing'));
_this.cLines = _this.getColumnAttributes('columnlines').map(function (x) { return (x === 'none' ? 0 : .07); });
_this.rLines = _this.getRowAttributes('rowlines').map(function (x) { return (x === 'none' ? 0 : .07); });
_this.cWidths = _this.getColumnWidths();
_this.stretchRows();
_this.stretchColumns();
return _this;
}
Object.defineProperty(class_1.prototype, "tableRows", {
get: function () {
return this.childNodes;
},
enumerable: false,
configurable: true
});
class_1.prototype.findContainer = function () {
var node = this;
var parent = node.parent;
while (parent && (parent.node.notParent || parent.node.isKind('mrow'))) {
node = parent;
parent = parent.parent;
}
this.container = parent;
this.containerI = node.node.childPosition();
};
class_1.prototype.getPercentageWidth = function () {
if (this.hasLabels) {
this.bbox.pwidth = BBox_js_1.BBox.fullWidth;
}
else {
var width = this.node.attributes.get('width');
if ((0, string_js_1.isPercent)(width)) {
this.bbox.pwidth = width;
}
}
};
class_1.prototype.stretchRows = function () {
var equal = this.node.attributes.get('equalrows');
var HD = (equal ? this.getEqualRowHeight() : 0);
var _a = (equal ? this.getTableData() : { H: [0], D: [0] }), H = _a.H, D = _a.D;
var rows = this.tableRows;
for (var i = 0; i < this.numRows; i++) {
var hd = (equal ? [(HD + H[i] - D[i]) / 2, (HD - H[i] + D[i]) / 2] : null);
rows[i].stretchChildren(hd);
}
};
class_1.prototype.stretchColumns = function () {
for (var i = 0; i < this.numCols; i++) {
var width = (typeof this.cWidths[i] === 'number' ? this.cWidths[i] : null);
this.stretchColumn(i, width);
}
};
class_1.prototype.stretchColumn = function (i, W) {
var e_1, _a, e_2, _b, e_3, _c;
var stretchy = [];
try {
for (var _d = __values(this.tableRows), _e = _d.next(); !_e.done; _e = _d.next()) {
var row = _e.value;
var cell = row.getChild(i);
if (cell) {
var child = cell.childNodes[0];
if (child.stretch.dir === 0 &&
child.canStretch(2)) {
stretchy.push(child);
}
}
}
}
catch (e_1_1) { e_1 = { error: e_1_1 }; }
finally {
try {
if (_e && !_e.done && (_a = _d.return)) _a.call(_d);
}
finally { if (e_1) throw e_1.error; }
}
var count = stretchy.length;
var nodeCount = this.childNodes.length;
if (count && nodeCount > 1) {
if (W === null) {
W = 0;
var all = (count > 1 && count === nodeCount);
try {
for (var _f = __values(this.tableRows), _g = _f.next(); !_g.done; _g = _f.next()) {
var row = _g.value;
var cell = row.getChild(i);
if (cell) {
var child = cell.childNodes[0];
var noStretch = (child.stretch.dir === 0);
if (all || noStretch) {
var w = child.getBBox(noStretch).w;
if (w > W) {
W = w;
}
}
}
}
}
catch (e_2_1) { e_2 = { error: e_2_1 }; }
finally {
try {
if (_g && !_g.done && (_b = _f.return)) _b.call(_f);
}
finally { if (e_2) throw e_2.error; }
}
}
try {
for (var stretchy_1 = __values(stretchy), stretchy_1_1 = stretchy_1.next(); !stretchy_1_1.done; stretchy_1_1 = stretchy_1.next()) {
var child = stretchy_1_1.value;
child.coreMO().getStretchedVariant([W]);
}
}
catch (e_3_1) { e_3 = { error: e_3_1 }; }
finally {
try {
if (stretchy_1_1 && !stretchy_1_1.done && (_c = stretchy_1.return)) _c.call(stretchy_1);
}
finally { if (e_3) throw e_3.error; }
}
}
};
class_1.prototype.getTableData = function () {
if (this.data) {
return this.data;
}
var H = new Array(this.numRows).fill(0);
var D = new Array(this.numRows).fill(0);
var W = new Array(this.numCols).fill(0);
var NH = new Array(this.numRows);
var ND = new Array(this.numRows);
var LW = [0];
var rows = this.tableRows;
for (var j = 0; j < rows.length; j++) {
var M = 0;
var row = rows[j];
var align = row.node.attributes.get('rowalign');
for (var i = 0; i < row.numCells; i++) {
var cell = row.getChild(i);
M = this.updateHDW(cell, i, j, align, H, D, W, M);
this.recordPWidthCell(cell, i);
}
NH[j] = H[j];
ND[j] = D[j];
if (row.labeled) {
M = this.updateHDW(row.childNodes[0], 0, j, align, H, D, LW, M);
}
this.extendHD(j, H, D, M);
this.extendHD(j, NH, ND, M);
}
var L = LW[0];
this.data = { H: H, D: D, W: W, NH: NH, ND: ND, L: L };
return this.data;
};
class_1.prototype.updateHDW = function (cell, i, j, align, H, D, W, M) {
var _a = cell.getBBox(), h = _a.h, d = _a.d, w = _a.w;
var scale = cell.parent.bbox.rscale;
if (cell.parent.bbox.rscale !== 1) {
h *= scale;
d *= scale;
w *= scale;
}
if (this.node.getProperty('useHeight')) {
if (h < .75)
h = .75;
if (d < .25)
d = .25;
}
var m = 0;
align = cell.node.attributes.get('rowalign') || align;
if (align !== 'baseline' && align !== 'axis') {
m = h + d;
h = d = 0;
}
if (h > H[j])
H[j] = h;
if (d > D[j])
D[j] = d;
if (m > M)
M = m;
if (W && w > W[i])
W[i] = w;
return M;
};
class_1.prototype.extendHD = function (i, H, D, M) {
var d = (M - (H[i] + D[i])) / 2;
if (d < .00001)
return;
H[i] += d;
D[i] += d;
};
class_1.prototype.recordPWidthCell = function (cell, i) {
if (cell.childNodes[0] && cell.childNodes[0].getBBox().pwidth) {
this.pwidthCells.push([cell, i]);
}
};
class_1.prototype.computeBBox = function (bbox, _recompute) {
if (_recompute === void 0) { _recompute = false; }
var _a = this.getTableData(), H = _a.H, D = _a.D;
var height, width;
if (this.node.attributes.get('equalrows')) {
var HD = this.getEqualRowHeight();
height = (0, numeric_js_1.sum)([].concat(this.rLines, this.rSpace)) + HD * this.numRows;
}
else {
height = (0, numeric_js_1.sum)(H.concat(D, this.rLines, this.rSpace));
}
height += 2 * (this.fLine + this.fSpace[1]);
var CW = this.getComputedWidths();
width = (0, numeric_js_1.sum)(CW.concat(this.cLines, this.cSpace)) + 2 * (this.fLine + this.fSpace[0]);
var w = this.node.attributes.get('width');
if (w !== 'auto') {
width = Math.max(this.length2em(w, 0) + 2 * this.fLine, width);
}
var _b = __read(this.getBBoxHD(height), 2), h = _b[0], d = _b[1];
bbox.h = h;
bbox.d = d;
bbox.w = width;
var _c = __read(this.getBBoxLR(), 2), L = _c[0], R = _c[1];
bbox.L = L;
bbox.R = R;
if (!(0, string_js_1.isPercent)(w)) {
this.setColumnPWidths();
}
};
class_1.prototype.setChildPWidths = function (_recompute, cwidth, _clear) {
var width = this.node.attributes.get('width');
if (!(0, string_js_1.isPercent)(width))
return false;
if (!this.hasLabels) {
this.bbox.pwidth = '';
this.container.bbox.pwidth = '';
}
var _a = this.bbox, w = _a.w, L = _a.L, R = _a.R;
var labelInWidth = this.node.attributes.get('data-width-includes-label');
var W = Math.max(w, this.length2em(width, Math.max(cwidth, L + w + R))) - (labelInWidth ? L + R : 0);
var cols = (this.node.attributes.get('equalcolumns') ?
Array(this.numCols).fill(this.percent(1 / Math.max(1, this.numCols))) :
this.getColumnAttributes('columnwidth', 0));
this.cWidths = this.getColumnWidthsFixed(cols, W);
var CW = this.getComputedWidths();
this.pWidth = (0, numeric_js_1.sum)(CW.concat(this.cLines, this.cSpace)) + 2 * (this.fLine + this.fSpace[0]);
if (this.isTop) {
this.bbox.w = this.pWidth;
}
this.setColumnPWidths();
if (this.pWidth !== w) {
this.parent.invalidateBBox();
}
return this.pWidth !== w;
};
class_1.prototype.setColumnPWidths = function () {
var e_4, _a;
var W = this.cWidths;
try {
for (var _b = __values(this.pwidthCells), _c = _b.next(); !_c.done; _c = _b.next()) {
var _d = __read(_c.value, 2), cell = _d[0], i = _d[1];
if (cell.setChildPWidths(false, W[i])) {
cell.invalidateBBox();
cell.getBBox();
}
}
}
catch (e_4_1) { e_4 = { error: e_4_1 }; }
finally {
try {
if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
}
finally { if (e_4) throw e_4.error; }
}
};
class_1.prototype.getBBoxHD = function (height) {
var _a = __read(this.getAlignmentRow(), 2), align = _a[0], row = _a[1];
if (row === null) {
var a = this.font.params.axis_height;
var h2 = height / 2;
var HD = {
top: [0, height],
center: [h2, h2],
bottom: [height, 0],
baseline: [h2, h2],
axis: [h2 + a, h2 - a]
};
return HD[align] || [h2, h2];
}
else {
var y = this.getVerticalPosition(row, align);
return [y, height - y];
}
};
class_1.prototype.getBBoxLR = function () {
if (this.hasLabels) {
var attributes = this.node.attributes;
var side = attributes.get('side');
var _a = __read(this.getPadAlignShift(side), 2), pad = _a[0], align = _a[1];
var labels = this.hasLabels && !!attributes.get('data-width-includes-label');
if (labels && this.frame && this.fSpace[0]) {
pad -= this.fSpace[0];
}
return (align === 'center' && !labels ? [pad, pad] :
side === 'left' ? [pad, 0] : [0, pad]);
}
return [0, 0];
};
class_1.prototype.getPadAlignShift = function (side) {
var L = this.getTableData().L;
var sep = this.length2em(this.node.attributes.get('minlabelspacing'));
var pad = L + sep;
var _a = __read((this.styles == null ? ['', ''] :
[this.styles.get('padding-left'), this.styles.get('padding-right')]), 2), lpad = _a[0], rpad = _a[1];
if (lpad || rpad) {
pad = Math.max(pad, this.length2em(lpad || '0'), this.length2em(rpad || '0'));
}
var _b = __read(this.getAlignShift(), 2), align = _b[0], shift = _b[1];
if (align === side) {
shift = (side === 'left' ? Math.max(pad, shift) - pad : Math.min(-pad, shift) + pad);
}
return [pad, align, shift];
};
class_1.prototype.getAlignShift = function () {
return (this.isTop ? _super.prototype.getAlignShift.call(this) :
[this.container.getChildAlign(this.containerI), 0]);
};
class_1.prototype.getWidth = function () {
return this.pWidth || this.getBBox().w;
};
class_1.prototype.getEqualRowHeight = function () {
var _a = this.getTableData(), H = _a.H, D = _a.D;
var HD = Array.from(H.keys()).map(function (i) { return H[i] + D[i]; });
return Math.max.apply(Math, HD);
};
class_1.prototype.getComputedWidths = function () {
var _this = this;
var W = this.getTableData().W;
var CW = Array.from(W.keys()).map(function (i) {
return (typeof _this.cWidths[i] === 'number' ? _this.cWidths[i] : W[i]);
});
if (this.node.attributes.get('equalcolumns')) {
CW = Array(CW.length).fill((0, numeric_js_1.max)(CW));
}
return CW;
};
class_1.prototype.getColumnWidths = function () {
var width = this.node.attributes.get('width');
if (this.node.attributes.get('equalcolumns')) {
return this.getEqualColumns(width);
}
var swidths = this.getColumnAttributes('columnwidth', 0);
if (width === 'auto') {
return this.getColumnWidthsAuto(swidths);
}
if ((0, string_js_1.isPercent)(width)) {
return this.getColumnWidthsPercent(swidths);
}
return this.getColumnWidthsFixed(swidths, this.length2em(width));
};
class_1.prototype.getEqualColumns = function (width) {
var n = Math.max(1, this.numCols);
var cwidth;
if (width === 'auto') {
var W = this.getTableData().W;
cwidth = (0, numeric_js_1.max)(W);
}
else if ((0, string_js_1.isPercent)(width)) {
cwidth = this.percent(1 / n);
}
else {
var w = (0, numeric_js_1.sum)([].concat(this.cLines, this.cSpace)) + 2 * this.fSpace[0];
cwidth = Math.max(0, this.length2em(width) - w) / n;
}
return Array(this.numCols).fill(cwidth);
};
class_1.prototype.getColumnWidthsAuto = function (swidths) {
var _this = this;
return swidths.map(function (x) {
if (x === 'auto' || x === 'fit')
return null;
if ((0, string_js_1.isPercent)(x))
return x;
return _this.length2em(x);
});
};
class_1.prototype.getColumnWidthsPercent = function (swidths) {
var _this = this;
var hasFit = swidths.indexOf('fit') >= 0;
var W = (hasFit ? this.getTableData() : { W: null }).W;
return Array.from(swidths.keys()).map(function (i) {
var x = swidths[i];
if (x === 'fit')
return null;
if (x === 'auto')
return (hasFit ? W[i] : null);
if ((0, string_js_1.isPercent)(x))
return x;
return _this.length2em(x);
});
};
class_1.prototype.getColumnWidthsFixed = function (swidths, width) {
var _this = this;
var indices = Array.from(swidths.keys());
var fit = indices.filter(function (i) { return swidths[i] === 'fit'; });
var auto = indices.filter(function (i) { return swidths[i] === 'auto'; });
var n = fit.length || auto.length;
var W = (n ? this.getTableData() : { W: null }).W;
var cwidth = width - (0, numeric_js_1.sum)([].concat(this.cLines, this.cSpace)) - 2 * this.fSpace[0];
var dw = cwidth;
indices.forEach(function (i) {
var x = swidths[i];
dw -= (x === 'fit' || x === 'auto' ? W[i] : _this.length2em(x, cwidth));
});
var fw = (n && dw > 0 ? dw / n : 0);
return indices.map(function (i) {
var x = swidths[i];
if (x === 'fit')
return W[i] + fw;
if (x === 'auto')
return W[i] + (fit.length === 0 ? fw : 0);
return _this.length2em(x, cwidth);
});
};
class_1.prototype.getVerticalPosition = function (i, align) {
var equal = this.node.attributes.get('equalrows');
var _a = this.getTableData(), H = _a.H, D = _a.D;
var HD = (equal ? this.getEqualRowHeight() : 0);
var space = this.getRowHalfSpacing();
var y = this.fLine;
for (var j = 0; j < i; j++) {
y += space[j] + (equal ? HD : H[j] + D[j]) + space[j + 1] + this.rLines[j];
}
var _b = __read((equal ? [(HD + H[i] - D[i]) / 2, (HD - H[i] + D[i]) / 2] : [H[i], D[i]]), 2), h = _b[0], d = _b[1];
var offset = {
top: 0,
center: space[i] + (h + d) / 2,
bottom: space[i] + h + d + space[i + 1],
baseline: space[i] + h,
axis: space[i] + h - .25
};
y += offset[align] || 0;
return y;
};
class_1.prototype.getEmHalfSpacing = function (fspace, space, scale) {
if (scale === void 0) { scale = 1; }
var fspaceEm = this.em(fspace * scale);
var spaceEm = this.addEm(space, 2 / scale);
spaceEm.unshift(fspaceEm);
spaceEm.push(fspaceEm);
return spaceEm;
};
class_1.prototype.getRowHalfSpacing = function () {
var space = this.rSpace.map(function (x) { return x / 2; });
space.unshift(this.fSpace[1]);
space.push(this.fSpace[1]);
return space;
};
class_1.prototype.getColumnHalfSpacing = function () {
var space = this.cSpace.map(function (x) { return x / 2; });
space.unshift(this.fSpace[0]);
space.push(this.fSpace[0]);
return space;
};
class_1.prototype.getAlignmentRow = function () {
var _a = __read((0, string_js_1.split)(this.node.attributes.get('align')), 2), align = _a[0], row = _a[1];
if (row == null)
return [align, null];
var i = parseInt(row);
if (i < 0)
i += this.numRows + 1;
return [align, i < 1 || i > this.numRows ? null : i - 1];
};
class_1.prototype.getColumnAttributes = function (name, i) {
if (i === void 0) { i = 1; }
var n = this.numCols - i;
var columns = this.getAttributeArray(name);
if (columns.length === 0)
return null;
while (columns.length < n) {
columns.push(columns[columns.length - 1]);
}
if (columns.length > n) {
columns.splice(n);
}
return columns;
};
class_1.prototype.getRowAttributes = function (name, i) {
if (i === void 0) { i = 1; }
var n = this.numRows - i;
var rows = this.getAttributeArray(name);
if (rows.length === 0)
return null;
while (rows.length < n) {
rows.push(rows[rows.length - 1]);
}
if (rows.length > n) {
rows.splice(n);
}
return rows;
};
class_1.prototype.getAttributeArray = function (name) {
var value = this.node.attributes.get(name);
if (!value)
return [this.node.attributes.getDefault(name)];
return (0, string_js_1.split)(value);
};
class_1.prototype.addEm = function (list, n) {
var _this = this;
if (n === void 0) { n = 1; }
if (!list)
return null;
return list.map(function (x) { return _this.em(x / n); });
};
class_1.prototype.convertLengths = function (list) {
var _this = this;
if (!list)
return null;
return list.map(function (x) { return _this.length2em(x); });
};
return class_1;
}(Base));
}
exports.CommonMtableMixin = CommonMtableMixin;
//# sourceMappingURL=mtable.js.map