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This commit is contained in:
Knut Sveidqvist
2020-05-27 19:38:30 +02:00
parent 18d3b3545d
commit 39bdf261c6
4 changed files with 136 additions and 32 deletions
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136
src/dagre-wrapper/createLabel.js
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@@ -1,29 +1,117 @@
const createLabel = (vertexText, style, isTitle) => {
const svgLabel = document.createElementNS('http://www.w3.org/2000/svg', 'text');
svgLabel.setAttribute('style', style.replace('color:', 'fill:'));
let rows = [];
if (typeof vertexText === 'string') {
rows = vertexText.split(/\\n|\n|<br\s*\/?>/gi);
} else if (Array.isArray(vertexText)) {
rows = vertexText;
} else {
rows = [];
}
import { select } from 'd3';
// let vertexNode;
// if (getConfig().flowchart.htmlLabels) {
// // TODO: addHtmlLabel accepts a labelStyle. Do we possibly have that?
// const node = {
// label: vertexText.replace(/fa[lrsb]?:fa-[\w-]+/g, s => `<i class='${s.replace(':', ' ')}'></i>`)
// };
// vertexNode = addHtmlLabel(svg, node).node();
// vertexNode.parentNode.removeChild(vertexNode);
// } else {
// const svgLabel = document.createElementNS('http://www.w3.org/2000/svg', 'text');
// svgLabel.setAttribute('style', styles.labelStyle.replace('color:', 'fill:'));
for (let j = 0; j < rows.length; j++) {
const tspan = document.createElementNS('http://www.w3.org/2000/svg', 'tspan');
tspan.setAttributeNS('http://www.w3.org/XML/1998/namespace', 'xml:space', 'preserve');
tspan.setAttribute('dy', '1em');
tspan.setAttribute('x', '0');
if (isTitle) {
tspan.setAttribute('class', 'title-row');
} else {
tspan.setAttribute('class', 'row');
}
tspan.textContent = rows[j].trim();
svgLabel.appendChild(tspan);
// const rows = vertexText.split(common.lineBreakRegex);
// for (let j = 0; j < rows.length; j++) {
// const tspan = document.createElementNS('http://www.w3.org/2000/svg', 'tspan');
// tspan.setAttributeNS('http://www.w3.org/XML/1998/namespace', 'xml:space', 'preserve');
// tspan.setAttribute('dy', '1em');
// tspan.setAttribute('x', '1');
// tspan.textContent = rows[j];
// svgLabel.appendChild(tspan);
// }
// vertexNode = svgLabel;
// }
import { getConfig } from '../config';
function applyStyle(dom, styleFn) {
if (styleFn) {
dom.attr('style', styleFn);
}
}
function addHtmlLabel(node) {
// var fo = root.append('foreignObject').attr('width', '100000');
// var div = fo.append('xhtml:div');
// div.attr('xmlns', 'http://www.w3.org/1999/xhtml');
// var label = node.label;
// switch (typeof label) {
// case 'function':
// div.insert(label);
// break;
// case 'object':
// // Currently we assume this is a DOM object.
// div.insert(function() {
// return label;
// });
// break;
// default:
// div.html(label);
// }
// applyStyle(div, node.labelStyle);
// div.style('display', 'inline-block');
// // Fix for firefox
// div.style('white-space', 'nowrap');
// var client = div.node().getBoundingClientRect();
// fo.attr('width', client.width).attr('height', client.height);
const fo = select(document.createElementNS('http://www.w3.org/2000/svg', 'foreignObject'));
const div = fo.append('xhtml:div');
const label = node.label;
div.html('<span class="edgeLabel">' + label + '</span>');
applyStyle(div, node.labelStyle);
div.style('display', 'inline-block');
// Fix for firefox
div.style('white-space', 'nowrap');
div.attr('xmlns', 'http://www.w3.org/1999/xhtml');
return fo.node();
}
const createLabel = (vertexText, style, isTitle) => {
if (getConfig().flowchart.htmlLabels) {
// TODO: addHtmlLabel accepts a labelStyle. Do we possibly have that?
const node = {
label: vertexText.replace(
/fa[lrsb]?:fa-[\w-]+/g,
s => `<i class='${s.replace(':', ' ')}'></i>`
)
};
let vertexNode = addHtmlLabel(node);
// vertexNode.parentNode.removeChild(vertexNode);
return vertexNode;
} else {
const svgLabel = document.createElementNS('http://www.w3.org/2000/svg', 'text');
svgLabel.setAttribute('style', style.replace('color:', 'fill:'));
let rows = [];
if (typeof vertexText === 'string') {
rows = vertexText.split(/\\n|\n|<br\s*\/?>/gi);
} else if (Array.isArray(vertexText)) {
rows = vertexText;
} else {
rows = [];
}
for (let j = 0; j < rows.length; j++) {
const tspan = document.createElementNS('http://www.w3.org/2000/svg', 'tspan');
tspan.setAttributeNS('http://www.w3.org/XML/1998/namespace', 'xml:space', 'preserve');
tspan.setAttribute('dy', '1em');
tspan.setAttribute('x', '0');
if (isTitle) {
tspan.setAttribute('class', 'title-row');
} else {
tspan.setAttribute('class', 'row');
}
tspan.textContent = rows[j].trim();
svgLabel.appendChild(tspan);
}
return svgLabel;
}
return svgLabel;
};
export default createLabel;