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add check to only run script on root svg

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This commit is contained in:
Bernard Xie 2023-01-03 14:44:36 -08:00
parent 1dc45b64a6
commit 070b50a6e2
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GPG key ID: 3C3E0036CE0F892C
1 changed files with 5 additions and 2 deletions
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7
d2renderers/d2svg/fitToScreen.js
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@ -1,5 +1,10 @@
window.addEventListener("DOMContentLoaded", () => { window.addEventListener("DOMContentLoaded", () => {
const svgEl = document.querySelector("svg"); const svgEl = document.querySelector("svg");
const svgID = "d2-svg";
svgEl.setAttribute("id", svgID);
if (document.documentElement.getAttribute("id") !== svgID) {
return;
}
let width = parseInt(svgEl.getAttribute("width"), 10); let width = parseInt(svgEl.getAttribute("width"), 10);
let height = parseInt(svgEl.getAttribute("height"), 10); let height = parseInt(svgEl.getAttribute("height"), 10);
let ratio; let ratio;
@ -10,9 +15,7 @@ window.addEventListener("DOMContentLoaded", () => {
} else if (height > window.innerHeight) { } else if (height > window.innerHeight) {
ratio = window.innerHeight / height; ratio = window.innerHeight / height;
} }
// Scale svg fit to zoom
if (ratio) { if (ratio) {
// body padding is 8px
svgEl.setAttribute("width", width * ratio - 16); svgEl.setAttribute("width", width * ratio - 16);
svgEl.setAttribute("height", height * ratio - 16); svgEl.setAttribute("height", height * ratio - 16);
} }