process anchor links (href.startsWith 'anchor')

This commit is contained in:
Tomáš Mládek 2021-01-12 00:39:32 +01:00
parent ea1a96acd3
commit 8b0e1c0fa8

View file

@ -177,15 +177,26 @@ export default defineComponent({
});
}
// Links
console.debug("[SVG] Processing hyperlinks.");
processHyperlinks(svg);
// Anchors
console.debug("[SVG] Processing anchors.");
anchors.value = processAnchors(svg);
console.info(`[SVG] Found ${anchors.value.length} anchors.`);
// Links
console.debug("[SVG] Processing hyperlinks.");
const {anchor, hyper} = processHyperlinks(svg);
console.info(`[SVG] Found ${anchor.length} anchor links and ${hyper.length} hyperlinks.`);
anchor.forEach(([anchorId, element]) => {
const anchor = anchors.value.find((a) => a.id == anchorId);
if (!anchor) {
console.error(`[SVG] Could not find anchor #${anchorId}!`);
return;
}
element.addEventListener("click", () => {
panToElement(anchor, true);
});
});
// Audio areas
console.debug("[SVG] Processing audio areas.");
audioAreas.value = processAudio(svg);
@ -369,10 +380,19 @@ function processAudio(svg: XMLDocument): AudioAreaDef[] {
});
}
function processHyperlinks(svg: XMLDocument) {
function processHyperlinks(svg: XMLDocument): { anchor: [string, SVGAElement][], hyper: SVGAElement[] } {
const anchor: [string, SVGAElement][] = [];
const hyper: SVGAElement[] = [];
Array.from(svg.getElementsByTagName("a")).forEach((el) => {
el.setAttribute("target", "_blank");
if (el.getAttribute("xlink:href")?.startsWith("anchor")) {
anchor.push([el.getAttribute("xlink:href") as string, el as unknown as SVGAElement]);
el.setAttribute("xlink:href", "#");
} else {
el.setAttribute("target", "_blank");
hyper.push(el as unknown as SVGAElement);
}
});
return {anchor, hyper};
}
function processStart(svg: XMLDocument): SVGRectElement | null {