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slowndown note map for small note counts to mitigate drift

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zadam 2021-11-13 22:48:30 +01:00
parent df0411197b
commit c946030106
1 changed files with 19 additions and 4 deletions
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23
src/public/app/widgets/note_map.js
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@ -335,21 +335,31 @@ export default class NoteMapWidget extends NoteContextAwareWidget {
const subGraphNoteIds = this.getSubGraphConnectedToCurrentNote(data); const subGraphNoteIds = this.getSubGraphConnectedToCurrentNote(data);
this.graph.zoomToFit(400, 50, node => subGraphNoteIds.has(node.id)); this.graph.zoomToFit(400, 50, node => subGraphNoteIds.has(node.id));
if (subGraphNoteIds.size < 30) {
this.graph.d3VelocityDecay(0.4);
}
}, 1000); }, 1000);
} }
else if (this.widgetMode === 'type') { else if (this.widgetMode === 'type') {
if (data.nodes.length > 1) { if (data.nodes.length > 1) {
setTimeout(() => this.graph.zoomToFit(400, 10), 1000); setTimeout(() => {
this.graph.zoomToFit(400, 10);
if (data.nodes.length < 30) {
this.graph.d3VelocityDecay(0.4);
}
}, 1000);
} }
} }
} }
getSubGraphConnectedToCurrentNote(data) { getSubGraphConnectedToCurrentNote(data) {
function getGroupedLinksBySource(links) { function getGroupedLinks(links, type) {
const map = {}; const map = {};
for (const link of links) { for (const link of links) {
const key = link.source.id; const key = link[type].id;
map[key] = map[key] || []; map[key] = map[key] || [];
map[key].push(link); map[key].push(link);
} }
@ -357,7 +367,8 @@ export default class NoteMapWidget extends NoteContextAwareWidget {
return map; return map;
} }
const linksBySource = getGroupedLinksBySource(data.links); const linksBySource = getGroupedLinks(data.links, "source");
const linksByTarget = getGroupedLinks(data.links, "target");
const subGraphNoteIds = new Set(); const subGraphNoteIds = new Set();
@ -371,6 +382,10 @@ export default class NoteMapWidget extends NoteContextAwareWidget {
for (const link of linksBySource[noteId] || []) { for (const link of linksBySource[noteId] || []) {
traverseGraph(link.target.id); traverseGraph(link.target.id);
} }
for (const link of linksByTarget[noteId] || []) {
traverseGraph(link.source.id);
}
} }
traverseGraph(this.noteId); traverseGraph(this.noteId);