diff options
author | Thomas F. K. Jorna <[email protected]> | 2021-10-16 00:37:11 +0200 |
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committer | Thomas F. K. Jorna <[email protected]> | 2021-10-16 00:37:11 +0200 |
commit | 0ae9d628fabab8664c38d15bd6b5084a32c8eca2 (patch) | |
tree | 47ea4b690a2c65bde76146369355db3e03ad718c | |
parent | 10b8fd40921b9e315edc19f8f2a07ce575930d18 (diff) |
feat(labels): more sensible label positions
-rw-r--r-- | components/Graph/drawLabels.ts | 27 | ||||
-rw-r--r-- | pages/index.tsx | 3 |
2 files changed, 27 insertions, 3 deletions
diff --git a/components/Graph/drawLabels.ts b/components/Graph/drawLabels.ts index 9314008..f559d3c 100644 --- a/components/Graph/drawLabels.ts +++ b/components/Graph/drawLabels.ts @@ -16,6 +16,9 @@ export interface drawLabelsProps { opacity: number nodeSize: (node: NodeObject) => number filteredLinksByNodeId: LinksByNodeId + nodeRel: number + hoverNode: NodeObject + lastHoverNode: OrgRoamNode } export const getLabelOpacity = ( @@ -43,6 +46,9 @@ export function drawLabels(props: drawLabelsProps) { opacity, nodeSize, filteredLinksByNodeId, + nodeRel, + hoverNode, + lastHoverNode, } = props if (!node) { @@ -52,6 +58,8 @@ export function drawLabels(props: drawLabelsProps) { if (!visuals.labels) { return } + const hoverId = hoverNode?.id ?? '' + const lastHoverId = lastHoverNode?.id ?? '' const links = filteredLinksByNodeId[(node as OrgRoamNode).id] ?? [] const isHighlighty = !!(highlightedNodes[node.id!] || previouslyHighlightedNodes[node.id!]) @@ -64,7 +72,13 @@ export function drawLabels(props: drawLabelsProps) { const label = nodeTitle.substring(0, visuals.labelLength) - const fontSize = visuals.labelFontSize / (0.75 * Math.min(Math.max(0.5, globalScale), 3)) + const nodeS = Math.cbrt( + (visuals.nodeRel * nodeSize(node)) / Math.pow(globalScale, visuals.nodeZoomSize), + ) + const fontSize = + hoverId == (node as OrgRoamNode).id + ? Math.max((visuals.labelFontSize * nodeS) / 2, (visuals.labelFontSize * nodeS) / 3) + : (visuals.labelFontSize * nodeS) / 3 const textWidth = ctx.measureText(label).width const bckgDimensions = [textWidth * 1.1, fontSize].map((n) => n + fontSize * 0.5) as [ @@ -74,7 +88,6 @@ export function drawLabels(props: drawLabelsProps) { // draw label background const textOpacity = getLabelOpacity(fadeFactor, visuals, globalScale, opacity, isHighlighty) - const nodeS = 8 * Math.cbrt(nodeSize(node) * visuals.nodeRel) if (visuals.labelBackgroundColor && visuals.labelBackgroundOpacity) { const backgroundOpacity = textOpacity * visuals.labelBackgroundOpacity const labelBackground = hexToRGBA(labelBackgroundColor, backgroundOpacity) @@ -98,7 +111,15 @@ export function drawLabels(props: drawLabelsProps) { nodeTitle.length > visuals.labelLength ? [...wordsArray.slice(0, -1), `${wordsArray.slice(-1)}...`] : wordsArray + + const highlightedNodeOffset = [hoverId, lastHoverId].includes((node as OrgRoamNode).id) + ? 1 + 0.3 * opacity + : 1 truncatedWords.forEach((word, index) => { - ctx.fillText(word, node.x!, node.y! + nodeS + visuals.labelLineSpace * fontSize * index) + ctx.fillText( + word, + node.x! - 2, + node.y! + highlightedNodeOffset * nodeS * 8 + visuals.labelLineSpace * fontSize * index, + ) }) } diff --git a/pages/index.tsx b/pages/index.tsx index e53ba03..4878b0c 100644 --- a/pages/index.tsx +++ b/pages/index.tsx @@ -1219,7 +1219,9 @@ export const Graph = function (props: GraphProps) { }, nodeCanvasObject: (node, ctx, globalScale) => { drawLabels({ + nodeRel: visuals.nodeRel, filteredLinksByNodeId: filteredLinksByNodeIdRef.current, + lastHoverNode: lastHoverNode.current, ...{ node, ctx, @@ -1231,6 +1233,7 @@ export const Graph = function (props: GraphProps) { nodeSize, labelTextColor, labelBackgroundColor, + hoverNode, }, }) }, |