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Legend: vertically-oriented color spectrum with micro-polygon glyphs #258

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Merged
JWWade merged 2 commits into from
Mar 17, 2026
Merged

Legend: vertically-oriented color spectrum with micro-polygon glyphs #258

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Initial plan
Copilot Mar 17, 2026
150ba4b
feat(legend): vertically oriented color spectrum redesign
Copilot Mar 17, 2026
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133 changes: 90 additions & 43 deletions client/src/features/legend/components/VisualLegend.module.css
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Original file line number Diff line number Diff line change
Expand Up @@ -28,59 +28,127 @@
color: var(--color-text-secondary);
}

/* ── Color list (quality swatches in a wrapping grid) ─────────────────────── */
.colorList {
/* ── Top two-column layout (Quality Spectrum + Opacity Gradient) ──────────── */
.topRow {
display: flex;
gap: 12px;
margin-bottom: 14px;
align-items: flex-start;
}

/* ── Quality Spectrum Column ──────────────────────────────────────────────── */
.spectrumSection {
flex: 1 1 auto;
min-width: 0;
}

.spectrumList {
list-style: none;
margin: 0;
padding: 0;
display: flex;
flex-wrap: wrap;
gap: 6px 10px;
flex-direction: column;
gap: 3px;
}

.colorItem {
.spectrumItem {
display: flex;
align-items: center;
gap: 5px;
gap: 8px;
}

.colorSwatch {
display: inline-block;
width: 12px;
height: 12px;
border-radius: 50%;
/** Colored band that contains the micro-polygon glyph. */
.spectrumBand {
display: flex;
align-items: center;
justify-content: center;
width: 36px;
height: 22px;
border-radius: 4px;
flex-shrink: 0;
}

.colorLabel {
.spectrumLabel {
font-size: 11.5px;
color: var(--color-text-primary);
white-space: nowrap;
}

/* ── Shape list ───────────────────────────────────────────────────────────── */
.shapeList {
list-style: none;
margin: 0;
padding: 0;
/* ── Opacity Gradient Column ──────────────────────────────────────────────── */
.opacitySection {
flex: 0 0 auto;
}

.opacityStrip {
display: flex;
gap: 6px;
align-items: stretch;
}

/** Narrow vertical bar that fades from opaque to translucent. */
.opacityBar {
width: 8px;
border-radius: 4px;
flex-shrink: 0;
/* height is driven by sibling content via align-items: stretch */
min-height: 60px;
}

.opacityNodes {
display: flex;
flex-direction: column;
justify-content: space-between;
gap: 6px;
}

.shapeItem {
.opacityNodeRow {
display: flex;
align-items: center;
gap: 8px;
gap: 4px;
}

.opacityNodeLabel {
font-size: 10px;
color: var(--color-text-secondary);
white-space: nowrap;
line-height: 1.3;
}

/* ── Cardinality Stack ────────────────────────────────────────────────────── */
.cardinalityRow {
display: flex;
gap: 16px;
}

.shapeLabel {
.cardinalityItem {
display: flex;
align-items: center;
gap: 6px;
}

.cardinalityLabel {
font-size: 11.5px;
color: var(--color-text-primary);
}

/* ── Visual Keys (centroid + interval icons) ──────────────────────────────── */
.iconRow {
display: flex;
gap: 20px;
}

.iconItem {
display: flex;
align-items: center;
gap: 6px;
}

.iconLabel {
font-size: 11.5px;
color: var(--color-text-primary);
line-height: 1.4;
}

/* ── Intensity list ───────────────────────────────────────────────────────── */
/* ── Color Intensity list ─────────────────────────────────────────────────── */
.intensityList {
list-style: none;
margin: 0;
Expand Down Expand Up @@ -129,24 +197,3 @@
font-size: 11.5px;
color: var(--color-text-primary);
}

/* ── Opacity list ─────────────────────────────────────────────────────────── */
.opacityList {
list-style: none;
margin: 0;
padding: 0;
display: flex;
flex-direction: column;
gap: 6px;
}

.opacityItem {
display: flex;
align-items: center;
gap: 8px;
}

.opacityLabel {
font-size: 11.5px;
color: var(--color-text-primary);
}
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