Skip to content

Implement tooltips #358

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
feds01 merged 9 commits into from
Jan 31, 2026
Merged

Implement tooltips #358

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
9 commits
Select commit Hold shift + click to select a range
7d912e3
Move `BorderStyle` to `src/core/drawing`
feds01 Jan 25, 2026
72b09b8
util/num: add `lerp`
feds01 Jan 25, 2026
aceb3a7
core: move coordinates to utils
feds01 Jan 27, 2026
314efde
legend: Move out draw item logic to separate file
feds01 Jan 27, 2026
d837f0e
core: extract point indicator logic to `drawing`
feds01 Jan 27, 2026
3ef91f7
feat: Implement tooltips
feds01 Jan 27, 2026
810600e
Re-generate docs
feds01 Jan 30, 2026
11c8c79
adhoc dark mode
feds01 Jan 30, 2026
84c6714
docs: Add tooltip documentation
feds01 Jan 31, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
4 changes: 3 additions & 1 deletion docs/.vitepress/config.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -44,11 +44,12 @@ export default defineConfig({
text: "Configuration",
items: [
{ text: "Graph", link: "/api/graph" },
{ text: "Linees", link: "/api/line-options" },
{ text: "Lines", link: "/api/line-options" },
{ text: "Grid", link: "/api/grid-options" },
{ text: "Scale", link: "/api/scale-options" },
{ text: "Title", link: "/api/title-options" },
{ text: "Legend", link: "/api/legend-options" },
{ text: "Tooltip", link: "/api/tooltip-options" },
],
},
],
Expand All @@ -74,6 +75,7 @@ export default defineConfig({
{ text: "Scale", link: "/api/scale-options" },
{ text: "Title", link: "/api/title-options" },
{ text: "Legend", link: "/api/legend-options" },
{ text: "Tooltip", link: "/api/tooltip-options" },
],
},
],
Expand Down
21 changes: 18 additions & 3 deletions docs/.vitepress/theme/components/GraphDemo.vue
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -93,6 +93,21 @@ const computedOptions = computed(() => {
if (baseOptions.title) {
baseOptions.title = { ...baseOptions.title, colour: "#dfdfd6" };
}
// Apply dark mode tooltip styling
if (baseOptions.tooltip?.enabled) {
baseOptions.tooltip = {
...baseOptions.tooltip,
trackingLine: {
...baseOptions.tooltip?.trackingLine,
colour: baseOptions.tooltip?.trackingLine?.colour ?? "rgba(255, 255, 255, 0.5)",
},
content: {
...baseOptions.tooltip?.content,
backgroundColor: baseOptions.tooltip?.content?.backgroundColor ?? "rgba(30, 30, 30, 0.95)",
textColour: baseOptions.tooltip?.content?.textColour ?? "#dfdfd6",
},
};
}
}

return baseOptions;
Expand Down Expand Up @@ -160,7 +175,7 @@ function renderGraph() {
// Update debug metrics
debugMetrics.value = {
renderTime: Math.round((endTime - startTime) * 100) / 100,
canvasWidth: 600,
canvasWidth: props.width,
canvasHeight: props.height,
dataPoints: totalDataPoints,
seriesCount: props.lines.length,
Expand Down Expand Up @@ -205,8 +220,8 @@ watch(
<div class="graph-demo">
<!-- Live Preview -->
<div class="graph-demo-preview">
<div :id="containerId" class="graph-container" :style="{ height: `${height}px` }">
<canvas :width="600" :height="height" />
<div :id="containerId" class="graph-container" :style="{ height: `${height}px`, width: `${width}px` }">
<canvas :width="width" :height="height" />
</div>
</div>

Expand Down
45 changes: 45 additions & 0 deletions docs/.vitepress/theme/components/InteractiveDemo.vue
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -59,6 +59,10 @@ const controls = reactive({

// Animation
animate: true,

// Tooltip options
showTooltip: true,
tooltipMode: "nearest" as "nearest" | "interpolated",
});

// Sample data
Expand Down Expand Up @@ -86,6 +90,10 @@ const graphOptions = computed(() => ({
enabled: controls.animate,
duration: 800,
},
tooltip: {
enabled: controls.showTooltip,
mode: controls.tooltipMode,
},
}));

// Computed lines
Expand Down Expand Up @@ -140,6 +148,14 @@ const graph = new Graph.Graph(
draw: ${controls.showLegend},
position: "${controls.legendPosition}",
},
tooltip: {
enabled: ${controls.showTooltip},
mode: "${controls.tooltipMode}",
},
animation: {
enabled: ${controls.animate},
duration: 800,
},
},
[
{
Expand Down Expand Up @@ -303,6 +319,35 @@ async function copyCode() {
</div>
</div>

<!-- Tooltip Section -->
<div class="control-section">
<h4>Tooltip</h4>
<div class="control-group">
<label class="checkbox">
<input type="checkbox" v-model="controls.showTooltip" />
<span>Enable Tooltip</span>
</label>
<label>
<span>Mode</span>
<select v-model="controls.tooltipMode" :disabled="!controls.showTooltip">
<option value="nearest">Nearest</option>
<option value="interpolated">Interpolated</option>
</select>
</label>
</div>
</div>

<!-- Animation Section -->
<div class="control-section">
<h4>Animation</h4>
<div class="control-group">
<label class="checkbox">
<input type="checkbox" v-model="controls.animate" />
<span>Enable Animation</span>
</label>
</div>
</div>

<!-- Line 1 Section -->
<div class="control-section">
<h4>Series A</h4>
Expand Down
Loading