From 9384f5399da39e53855beb8e7f8ded1aa56bf72e Mon Sep 17 00:00:00 2001 From: syuilo Date: Tue, 27 Dec 2022 14:36:33 +0900 Subject: rename: client -> frontend --- packages/frontend/src/scripts/chart-vline.ts | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 packages/frontend/src/scripts/chart-vline.ts (limited to 'packages/frontend/src/scripts/chart-vline.ts') diff --git a/packages/frontend/src/scripts/chart-vline.ts b/packages/frontend/src/scripts/chart-vline.ts new file mode 100644 index 0000000000..8e3c4436b2 --- /dev/null +++ b/packages/frontend/src/scripts/chart-vline.ts @@ -0,0 +1,21 @@ +export const chartVLine = (vLineColor: string) => ({ + id: 'vLine', + beforeDraw(chart, args, options) { + if (chart.tooltip?._active?.length) { + const activePoint = chart.tooltip._active[0]; + const ctx = chart.ctx; + const x = activePoint.element.x; + const topY = chart.scales.y.top; + const bottomY = chart.scales.y.bottom; + + ctx.save(); + ctx.beginPath(); + ctx.moveTo(x, bottomY); + ctx.lineTo(x, topY); + ctx.lineWidth = 1; + ctx.strokeStyle = vLineColor; + ctx.stroke(); + ctx.restore(); + } + }, +}); -- cgit v1.2.3-freya