timeline

import {Fill, Easing, interpolate, useBrand, useFrame, useDesignScale} from "odori";

export type Milestone = {label: string; detail?: string};

export type TimelineProps = {
  milestones: Milestone[];
  headline?: string;
};

/**
 * Milestones along one measured axis. The axis draws first and the markers
 * land on it in order, so the spacing reads as time rather than as a list.
 */
export const Timeline = ({milestones, headline}: TimelineProps) => {
  const frame = useFrame();
  const brand = useBrand();
  const scale = useDesignScale();
  const axis = interpolate(frame, [8, 44], [0, 1], {easing: Easing.standard});

  return (
    <Fill style={{gap: 60 * scale, justifyContent: "center", padding: `${110 * scale}px ${120 * scale}px`}}>
      {headline ? (
        <div style={{fontSize: 58 * scale, fontWeight: 560, letterSpacing: "-0.04em", opacity: interpolate(frame, [0, 16], [0, 1])}}>
          {headline}
        </div>
      ) : null}
      <div style={{position: "relative"}}>
        <div
          style={{
            background: brand.colors.border,
            height: 2 * scale,
            transform: `scaleX(${axis})`,
            transformOrigin: "left",
            width: "100%",
          }}
        />
        <div style={{display: "flex", justifyContent: "space-between", marginTop: -12 * scale}}>
          {milestones.map((milestone, index) => {
            const at = 24 + index * 12;
            const enter = interpolate(frame, [at, at + 18], [0, 1], {easing: Easing.standard});
            return (
              <div key={milestone.label} style={{alignItems: "center", display: "grid", gap: 16 * scale, justifyItems: "center", opacity: enter}}>
                <span
                  style={{
                    background: index === milestones.length - 1 ? brand.colors.accent : brand.colors.foreground,
                    borderRadius: 999,
                    height: 22 * scale,
                    transform: `scale(${0.6 + enter * 0.4})`,
                    width: 22 * scale,
                  }}
                />
                <span style={{fontSize: 34 * scale, fontWeight: 540}}>{milestone.label}</span>
                {milestone.detail ? (
                  <span style={{color: brand.colors.muted, fontSize: 26 * scale}}>{milestone.detail}</span>
                ) : null}
              </div>
            );
          })}
        </div>
      </div>
    </Fill>
  );
};

import {defineComponentPreview} from "odori/preview";
import {Timeline} from "./timeline";

export default defineComponentPreview({
  title: "Timeline",
  category: "Narrative",
  description: "Milestones revealed along a measured temporal axis.",
  component: Timeline,
  canvas: {width: 1920, height: 1080, duration: "5s"},
  controls: {headline: {type: "text", defaultValue: "From idea to launch"}},
  examples: [
    {
      name: "Launch",
      props: {
        milestones: [
          {label: "Idea", detail: "one sentence"},
          {label: "Draft", detail: "scenes in place"},
          {label: "Review", detail: "contract tests"},
          {label: "Launch", detail: "one export"},
        ],
      },
    },
  ],
});

import {Scene, Video} from "odori";
import {Timeline} from "../components/timeline/timeline";

<Video>
  <Scene id="timeline" duration="5s">
    <Timeline
      milestones={[
        {
          label: "Idea",
          detail: "one sentence"
        },
        {
          label: "Draft",
          detail: "scenes in place"
        },
        {
          label: "Review",
          detail: "contract tests"
        },
        {
          label: "Launch",
          detail: "one export"
        }
      ]}
      headline="From idea to launch"
    />
  </Scene>
</Video>