Initial commit: timeline-elements-ui library

Angular 19 component library for timelines and event tracking: timeline, Gantt chart, event cards, date markers, connectors, and custom event templates. Includes signal-based services, SCSS design tokens with dark mode, and TypeScript type definitions. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-13 21:58:25 +10:00
commit a07edd485b
78 changed files with 7681 additions and 0 deletions
--- a/src/components/tl-timeline-item/tl-timeline-item.component.scss
+++ b/src/components/tl-timeline-item/tl-timeline-item.component.scss
@@ -0,0 +1,124 @@
+@use '../../styles/mixins' as *;
+
+.tl-timeline-item {
+  position: relative;
+  display: grid;
+  grid-template-columns: auto 1fr;
+  gap: var(--spacing-lg, 1.5rem);
+  padding: var(--spacing-md, 1rem) 0;
+
+  &::after {
+    @include tl-connector(solid);
+    left: calc(var(--tl-marker-size-md) / 2 - var(--tl-line-width) / 2);
+    top: calc(var(--tl-marker-size-md) + var(--spacing-md, 1rem));
+    bottom: calc(-1 * var(--spacing-md, 1rem));
+  }
+
+  &:last-child::after {
+    display: none;
+  }
+
+  &--animate {
+    animation: tl-slide-in 300ms ease-out;
+  }
+
+  &__marker {
+    @include tl-marker(md);
+  }
+
+  &__content {
+    min-width: 0;
+  }
+
+  &__card {
+    background: var(--color-bg-primary, #ffffff);
+    border: 1px solid var(--color-border-primary, #e5e7eb);
+    border-radius: var(--radius-lg, 0.5rem);
+    padding: var(--spacing-lg, 1.5rem);
+    transition: all var(--transition-normal, 200ms ease);
+  }
+
+  &__header {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    margin-bottom: var(--spacing-sm, 0.75rem);
+    gap: var(--spacing-md, 1rem);
+  }
+
+  &__title {
+    margin: 0;
+    font-size: var(--font-size-base, 1rem);
+    font-weight: var(--font-weight-semibold, 600);
+    color: var(--color-text-primary, #111827);
+    line-height: var(--line-height-snug, 1.375);
+    letter-spacing: var(--letter-spacing-tight, -0.025em);
+  }
+
+  &__time {
+    font-size: var(--font-size-xs, 0.75rem);
+    color: var(--color-text-muted, #9ca3af);
+    white-space: nowrap;
+    font-weight: var(--font-weight-medium, 500);
+  }
+
+  &__description {
+    margin: var(--spacing-xs, 0.5rem) 0 0;
+    font-size: var(--font-size-sm, 0.875rem);
+    color: var(--color-text-secondary, #6b7280);
+    line-height: var(--line-height-relaxed, 1.625);
+  }
+
+  &__tags {
+    display: flex;
+    flex-wrap: wrap;
+    gap: var(--spacing-xs, 0.5rem);
+    margin-top: var(--spacing-md, 1rem);
+  }
+
+  &__category {
+    margin-top: var(--spacing-md, 1rem);
+  }
+
+  // Status colors
+  &--completed .tl-timeline-item__marker {
+    background: var(--tl-status-completed);
+  }
+
+  &--active .tl-timeline-item__marker {
+    background: var(--tl-status-active);
+  }
+
+  &--pending .tl-timeline-item__marker {
+    background: var(--tl-status-pending);
+  }
+
+  &--error .tl-timeline-item__marker {
+    background: var(--tl-status-error);
+  }
+
+  &--warning .tl-timeline-item__marker {
+    background: var(--tl-status-warning);
+  }
+
+  // Alternating layout
+  .tl-timeline-item--alternating &:nth-child(even) {
+    grid-template-columns: 1fr auto;
+    direction: rtl;
+
+    .tl-timeline-item__content {
+      direction: ltr;
+    }
+  }
+}
+
+@keyframes tl-slide-in {
+  from {
+    opacity: 0;
+    transform: translateY(10px);
+  }
+  to {
+    opacity: 1;
+    transform: translateY(0);
+  }
+}