Per-chart export: copy/download spec and PNG/SVG from the preview header

2026-08-08 02:02:33 +00:00 · 2026-06-10 18:30:31 +03:00
parent cad19445b0
commit 1791ee9f8d
15 changed files with 921 additions and 33 deletions
@@ -0,0 +1,132 @@
+/* ChartExport — per-chart export disclosure in the Live Preview header (spec §08). */
+
+.wrap {
+  position: relative;
+  display: inline-flex;
+}
+
+/* Trigger — a compact ghost button (icon + label), matching the header utilities. */
+.trigger {
+  display: inline-flex;
+  align-items: center;
+  gap: var(--space-2);
+  height: 28px;
+  padding: 0 var(--space-3);
+  border: var(--border-width) solid transparent;
+  border-radius: var(--radius);
+  background: transparent;
+  color: var(--text-secondary);
+  font: inherit;
+  font-size: 13px;
+  cursor: pointer;
+  transition:
+    background var(--dur-fast) var(--ease),
+    color var(--dur-fast) var(--ease);
+}
+
+.trigger:hover:not(:disabled) {
+  background: var(--layer-01);
+  color: var(--text);
+}
+
+.trigger[aria-expanded='true'] {
+  background: var(--layer-02);
+  color: var(--text);
+}
+
+.trigger:focus-visible {
+  outline: 2px solid var(--focus);
+  outline-offset: 1px;
+}
+
+.trigger:disabled {
+  opacity: 0.45;
+  cursor: not-allowed;
+}
+
+.triggerIcon {
+  color: currentColor;
+}
+
+/* The disclosed panel — portaled to <body>, positioned `fixed` (top/right set
+   inline) so it escapes the panes' overflow clipping. Mirrors SettingsPopover. */
+.pop {
+  position: fixed;
+  z-index: 1000;
+  display: flex;
+  flex-direction: column;
+  min-width: 264px;
+  max-width: min(320px, 92vw);
+  padding: var(--space-3);
+  background: var(--layer-01);
+  border: var(--border-width) solid var(--border-strong);
+  border-radius: var(--radius);
+  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
+}
+
+.groupTitle {
+  margin: var(--space-3) 0 var(--space-1);
+  padding: 0 var(--space-2);
+  font-size: 11px;
+  font-weight: 600;
+  letter-spacing: 0.06em;
+  text-transform: uppercase;
+  color: var(--text-secondary);
+}
+
+/* The first group heading sits flush with the panel top. */
+.groupTitle:first-child {
+  margin-top: 0;
+}
+
+/* Action rows — full-width, left-aligned ghost buttons. */
+.action {
+  display: flex;
+  align-items: baseline;
+  justify-content: space-between;
+  gap: var(--space-3);
+  width: 100%;
+  padding: var(--space-2) var(--space-2);
+  border: var(--border-width) solid transparent;
+  border-radius: var(--radius);
+  background: transparent;
+  color: var(--text);
+  font: inherit;
+  font-size: 13px;
+  text-align: left;
+  cursor: pointer;
+  transition: background var(--dur-fast) var(--ease);
+}
+
+.action:hover:not(:disabled) {
+  background: var(--layer-02);
+}
+
+.action:focus-visible {
+  outline: 2px solid var(--focus);
+  outline-offset: -1px;
+}
+
+.action:disabled {
+  color: var(--text-placeholder);
+  cursor: not-allowed;
+}
+
+/* The monospace extension hint, trailing the JSON action. */
+.ext {
+  font-family: var(--font-mono);
+  font-size: 11px;
+  color: var(--text-secondary);
+}
+
+.action:disabled .ext {
+  color: inherit;
+}
+
+.hint {
+  margin: var(--space-2) 0 0;
+  padding: 0 var(--space-2);
+  font-size: 11px;
+  line-height: 1.4;
+  color: var(--text-secondary);
+}