Method writeSnapshot

packages/sanddance-explorer/src/explorer.tsx:949–964

(snapshot: Snapshot, editIndex: number)

        }

        private writeSnapshot(snapshot: Snapshot, editIndex: number) {
            let { selectedSnapshotIndex } = this.state;
            let snapshots: Snapshot[];
            if (editIndex >= 0) {
                snapshots = [...this.state.snapshots];
                snapshots[editIndex] = snapshot;
                this.setState({ snapshots, selectedSnapshotIndex });
            } else {
                const note = snapshot.description;
                snapshots = this.state.snapshots.concat(snapshot);
                selectedSnapshotIndex = snapshots.length - 1;
                this.scrollSnapshotIntoView(selectedSnapshotIndex);
                this.setState({ sideTabId: SideTabId.Snapshots, snapshots, selectedSnapshotIndex, note });
            }
            this.props.onSnapshotsChanged && this.props.onSnapshotsChanged(snapshots);
        }

        public scrollSnapshotIntoView(selectedSnapshotIndex: number) {
            clearTimeout(this.scrollSnapshotTimer);