| // Copyright (C) 2019 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| export type Column = (StringColumn|TimestampColumn|NumberColumn|StateColumn)& |
| {title: string, columnId: string}; |
| |
| export interface StringColumn { |
| kind: 'STRING'; |
| data: Uint16Array; |
| } |
| |
| export interface TimestampColumn { |
| kind: 'TIMESTAMP_NS'; |
| data: Float64Array; |
| } |
| |
| export interface NumberColumn { |
| kind: 'NUMBER'; |
| data: Uint16Array; |
| } |
| |
| export interface StateColumn { |
| kind: 'STATE'; |
| data: Uint16Array; |
| } |
| |
| type TypedArrayConstructor = Uint16ArrayConstructor|Float64ArrayConstructor; |
| export interface ColumnDef { |
| title: string; |
| kind: string; |
| columnConstructor: TypedArrayConstructor; |
| columnId: string; |
| } |
| |
| export interface AggregateData { |
| tabName: string; |
| columns: Column[]; |
| // For string interning. |
| strings: string[]; |
| } |