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// Copyright (C) 2023 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.
import {TracePlugin} from '../../common/plugins';
import {Store} from '../../frontend/store';
import {EngineProxy, PluginContext} from '../../public';
interface ExampleState {
counter: number;
}
// This is just an example plugin, used to prove that the plugin system works.
class ExamplePlugin implements TracePlugin {
static migrate(_initialState: unknown): ExampleState {
return {counter: 0};
}
constructor(_store: Store<ExampleState>, _engine: EngineProxy) {
// No-op
}
dispose(): void {
// No-op
}
}
function activate(ctx: PluginContext) {
ctx.registerTracePluginFactory(ExamplePlugin);
}
export const plugin = {
pluginId: 'dev.perfetto.ExamplePlugin',
activate,
};
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