/
gesture.handler.js
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/
gesture.handler.js
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// Copyright 2023 The MediaPipe Authors.
// 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.
// ---------------------------------------------------------------------------------------- //
// A reducer function that handles state updates based on dispatched actions
// import action types
import { GEST_ASSIGN, FINLOCK_ASSIGN, INIT_ASSIGN } from "./gesture.forms";
// define `initialState` object for Redux store, containing these three props
const initialState = {
gesture: null, finger_locx: null, loaded: false,
};
const gestureHandler = (state = initialState, action) => { // `state` is current state of Redux store, `action` is dispatched action
switch (action.type) {
case GEST_ASSIGN:
return {
...state,
gesture: action.payload,
};
case FINLOCK_ASSIGN:
return {
...state,
finger_locx: action.payload,
};
case INIT_ASSIGN:
return {
...state,
loaded: true,
};
default:
return state;
}
};
// export the reducer function
export default gestureHandler;