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49 lines
1.5 KiB
49 lines
1.5 KiB
/*
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* Copyright (C) 2010 ZXing authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.geogle.zxing.camera;
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import android.hardware.Camera;
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import android.os.Handler;
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import android.os.Message;
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import android.util.Log;
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final class AutoFocusCallback implements Camera.AutoFocusCallback {
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private static final String TAG = AutoFocusCallback.class.getSimpleName();
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private static final long AUTOFOCUS_INTERVAL_MS = 1500L;
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private Handler autoFocusHandler;
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private int autoFocusMessage;
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void setHandler(Handler autoFocusHandler, int autoFocusMessage) {
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this.autoFocusHandler = autoFocusHandler;
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this.autoFocusMessage = autoFocusMessage;
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}
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public void onAutoFocus(boolean success, Camera camera) {
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if (autoFocusHandler != null) {
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Message message = autoFocusHandler.obtainMessage(autoFocusMessage, success);
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autoFocusHandler.sendMessageDelayed(message, AUTOFOCUS_INTERVAL_MS);
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autoFocusHandler = null;
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} else {
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Log.d(TAG, "Got auto-focus callback, but no handler for it");
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}
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}
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}
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