1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.camera.ui; 18 19 import com.android.camera.R; 20 21 import android.content.Context; 22 import android.util.AttributeSet; 23 import android.view.View; 24 25 // A view that indicates the focus area or the metering area. 26 public class FocusIndicatorView extends View implements FocusIndicator { 27 public FocusIndicatorView(Context context, AttributeSet attrs) { 28 super(context, attrs); 29 } 30 31 private void setDrawable(int resid) { 32 setBackgroundDrawable(getResources().getDrawable(resid)); 33 } 34 35 @Override 36 public void showStart() { 37 setDrawable(R.drawable.ic_focus_focusing); 38 } 39 40 @Override 41 public void showSuccess() { 42 setDrawable(R.drawable.ic_focus_focused); 43 } 44 45 @Override 46 public void showFail() { 47 setDrawable(R.drawable.ic_focus_failed); 48 } 49 50 @Override 51 public void clear() { 52 setBackgroundDrawable(null); 53 } 54 } 55