1 /* 2 * Copyright (C) 2013 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; 18 19 import android.graphics.Rect; 20 import android.view.View; 21 22 import com.android.camera.ShutterButton.OnShutterButtonListener; 23 24 25 public interface PhotoController extends OnShutterButtonListener { 26 27 public static final int PREVIEW_STOPPED = 0; 28 public static final int IDLE = 1; // preview is active 29 // Focus is in progress. The exact focus state is in Focus.java. 30 public static final int FOCUSING = 2; 31 public static final int SNAPSHOT_IN_PROGRESS = 3; 32 // Switching between cameras. 33 public static final int SWITCHING_CAMERA = 4; 34 35 public void onZoomChanged(float requestedZoom); 36 37 public boolean isImageCaptureIntent(); 38 39 public boolean isCameraIdle(); 40 41 public void onCaptureDone(); 42 43 public void onCaptureCancelled(); 44 45 public void onCaptureRetake(); 46 47 public void cancelAutoFocus(); 48 49 public void stopPreview(); 50 51 public int getCameraState(); 52 53 public void onSingleTapUp(View view, int x, int y); 54 55 public void updatePreviewAspectRatio(float aspectRatio); 56 57 public void updateCameraOrientation(); 58 59 /** 60 * This is the callback when the UI or buffer holder for camera preview, 61 * such as {@link android.graphics.SurfaceTexture}, is ready to be used. 62 * The controller can start the camera preview after or in this callback. 63 */ 64 public void onPreviewUIReady(); 65 66 67 /** 68 * This is the callback when the UI or buffer holder for camera preview, 69 * such as {@link android.graphics.SurfaceTexture}, is being destroyed. 70 * The controller should try to stop the preview in this callback. 71 */ 72 public void onPreviewUIDestroyed(); 73 74 /********************** Capture animation **********************/ 75 76 /** 77 * Starts the pre-capture animation. 78 */ 79 public void startPreCaptureAnimation(); 80 81 } 82
