+++ /dev/null
-/*
- * Copyright (C) 2009 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.
- */
-
-package com.android.camera;
-
-import android.content.BroadcastReceiver;
-import android.content.Context;
-import android.content.Intent;
-import android.content.IntentFilter;
-import android.graphics.Bitmap;
-import android.graphics.BitmapFactory;
-import android.graphics.Rect;
-import android.hardware.Camera.Parameters;
-import android.net.Uri;
-import android.os.Bundle;
-import android.os.Handler;
-import android.os.Message;
-import android.view.KeyEvent;
-import android.view.View;
-import android.view.Window;
-import android.view.WindowManager;
-import android.view.animation.AlphaAnimation;
-import android.view.animation.Animation;
-import android.view.animation.DecelerateInterpolator;
-
-import com.android.camera.ui.LayoutChangeNotifier;
-import com.android.camera.ui.PopupManager;
-import com.android.gallery3d.R;
-import com.android.gallery3d.app.AbstractGalleryActivity;
-import com.android.gallery3d.app.AppBridge;
-import com.android.gallery3d.app.FilmstripPage;
-import com.android.gallery3d.app.GalleryActionBar;
-import com.android.gallery3d.app.PhotoPage;
-import com.android.gallery3d.common.ApiHelper;
-import com.android.gallery3d.ui.ScreenNail;
-import com.android.gallery3d.util.MediaSetUtils;
-
-/**
- * Superclass of camera activity.
- */
-public abstract class ActivityBase extends AbstractGalleryActivity
- implements LayoutChangeNotifier.Listener {
-
- private static final String TAG = "ActivityBase";
- private static final int CAMERA_APP_VIEW_TOGGLE_TIME = 100; // milliseconds
- private static final String INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE =
- "android.media.action.STILL_IMAGE_CAMERA_SECURE";
- public static final String ACTION_IMAGE_CAPTURE_SECURE =
- "android.media.action.IMAGE_CAPTURE_SECURE";
- // The intent extra for camera from secure lock screen. True if the gallery
- // should only show newly captured pictures. sSecureAlbumId does not
- // increment. This is used when switching between camera, camcorder, and
- // panorama. If the extra is not set, it is in the normal camera mode.
- public static final String SECURE_CAMERA_EXTRA = "secure_camera";
-
- private int mResultCodeForTesting;
- private Intent mResultDataForTesting;
- private OnScreenHint mStorageHint;
- private View mSingleTapArea;
-
- protected boolean mOpenCameraFail;
- protected boolean mCameraDisabled;
- protected CameraManager.CameraProxy mCameraDevice;
- protected Parameters mParameters;
- // The activity is paused. The classes that extend this class should set
- // mPaused the first thing in onResume/onPause.
- protected boolean mPaused;
- protected GalleryActionBar mActionBar;
-
- // multiple cameras support
- protected int mNumberOfCameras;
- protected int mCameraId;
- // The activity is going to switch to the specified camera id. This is
- // needed because texture copy is done in GL thread. -1 means camera is not
- // switching.
- protected int mPendingSwitchCameraId = -1;
-
- protected MyAppBridge mAppBridge;
- protected ScreenNail mCameraScreenNail; // This shows camera preview.
- // The view containing only camera related widgets like control panel,
- // indicator bar, focus indicator and etc.
- protected View mCameraAppView;
- protected boolean mShowCameraAppView = true;
- private Animation mCameraAppViewFadeIn;
- private Animation mCameraAppViewFadeOut;
- // Secure album id. This should be incremented every time the camera is
- // launched from the secure lock screen. The id should be the same when
- // switching between camera, camcorder, and panorama.
- protected static int sSecureAlbumId;
- // True if the camera is started from secure lock screen.
- protected boolean mSecureCamera;
- private static boolean sFirstStartAfterScreenOn = true;
-
- private long mStorageSpace = Storage.LOW_STORAGE_THRESHOLD;
- private static final int UPDATE_STORAGE_HINT = 0;
- private final Handler mHandler = new Handler() {
- @Override
- public void handleMessage(Message msg) {
- switch (msg.what) {
- case UPDATE_STORAGE_HINT:
- updateStorageHint();
- return;
- }
- }
- };
-
- private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
- @Override
- public void onReceive(Context context, Intent intent) {
- String action = intent.getAction();
- if (action.equals(Intent.ACTION_MEDIA_MOUNTED)
- || action.equals(Intent.ACTION_MEDIA_UNMOUNTED)
- || action.equals(Intent.ACTION_MEDIA_CHECKING)
- || action.equals(Intent.ACTION_MEDIA_SCANNER_FINISHED)) {
- updateStorageSpaceAndHint();
- }
- }
- };
-
- // close activity when screen turns off
- private BroadcastReceiver mScreenOffReceiver = new BroadcastReceiver() {
- @Override
- public void onReceive(Context context, Intent intent) {
- finish();
- }
- };
-
- private static BroadcastReceiver sScreenOffReceiver;
- private static class ScreenOffReceiver extends BroadcastReceiver {
- @Override
- public void onReceive(Context context, Intent intent) {
- sFirstStartAfterScreenOn = true;
- }
- }
-
- public static boolean isFirstStartAfterScreenOn() {
- return sFirstStartAfterScreenOn;
- }
-
- public static void resetFirstStartAfterScreenOn() {
- sFirstStartAfterScreenOn = false;
- }
-
- protected class CameraOpenThread extends Thread {
- @Override
- public void run() {
- try {
- mCameraDevice = Util.openCamera(ActivityBase.this, mCameraId);
- mParameters = mCameraDevice.getParameters();
- } catch (CameraHardwareException e) {
- mOpenCameraFail = true;
- } catch (CameraDisabledException e) {
- mCameraDisabled = true;
- }
- }
- }
-
- @Override
- public void onCreate(Bundle icicle) {
- super.disableToggleStatusBar();
- // Set a theme with action bar. It is not specified in manifest because
- // we want to hide it by default. setTheme must happen before
- // setContentView.
- //
- // This must be set before we call super.onCreate(), where the window's
- // background is removed.
- setTheme(R.style.Theme_Gallery);
- getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
- if (ApiHelper.HAS_ACTION_BAR) {
- requestWindowFeature(Window.FEATURE_ACTION_BAR_OVERLAY);
- } else {
- requestWindowFeature(Window.FEATURE_NO_TITLE);
- }
-
- // Check if this is in the secure camera mode.
- Intent intent = getIntent();
- String action = intent.getAction();
- if (INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE.equals(action)) {
- mSecureCamera = true;
- // Use a new album when this is started from the lock screen.
- sSecureAlbumId++;
- } else if (ACTION_IMAGE_CAPTURE_SECURE.equals(action)) {
- mSecureCamera = true;
- } else {
- mSecureCamera = intent.getBooleanExtra(SECURE_CAMERA_EXTRA, false);
- }
- if (mSecureCamera) {
- IntentFilter filter = new IntentFilter(Intent.ACTION_SCREEN_OFF);
- registerReceiver(mScreenOffReceiver, filter);
- if (sScreenOffReceiver == null) {
- sScreenOffReceiver = new ScreenOffReceiver();
- getApplicationContext().registerReceiver(sScreenOffReceiver, filter);
- }
- }
- super.onCreate(icicle);
- }
-
- public boolean isPanoramaActivity() {
- return false;
- }
-
- @Override
- protected void onResume() {
- super.onResume();
-
- installIntentFilter();
- if (updateStorageHintOnResume()) {
- updateStorageSpace();
- mHandler.sendEmptyMessageDelayed(UPDATE_STORAGE_HINT, 200);
- }
- }
-
- @Override
- protected void onPause() {
- super.onPause();
-
- if (mStorageHint != null) {
- mStorageHint.cancel();
- mStorageHint = null;
- }
-
- unregisterReceiver(mReceiver);
- }
-
- @Override
- public void setContentView(int layoutResID) {
- super.setContentView(layoutResID);
- // getActionBar() should be after setContentView
- mActionBar = new GalleryActionBar(this);
- mActionBar.hide();
- }
-
- @Override
- public boolean onSearchRequested() {
- return false;
- }
-
- @Override
- public boolean onKeyDown(int keyCode, KeyEvent event) {
- // Prevent software keyboard or voice search from showing up.
- if (keyCode == KeyEvent.KEYCODE_SEARCH
- || keyCode == KeyEvent.KEYCODE_MENU) {
- if (event.isLongPress()) return true;
- }
- if (keyCode == KeyEvent.KEYCODE_MENU && mShowCameraAppView) {
- return true;
- }
-
- return super.onKeyDown(keyCode, event);
- }
-
- @Override
- public boolean onKeyUp(int keyCode, KeyEvent event) {
- if (keyCode == KeyEvent.KEYCODE_MENU && mShowCameraAppView) {
- return true;
- }
- return super.onKeyUp(keyCode, event);
- }
-
- protected void setResultEx(int resultCode) {
- mResultCodeForTesting = resultCode;
- setResult(resultCode);
- }
-
- protected void setResultEx(int resultCode, Intent data) {
- mResultCodeForTesting = resultCode;
- mResultDataForTesting = data;
- setResult(resultCode, data);
- }
-
- public int getResultCode() {
- return mResultCodeForTesting;
- }
-
- public Intent getResultData() {
- return mResultDataForTesting;
- }
-
- @Override
- protected void onDestroy() {
- PopupManager.removeInstance(this);
- if (mSecureCamera) unregisterReceiver(mScreenOffReceiver);
- super.onDestroy();
- }
-
- protected void installIntentFilter() {
- // install an intent filter to receive SD card related events.
- IntentFilter intentFilter =
- new IntentFilter(Intent.ACTION_MEDIA_MOUNTED);
- intentFilter.addAction(Intent.ACTION_MEDIA_UNMOUNTED);
- intentFilter.addAction(Intent.ACTION_MEDIA_SCANNER_FINISHED);
- intentFilter.addAction(Intent.ACTION_MEDIA_CHECKING);
- intentFilter.addDataScheme("file");
- registerReceiver(mReceiver, intentFilter);
- }
-
- protected void updateStorageSpace() {
- mStorageSpace = Storage.getAvailableSpace();
- }
-
- protected long getStorageSpace() {
- return mStorageSpace;
- }
-
- protected void updateStorageSpaceAndHint() {
- updateStorageSpace();
- updateStorageHint(mStorageSpace);
- }
-
- protected void updateStorageHint() {
- updateStorageHint(mStorageSpace);
- }
-
- protected boolean updateStorageHintOnResume() {
- return true;
- }
-
- protected void updateStorageHint(long storageSpace) {
- String message = null;
- if (storageSpace == Storage.UNAVAILABLE) {
- message = getString(R.string.no_storage);
- } else if (storageSpace == Storage.PREPARING) {
- message = getString(R.string.preparing_sd);
- } else if (storageSpace == Storage.UNKNOWN_SIZE) {
- message = getString(R.string.access_sd_fail);
- } else if (storageSpace <= Storage.LOW_STORAGE_THRESHOLD) {
- message = getString(R.string.spaceIsLow_content);
- }
-
- if (message != null) {
- if (mStorageHint == null) {
- mStorageHint = OnScreenHint.makeText(this, message);
- } else {
- mStorageHint.setText(message);
- }
- mStorageHint.show();
- } else if (mStorageHint != null) {
- mStorageHint.cancel();
- mStorageHint = null;
- }
- }
-
- public void gotoGallery() {
- // Move the next picture with capture animation. "1" means next.
- mAppBridge.switchWithCaptureAnimation(1);
- }
-
- // Call this after setContentView.
- public ScreenNail createCameraScreenNail(boolean getPictures) {
- mCameraAppView = findViewById(R.id.camera_app_root);
- Bundle data = new Bundle();
- String path;
- if (getPictures) {
- if (mSecureCamera) {
- path = "/secure/all/" + sSecureAlbumId;
- } else {
- path = "/local/all/" + MediaSetUtils.CAMERA_BUCKET_ID;
- }
- } else {
- path = "/local/all/0"; // Use 0 so gallery does not show anything.
- }
- data.putString(PhotoPage.KEY_MEDIA_SET_PATH, path);
- data.putString(PhotoPage.KEY_MEDIA_ITEM_PATH, path);
- data.putBoolean(PhotoPage.KEY_SHOW_WHEN_LOCKED, mSecureCamera);
-
- // Send an AppBridge to gallery to enable the camera preview.
- if (mAppBridge != null) {
- mCameraScreenNail.recycle();
- }
- mAppBridge = new MyAppBridge();
- data.putParcelable(PhotoPage.KEY_APP_BRIDGE, mAppBridge);
- if (getStateManager().getStateCount() == 0) {
- getStateManager().startState(FilmstripPage.class, data);
- } else {
- getStateManager().switchState(getStateManager().getTopState(),
- FilmstripPage.class, data);
- }
- mCameraScreenNail = mAppBridge.getCameraScreenNail();
- return mCameraScreenNail;
- }
-
- // Call this after setContentView.
- protected ScreenNail reuseCameraScreenNail(boolean getPictures) {
- mCameraAppView = findViewById(R.id.camera_app_root);
- Bundle data = new Bundle();
- String path;
- if (getPictures) {
- if (mSecureCamera) {
- path = "/secure/all/" + sSecureAlbumId;
- } else {
- path = "/local/all/" + MediaSetUtils.CAMERA_BUCKET_ID;
- }
- } else {
- path = "/local/all/0"; // Use 0 so gallery does not show anything.
- }
- data.putString(PhotoPage.KEY_MEDIA_SET_PATH, path);
- data.putString(PhotoPage.KEY_MEDIA_ITEM_PATH, path);
- data.putBoolean(PhotoPage.KEY_SHOW_WHEN_LOCKED, mSecureCamera);
-
- // Send an AppBridge to gallery to enable the camera preview.
- if (mAppBridge == null) {
- mAppBridge = new MyAppBridge();
- }
- data.putParcelable(PhotoPage.KEY_APP_BRIDGE, mAppBridge);
- if (getStateManager().getStateCount() == 0) {
- getStateManager().startState(FilmstripPage.class, data);
- }
- mCameraScreenNail = mAppBridge.getCameraScreenNail();
- return mCameraScreenNail;
- }
-
- private class HideCameraAppView implements Animation.AnimationListener {
- @Override
- public void onAnimationEnd(Animation animation) {
- // We cannot set this as GONE because we want to receive the
- // onLayoutChange() callback even when we are invisible.
- mCameraAppView.setVisibility(View.INVISIBLE);
- }
-
- @Override
- public void onAnimationRepeat(Animation animation) {
- }
-
- @Override
- public void onAnimationStart(Animation animation) {
- }
- }
-
- protected void updateCameraAppView() {
- // Initialize the animation.
- if (mCameraAppViewFadeIn == null) {
- mCameraAppViewFadeIn = new AlphaAnimation(0f, 1f);
- mCameraAppViewFadeIn.setDuration(CAMERA_APP_VIEW_TOGGLE_TIME);
- mCameraAppViewFadeIn.setInterpolator(new DecelerateInterpolator());
-
- mCameraAppViewFadeOut = new AlphaAnimation(1f, 0f);
- mCameraAppViewFadeOut.setDuration(CAMERA_APP_VIEW_TOGGLE_TIME);
- mCameraAppViewFadeOut.setInterpolator(new DecelerateInterpolator());
- mCameraAppViewFadeOut.setAnimationListener(new HideCameraAppView());
- }
-
- if (mShowCameraAppView) {
- mCameraAppView.setVisibility(View.VISIBLE);
- // The "transparent region" is not recomputed when a sibling of
- // SurfaceView changes visibility (unless it involves GONE). It's
- // been broken since 1.0. Call requestLayout to work around it.
- mCameraAppView.requestLayout();
- mCameraAppView.startAnimation(mCameraAppViewFadeIn);
- } else {
- mCameraAppView.startAnimation(mCameraAppViewFadeOut);
- }
- }
-
- protected void onFullScreenChanged(boolean full) {
- if (mShowCameraAppView == full) return;
- mShowCameraAppView = full;
- if (mPaused || isFinishing()) return;
- updateCameraAppView();
- }
-
- @Override
- public GalleryActionBar getGalleryActionBar() {
- return mActionBar;
- }
-
- // Preview frame layout has changed.
- @Override
- public void onLayoutChange(View v, int left, int top, int right, int bottom) {
- if (mAppBridge == null) return;
-
- int width = right - left;
- int height = bottom - top;
- if (ApiHelper.HAS_SURFACE_TEXTURE) {
- CameraScreenNail screenNail = (CameraScreenNail) mCameraScreenNail;
- if (Util.getDisplayRotation(this) % 180 == 0) {
- screenNail.setPreviewFrameLayoutSize(width, height);
- } else {
- // Swap the width and height. Camera screen nail draw() is based on
- // natural orientation, not the view system orientation.
- screenNail.setPreviewFrameLayoutSize(height, width);
- }
- notifyScreenNailChanged();
- }
- }
-
- protected void setSingleTapUpListener(View singleTapArea) {
- mSingleTapArea = singleTapArea;
- }
-
- private boolean onSingleTapUp(int x, int y) {
- // Ignore if listener is null or the camera control is invisible.
- if (mSingleTapArea == null || !mShowCameraAppView) return false;
-
- int[] relativeLocation = Util.getRelativeLocation((View) getGLRoot(),
- mSingleTapArea);
- x -= relativeLocation[0];
- y -= relativeLocation[1];
- if (x >= 0 && x < mSingleTapArea.getWidth() && y >= 0
- && y < mSingleTapArea.getHeight()) {
- onSingleTapUp(mSingleTapArea, x, y);
- return true;
- }
- return false;
- }
-
- protected void onSingleTapUp(View view, int x, int y) {
- }
-
- public void setSwipingEnabled(boolean enabled) {
- mAppBridge.setSwipingEnabled(enabled);
- }
-
- public void notifyScreenNailChanged() {
- mAppBridge.notifyScreenNailChanged();
- }
-
- protected void onPreviewTextureCopied() {
- }
-
- protected void onCaptureTextureCopied() {
- }
-
- protected void addSecureAlbumItemIfNeeded(boolean isVideo, Uri uri) {
- if (mSecureCamera) {
- int id = Integer.parseInt(uri.getLastPathSegment());
- mAppBridge.addSecureAlbumItem(isVideo, id);
- }
- }
-
- public boolean isSecureCamera() {
- return mSecureCamera;
- }
-
- //////////////////////////////////////////////////////////////////////////
- // The is the communication interface between the Camera Application and
- // the Gallery PhotoPage.
- //////////////////////////////////////////////////////////////////////////
-
- class MyAppBridge extends AppBridge implements CameraScreenNail.Listener {
- @SuppressWarnings("hiding")
- private ScreenNail mCameraScreenNail;
- private Server mServer;
-
- @Override
- public ScreenNail attachScreenNail() {
- if (mCameraScreenNail == null) {
- if (ApiHelper.HAS_SURFACE_TEXTURE) {
- mCameraScreenNail = new CameraScreenNail(this, ActivityBase.this);
- } else {
- Bitmap b = BitmapFactory.decodeResource(getResources(),
- R.drawable.wallpaper_picker_preview);
- mCameraScreenNail = new StaticBitmapScreenNail(b);
- }
- }
- return mCameraScreenNail;
- }
-
- @Override
- public void detachScreenNail() {
- mCameraScreenNail = null;
- }
-
- public ScreenNail getCameraScreenNail() {
- return mCameraScreenNail;
- }
-
- // Return true if the tap is consumed.
- @Override
- public boolean onSingleTapUp(int x, int y) {
- return ActivityBase.this.onSingleTapUp(x, y);
- }
-
- // This is used to notify that the screen nail will be drawn in full screen
- // or not in next draw() call.
- @Override
- public void onFullScreenChanged(boolean full) {
- ActivityBase.this.onFullScreenChanged(full);
- }
-
- @Override
- public void requestRender() {
- getGLRoot().requestRenderForced();
- }
-
- @Override
- public void onPreviewTextureCopied() {
- ActivityBase.this.onPreviewTextureCopied();
- }
-
- @Override
- public void onCaptureTextureCopied() {
- ActivityBase.this.onCaptureTextureCopied();
- }
-
- @Override
- public void setServer(Server s) {
- mServer = s;
- }
-
- @Override
- public boolean isPanorama() {
- return ActivityBase.this.isPanoramaActivity();
- }
-
- @Override
- public boolean isStaticCamera() {
- return !ApiHelper.HAS_SURFACE_TEXTURE;
- }
-
- public void addSecureAlbumItem(boolean isVideo, int id) {
- if (mServer != null) mServer.addSecureAlbumItem(isVideo, id);
- }
-
- private void setCameraRelativeFrame(Rect frame) {
- if (mServer != null) mServer.setCameraRelativeFrame(frame);
- }
-
- private void switchWithCaptureAnimation(int offset) {
- if (mServer != null) mServer.switchWithCaptureAnimation(offset);
- }
-
- private void setSwipingEnabled(boolean enabled) {
- if (mServer != null) mServer.setSwipingEnabled(enabled);
- }
-
- private void notifyScreenNailChanged() {
- if (mServer != null) mServer.notifyScreenNailChanged();
- }
- }
-}
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