Implement capture animation (ae7ef761) · Commits · e / os / android_packages_apps_Gallery2

res/layout-land/camera_controls.xml

+2 −1

Original line number	Diff line number	Diff line
		@@ -59,11 +59,12 @@
		android:scaleType="center"
		android:src="@drawable/btn_new_shutter" />

		<View
		<ImageView
		android:id="@+id/preview_thumb"
		android:visibility="invisible"
		android:layout_width="@dimen/capture_size"
		android:layout_height="@dimen/capture_size"
		android:scaleType="centerInside"
		android:layout_gravity="top\|right" />

		</com.android.camera.ui.CameraControls>

res/layout-port/camera_controls.xml

+2 −1

Original line number	Diff line number	Diff line
		@@ -59,11 +59,12 @@
		android:scaleType="center"
		android:src="@drawable/btn_new_shutter" />

		<View
		<ImageView
		android:id="@+id/preview_thumb"
		android:visibility="invisible"
		android:layout_width="@dimen/capture_size"
		android:layout_height="@dimen/capture_size"
		android:scaleType="centerInside"
		android:layout_gravity="top\|right" />

		</com.android.camera.ui.CameraControls>
		No newline at end of file

res/layout/video_module.xml

+7 −0

Original line number	Diff line number	Diff line
		@@ -21,6 +21,13 @@
		android:id="@+id/preview_content"
		android:layout_width="match_parent"
		android:layout_height="match_parent" />
		<View
		android:id="@+id/flash_overlay"
		android:layout_width="match_parent"
		android:layout_height="match_parent"
		android:background="@android:color/white"
		android:visibility="gone"
		android:alpha="0" />
		<FrameLayout android:id="@+id/preview_border"
		android:layout_width="match_parent"
		android:layout_height="match_parent"

src/com/android/camera/AnimationManager.java

0 → 100644

+157 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2013 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.animation.Animator;
		import android.animation.AnimatorSet;
		import android.animation.ObjectAnimator;
		import android.view.View;

		/**
		* Class to handle animations.
		*/

		public class AnimationManager {

		public static final float FLASH_ALPHA_START = 0.3f;
		public static final float FLASH_ALPHA_END = 0f;
		public static final int FLASH_DURATION = 300;

		public static final int SHRINK_DURATION = 400;
		public static final int HOLD_DURATION = 2500;
		public static final int SLIDE_DURATION = 1100;

		private ObjectAnimator mFlashAnim;
		private AnimatorSet mCaptureAnimator;

		/**
		* Starts capture animation.
		* @param view a thumbnail view that shows a picture captured and gets animated
		*/
		public void startCaptureAnimation(final View view) {
		if (mCaptureAnimator != null && mCaptureAnimator.isStarted()) {
		mCaptureAnimator.cancel();
		}
		View parentView = (View) view.getParent();
		float slideDistance = (float) (parentView.getWidth() - view.getLeft());

		float scaleX = ((float) parentView.getWidth()) / ((float) view.getWidth());
		float scaleY = ((float) parentView.getHeight()) / ((float) view.getHeight());
		float scale = scaleX > scaleY ? scaleX : scaleY;

		int centerX = view.getLeft() + view.getWidth() / 2;
		int centerY = view.getTop() + view.getHeight() / 2;

		ObjectAnimator slide = ObjectAnimator.ofFloat(view, "translationX", 0f, slideDistance)
		.setDuration(AnimationManager.SLIDE_DURATION);
		slide.setStartDelay(AnimationManager.SHRINK_DURATION + AnimationManager.HOLD_DURATION);
		mCaptureAnimator = new AnimatorSet();
		mCaptureAnimator.playTogether(
		ObjectAnimator.ofFloat(view, "scaleX", scale, 1f)
		.setDuration(AnimationManager.SHRINK_DURATION),
		ObjectAnimator.ofFloat(view, "scaleY", scale, 1f)
		.setDuration(AnimationManager.SHRINK_DURATION),
		ObjectAnimator.ofFloat(view, "translationX",
		parentView.getWidth() / 2 - centerX, 0f)
		.setDuration(AnimationManager.SHRINK_DURATION),
		ObjectAnimator.ofFloat(view, "translationY",
		parentView.getHeight() / 2 - centerY, 0f)
		.setDuration(AnimationManager.SHRINK_DURATION),
		slide);
		mCaptureAnimator.addListener(new Animator.AnimatorListener() {
		@Override
		public void onAnimationStart(Animator animator) {
		view.setVisibility(View.VISIBLE);
		}

		@Override
		public void onAnimationEnd(Animator animator) {
		view.setScaleX(1f);
		view.setScaleX(1f);
		view.setTranslationX(0f);
		view.setTranslationY(0f);
		view.setVisibility(View.INVISIBLE);
		mCaptureAnimator.removeAllListeners();
		mCaptureAnimator = null;
		}

		@Override
		public void onAnimationCancel(Animator animator) {
		view.setVisibility(View.INVISIBLE);
		}

		@Override
		public void onAnimationRepeat(Animator animator) {
		// Do nothing.
		}
		});
		mCaptureAnimator.start();
		}

		/**
		* Starts flash animation.
		* @params flashOverlay the overlay that will animate on alpha to make the flash impression
		*/
		public void startFlashAnimation(final View flashOverlay) {
		// End the previous animation if the previous one is still running
		if (mFlashAnim != null && mFlashAnim.isRunning()) {
		mFlashAnim.cancel();
		}
		// Start new flash animation.
		mFlashAnim = ObjectAnimator.ofFloat(flashOverlay, "alpha",
		AnimationManager.FLASH_ALPHA_START, AnimationManager.FLASH_ALPHA_END);
		mFlashAnim.setDuration(AnimationManager.FLASH_DURATION);
		mFlashAnim.addListener(new Animator.AnimatorListener() {
		@Override
		public void onAnimationStart(Animator animator) {
		flashOverlay.setVisibility(View.VISIBLE);
		}

		@Override
		public void onAnimationEnd(Animator animator) {
		flashOverlay.setAlpha(0f);
		flashOverlay.setVisibility(View.GONE);
		mFlashAnim.removeAllListeners();
		mFlashAnim = null;
		}

		@Override
		public void onAnimationCancel(Animator animator) {
		// Do nothing.
		}

		@Override
		public void onAnimationRepeat(Animator animator) {
		// Do nothing.
		}
		});
		mFlashAnim.start();
		}

		/**
		* Cancels on-going flash animation and capture animation, if any.
		*/
		public void cancelAnimations() {
		// End the previous animation if the previous one is still running
		if (mFlashAnim != null && mFlashAnim.isRunning()) {
		mFlashAnim.cancel();
		}
		if (mCaptureAnimator != null && mCaptureAnimator.isStarted()) {
		mCaptureAnimator.cancel();
		}
		}
		}
		No newline at end of file

src/com/android/camera/PhotoModule.java

+15 −36

Original line number	Diff line number	Diff line
		@@ -104,7 +104,6 @@ public class PhotoModule
		private static final int START_PREVIEW_DONE = 10;
		private static final int OPEN_CAMERA_FAIL = 11;
		private static final int CAMERA_DISABLED = 12;
		private static final int CAPTURE_ANIMATION_DONE = 13;

		// The subset of parameters we need to update in setCameraParameters().
		private static final int UPDATE_PARAM_INITIALIZE = 1;
		@@ -171,13 +170,6 @@ public class PhotoModule
		}
		};

		private Runnable mFlashRunnable = new Runnable() {
		@Override
		public void run() {
		animateFlash();
		}
		};

		private final StringBuilder mBuilder = new StringBuilder();
		private final Formatter mFormatter = new Formatter(mBuilder);
		private final Object[] mFormatterArgs = new Object[1];
		@@ -395,10 +387,6 @@ public class PhotoModule
		R.string.camera_disabled);
		break;
		}
		case CAPTURE_ANIMATION_DONE: {
		mUI.enablePreviewThumb(false);
		break;
		}
		}
		}
		}
		@@ -685,10 +673,10 @@ public class PhotoModule
		private final class ShutterCallback
		implements CameraShutterCallback {

		private boolean mAnimateFlash;
		private boolean mNeedsAnimation;

		public ShutterCallback(boolean animateFlash) {
		mAnimateFlash = animateFlash;
		public ShutterCallback(boolean needsAnimation) {
		mNeedsAnimation = needsAnimation;
		}

		@Override
		@@ -696,8 +684,13 @@ public class PhotoModule
		mShutterCallbackTime = System.currentTimeMillis();
		mShutterLag = mShutterCallbackTime - mCaptureStartTime;
		Log.v(TAG, "mShutterLag = " + mShutterLag + "ms");
		if (mAnimateFlash) {
		mActivity.runOnUiThread(mFlashRunnable);
		if (mNeedsAnimation) {
		mActivity.runOnUiThread(new Runnable() {
		@Override
		public void run() {
		animateAfterShutter();
		}
		});
		}
		}
		}
		@@ -736,9 +729,11 @@ public class PhotoModule
		if (mPaused) {
		return;
		}
		//TODO: We should show the picture taken rather than frozen preview here
		if (mIsImageCaptureIntent) {
		stopPreview();
		} else {
		// Animate capture with real jpeg data instead of a preview frame.
		mUI.animateCapture(jpegData);
		}
		if (mSceneMode == Util.SCENE_MODE_HDR) {
		mUI.showSwitcher();
		@@ -763,18 +758,6 @@ public class PhotoModule
		Log.v(TAG, "mPictureDisplayedToJpegCallbackTime = "
		+ mPictureDisplayedToJpegCallbackTime + "ms");

		/*TODO:
		// Only animate when in full screen capture mode
		// i.e. If monkey/a user swipes to the gallery during picture taking,
		// don't show animation
		if (ApiHelper.HAS_SURFACE_TEXTURE && !mIsImageCaptureIntent
		&& mActivity.mShowCameraAppView) {
		// Finish capture animation
		mHandler.removeMessages(CAPTURE_ANIMATION_DONE);
		((CameraScreenNail) mActivity.mCameraScreenNail).animateSlide();
		mHandler.sendEmptyMessageDelayed(CAPTURE_ANIMATION_DONE,
		CaptureAnimManager.getAnimationDuration());
		} */
		mFocusManager.updateFocusUI(); // Ensure focus indicator is hidden.
		if (!mIsImageCaptureIntent) {
		if (ApiHelper.CAN_START_PREVIEW_IN_JPEG_CALLBACK) {
		@@ -920,16 +903,12 @@ public class PhotoModule
		}
		}

		private void animateFlash() {
		private void animateAfterShutter() {
		// Only animate when in full screen capture mode
		// i.e. If monkey/a user swipes to the gallery during picture taking,
		// don't show animation
		if (!mIsImageCaptureIntent) {
		mUI.animateFlash();

		// TODO: mUI.enablePreviewThumb(true);
		// mHandler.sendEmptyMessageDelayed(CAPTURE_ANIMATION_DONE,
		// CaptureAnimManager.getAnimationDuration());
		}
		}

		@@ -949,7 +928,7 @@ public class PhotoModule
		final boolean animateBefore = (mSceneMode == Util.SCENE_MODE_HDR);

		if (animateBefore) {
		animateFlash();
		animateAfterShutter();
		}

		// Set rotation and gps data.