Animate between camera modules
Bug: 7265781
Change-Id: Id226392fc1b14ebe5374d1952c830c960c5588d1
diff --git a/src/com/android/camera/CameraActivity.java b/src/com/android/camera/CameraActivity.java
index 731b9f5..9e644e9 100644
--- a/src/com/android/camera/CameraActivity.java
+++ b/src/com/android/camera/CameraActivity.java
@@ -16,6 +16,9 @@
package com.android.camera;
+import android.animation.Animator;
+import android.animation.AnimatorListenerAdapter;
+import android.animation.ObjectAnimator;
import android.content.Context;
import android.content.Intent;
import android.content.res.Configuration;
@@ -135,34 +138,79 @@
}
}
+ private ObjectAnimator mCameraSwitchAnimator;
+
@Override
- public void onCameraSelected(int i) {
+ public void onCameraSelected(final int i) {
if (mPaused) return;
if (i != mCurrentModuleIndex) {
mPaused = true;
- boolean canReuse = canReuseScreenNail();
- CameraHolder.instance().keep();
- closeModule(mCurrentModule);
- mCurrentModuleIndex = i;
- switch (i) {
- case VIDEO_MODULE_INDEX:
- mCurrentModule = new VideoModule();
- break;
- case PHOTO_MODULE_INDEX:
- mCurrentModule = new PhotoModule();
- break;
- case PANORAMA_MODULE_INDEX:
- mCurrentModule = new PanoramaModule();
- break;
- case LIGHTCYCLE_MODULE_INDEX:
- mCurrentModule = LightCycleHelper.createPanoramaModule();
- break;
+ CameraScreenNail screenNail = getCameraScreenNail();
+ if (screenNail != null) {
+ if (mCameraSwitchAnimator != null && mCameraSwitchAnimator.isRunning()) {
+ mCameraSwitchAnimator.cancel();
+ }
+ mCameraSwitchAnimator = ObjectAnimator.ofFloat(
+ screenNail, "alpha", screenNail.getAlpha(), 0f);
+ mCameraSwitchAnimator.addListener(new AnimatorListenerAdapter() {
+ @Override
+ public void onAnimationEnd(Animator animation) {
+ super.onAnimationEnd(animation);
+ doChangeCamera(i);
+ }
+ });
+ mCameraSwitchAnimator.start();
+ } else {
+ doChangeCamera(i);
}
- openModule(mCurrentModule, canReuse);
- mCurrentModule.onOrientationChanged(mOrientation);
+
}
}
+ private void doChangeCamera(int i) {
+ boolean canReuse = canReuseScreenNail();
+ CameraHolder.instance().keep();
+ closeModule(mCurrentModule);
+ mCurrentModuleIndex = i;
+ switch (i) {
+ case VIDEO_MODULE_INDEX:
+ mCurrentModule = new VideoModule();
+ break;
+ case PHOTO_MODULE_INDEX:
+ mCurrentModule = new PhotoModule();
+ break;
+ case PANORAMA_MODULE_INDEX:
+ mCurrentModule = new PanoramaModule();
+ break;
+ case LIGHTCYCLE_MODULE_INDEX:
+ mCurrentModule = LightCycleHelper.createPanoramaModule();
+ break;
+ }
+ openModule(mCurrentModule, canReuse);
+ mCurrentModule.onOrientationChanged(mOrientation);
+ getCameraScreenNail().setAlpha(0f);
+ getCameraScreenNail().setOnFrameDrawnOneShot(mOnFrameDrawn);
+ }
+
+ private Runnable mOnFrameDrawn = new Runnable() {
+
+ @Override
+ public void run() {
+ runOnUiThread(mFadeInCameraScreenNail);
+ }
+ };
+
+ private Runnable mFadeInCameraScreenNail = new Runnable() {
+
+ @Override
+ public void run() {
+ mCameraSwitchAnimator = ObjectAnimator.ofFloat(
+ getCameraScreenNail(), "alpha", 0f, 1f);
+ mCameraSwitchAnimator.setStartDelay(50);
+ mCameraSwitchAnimator.start();
+ }
+ };
+
@Override
public void onShowSwitcherPopup() {
mCurrentModule.onShowSwitcherPopup();
diff --git a/src/com/android/camera/CameraScreenNail.java b/src/com/android/camera/CameraScreenNail.java
index 4464ab5..e2b77ff 100644
--- a/src/com/android/camera/CameraScreenNail.java
+++ b/src/com/android/camera/CameraScreenNail.java
@@ -77,6 +77,8 @@
private float mScaleX = 1f, mScaleY = 1f;
private boolean mFullScreen;
private boolean mEnableAspectRatioClamping = false;
+ private float mAlpha = 1f;
+ private Runnable mOnFrameDrawnListener;
public interface Listener {
void requestRender();
@@ -147,7 +149,7 @@
* Tells the ScreenNail to override the default aspect ratio scaling
* and instead perform custom scaling to basically do a centerCrop instead
* of the default centerInside
- *
+ *
* Note that calls to setSize will disable this
*/
public void enableAspectRatioClamping() {
@@ -290,6 +292,12 @@
if (!mVisible) mVisible = true;
SurfaceTexture surfaceTexture = getSurfaceTexture();
if (surfaceTexture == null || !mFirstFrameArrived) return;
+ if (mOnFrameDrawnListener != null) {
+ mOnFrameDrawnListener.run();
+ mOnFrameDrawnListener = null;
+ }
+ float oldAlpha = canvas.getAlpha();
+ canvas.setAlpha(mAlpha);
switch (mAnimState) {
case ANIM_NONE:
@@ -345,6 +353,7 @@
super.draw(canvas, x, y, width, height);
}
}
+ canvas.setAlpha(oldAlpha);
callbackIfNeeded();
} // mLock
}
@@ -413,4 +422,23 @@
mOneTimeFrameDrawnListener = l;
}
}
+
+ public void setOnFrameDrawnOneShot(Runnable run) {
+ synchronized (mLock) {
+ mOnFrameDrawnListener = run;
+ }
+ }
+
+ public float getAlpha() {
+ synchronized (mLock) {
+ return mAlpha;
+ }
+ }
+
+ public void setAlpha(float alpha) {
+ synchronized (mLock) {
+ mAlpha = alpha;
+ mListener.requestRender();
+ }
+ }
}