Merge "Screenshot to long screenshot shared transition" into sc-dev (367720d1) · Commits · e / os / android_frameworks_base

packages/SystemUI/res/layout/global_screenshot.xml

+5 −0

Original line number	Diff line number	Diff line
		@@ -20,6 +20,11 @@
		android:theme="@style/Screenshot"
		android:layout_width="match_parent"
		android:layout_height="match_parent">
		<ImageView
		android:id="@+id/screenshot_scrolling_scrim"
		android:layout_width="match_parent"
		android:layout_height="match_parent"
		android:visibility="gone"/>
		<ImageView
		android:id="@+id/global_screenshot_actions_background"
		android:layout_height="@dimen/screenshot_bg_protection_height"

packages/SystemUI/res/layout/global_screenshot_static.xml

+8 −0

Original line number	Diff line number	Diff line
		@@ -122,4 +122,12 @@
		android:layout_margin="@dimen/screenshot_dismiss_button_margin"
		android:src="@drawable/screenshot_cancel"/>
		</FrameLayout>
		<ImageView
		android:id="@+id/screenshot_scrollable_preview"
		android:layout_width="wrap_content"
		android:layout_height="wrap_content"
		android:scaleType="matrix"
		app:layout_constraintStart_toStartOf="@id/global_screenshot_preview"
		app:layout_constraintTop_toTopOf="@id/global_screenshot_preview"
		android:elevation="@dimen/screenshot_preview_elevation"/>
		</androidx.constraintlayout.widget.ConstraintLayout>

packages/SystemUI/res/layout/long_screenshot.xml

+11 −0

Original line number	Diff line number	Diff line
		@@ -62,6 +62,7 @@
		android:paddingHorizontal="48dp"
		android:paddingTop="8dp"
		android:paddingBottom="42dp"
		android:alpha="0"
		app:layout_constrainedHeight="true"
		app:layout_constrainedWidth="true"
		app:layout_constraintTop_toBottomOf="@id/save"
		@@ -72,6 +73,16 @@
		tools:minHeight="100dp"
		tools:minWidth="100dp" />

		<ImageView
		android:id="@+id/enter_transition"
		android:layout_width="wrap_content"
		android:layout_height="wrap_content"
		android:scaleType="matrix"
		app:layout_constraintTop_toTopOf="@id/preview"
		app:layout_constraintEnd_toEndOf="parent"
		app:layout_constraintStart_toStartOf="parent"
		android:transitionName="screenshot_preview_image"/>

		<com.android.systemui.screenshot.CropView
		android:id="@+id/crop_view"
		android:layout_width="0px"

packages/SystemUI/src/com/android/systemui/screenshot/LongScreenshotActivity.java

+58 −7

Original line number	Diff line number	Diff line
		@@ -22,6 +22,7 @@ import android.content.ComponentName;
		import android.content.Intent;
		import android.graphics.Bitmap;
		import android.graphics.HardwareRenderer;
		import android.graphics.Matrix;
		import android.graphics.RecordingCanvas;
		import android.graphics.Rect;
		import android.graphics.RenderNode;
		@@ -31,9 +32,12 @@ import android.net.Uri;
		import android.os.Bundle;
		import android.os.UserHandle;
		import android.text.TextUtils;
		import android.transition.Transition;
		import android.transition.TransitionListenerAdapter;
		import android.util.Log;
		import android.view.ScrollCaptureResponse;
		import android.view.View;
		import android.view.ViewTreeObserver;
		import android.widget.ImageView;

		import androidx.constraintlayout.widget.ConstraintLayout;
		@@ -74,6 +78,7 @@ public class LongScreenshotActivity extends Activity {

		private ImageView mPreview;
		private ImageView mTransitionView;
		private ImageView mEnterTransitionView;
		private View mSave;
		private View mEdit;
		private View mShare;
		@@ -111,7 +116,7 @@ public class LongScreenshotActivity extends Activity {
		public void onCreate(Bundle savedInstanceState) {
		Log.d(TAG, "onCreate(savedInstanceState = " + savedInstanceState + ")");
		super.onCreate(savedInstanceState);

		postponeEnterTransition();
		setContentView(R.layout.long_screenshot);

		mPreview = requireViewById(R.id.preview);
		@@ -122,6 +127,7 @@ public class LongScreenshotActivity extends Activity {
		mMagnifierView = requireViewById(R.id.magnifier);
		mCropView.setCropInteractionListener(mMagnifierView);
		mTransitionView = requireViewById(R.id.transition);
		mEnterTransitionView = requireViewById(R.id.enter_transition);

		mSave.setOnClickListener(this::onClicked);
		mEdit.setOnClickListener(this::onClicked);
		@@ -184,8 +190,8 @@ public class LongScreenshotActivity extends Activity {
		private void onLongScreenshotReceived(LongScreenshot longScreenshot) {
		Log.d(TAG, "onLongScreenshotReceived(longScreenshot=" + longScreenshot + ")");
		mLongScreenshot = longScreenshot;
		mPreview.setImageDrawable(mLongScreenshot.getDrawable());
		updateImageDimensions();
		Drawable drawable = mLongScreenshot.getDrawable();
		mPreview.setImageDrawable(drawable);
		mCropView.setVisibility(View.VISIBLE);
		mMagnifierView.setDrawable(mLongScreenshot.getDrawable(),
		mLongScreenshot.getWidth(), mLongScreenshot.getHeight());
		@@ -196,9 +202,35 @@ public class LongScreenshotActivity extends Activity {
		float bottomFraction = Math.min(1f,
		1 - (mLongScreenshot.getBottom() - mLongScreenshot.getPageHeight())
		/ (float) mLongScreenshot.getHeight());
		mCropView.animateBoundaryTo(CropView.CropBoundary.TOP, topFraction);
		mCropView.animateBoundaryTo(CropView.CropBoundary.BOTTOM, bottomFraction);

		mEnterTransitionView.setImageDrawable(drawable);

		mEnterTransitionView.getViewTreeObserver().addOnPreDrawListener(
		new ViewTreeObserver.OnPreDrawListener() {
		@Override
		public boolean onPreDraw() {
		mEnterTransitionView.getViewTreeObserver().removeOnPreDrawListener(this);
		updateImageDimensions();
		startPostponedEnterTransition();
		if (isActivityTransitionRunning()) {
		getWindow().getSharedElementEnterTransition().addListener(
		new TransitionListenerAdapter() {
		@Override
		public void onTransitionEnd(Transition transition) {
		super.onTransitionEnd(transition);
		mPreview.animate().alpha(1f);
		mCropView.animateBoundaryTo(
		CropView.CropBoundary.TOP, topFraction);
		mCropView.animateBoundaryTo(
		CropView.CropBoundary.BOTTOM, bottomFraction);
		setButtonsEnabled(true);
		mEnterTransitionView.setVisibility(View.GONE);
		}
		});
		}
		return true;
		}
		});

		// Immediately export to temp image file for saved state
		mCacheSaveFuture = mImageExporter.exportAsTempFile(mBackgroundExecutor,
		@@ -412,22 +444,26 @@ public class LongScreenshotActivity extends Activity {
		// The image width and height on screen
		int imageHeight = previewHeight;
		int imageWidth = previewWidth;
		float scale;
		int extraPadding = 0;
		if (imageRatio > viewRatio) {
		// Image is full width and height is constrained, compute extra padding to inform
		// CropView
		imageHeight = (int) (previewHeight * viewRatio / imageRatio);
		int extraPadding = (previewHeight - imageHeight) / 2;
		extraPadding = (previewHeight - imageHeight) / 2;
		mCropView.setExtraPadding(extraPadding + mPreview.getPaddingTop(),
		extraPadding + mPreview.getPaddingBottom());
		imageTop += (previewHeight - imageHeight) / 2;
		mCropView.setExtraPadding(extraPadding, extraPadding);
		mCropView.setImageWidth(previewWidth);
		scale = previewWidth / (float) mPreview.getDrawable().getIntrinsicWidth();
		} else {
		imageWidth = (int) (previewWidth * imageRatio / viewRatio);
		imageLeft += (previewWidth - imageWidth) / 2;
		// Image is full height
		mCropView.setExtraPadding(mPreview.getPaddingTop(), mPreview.getPaddingBottom());
		mCropView.setImageWidth((int) (previewHeight * imageRatio));
		scale = previewHeight / (float) mPreview.getDrawable().getIntrinsicHeight();
		}

		// Update transition view's position and scale.
		@@ -439,5 +475,20 @@ public class LongScreenshotActivity extends Activity {
		params.width = boundaries.width();
		params.height = boundaries.height();
		mTransitionView.setLayoutParams(params);

		ConstraintLayout.LayoutParams enterTransitionParams =
		(ConstraintLayout.LayoutParams) mEnterTransitionView.getLayoutParams();
		float topFraction = Math.max(0,
		-mLongScreenshot.getTop() / (float) mLongScreenshot.getHeight());
		enterTransitionParams.width = (int) (scale * drawable.getIntrinsicWidth());
		enterTransitionParams.height = (int) (scale * mLongScreenshot.getPageHeight());
		mEnterTransitionView.setLayoutParams(enterTransitionParams);

		Matrix matrix = new Matrix();
		matrix.setScale(scale, scale);
		matrix.postTranslate(0, -scale * drawable.getIntrinsicHeight() * topFraction);
		mEnterTransitionView.setImageMatrix(matrix);
		mEnterTransitionView.setTranslationY(
		topFraction * previewHeight + mPreview.getPaddingTop() + extraPadding);
		}
		}

packages/SystemUI/src/com/android/systemui/screenshot/ScreenshotController.java

+29 −21

Original line number	Diff line number	Diff line
		@@ -606,6 +606,7 @@ public class ScreenshotController {

		final ScrollCaptureResponse response = mLastScrollCaptureResponse;
		mScreenshotView.showScrollChip(/* onClick */ () -> {
		mScreenshotView.prepareScrollingTransition(response, mScreenBitmap);
		// Clear the reference to prevent close() in dismissScreenshot
		mLastScrollCaptureResponse = null;
		final ListenableFuture<ScrollCaptureController.LongScreenshot> future =
		@@ -623,9 +624,14 @@ public class ScreenshotController {

		final Intent intent = new Intent(mContext, LongScreenshotActivity.class);
		intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK \| Intent.FLAG_ACTIVITY_CLEAR_TOP);
		mContext.startActivity(intent);

		dismissScreenshot(false);
		Pair<ActivityOptions, ExitTransitionCoordinator> transition =
		ActivityOptions.startSharedElementAnimation(
		mWindow, new ScreenshotExitTransitionCallbacks(), null,
		Pair.create(mScreenshotView.getScrollablePreview(),
		ChooserActivity.FIRST_IMAGE_PREVIEW_TRANSITION_NAME));
		transition.second.startExit();
		mContext.startActivity(intent, transition.first.toBundle());
		}, mMainExecutor);
		});
		} catch (CancellationException e) {
		@@ -649,7 +655,8 @@ public class ScreenshotController {
		}

		@Override
		public void onWindowDetached() { }
		public void onWindowDetached() {
		}
		});

		}
		@@ -847,24 +854,9 @@ public class ScreenshotController {
		*/
		private Supplier<ActionTransition> getActionTransitionSupplier() {
		return () -> {
		ExitTransitionCallbacks cb = new ExitTransitionCallbacks() {
		@Override
		public boolean isReturnTransitionAllowed() {
		return false;
		}

		@Override
		public void hideSharedElements() {
		finishDismiss();
		}

		@Override
		public void onFinish() {
		}
		};

		Pair<ActivityOptions, ExitTransitionCoordinator> transition =
		ActivityOptions.startSharedElementAnimation(mWindow, cb, null,
		ActivityOptions.startSharedElementAnimation(
		mWindow, new ScreenshotExitTransitionCallbacks(), null,
		Pair.create(mScreenshotView.getScreenshotPreview(),
		ChooserActivity.FIRST_IMAGE_PREVIEW_TRANSITION_NAME));
		transition.second.startExit();
		@@ -950,4 +942,20 @@ public class ScreenshotController {
		}
		return matchWithinTolerance;
		}

		private class ScreenshotExitTransitionCallbacks implements ExitTransitionCallbacks {
		@Override
		public boolean isReturnTransitionAllowed() {
		return false;
		}

		@Override
		public void hideSharedElements() {
		finishDismiss();
		}

		@Override
		public void onFinish() {
		}
		}
		}