| /* |
| * Copyright (C) 2019 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.launcher3.touch; |
| |
| import static android.view.Gravity.BOTTOM; |
| import static android.view.Gravity.CENTER_VERTICAL; |
| import static android.view.Gravity.END; |
| import static android.view.Gravity.LEFT; |
| import static android.view.Gravity.START; |
| import static android.view.Gravity.TOP; |
| import static android.view.View.LAYOUT_DIRECTION_RTL; |
| import static android.view.ViewGroup.LayoutParams.MATCH_PARENT; |
| import static android.view.ViewGroup.LayoutParams.WRAP_CONTENT; |
| |
| import static com.android.launcher3.Flags.enableOverviewIconMenu; |
| import static com.android.launcher3.LauncherAnimUtils.VIEW_TRANSLATE_X; |
| import static com.android.launcher3.LauncherAnimUtils.VIEW_TRANSLATE_Y; |
| import static com.android.launcher3.touch.SingleAxisSwipeDetector.HORIZONTAL; |
| import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_POSITION_BOTTOM_OR_RIGHT; |
| import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_POSITION_TOP_OR_LEFT; |
| import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_POSITION_UNDEFINED; |
| import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_TYPE_MAIN; |
| |
| import android.content.res.Resources; |
| import android.graphics.PointF; |
| import android.graphics.Rect; |
| import android.graphics.RectF; |
| import android.graphics.drawable.ShapeDrawable; |
| import android.util.FloatProperty; |
| import android.util.Pair; |
| import android.view.Gravity; |
| import android.view.MotionEvent; |
| import android.view.Surface; |
| import android.view.VelocityTracker; |
| import android.view.View; |
| import android.view.accessibility.AccessibilityEvent; |
| import android.widget.FrameLayout; |
| import android.widget.LinearLayout; |
| |
| import com.android.launcher3.DeviceProfile; |
| import com.android.launcher3.R; |
| import com.android.launcher3.Utilities; |
| import com.android.launcher3.util.SplitConfigurationOptions; |
| import com.android.launcher3.util.SplitConfigurationOptions.SplitBounds; |
| import com.android.launcher3.util.SplitConfigurationOptions.SplitPositionOption; |
| import com.android.launcher3.util.SplitConfigurationOptions.StagePosition; |
| import com.android.launcher3.views.BaseDragLayer; |
| |
| import java.util.Collections; |
| import java.util.List; |
| |
| public class LandscapePagedViewHandler implements PagedOrientationHandler { |
| |
| @Override |
| public <T> T getPrimaryValue(T x, T y) { |
| return y; |
| } |
| |
| @Override |
| public <T> T getSecondaryValue(T x, T y) { |
| return x; |
| } |
| |
| @Override |
| public int getPrimaryValue(int x, int y) { |
| return y; |
| } |
| |
| @Override |
| public int getSecondaryValue(int x, int y) { |
| return x; |
| } |
| |
| @Override |
| public float getPrimaryValue(float x, float y) { |
| return y; |
| } |
| |
| @Override |
| public float getSecondaryValue(float x, float y) { |
| return x; |
| } |
| |
| @Override |
| public boolean isLayoutNaturalToLauncher() { |
| return false; |
| } |
| |
| @Override |
| public void adjustFloatingIconStartVelocity(PointF velocity) { |
| float oldX = velocity.x; |
| float oldY = velocity.y; |
| velocity.set(-oldY, oldX); |
| } |
| |
| @Override |
| public void fixBoundsForHomeAnimStartRect(RectF outStartRect, DeviceProfile deviceProfile) { |
| // We don't need to check the "top" value here because the startRect is in the orientation |
| // of the app, not of the fixed portrait launcher. |
| if (outStartRect.left > deviceProfile.heightPx) { |
| outStartRect.offsetTo(0, outStartRect.top); |
| } else if (outStartRect.left < -deviceProfile.heightPx) { |
| outStartRect.offsetTo(0, outStartRect.top); |
| } |
| } |
| |
| @Override |
| public <T> void setPrimary(T target, Int2DAction<T> action, int param) { |
| action.call(target, 0, param); |
| } |
| |
| @Override |
| public <T> void setPrimary(T target, Float2DAction<T> action, float param) { |
| action.call(target, 0, param); |
| } |
| |
| @Override |
| public <T> void setSecondary(T target, Float2DAction<T> action, float param) { |
| action.call(target, param, 0); |
| } |
| |
| @Override |
| public <T> void set(T target, Int2DAction<T> action, int primaryParam, |
| int secondaryParam) { |
| action.call(target, secondaryParam, primaryParam); |
| } |
| |
| @Override |
| public float getPrimaryDirection(MotionEvent event, int pointerIndex) { |
| return event.getY(pointerIndex); |
| } |
| |
| @Override |
| public float getPrimaryVelocity(VelocityTracker velocityTracker, int pointerId) { |
| return velocityTracker.getYVelocity(pointerId); |
| } |
| |
| @Override |
| public int getMeasuredSize(View view) { |
| return view.getMeasuredHeight(); |
| } |
| |
| @Override |
| public int getPrimarySize(View view) { |
| return view.getHeight(); |
| } |
| |
| @Override |
| public float getPrimarySize(RectF rect) { |
| return rect.height(); |
| } |
| |
| @Override |
| public float getStart(RectF rect) { |
| return rect.top; |
| } |
| |
| @Override |
| public float getEnd(RectF rect) { |
| return rect.bottom; |
| } |
| |
| @Override |
| public int getClearAllSidePadding(View view, boolean isRtl) { |
| return (isRtl ? view.getPaddingBottom() : - view.getPaddingTop()) / 2; |
| } |
| |
| @Override |
| public int getSecondaryDimension(View view) { |
| return view.getWidth(); |
| } |
| |
| @Override |
| public FloatProperty<View> getPrimaryViewTranslate() { |
| return VIEW_TRANSLATE_Y; |
| } |
| |
| @Override |
| public FloatProperty<View> getSecondaryViewTranslate() { |
| return VIEW_TRANSLATE_X; |
| } |
| |
| @Override |
| public int getPrimaryScroll(View view) { |
| return view.getScrollY(); |
| } |
| |
| @Override |
| public float getPrimaryScale(View view) { |
| return view.getScaleY(); |
| } |
| |
| @Override |
| public void setMaxScroll(AccessibilityEvent event, int maxScroll) { |
| event.setMaxScrollY(maxScroll); |
| } |
| |
| @Override |
| public boolean getRecentsRtlSetting(Resources resources) { |
| return !Utilities.isRtl(resources); |
| } |
| |
| @Override |
| public float getDegreesRotated() { |
| return 90; |
| } |
| |
| @Override |
| public int getRotation() { |
| return Surface.ROTATION_90; |
| } |
| |
| @Override |
| public void setPrimaryScale(View view, float scale) { |
| view.setScaleY(scale); |
| } |
| |
| @Override |
| public void setSecondaryScale(View view, float scale) { |
| view.setScaleX(scale); |
| } |
| |
| @Override |
| public int getChildStart(View view) { |
| return view.getTop(); |
| } |
| |
| @Override |
| public int getCenterForPage(View view, Rect insets) { |
| return (view.getPaddingLeft() + view.getMeasuredWidth() + insets.left |
| - insets.right - view.getPaddingRight()) / 2; |
| } |
| |
| @Override |
| public int getScrollOffsetStart(View view, Rect insets) { |
| return insets.top + view.getPaddingTop(); |
| } |
| |
| @Override |
| public int getScrollOffsetEnd(View view, Rect insets) { |
| return view.getHeight() - view.getPaddingBottom() - insets.bottom; |
| } |
| |
| public int getSecondaryTranslationDirectionFactor() { |
| return 1; |
| } |
| |
| @Override |
| public int getSplitTranslationDirectionFactor(int stagePosition, DeviceProfile deviceProfile) { |
| if (stagePosition == STAGE_POSITION_BOTTOM_OR_RIGHT) { |
| return -1; |
| } else { |
| return 1; |
| } |
| } |
| |
| @Override |
| public float getTaskMenuX(float x, View thumbnailView, |
| DeviceProfile deviceProfile, float taskInsetMargin, View taskViewIcon) { |
| if (enableOverviewIconMenu()) { |
| return x + (taskInsetMargin / 2f); |
| } |
| return thumbnailView.getMeasuredWidth() + x - taskInsetMargin; |
| } |
| |
| @Override |
| public float getTaskMenuY(float y, View thumbnailView, int stagePosition, |
| View taskMenuView, float taskInsetMargin, View taskViewIcon) { |
| if (enableOverviewIconMenu()) { |
| return y - (thumbnailView.getLayoutDirection() == LAYOUT_DIRECTION_RTL |
| ? taskMenuView.getMeasuredHeight() * 2 - (taskInsetMargin / 2f) |
| : taskMenuView.getMeasuredHeight()); |
| |
| } |
| BaseDragLayer.LayoutParams lp = (BaseDragLayer.LayoutParams) taskMenuView.getLayoutParams(); |
| int taskMenuWidth = lp.width; |
| if (stagePosition == STAGE_POSITION_UNDEFINED) { |
| return y + taskInsetMargin |
| + (thumbnailView.getMeasuredHeight() - taskMenuWidth) / 2f; |
| } else { |
| return y + taskInsetMargin; |
| } |
| } |
| |
| @Override |
| public int getTaskMenuWidth(View thumbnailView, DeviceProfile deviceProfile, |
| @StagePosition int stagePosition) { |
| if (enableOverviewIconMenu()) { |
| return thumbnailView.getResources().getDimensionPixelSize( |
| R.dimen.task_thumbnail_icon_menu_max_width); |
| } |
| if (stagePosition == SplitConfigurationOptions.STAGE_POSITION_UNDEFINED) { |
| return thumbnailView.getMeasuredWidth(); |
| } else { |
| return thumbnailView.getMeasuredHeight(); |
| } |
| } |
| |
| @Override |
| public void setTaskOptionsMenuLayoutOrientation(DeviceProfile deviceProfile, |
| LinearLayout taskMenuLayout, int dividerSpacing, |
| ShapeDrawable dividerDrawable) { |
| taskMenuLayout.setOrientation(LinearLayout.VERTICAL); |
| dividerDrawable.setIntrinsicHeight(dividerSpacing); |
| taskMenuLayout.setDividerDrawable(dividerDrawable); |
| } |
| |
| @Override |
| public void setLayoutParamsForTaskMenuOptionItem(LinearLayout.LayoutParams lp, |
| LinearLayout viewGroup, DeviceProfile deviceProfile) { |
| // Phone fake landscape |
| viewGroup.setOrientation(LinearLayout.HORIZONTAL); |
| lp.width = MATCH_PARENT; |
| lp.height = WRAP_CONTENT; |
| } |
| |
| @Override |
| public Pair<Float, Float> getDwbLayoutTranslations(int taskViewWidth, |
| int taskViewHeight, SplitBounds splitBounds, DeviceProfile deviceProfile, |
| View[] thumbnailViews, int desiredTaskId, View banner) { |
| boolean isRtl = banner.getLayoutDirection() == LAYOUT_DIRECTION_RTL; |
| float translationX = 0; |
| float translationY = 0; |
| FrameLayout.LayoutParams bannerParams = (FrameLayout.LayoutParams) banner.getLayoutParams(); |
| banner.setPivotX(0); |
| banner.setPivotY(0); |
| banner.setRotation(getDegreesRotated()); |
| translationX = banner.getHeight(); |
| FrameLayout.LayoutParams snapshotParams = |
| (FrameLayout.LayoutParams) thumbnailViews[0] |
| .getLayoutParams(); |
| bannerParams.gravity = TOP | (isRtl ? END : START); |
| if (splitBounds == null) { |
| // Single, fullscreen case |
| bannerParams.width = taskViewHeight - snapshotParams.topMargin; |
| return new Pair<>(translationX, Integer.valueOf(snapshotParams.topMargin).floatValue()); |
| } |
| |
| // Set correct width |
| if (desiredTaskId == splitBounds.leftTopTaskId) { |
| bannerParams.width = thumbnailViews[0].getMeasuredHeight(); |
| } else { |
| bannerParams.width = thumbnailViews[1].getMeasuredHeight(); |
| } |
| |
| // Set translations |
| if (desiredTaskId == splitBounds.rightBottomTaskId) { |
| float topLeftTaskPlusDividerPercent = splitBounds.appsStackedVertically |
| ? (splitBounds.topTaskPercent + splitBounds.dividerHeightPercent) |
| : (splitBounds.leftTaskPercent + splitBounds.dividerWidthPercent); |
| translationY = snapshotParams.topMargin |
| + ((taskViewHeight - snapshotParams.topMargin) * topLeftTaskPlusDividerPercent); |
| } |
| if (desiredTaskId == splitBounds.leftTopTaskId) { |
| translationY = snapshotParams.topMargin; |
| } |
| return new Pair<>(translationX, translationY); |
| } |
| |
| /* ---------- The following are only used by TaskViewTouchHandler. ---------- */ |
| |
| @Override |
| public SingleAxisSwipeDetector.Direction getUpDownSwipeDirection() { |
| return HORIZONTAL; |
| } |
| |
| @Override |
| public int getUpDirection(boolean isRtl) { |
| return isRtl ? SingleAxisSwipeDetector.DIRECTION_NEGATIVE |
| : SingleAxisSwipeDetector.DIRECTION_POSITIVE; |
| } |
| |
| @Override |
| public boolean isGoingUp(float displacement, boolean isRtl) { |
| return isRtl ? displacement < 0 : displacement > 0; |
| } |
| |
| @Override |
| public int getTaskDragDisplacementFactor(boolean isRtl) { |
| return isRtl ? 1 : -1; |
| } |
| |
| /* -------------------- */ |
| |
| @Override |
| public ChildBounds getChildBounds(View child, int childStart, int pageCenter, |
| boolean layoutChild) { |
| final int childHeight = child.getMeasuredHeight(); |
| final int childBottom = childStart + childHeight; |
| final int childWidth = child.getMeasuredWidth(); |
| final int childLeft = pageCenter - childWidth/ 2; |
| if (layoutChild) { |
| child.layout(childLeft, childStart, childLeft + childWidth, childBottom); |
| } |
| return new ChildBounds(childHeight, childWidth, childBottom, childLeft); |
| } |
| |
| @SuppressWarnings("SuspiciousNameCombination") |
| @Override |
| public int getDistanceToBottomOfRect(DeviceProfile dp, Rect rect) { |
| return rect.left; |
| } |
| |
| @Override |
| public List<SplitPositionOption> getSplitPositionOptions(DeviceProfile dp) { |
| // Add "left" side of phone which is actually the top |
| return Collections.singletonList(new SplitPositionOption( |
| R.drawable.ic_split_horizontal, R.string.recent_task_option_split_screen, |
| STAGE_POSITION_TOP_OR_LEFT, STAGE_TYPE_MAIN)); |
| } |
| |
| @Override |
| public void getInitialSplitPlaceholderBounds(int placeholderHeight, int placeholderInset, |
| DeviceProfile dp, @StagePosition int stagePosition, Rect out) { |
| // In fake land/seascape, the placeholder always needs to go to the "top" of the device, |
| // which is the same bounds as 0 rotation. |
| int width = dp.widthPx; |
| int insetSizeAdjustment = getPlaceholderSizeAdjustment(dp); |
| out.set(0, 0, width, placeholderHeight + insetSizeAdjustment); |
| out.inset(placeholderInset, 0); |
| |
| // Adjust the top to account for content off screen. This will help to animate the view in |
| // with rounded corners. |
| int screenWidth = dp.widthPx; |
| int screenHeight = dp.heightPx; |
| int totalHeight = (int) (1.0f * screenHeight / 2 * (screenWidth - 2 * placeholderInset) |
| / screenWidth); |
| out.top -= (totalHeight - placeholderHeight); |
| } |
| |
| @Override |
| public void updateSplitIconParams(View out, float onScreenRectCenterX, |
| float onScreenRectCenterY, float fullscreenScaleX, float fullscreenScaleY, |
| int drawableWidth, int drawableHeight, DeviceProfile dp, |
| @StagePosition int stagePosition) { |
| float insetAdjustment = getPlaceholderSizeAdjustment(dp) / 2f; |
| out.setX(onScreenRectCenterX / fullscreenScaleX |
| - 1.0f * drawableWidth / 2); |
| out.setY((onScreenRectCenterY + insetAdjustment) / fullscreenScaleY |
| - 1.0f * drawableHeight / 2); |
| } |
| |
| /** |
| * The split placeholder comes with a default inset to buffer the icon from the top of the |
| * screen. But if the device already has a large inset (from cutouts etc), use that instead. |
| */ |
| private int getPlaceholderSizeAdjustment(DeviceProfile dp) { |
| return Math.max(dp.getInsets().top - dp.splitPlaceholderInset, 0); |
| } |
| |
| @Override |
| public void setSplitInstructionsParams(View out, DeviceProfile dp, int splitInstructionsHeight, |
| int splitInstructionsWidth) { |
| out.setPivotX(0); |
| out.setPivotY(splitInstructionsHeight); |
| out.setRotation(getDegreesRotated()); |
| int distanceToEdge = out.getResources().getDimensionPixelSize( |
| R.dimen.split_instructions_bottom_margin_phone_landscape); |
| // Adjust for any insets on the left edge |
| int insetCorrectionX = dp.getInsets().left; |
| // Center the view in case of unbalanced insets on top or bottom of screen |
| int insetCorrectionY = (dp.getInsets().bottom - dp.getInsets().top) / 2; |
| out.setTranslationX(distanceToEdge - insetCorrectionX); |
| out.setTranslationY(((-splitInstructionsHeight - splitInstructionsWidth) / 2f) |
| + insetCorrectionY); |
| FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) out.getLayoutParams(); |
| // Setting gravity to LEFT instead of the lint-recommended START because we always want this |
| // view to be screen-left when phone is in landscape, regardless of the RtL setting. |
| lp.gravity = LEFT | CENTER_VERTICAL; |
| out.setLayoutParams(lp); |
| } |
| |
| @Override |
| public void getFinalSplitPlaceholderBounds(int splitDividerSize, DeviceProfile dp, |
| @StagePosition int stagePosition, Rect out1, Rect out2) { |
| // In fake land/seascape, the window bounds are always top and bottom half |
| int screenHeight = dp.heightPx; |
| int screenWidth = dp.widthPx; |
| out1.set(0, 0, screenWidth, screenHeight / 2 - splitDividerSize); |
| out2.set(0, screenHeight / 2 + splitDividerSize, screenWidth, screenHeight); |
| } |
| |
| @Override |
| public void setSplitTaskSwipeRect(DeviceProfile dp, Rect outRect, |
| SplitBounds splitInfo, int desiredStagePosition) { |
| float topLeftTaskPercent = splitInfo.appsStackedVertically |
| ? splitInfo.topTaskPercent |
| : splitInfo.leftTaskPercent; |
| float dividerBarPercent = splitInfo.appsStackedVertically |
| ? splitInfo.dividerHeightPercent |
| : splitInfo.dividerWidthPercent; |
| |
| if (desiredStagePosition == SplitConfigurationOptions.STAGE_POSITION_TOP_OR_LEFT) { |
| outRect.bottom = outRect.top + (int) (outRect.height() * topLeftTaskPercent); |
| } else { |
| outRect.top += (int) (outRect.height() * (topLeftTaskPercent + dividerBarPercent)); |
| } |
| } |
| |
| @Override |
| public void measureGroupedTaskViewThumbnailBounds(View primarySnapshot, View secondarySnapshot, |
| int parentWidth, int parentHeight, SplitBounds splitBoundsConfig, DeviceProfile dp, |
| boolean isRtl) { |
| FrameLayout.LayoutParams primaryParams = |
| (FrameLayout.LayoutParams) primarySnapshot.getLayoutParams(); |
| FrameLayout.LayoutParams secondaryParams = |
| (FrameLayout.LayoutParams) secondarySnapshot.getLayoutParams(); |
| |
| // Swap the margins that are set in TaskView#setRecentsOrientedState() |
| secondaryParams.topMargin = dp.overviewTaskThumbnailTopMarginPx; |
| primaryParams.topMargin = 0; |
| |
| // Measure and layout the thumbnails bottom up, since the primary is on the visual left |
| // (portrait bottom) and secondary is on the right (portrait top) |
| int spaceAboveSnapshot = dp.overviewTaskThumbnailTopMarginPx; |
| int totalThumbnailHeight = parentHeight - spaceAboveSnapshot; |
| int dividerBar = Math.round(totalThumbnailHeight * (splitBoundsConfig.appsStackedVertically |
| ? splitBoundsConfig.dividerHeightPercent |
| : splitBoundsConfig.dividerWidthPercent)); |
| int primarySnapshotHeight; |
| int primarySnapshotWidth; |
| int secondarySnapshotHeight; |
| int secondarySnapshotWidth; |
| |
| float taskPercent = splitBoundsConfig.appsStackedVertically ? |
| splitBoundsConfig.topTaskPercent : splitBoundsConfig.leftTaskPercent; |
| primarySnapshotWidth = parentWidth; |
| primarySnapshotHeight = (int) (totalThumbnailHeight * (taskPercent)); |
| |
| secondarySnapshotWidth = parentWidth; |
| secondarySnapshotHeight = totalThumbnailHeight - primarySnapshotHeight - dividerBar; |
| secondarySnapshot.setTranslationY(0); |
| primarySnapshot.setTranslationY(secondarySnapshotHeight + spaceAboveSnapshot + dividerBar); |
| primarySnapshot.measure( |
| View.MeasureSpec.makeMeasureSpec(primarySnapshotWidth, View.MeasureSpec.EXACTLY), |
| View.MeasureSpec.makeMeasureSpec(primarySnapshotHeight, View.MeasureSpec.EXACTLY)); |
| secondarySnapshot.measure( |
| View.MeasureSpec.makeMeasureSpec(secondarySnapshotWidth, View.MeasureSpec.EXACTLY), |
| View.MeasureSpec.makeMeasureSpec(secondarySnapshotHeight, |
| View.MeasureSpec.EXACTLY)); |
| } |
| |
| @Override |
| public void setTaskIconParams(FrameLayout.LayoutParams iconParams, int taskIconMargin, |
| int taskIconHeight, int thumbnailTopMargin, boolean isRtl) { |
| if (enableOverviewIconMenu()) { |
| iconParams.gravity = Gravity.START | Gravity.CENTER_VERTICAL; |
| iconParams.topMargin = 0; |
| return; |
| } |
| iconParams.gravity = (isRtl ? START : END) | CENTER_VERTICAL; |
| iconParams.rightMargin = -taskIconHeight - taskIconMargin / 2; |
| iconParams.leftMargin = 0; |
| iconParams.topMargin = thumbnailTopMargin / 2; |
| iconParams.bottomMargin = 0; |
| } |
| |
| @Override |
| public void setIconAppChipMenuParams(View iconAppChipMenuView, |
| FrameLayout.LayoutParams iconMenuParams, int iconMenuMargin, int thumbnailTopMargin) { |
| boolean isRtl = iconAppChipMenuView.getLayoutDirection() == LAYOUT_DIRECTION_RTL; |
| iconMenuParams.gravity = (isRtl ? START : END) | (isRtl ? BOTTOM : TOP); |
| iconMenuParams.setMarginStart(isRtl ? iconMenuMargin : 0); |
| iconMenuParams.topMargin = iconMenuMargin; |
| iconMenuParams.bottomMargin = isRtl ? iconMenuMargin : 0; |
| iconMenuParams.setMarginEnd(iconMenuMargin); |
| |
| iconAppChipMenuView.setPivotX(isRtl ? iconMenuParams.width - (iconMenuParams.height / 2f) |
| : iconMenuParams.width / 2f); |
| iconAppChipMenuView.setPivotY( |
| isRtl ? (iconMenuParams.height / 2f) : iconMenuParams.width / 2f); |
| iconAppChipMenuView.setTranslationY(0); |
| iconAppChipMenuView.setRotation(getDegreesRotated()); |
| } |
| |
| @Override |
| public void setSplitIconParams(View primaryIconView, View secondaryIconView, |
| int taskIconHeight, int primarySnapshotWidth, int primarySnapshotHeight, |
| int groupedTaskViewHeight, int groupedTaskViewWidth, boolean isRtl, |
| DeviceProfile deviceProfile, SplitBounds splitConfig) { |
| FrameLayout.LayoutParams primaryIconParams = |
| (FrameLayout.LayoutParams) primaryIconView.getLayoutParams(); |
| FrameLayout.LayoutParams secondaryIconParams = enableOverviewIconMenu() |
| ? (FrameLayout.LayoutParams) secondaryIconView.getLayoutParams() |
| : new FrameLayout.LayoutParams(primaryIconParams); |
| |
| // We calculate the "midpoint" of the thumbnail area, and place the icons there. |
| // This is the place where the thumbnail area splits by default, in a near-50/50 split. |
| // It is usually not exactly 50/50, due to insets/screen cutouts. |
| int fullscreenInsetThickness = deviceProfile.getInsets().top |
| - deviceProfile.getInsets().bottom; |
| int fullscreenMidpointFromBottom = ((deviceProfile.heightPx - fullscreenInsetThickness) |
| / 2); |
| float midpointFromBottomPct = (float) fullscreenMidpointFromBottom / deviceProfile.heightPx; |
| float insetPct = (float) fullscreenInsetThickness / deviceProfile.heightPx; |
| int spaceAboveSnapshots = deviceProfile.overviewTaskThumbnailTopMarginPx; |
| int overviewThumbnailAreaThickness = groupedTaskViewHeight - spaceAboveSnapshots; |
| int bottomToMidpointOffset = (int) (overviewThumbnailAreaThickness * midpointFromBottomPct); |
| int insetOffset = (int) (overviewThumbnailAreaThickness * insetPct); |
| |
| if (enableOverviewIconMenu()) { |
| primaryIconParams.gravity = isRtl ? BOTTOM | START : TOP | END; |
| secondaryIconParams.gravity = isRtl ? BOTTOM | START : TOP | END; |
| } else { |
| primaryIconParams.gravity = BOTTOM | (isRtl ? START : END); |
| secondaryIconParams.gravity = BOTTOM | (isRtl ? START : END); |
| } |
| primaryIconView.setTranslationX(0); |
| secondaryIconView.setTranslationX(0); |
| if (enableOverviewIconMenu()) { |
| if (primaryIconView.getLayoutDirection() == LAYOUT_DIRECTION_RTL) { |
| secondaryIconView.setTranslationY(-primarySnapshotHeight); |
| primaryIconView.setTranslationY(0); |
| } else { |
| int secondarySnapshotHeight = groupedTaskViewHeight - primarySnapshotHeight; |
| primaryIconView.setTranslationY(secondarySnapshotHeight); |
| } |
| } else if (splitConfig.initiatedFromSeascape) { |
| // if the split was initiated from seascape, |
| // the task on the right (secondary) is slightly larger |
| primaryIconView.setTranslationY(-bottomToMidpointOffset - insetOffset); |
| secondaryIconView.setTranslationY(-bottomToMidpointOffset - insetOffset |
| + taskIconHeight); |
| } else { |
| // if not, |
| // the task on the left (primary) is slightly larger |
| primaryIconView.setTranslationY(-bottomToMidpointOffset); |
| secondaryIconView.setTranslationY(-bottomToMidpointOffset + taskIconHeight); |
| } |
| |
| primaryIconView.setLayoutParams(primaryIconParams); |
| secondaryIconView.setLayoutParams(secondaryIconParams); |
| } |
| |
| @Override |
| public int getDefaultSplitPosition(DeviceProfile deviceProfile) { |
| throw new IllegalStateException("Default position not available in fake landscape"); |
| } |
| |
| @Override |
| public Pair<FloatProperty, FloatProperty> getSplitSelectTaskOffset(FloatProperty primary, |
| FloatProperty secondary, DeviceProfile deviceProfile) { |
| return new Pair<>(primary, secondary); |
| } |
| |
| @Override |
| public float getFloatingTaskOffscreenTranslationTarget(View floatingTask, RectF onScreenRect, |
| @StagePosition int stagePosition, DeviceProfile dp) { |
| float currentTranslationY = floatingTask.getTranslationY(); |
| return currentTranslationY - onScreenRect.height(); |
| } |
| |
| @Override |
| public void setFloatingTaskPrimaryTranslation(View floatingTask, float translation, |
| DeviceProfile dp) { |
| floatingTask.setTranslationY(translation); |
| } |
| |
| @Override |
| public Float getFloatingTaskPrimaryTranslation(View floatingTask, DeviceProfile dp) { |
| return floatingTask.getTranslationY(); |
| } |
| } |