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/*
* 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.START;
import static android.view.Gravity.TOP;
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_TYPE_MAIN;
import android.content.res.Resources;
import android.graphics.PointF;
import android.graphics.Rect;
import android.util.Pair;
import android.view.Surface;
import android.view.View;
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.SplitPositionOption;
import com.android.launcher3.util.SplitConfigurationOptions.StagedSplitBounds;
import com.android.launcher3.views.BaseDragLayer;
import java.util.Collections;
import java.util.List;
public class SeascapePagedViewHandler extends LandscapePagedViewHandler {
@Override
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 boolean getRecentsRtlSetting(Resources resources) {
return Utilities.isRtl(resources);
}
@Override
public float getDegreesRotated() {
return 270;
}
@Override
public int getRotation() {
return Surface.ROTATION_270;
}
@Override
public void adjustFloatingIconStartVelocity(PointF velocity) {
float oldX = velocity.x;
float oldY = velocity.y;
velocity.set(oldY, -oldX);
}
@Override
public float getTaskMenuX(float x, View thumbnailView, int overScroll,
DeviceProfile deviceProfile) {
return x;
}
@Override
public float getTaskMenuY(float y, View thumbnailView, int overScroll) {
return y + overScroll +
(thumbnailView.getMeasuredHeight() + thumbnailView.getMeasuredWidth()) / 2f;
}
@Override
public void setTaskMenuAroundTaskView(LinearLayout taskView, float margin) {
BaseDragLayer.LayoutParams lp = (BaseDragLayer.LayoutParams) taskView.getLayoutParams();
lp.bottomMargin += margin;
}
@Override
public PointF getAdditionalInsetForTaskMenu(float margin) {
return new PointF(-margin, margin);
}
@Override
public Pair<Float, Float> setDwbLayoutParamsAndGetTranslations(int taskViewWidth,
int taskViewHeight, StagedSplitBounds splitBounds, DeviceProfile deviceProfile,
View[] thumbnailViews, int desiredTaskId, View banner) {
float translationX = 0;
float translationY = 0;
FrameLayout.LayoutParams bannerParams = (FrameLayout.LayoutParams) banner.getLayoutParams();
banner.setPivotX(0);
banner.setPivotY(0);
banner.setRotation(getDegreesRotated());
FrameLayout.LayoutParams snapshotParams =
(FrameLayout.LayoutParams) thumbnailViews[0]
.getLayoutParams();
bannerParams.gravity = BOTTOM | END;
translationX = taskViewWidth - banner.getHeight();
if (splitBounds == null) {
// Single, fullscreen case
bannerParams.width = taskViewHeight - snapshotParams.topMargin;
translationY = banner.getHeight();
return new Pair<>(translationX, translationY);
}
// Set correct width
if (desiredTaskId == splitBounds.leftTopTaskId) {
bannerParams.width = thumbnailViews[1].getMeasuredHeight();
} else {
bannerParams.width = thumbnailViews[0].getMeasuredHeight();
}
// Set translations
if (desiredTaskId == splitBounds.rightBottomTaskId) {
translationY = -(taskViewHeight - snapshotParams.topMargin)
* (1f - splitBounds.leftTaskPercent)
+ banner.getHeight();
}
if (desiredTaskId == splitBounds.leftTopTaskId) {
translationY = banner.getHeight();
}
return new Pair<>(translationX, translationY);
}
@Override
public int getDistanceToBottomOfRect(DeviceProfile dp, Rect rect) {
return dp.widthPx - rect.right;
}
@Override
public List<SplitPositionOption> getSplitPositionOptions(DeviceProfile dp) {
// Add "right" option which is actually the top
return Collections.singletonList(new SplitPositionOption(
R.drawable.ic_split_right, R.string.split_screen_position_right,
STAGE_POSITION_TOP_OR_LEFT, STAGE_TYPE_MAIN));
}
@Override
public void setIconAndSnapshotParams(View mIconView, int taskIconMargin, int taskIconHeight,
FrameLayout.LayoutParams snapshotParams, boolean isRtl) {
FrameLayout.LayoutParams iconParams =
(FrameLayout.LayoutParams) mIconView.getLayoutParams();
iconParams.gravity = (isRtl ? END : START) | CENTER_VERTICAL;
iconParams.leftMargin = -taskIconHeight - taskIconMargin / 2;
iconParams.rightMargin = 0;
iconParams.topMargin = snapshotParams.topMargin / 2;
}
@Override
public void setSplitIconParams(View primaryIconView, View secondaryIconView,
int taskIconHeight, int primarySnapshotWidth, int primarySnapshotHeight,
boolean isRtl, DeviceProfile deviceProfile, StagedSplitBounds splitConfig) {
super.setSplitIconParams(primaryIconView, secondaryIconView, taskIconHeight,
primarySnapshotWidth, primarySnapshotHeight, isRtl, deviceProfile, splitConfig);
FrameLayout.LayoutParams primaryIconParams =
(FrameLayout.LayoutParams) primaryIconView.getLayoutParams();
FrameLayout.LayoutParams secondaryIconParams =
(FrameLayout.LayoutParams) secondaryIconView.getLayoutParams();
primaryIconParams.gravity = (isRtl ? END : START) | TOP;
secondaryIconParams.gravity = (isRtl ? END : START) | TOP;
primaryIconView.setLayoutParams(primaryIconParams);
secondaryIconView.setLayoutParams(secondaryIconParams);
}
/* ---------- The following are only used by TaskViewTouchHandler. ---------- */
@Override
public SingleAxisSwipeDetector.Direction getUpDownSwipeDirection() {
return HORIZONTAL;
}
@Override
public int getUpDirection(boolean isRtl) {
return isRtl ? SingleAxisSwipeDetector.DIRECTION_POSITIVE
: SingleAxisSwipeDetector.DIRECTION_NEGATIVE;
}
@Override
public boolean isGoingUp(float displacement, boolean isRtl) {
return isRtl ? displacement > 0 : displacement < 0;
}
@Override
public int getTaskDragDisplacementFactor(boolean isRtl) {
return isRtl ? -1 : 1;
}
/* -------------------- */
}
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