MrSluffy
98 lines
3.4 KiB
Java
98 lines
3.4 KiB
Java
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.wm.shell.onehanded;
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import android.content.Context;
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import android.content.res.Resources;
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import android.graphics.Rect;
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import android.view.SurfaceControl;
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import androidx.annotation.NonNull;
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import com.android.wm.shell.R;
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import java.io.PrintWriter;
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/**
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* Abstracts the common operations on {@link SurfaceControl.Transaction} for OneHanded transition.
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*/
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public class OneHandedSurfaceTransactionHelper {
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private static final String TAG = "OneHandedSurfaceTransactionHelper";
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private final boolean mEnableCornerRadius;
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private final float mCornerRadius;
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private final float mCornerRadiusAdjustment;
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public OneHandedSurfaceTransactionHelper(Context context) {
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final Resources res = context.getResources();
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mCornerRadiusAdjustment = res.getDimension(
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com.android.internal.R.dimen.rounded_corner_radius_adjustment);
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mCornerRadius = res.getDimension(com.android.internal.R.dimen.rounded_corner_radius)
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- mCornerRadiusAdjustment;
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mEnableCornerRadius = res.getBoolean(R.bool.config_one_handed_enable_round_corner);
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}
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/**
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* Operates the translation (setPosition) on a given transaction and leash
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*
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* @return same {@link OneHandedSurfaceTransactionHelper} instance for method chaining
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*/
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OneHandedSurfaceTransactionHelper translate(SurfaceControl.Transaction tx, SurfaceControl leash,
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float offset) {
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tx.setPosition(leash, 0, offset);
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return this;
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}
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/**
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* Operates the crop (setMatrix) on a given transaction and leash
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*
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* @return same {@link OneHandedSurfaceTransactionHelper} instance for method chaining
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*/
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OneHandedSurfaceTransactionHelper crop(SurfaceControl.Transaction tx, SurfaceControl leash,
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Rect destinationBounds) {
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tx.setWindowCrop(leash, destinationBounds.width(), destinationBounds.height());
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return this;
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}
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/**
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* Operates the round corner radius on a given transaction and leash
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*
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* @return same {@link OneHandedSurfaceTransactionHelper} instance for method chaining
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*/
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OneHandedSurfaceTransactionHelper round(SurfaceControl.Transaction tx, SurfaceControl leash) {
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if (mEnableCornerRadius) {
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tx.setCornerRadius(leash, mCornerRadius);
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}
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return this;
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}
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interface SurfaceControlTransactionFactory {
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SurfaceControl.Transaction getTransaction();
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}
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void dump(@NonNull PrintWriter pw) {
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final String innerPrefix = " ";
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pw.println(TAG + "states: ");
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pw.print(innerPrefix + "mEnableCornerRadius=");
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pw.println(mEnableCornerRadius);
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pw.print(innerPrefix + "mCornerRadiusAdjustment=");
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pw.println(mCornerRadiusAdjustment);
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pw.print(innerPrefix + "mCornerRadius=");
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pw.println(mCornerRadius);
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}
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}
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