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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 android.view.accessibility;
import android.graphics.Rect;
/**
* interface to notify the changes of the window magnification and request to change
* the magnification mode.
*
* @hide
*/
oneway interface IWindowMagnificationConnectionCallback {
/**
* Called when the bounds of the mirrow window is changed.
*
* @param displayId The logical display id.
* @param bounds The window magnifier bounds in screen coordinates.
*/
void onWindowMagnifierBoundsChanged(int displayId, in Rect bounds);
/**
* Changes the magnification mode on specified display. It is invoked by System UI when the
* switch button is toggled.
*
* @param displayId The logical display id.
* @param magnificationMode new magnification mode.
*/
void onChangeMagnificationMode(int displayId, int magnificationMode);
/**
* Called when the magnified bounds is changed.
*
* @param displayId The logical display id.
* @param sourceBounds The magnified bounds in screen coordinates.
*/
void onSourceBoundsChanged(int displayId, in Rect sourceBounds);
/**
* Called when the accessibility action of scale requests to be performed.
* It is invoked from System UI. And the action is provided by the mirror window.
*
* @param displayId The logical display id.
* @param scale the target scale, or {@link Float#NaN} to leave unchanged
*/
void onPerformScaleAction(int displayId, float scale);
/**
* Called when the accessibility action is performed.
*
* @param displayId The logical display id.
*/
void onAccessibilityActionPerformed(int displayId);
/**
* Called when the user is performing move action.
*
* @param displayId The logical display id.
*/
void onMove(int displayId);
}
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