/*
 * Copyright (C) 2020 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.keyguard;

import android.annotation.NonNull;
import android.content.Context;
import android.graphics.PointF;
import android.graphics.RectF;
import android.util.AttributeSet;
import android.widget.FrameLayout;
import android.widget.ImageView;

/**
 * A view positioned under the notification shade.
 */
public class LockIconView extends ImageView {
    @NonNull private final RectF mSensorRect;
    @NonNull private PointF mLockIconCenter = new PointF(0f, 0f);
    private int mRadius;

    public LockIconView(Context context, AttributeSet attrs) {
        super(context, attrs);
        mSensorRect = new RectF();
    }

    void setLocation(@NonNull PointF center, int radius) {
        mLockIconCenter = center;
        mRadius = radius;

        // mSensorProps coordinates assume portrait mode which is OK b/c the keyguard is always in
        // portrait.
        mSensorRect.set(mLockIconCenter.x - mRadius,
                mLockIconCenter.y - mRadius,
                mLockIconCenter.x + mRadius,
                mLockIconCenter.y + mRadius);

        setX(mSensorRect.left);
        setY(mSensorRect.top);
        setLayoutParams(new FrameLayout.LayoutParams(
                (int) (mSensorRect.right - mSensorRect.left),
                (int) (mSensorRect.bottom - mSensorRect.top)));
    }

    @Override
    public boolean hasOverlappingRendering() {
        return false;
    }

    float getLocationTop() {
        return mLockIconCenter.y - mRadius;
    }
}