packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/MediaContainerView.kt

/*
 * Copyright (C) 2022 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.systemui.statusbar.notification.stack

import android.animation.AnimatorListenerAdapter
import android.content.Context
import android.content.res.Configuration
import android.graphics.Canvas
import android.graphics.Path
import android.graphics.RectF
import android.util.AttributeSet
import com.android.systemui.R
import com.android.systemui.statusbar.notification.row.ExpandableView

/**
 * Root view to insert Lock screen media controls into the notification stack.
 */
class MediaContainerView(context: Context, attrs: AttributeSet?) : ExpandableView(context, attrs) {

    var cornerRadius = 0f
    var clipHeight = 0
    var clipRect = RectF()
    var clipPath = Path()

    init {
        setWillNotDraw(false) // Run onDraw after invalidate.
        updateResources()
    }

    override fun onConfigurationChanged(newConfig: Configuration?) {
        super.onConfigurationChanged(newConfig)
        updateResources()
    }

    private fun updateResources() {
        cornerRadius = context.resources
                .getDimensionPixelSize(R.dimen.notification_corner_radius).toFloat()
    }

    public override fun updateClipping() {
        if (clipHeight != actualHeight) {
            clipHeight = actualHeight
        }
        invalidate()
    }

    override fun onDraw(canvas: Canvas) {
        super.onDraw(canvas)

        val bounds = canvas.clipBounds
        bounds.bottom = clipHeight
        clipRect.set(bounds)

        clipPath.reset()
        clipPath.addRoundRect(clipRect, cornerRadius, cornerRadius, Path.Direction.CW)
        canvas.clipPath(clipPath)
    }


    override fun performRemoveAnimation(duration: Long, delay: Long, translationDirection: Float,
                                        isHeadsUpAnimation: Boolean, endLocation: Float,
                                        onFinishedRunnable: Runnable?,
                                        animationListener: AnimatorListenerAdapter?): Long {
        return 0
    }

    override fun performAddAnimation(delay: Long, duration: Long, isHeadsUpAppear: Boolean,
                                     onEnd: Runnable?) {
        // No animation, it doesn't need it, this would be local
    }
}