/*
 * Copyright 2021 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.example.jankstats

import android.content.Context
import android.graphics.Canvas
import android.util.AttributeSet
import android.view.View
import com.example.jankstats.tools.simulateJank

/**
 * This custom view is used to inject an artificial, random delay during drawing, to simulate
 * jank on the UI thread.
 */
class JankyView @JvmOverloads constructor(
    context: Context,
    attrs: AttributeSet? = null,
    defStyleAttr: Int = 0,
    defStyleRes: Int = 0
) : View(context, attrs, defStyleAttr, defStyleRes) {

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

}
