BringIntoViewResponder.android.kt

/*
 * Copyright 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 androidx.compose.foundation.relocation

import android.graphics.Rect as AndroidRect
import androidx.compose.ui.geometry.Rect
import androidx.compose.ui.layout.positionInRoot
import androidx.compose.ui.node.CompositionLocalConsumerModifierNode
import androidx.compose.ui.node.currentValueOf
import androidx.compose.ui.platform.LocalView

internal actual fun CompositionLocalConsumerModifierNode.defaultBringIntoViewParent():
    BringIntoViewParent =
    BringIntoViewParent { childCoordinates, boundsProvider ->
        val view = currentValueOf(LocalView)
        val childOffset = childCoordinates.positionInRoot()
        val rootRect = boundsProvider()?.translate(childOffset)
        if (rootRect != null) {
            view.requestRectangleOnScreen(rootRect.toRect(), false)
        }
    }

private fun Rect.toRect() = AndroidRect(left.toInt(), top.toInt(), right.toInt(), bottom.toInt())