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/*
* Copyright 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 androidx.ui.core
import androidx.ui.core.pointerinput.PointerInputFilter
import androidx.ui.core.pointerinput.PointerInputModifier
import androidx.ui.geometry.Offset
internal class PointerInputDelegatingWrapper(
wrapped: LayoutNodeWrapper,
pointerInputModifier: PointerInputModifier
) : DelegatingLayoutNodeWrapper<PointerInputModifier>(wrapped, pointerInputModifier) {
init {
pointerInputModifier.pointerInputFilter.layoutCoordinates = this
}
override fun hitTest(
pointerPositionRelativeToScreen: Offset,
hitPointerInputFilters: MutableList<PointerInputFilter>
) {
if (isGlobalPointerInBounds(pointerPositionRelativeToScreen)) {
// If the pointer is in bounds, we hit the pointer input filter, so add it!
hitPointerInputFilters.add(modifier.pointerInputFilter)
}
// Also, keep looking to see if we also might hit any children.
super.hitTest(
pointerPositionRelativeToScreen,
hitPointerInputFilters
)
}
}