| /* |
| * Copyright 2019 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 |
| |
| /** |
| * A part of the composition that can be measured. This represents a layout. |
| * The instance should never be stored. |
| */ |
| interface IntrinsicMeasurable { |
| /** |
| * Data provided by the `ParentData` |
| */ |
| val parentData: Any? |
| |
| /** |
| * Calculates the minimum width that the layout can be such that |
| * the content of the layout will be painted correctly. |
| */ |
| fun minIntrinsicWidth(height: Int, layoutDirection: LayoutDirection): Int |
| |
| /** |
| * Calculates the smallest width beyond which increasing the width never |
| * decreases the height. |
| */ |
| fun maxIntrinsicWidth(height: Int, layoutDirection: LayoutDirection): Int |
| |
| /** |
| * Calculates the minimum height that the layout can be such that |
| * the content of the layout will be painted correctly. |
| */ |
| fun minIntrinsicHeight(width: Int, layoutDirection: LayoutDirection): Int |
| |
| /** |
| * Calculates the smallest height beyond which increasing the height never |
| * decreases the width. |
| */ |
| fun maxIntrinsicHeight(width: Int, layoutDirection: LayoutDirection): Int |
| } |
| |
| /** |
| * A function for performing intrinsic measurement. |
| */ |
| typealias IntrinsicMeasureBlock2 = |
| IntrinsicMeasureScope.(List<IntrinsicMeasurable>, Int) -> Int |
| |
| @Deprecated("Use IntrinsicMeasureBlock2 instead") |
| typealias IntrinsicMeasureBlock = |
| IntrinsicMeasureScope.(List<IntrinsicMeasurable>, Int, LayoutDirection) -> Int |