| /* |
| * 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.framework.samples |
| |
| import androidx.annotation.Sampled |
| import androidx.compose.Composable |
| import androidx.ui.core.DensityAmbient |
| import androidx.ui.core.WithConstraints |
| import androidx.ui.graphics.Color |
| import androidx.ui.unit.dp |
| |
| @Sampled |
| @Composable |
| fun WithConstraintsSample() { |
| WithConstraints { constraints -> |
| val rectangleHeight = 100.dp |
| val threshold = with(DensityAmbient.current) { (rectangleHeight * 2).toIntPx() } |
| if (constraints.maxHeight < threshold) { |
| SizedRectangle(color = Color.Blue, width = 50.dp, height = rectangleHeight) |
| } else { |
| Column { |
| SizedRectangle(color = Color.Blue, width = 50.dp, height = rectangleHeight) |
| SizedRectangle(color = Color.Gray, width = 50.dp, height = rectangleHeight) |
| } |
| } |
| } |
| } |