Jordan Silva
f2402e25f1
It merges portrait and landscape XML specs for responsive grid. This update allows the responsive grid to rely on other properties like aspect ratio and not solely the orientation from resource qualifiers. Bug: 299889733 Flag: ACONFIG com.android.launcher3.enable_responsive_workspace TEAMFOOD Test: CalculatedAllAppsSpecTest Test: CalculatedFolderSpecTest Test: CalculatedHotseatSpecTest Test: CalculatedWorkspaceSpecTest Test: AllAppsSpecsTest Test: FolderSpecTest Test: HotseatSpecsTest Test: WorkspaceSpecsTest Change-Id: I39ee54d49c9d2a54fcbe91c8a1327a21a8126032
75 lines
2.6 KiB
Kotlin
75 lines
2.6 KiB
Kotlin
/*
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* Copyright (C) 2023 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.launcher3.responsive
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import android.content.res.TypedArray
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import com.android.launcher3.R
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import com.android.launcher3.responsive.ResponsiveSpec.DimensionType
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/**
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* Base class for responsive specs that holds a list of width and height specs.
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*
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* @param widthSpecs List of width responsive specifications
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* @param heightSpecs List of height responsive specifications
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*/
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class ResponsiveSpecGroup<T : IResponsiveSpec>(
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val aspectRatio: Float,
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widthSpecs: List<T>,
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heightSpecs: List<T>
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) {
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val widthSpecs: List<T>
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val heightSpecs: List<T>
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init {
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check(aspectRatio > 0f) { "Invalid aspect ratio! Aspect ratio should be bigger than zero." }
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this.widthSpecs = widthSpecs.sortedBy { it.maxAvailableSize }
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this.heightSpecs = heightSpecs.sortedBy { it.maxAvailableSize }
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}
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/**
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* Get a [ResponsiveSpec] within the breakpoint.
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*
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* @param type Type of the spec to be retrieved (width or height)
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* @param availableSize The breakpoint for the spec
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* @return A [ResponsiveSpec].
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*/
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fun getSpec(type: DimensionType, availableSize: Int): T {
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val spec =
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if (type == DimensionType.WIDTH) {
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widthSpecs.firstOrNull { availableSize <= it.maxAvailableSize }
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} else {
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heightSpecs.firstOrNull { availableSize <= it.maxAvailableSize }
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}
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check(spec != null) { "No available $type spec found within $availableSize." }
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return spec
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}
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companion object {
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const val XML_GROUP_NAME = "specs"
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fun <T : IResponsiveSpec> create(
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attrs: TypedArray,
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specs: List<T>
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): ResponsiveSpecGroup<T> {
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val (widthSpecs, heightSpecs) =
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specs.partition { it.dimensionType == DimensionType.WIDTH }
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val aspectRatio = attrs.getFloat(R.styleable.ResponsiveSpecGroup_maxAspectRatio, 0f)
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return ResponsiveSpecGroup(aspectRatio, widthSpecs, heightSpecs)
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}
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}
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}
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