| /* |
| * 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.graphics |
| |
| import androidx.ui.desktop.initCompose |
| import androidx.ui.desktop.test.DesktopScreenshotTestRule |
| import org.jetbrains.skija.Surface |
| import org.junit.After |
| import org.junit.Rule |
| |
| abstract class DesktopGraphicsTest { |
| @get:Rule |
| val screenshotRule = DesktopScreenshotTestRule("ui/ui-desktop/graphics") |
| |
| private var _surface: Surface? = null |
| protected val surface get() = _surface!! |
| |
| protected val redPaint = Paint().apply { color = Color.Red } |
| protected val bluePaint = Paint().apply { color = Color.Blue } |
| protected val greenPaint = Paint().apply { color = Color.Green } |
| protected val cyanPaint = Paint().apply { color = Color.Cyan } |
| protected val magentaPaint = Paint().apply { color = Color.Magenta } |
| protected val yellowPaint = Paint().apply { color = Color.Yellow } |
| |
| @Suppress("SameParameterValue") |
| protected fun initCanvas(widthPx: Int, heightPx: Int): Canvas { |
| require(_surface == null) |
| _surface = Surface.makeRasterN32Premul(widthPx, heightPx) |
| return Canvas(android.graphics.Canvas(_surface!!.canvas)) |
| } |
| |
| @After |
| fun teardown() { |
| _surface?.close() |
| } |
| |
| private companion object { |
| init { |
| initCompose() |
| } |
| } |
| } |