| /* |
| * 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.canvas |
| |
| import androidx.ui.geometry.Offset |
| import androidx.ui.graphics.Canvas |
| import androidx.ui.graphics.Color |
| import androidx.ui.graphics.DesktopGraphicsTest |
| import androidx.ui.graphics.Paint |
| import androidx.ui.graphics.PointMode |
| import androidx.ui.graphics.StrokeCap |
| import org.junit.Test |
| |
| class DesktopCanvasPointsTest : DesktopGraphicsTest() { |
| private val canvas: Canvas = initCanvas(widthPx = 16, heightPx = 16) |
| |
| @Test |
| fun drawLines() { |
| canvas.drawPoints( |
| pointMode = PointMode.lines, |
| points = listOf( |
| Offset(0f, 8f), |
| Offset(8f, 0f), |
| Offset(8f, 8f), |
| Offset(0f, 8f) |
| ), |
| paint = Paint().apply { |
| color = Color.Red |
| strokeWidth = 2f |
| } |
| ) |
| |
| canvas.translate(6f, 6f) |
| canvas.drawPoints( |
| pointMode = PointMode.lines, |
| points = listOf( |
| Offset(0f, 8f), |
| Offset(8f, 0f), |
| Offset(8f, 8f), |
| Offset(0f, 8f) |
| ), |
| paint = Paint().apply { |
| color = Color.Green |
| strokeWidth = 2f |
| strokeCap = StrokeCap.round |
| } |
| ) |
| |
| screenshotRule.snap(surface) |
| } |
| |
| @Test |
| fun drawPoints() { |
| canvas.drawPoints( |
| pointMode = PointMode.points, |
| points = listOf( |
| Offset(0f, 2f), |
| Offset(2f, 0f) |
| ), |
| paint = Paint().apply { |
| color = Color.Red |
| strokeWidth = 2f |
| strokeCap = StrokeCap.butt |
| } |
| ) |
| canvas.drawRawPoints( |
| pointMode = PointMode.points, |
| points = floatArrayOf( |
| 4f, 4f, |
| 8f, 8f |
| ), |
| paint = Paint().apply { |
| color = Color.Blue |
| strokeWidth = 4f |
| strokeCap = StrokeCap.round |
| } |
| ) |
| canvas.drawPoints( |
| pointMode = PointMode.points, |
| points = listOf( |
| Offset(4f, 0f) |
| ), |
| paint = Paint().apply { |
| color = Color.Green |
| strokeWidth = 2f |
| strokeCap = StrokeCap.square |
| } |
| ) |
| |
| screenshotRule.snap(surface) |
| } |
| |
| @Test |
| fun drawPolygons() { |
| canvas.drawPoints( |
| pointMode = PointMode.polygon, |
| points = listOf( |
| Offset(0f, 8f), |
| Offset(8f, 0f), |
| Offset(8f, 8f), |
| Offset(0f, 8f) |
| ), |
| paint = Paint().apply { |
| color = Color.Red |
| strokeWidth = 2f |
| } |
| ) |
| |
| canvas.translate(6f, 6f) |
| canvas.drawPoints( |
| pointMode = PointMode.polygon, |
| points = listOf( |
| Offset(0f, 8f), |
| Offset(8f, 0f), |
| Offset(8f, 8f), |
| Offset(0f, 8f) |
| ), |
| paint = Paint().apply { |
| color = Color.Green |
| strokeWidth = 2f |
| strokeCap = StrokeCap.round |
| } |
| ) |
| |
| screenshotRule.snap(surface) |
| } |
| } |