1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.uirendering.cts.testclasses; 18 19 import static org.junit.Assert.assertNotNull; 20 21 import android.content.pm.PackageManager; 22 import android.graphics.Color; 23 import android.graphics.Paint; 24 import android.graphics.Path; 25 import android.graphics.Point; 26 import android.graphics.Typeface; 27 import android.support.test.filters.LargeTest; 28 import android.support.test.filters.MediumTest; 29 import android.support.test.runner.AndroidJUnit4; 30 import android.uirendering.cts.R; 31 import android.uirendering.cts.bitmapcomparers.MSSIMComparer; 32 import android.uirendering.cts.bitmapverifiers.GoldenImageVerifier; 33 import android.uirendering.cts.bitmapverifiers.SamplePointVerifier; 34 import android.uirendering.cts.testinfrastructure.ActivityTestBase; 35 import android.uirendering.cts.testinfrastructure.CanvasClient; 36 import android.uirendering.cts.testinfrastructure.CanvasClientDrawable; 37 import android.uirendering.cts.testinfrastructure.ViewInitializer; 38 import android.uirendering.cts.util.WebViewReadyHelper; 39 import android.view.View; 40 import android.view.ViewGroup; 41 import android.webkit.WebView; 42 43 import org.junit.Test; 44 import org.junit.runner.RunWith; 45 46 import java.util.concurrent.CountDownLatch; 47 48 @MediumTest 49 @RunWith(AndroidJUnit4.class) 50 public class PathClippingTests extends ActivityTestBase { 51 // draw circle with hole in it, with stroked circle 52 static final CanvasClient sTorusDrawCanvasClient = (canvas, width, height) -> { 53 Paint paint = new Paint(); 54 paint.setAntiAlias(false); 55 paint.setColor(Color.BLUE); 56 paint.setStyle(Paint.Style.STROKE); 57 paint.setStrokeWidth(20); 58 canvas.drawCircle(30, 30, 40, paint); 59 }; 60 61 // draw circle with hole in it, by path operations + path clipping 62 static final CanvasClient sTorusClipCanvasClient = (canvas, width, height) -> { 63 canvas.save(); 64 65 Path path = new Path(); 66 path.addCircle(30, 30, 50, Path.Direction.CW); 67 path.addCircle(30, 30, 30, Path.Direction.CCW); 68 69 canvas.clipPath(path); 70 canvas.drawColor(Color.BLUE); 71 72 canvas.restore(); 73 }; 74 75 // draw circle with hole in it, by path operations + path clipping 76 static final CanvasClient sTorusClipOutCanvasClient = (canvas, width, height) -> { 77 canvas.save(); 78 79 Path path1 = new Path(); 80 path1.addCircle(30, 30, 50, Path.Direction.CW); 81 82 Path path2 = new Path(); 83 path2.addCircle(30, 30, 30, Path.Direction.CW); 84 85 canvas.clipPath(path1); 86 canvas.clipOutPath(path2); 87 canvas.drawColor(Color.BLUE); 88 89 canvas.restore(); 90 }; 91 92 @Test 93 public void testCircleWithCircle() { 94 createTest() 95 .addCanvasClient("TorusDraw", sTorusDrawCanvasClient, false) 96 .addCanvasClient("TorusClip", sTorusClipCanvasClient) 97 .addCanvasClient("TorusClipOut", sTorusClipOutCanvasClient) 98 .runWithVerifier(new GoldenImageVerifier(getActivity(), 99 R.drawable.pathclippingtest_torus, new MSSIMComparer(0.95))); 100 } 101 102 @Test 103 public void testCircleWithPoints() { 104 createTest() 105 .addCanvasClient("TorusClip", sTorusClipCanvasClient) 106 .addCanvasClient("TorusClipOut", sTorusClipOutCanvasClient) 107 .runWithVerifier(new SamplePointVerifier( 108 new Point[] { 109 // inside of circle 110 new Point(30, 50), 111 // on circle 112 new Point(30 + 32, 30 + 32), 113 // outside of circle 114 new Point(30 + 38, 30 + 38), 115 new Point(80, 80) 116 }, 117 new int[] { 118 Color.WHITE, 119 Color.BLUE, 120 Color.WHITE, 121 Color.WHITE, 122 })); 123 } 124 125 @Test 126 public void testViewRotate() { 127 createTest() 128 .addLayout(R.layout.blue_padded_layout, view -> { 129 ViewGroup rootView = (ViewGroup) view; 130 rootView.setClipChildren(true); 131 View childView = rootView.getChildAt(0); 132 childView.setPivotX(40); 133 childView.setPivotY(40); 134 childView.setRotation(45f); 135 }) 136 .runWithVerifier(new SamplePointVerifier( 137 new Point[] { 138 // inside of rotated rect 139 new Point(40, 40), 140 new Point(40 + 25, 40 + 25), 141 // outside of rotated rect 142 new Point(40 + 31, 40 + 31), 143 new Point(80, 80) 144 }, 145 new int[] { 146 Color.BLUE, 147 Color.BLUE, 148 Color.WHITE, 149 Color.WHITE, 150 })); 151 } 152 153 @Test 154 public void testPathScale() { 155 createTest() 156 .addLayout(R.layout.frame_layout, view -> { 157 Path path = new Path(); 158 path.addCircle(TEST_WIDTH / 2, TEST_HEIGHT / 2, 159 TEST_WIDTH / 4, Path.Direction.CW); 160 view.setBackground(new CanvasClientDrawable((canvas, width, height) -> { 161 canvas.clipPath(path); 162 canvas.drawColor(Color.BLUE); 163 })); 164 view.setScaleX(2); 165 view.setScaleY(2); 166 }) 167 .runWithComparer(new MSSIMComparer(0.90)); 168 } 169 170 @Test 171 public void testTextClip() { 172 createTest() 173 .addCanvasClient((canvas, width, height) -> { 174 canvas.save(); 175 176 Path path = new Path(); 177 path.addCircle(0, 45, 45, Path.Direction.CW); 178 path.addCircle(90, 45, 45, Path.Direction.CW); 179 canvas.clipPath(path); 180 181 Paint paint = new Paint(); 182 paint.setAntiAlias(true); 183 paint.setTextSize(90); 184 paint.setTypeface(Typeface.defaultFromStyle(Typeface.BOLD)); 185 canvas.drawText("STRING", 0, 90, paint); 186 187 canvas.restore(); 188 }) 189 .runWithComparer(new MSSIMComparer(0.90)); 190 } 191 192 private ViewInitializer initBlueWebView(final CountDownLatch fence) { 193 return view -> { 194 WebView webview = (WebView)view.findViewById(R.id.webview); 195 assertNotNull(webview); 196 WebViewReadyHelper helper = new WebViewReadyHelper(webview, fence); 197 helper.loadData("<body style=\"background-color:blue\">"); 198 }; 199 } 200 201 @LargeTest 202 @Test 203 public void testWebViewClipWithCircle() { 204 if (!getActivity().getPackageManager().hasSystemFeature(PackageManager.FEATURE_WEBVIEW)) { 205 return; // no WebView to run test on 206 } 207 CountDownLatch hwFence = new CountDownLatch(1); 208 CountDownLatch swFence = new CountDownLatch(1); 209 createTest() 210 // golden client - draw a simple non-AA circle 211 .addCanvasClient((canvas, width, height) -> { 212 Paint paint = new Paint(); 213 paint.setAntiAlias(false); 214 paint.setColor(Color.BLUE); 215 canvas.drawOval(0, 0, width, height, paint); 216 }, false) 217 // verify against solid color webview, clipped to its parent oval 218 .addLayout(R.layout.circle_clipped_webview, 219 initBlueWebView(hwFence), true, hwFence) 220 .addLayout(R.layout.circle_clipped_webview, 221 initBlueWebView(swFence), false, swFence) 222 .runWithComparer(new MSSIMComparer(0.95)); 223 } 224 } 225