1 /* 2 * Copyright (C) 2016 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.graphics.pdf.cts; 18 19 import static android.graphics.pdf.cts.Utils.A4_HEIGHT_PTS; 20 import static android.graphics.pdf.cts.Utils.A4_PORTRAIT; 21 import static android.graphics.pdf.cts.Utils.A4_WIDTH_PTS; 22 import static android.graphics.pdf.cts.Utils.renderAndCompare; 23 24 import android.content.Context; 25 import android.graphics.Matrix; 26 import android.graphics.Rect; 27 import android.graphics.pdf.PdfRenderer; 28 import android.graphics.pdf.PdfRenderer.Page; 29 import androidx.annotation.Nullable; 30 import androidx.annotation.RawRes; 31 import android.support.test.InstrumentationRegistry; 32 import android.support.test.filters.SmallTest; 33 34 import org.junit.Before; 35 import org.junit.Test; 36 import org.junit.runner.RunWith; 37 import org.junit.runners.Parameterized; 38 39 import java.util.ArrayList; 40 import java.util.Collection; 41 42 /** 43 * Test for the {@link PdfRenderer} 44 */ 45 @RunWith(Parameterized.class) 46 public class PdfRendererTransformTest { 47 private Context mContext; 48 private int mWidth; 49 private int mHeight; 50 private int mDocRes; 51 private @Nullable Rect mClipping; 52 private @Nullable Matrix mTransformation; 53 private int mRenderMode; 54 PdfRendererTransformTest(int width, int height, @RawRes int docRes, @Nullable Rect clipping, @Nullable Matrix transformation, int renderMode)55 public PdfRendererTransformTest(int width, int height, @RawRes int docRes, 56 @Nullable Rect clipping, @Nullable Matrix transformation, int renderMode) { 57 mWidth = width; 58 mHeight = height; 59 mDocRes = docRes; 60 mClipping = clipping; 61 mTransformation = transformation; 62 mRenderMode = renderMode; 63 } 64 65 @Parameterized.Parameters getParameters()66 public static Collection<Object[]> getParameters() { 67 int[] widths = new int[] { A4_WIDTH_PTS * 3 / 4, A4_WIDTH_PTS, A4_WIDTH_PTS * 4 / 3 68 }; 69 int[] heights = new int[] { A4_HEIGHT_PTS * 3 / 4, A4_HEIGHT_PTS, A4_HEIGHT_PTS * 4 / 3 70 }; 71 int[] rotations = new int[] { 0, 15, 90, 180 }; 72 int[] translations = new int[] { -A4_HEIGHT_PTS / 2, 0, A4_HEIGHT_PTS / 2 }; 73 float[] scales = { -0.5f, 0, 1, 1.5f }; 74 75 Collection<Object[]> params = new ArrayList<>(); 76 77 for (int rotation : rotations) { 78 for (float scaleX : scales) { 79 for (float scaleY : scales) { 80 for (int translateX : translations) { 81 for (int translateY : translations) { 82 Matrix transformation = new Matrix(); 83 if (rotation != 0 || translateX != 0 || translateY != 0 84 || scaleX != 0 || scaleY != 0) { 85 if (rotation != 0) { 86 transformation.postRotate(rotation); 87 } 88 89 if (scaleX != 0 || scaleY != 0) { 90 transformation.postScale(scaleX, scaleY); 91 } 92 93 if (translateX != 0 || translateY != 0) { 94 transformation.postTranslate(translateX, 95 translateY); 96 } 97 } 98 99 for (int width : widths) { 100 for (int height : heights) { 101 params.add( 102 new Object[] { width, height, A4_PORTRAIT, null, 103 transformation, Page.RENDER_MODE_FOR_DISPLAY 104 }); 105 } 106 } 107 } 108 } 109 } 110 } 111 } 112 113 return params; 114 } 115 116 @Before setup()117 public void setup() { 118 mContext = InstrumentationRegistry.getTargetContext(); 119 } 120 121 // Note that the size annotation refers to the "size" of each individual parameterized run, 122 // and not the "full" run. 123 @SmallTest 124 @Test test()125 public void test() throws Exception { 126 renderAndCompare(mWidth, mHeight, mDocRes, mClipping, mTransformation, mRenderMode, 127 mContext); 128 } 129 } 130