1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 // autogenerated file with codegen.pl 25 26 #include "preextstl.h" 27 #include "gtest/gtest.h" 28 #include "postextstl.h" 29 30 #include <basegfx/vector/b2isize.hxx> 31 #include <basegfx/point/b2ipoint.hxx> 32 33 #include <basebmp/color.hxx> 34 #include <basebmp/scanlineformats.hxx> 35 #include <basebmp/bitmapdevice.hxx> 36 #include <basebmp/debug.hxx> 37 #include "tools.hxx" 38 39 #include <iostream> 40 #include <fstream> 41 42 using namespace ::basebmp; 43 44 namespace 45 { 46 /* 47 std::ofstream output("32bpp_test.dump"); 48 debugDump( mpDevice32bpp, output ); 49 */ 50 51 class LineTest : public ::testing::Test 52 { 53 protected: 54 BitmapDeviceSharedPtr mpDevice1bpp; 55 BitmapDeviceSharedPtr mpDevice32bpp; 56 57 void implTestBasicDiagonalLines(const BitmapDeviceSharedPtr& rDevice) 58 { 59 rDevice->clear(Color(0)); 60 61 const basegfx::B2IPoint aPt1(1,1); 62 const basegfx::B2IPoint aPt2(9,9); 63 const Color aCol(0xFFFFFFFF); 64 rDevice->drawLine( aPt1, aPt2, aCol, DrawMode_PAINT ); 65 ASSERT_TRUE(rDevice->getPixel(aPt1) == aCol) << "first pixel set"; 66 ASSERT_TRUE(rDevice->getPixel(aPt2) == aCol) << "last pixel set"; 67 const basegfx::B2IPoint aPt3(0,0); 68 ASSERT_TRUE(rDevice->getPixel(aPt3) != aCol) << "topmost pixel not set"; 69 const basegfx::B2IPoint aPt4(10,10); 70 ASSERT_TRUE(rDevice->getPixel(aPt4) != aCol) << "bottommost pixel not set"; 71 72 ASSERT_TRUE(countPixel( rDevice, aCol ) == 9) << "number of rendered pixel is not 9"; 73 74 rDevice->drawLine( aPt2, aPt1, aCol, DrawMode_PAINT ); 75 76 ASSERT_TRUE(countPixel( rDevice, aCol ) == 9) 77 << "number of rendered pixel after reversed paint is not 9"; 78 } 79 80 void implTestBasicHorizontalLines(const BitmapDeviceSharedPtr& rDevice) 81 { 82 rDevice->clear(Color(0)); 83 84 const basegfx::B2IPoint aPt1(10,10); 85 const basegfx::B2IPoint aPt2(0,10); 86 const Color aCol(0xFFFFFFFF); 87 rDevice->drawLine( aPt1, aPt2, aCol, DrawMode_PAINT ); 88 ASSERT_TRUE(rDevice->getPixel(aPt1) == aCol) << "first pixel set"; 89 ASSERT_TRUE(rDevice->getPixel(aPt2) == aCol) << "last pixel set"; 90 ASSERT_TRUE(countPixel( rDevice, aCol ) == 11) << "number of rendered pixel is not 11"; 91 92 rDevice->clear(Color(0)); 93 rDevice->drawLine( aPt2, aPt1, aCol, DrawMode_PAINT ); 94 ASSERT_TRUE(rDevice->getPixel(aPt1) == aCol) << "first pixel set"; 95 ASSERT_TRUE(rDevice->getPixel(aPt2) == aCol) << "last pixel set"; 96 ASSERT_TRUE(countPixel( rDevice, aCol ) == 11) << "number of rendered pixel is not 11"; 97 } 98 99 void implTestBasicVerticalLines(const BitmapDeviceSharedPtr& rDevice) 100 { 101 rDevice->clear(Color(0)); 102 103 const basegfx::B2IPoint aPt1(1,1); 104 const basegfx::B2IPoint aPt2(1,9); 105 const Color aCol(0xFFFFFFFF); 106 rDevice->drawLine( aPt1, aPt2, aCol, DrawMode_PAINT ); 107 ASSERT_TRUE(rDevice->getPixel(aPt1) == aCol) << "first pixel set"; 108 ASSERT_TRUE(rDevice->getPixel(aPt2) == aCol) << "last pixel set"; 109 const basegfx::B2IPoint aPt3(0,0); 110 ASSERT_TRUE(rDevice->getPixel(aPt3) != aCol) << "topmost pixel not set"; 111 const basegfx::B2IPoint aPt4(0,10); 112 ASSERT_TRUE(rDevice->getPixel(aPt4) != aCol) << "bottommost pixel not set"; 113 114 ASSERT_TRUE(countPixel( rDevice, aCol ) == 9) << "number of rendered pixel is not 9"; 115 } 116 117 // test pixel rounding (should always tend towards start point of 118 // the line) 119 void implTestTieBreaking(const BitmapDeviceSharedPtr& rDevice) 120 { 121 rDevice->clear(Color(0)); 122 123 const basegfx::B2IPoint aPt1(1,1); 124 const basegfx::B2IPoint aPt2(3,2); 125 const Color aCol(0xFFFFFFFF); 126 rDevice->drawLine( aPt1, aPt2, aCol, DrawMode_PAINT ); 127 ASSERT_TRUE(rDevice->getPixel(aPt1) == aCol) << "first pixel set"; 128 ASSERT_TRUE(rDevice->getPixel(basegfx::B2IPoint(2,1)) == aCol) << "second pixel set"; 129 ASSERT_TRUE(rDevice->getPixel(aPt2) == aCol) << "last pixel set"; 130 ASSERT_TRUE(countPixel( rDevice, aCol ) == 3) 131 << "number of rendered pixel after reversed paint is not 3"; 132 133 rDevice->drawLine( aPt2, aPt1, aCol, DrawMode_PAINT ); 134 ASSERT_TRUE(rDevice->getPixel(basegfx::B2IPoint(2,2)) == aCol) 135 << "alternate second pixel set"; 136 137 ASSERT_TRUE(countPixel( rDevice, aCol ) == 4) 138 << "number of rendered pixel after reversed paint is not 4"; 139 } 140 141 public: 142 virtual void SetUp() 143 { 144 const basegfx::B2ISize aSize(11,11); 145 mpDevice1bpp = createBitmapDevice( aSize, 146 true, 147 Format::ONE_BIT_MSB_PAL ); 148 mpDevice32bpp = createBitmapDevice( aSize, 149 true, 150 Format::THIRTYTWO_BIT_TC_MASK ); 151 } 152 }; 153 154 TEST_F(LineTest, testBasicDiagonalLines) 155 { 156 implTestBasicDiagonalLines( mpDevice1bpp ); 157 implTestBasicDiagonalLines( mpDevice32bpp ); 158 } 159 160 TEST_F(LineTest, testBasicHorizontalLines) 161 { 162 implTestBasicHorizontalLines( mpDevice1bpp ); 163 implTestBasicHorizontalLines( mpDevice32bpp ); 164 } 165 166 TEST_F(LineTest, testBasicVerticalLines) 167 { 168 implTestBasicVerticalLines( mpDevice1bpp ); 169 implTestBasicVerticalLines( mpDevice32bpp ); 170 } 171 172 // test pixel rounding (should always tend towards start point of 173 // the line) 174 TEST_F(LineTest, testTieBreaking) 175 { 176 implTestTieBreaking( mpDevice1bpp ); 177 implTestTieBreaking( mpDevice32bpp ); 178 } 179 180 181 } 182