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
implTestBasicDiagonalLines(const BitmapDeviceSharedPtr & rDevice)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
implTestBasicHorizontalLines(const BitmapDeviceSharedPtr & rDevice)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
implTestBasicVerticalLines(const BitmapDeviceSharedPtr & rDevice)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)
implTestTieBreaking(const BitmapDeviceSharedPtr & rDevice)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:
SetUp()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
TEST_F(LineTest,testBasicDiagonalLines)154 TEST_F(LineTest, testBasicDiagonalLines)
155 {
156 implTestBasicDiagonalLines( mpDevice1bpp );
157 implTestBasicDiagonalLines( mpDevice32bpp );
158 }
159
TEST_F(LineTest,testBasicHorizontalLines)160 TEST_F(LineTest, testBasicHorizontalLines)
161 {
162 implTestBasicHorizontalLines( mpDevice1bpp );
163 implTestBasicHorizontalLines( mpDevice32bpp );
164 }
165
TEST_F(LineTest,testBasicVerticalLines)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)
TEST_F(LineTest,testTieBreaking)174 TEST_F(LineTest, testTieBreaking)
175 {
176 implTestTieBreaking( mpDevice1bpp );
177 implTestTieBreaking( mpDevice32bpp );
178 }
179
180
181 }
182