1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
|
#include <cppunit/extensions/HelperMacros.h>
#include "../plugingui/canvas.h"
#include "../plugingui/painter.h"
#include "../plugingui/image.h"
#include "../plugingui/font.h"
class TestableCanvas
: public GUI::Canvas
{
public:
TestableCanvas(std::size_t width, std::size_t height)
: pixbuf(width, height)
{}
GUI::PixelBufferAlpha& GetPixelBuffer() override
{
return pixbuf;
}
private:
GUI::PixelBufferAlpha pixbuf;
};
class PainterTest
: public CppUnit::TestFixture
{
CPPUNIT_TEST_SUITE(PainterTest);
CPPUNIT_TEST(testDrawImage);
CPPUNIT_TEST(testDrawText);
CPPUNIT_TEST_SUITE_END();
public:
void setUp() {}
void tearDown() {}
void testDrawImage()
{
GUI::Image image(":logo.png");
{
TestableCanvas canvas(image.width(), image.height());
GUI::Painter painter(canvas);
painter.drawImage(0, 0, image);
}
{
TestableCanvas canvas(image.width(), image.height());
GUI::Painter painter(canvas);
painter.drawImage(-10, -10, image);
}
{
TestableCanvas canvas(image.width() / 2, image.height() / 2);
GUI::Painter painter(canvas);
painter.drawImage(0, 0, image);
}
{
TestableCanvas canvas(image.width(), image.height());
GUI::Painter painter(canvas);
painter.drawImage(10, 10, image);
}
{
TestableCanvas canvas(image.width(), image.height());
GUI::Painter painter(canvas);
painter.drawImage(image.width() + 1,
image.height() + 1,
image);
}
{
TestableCanvas canvas(image.width(), image.height());
GUI::Painter painter(canvas);
painter.drawImage(-1 * (image.width() + 1),
-1 * (image.height() + 1),
image);
}
}
void testDrawText()
{
GUI::Font font;
std::string someText = "Hello World - лæ Библиотека";
std::size_t width = font.textWidth(someText);
std::size_t height = font.textHeight(someText);
{
TestableCanvas canvas(width, height);
GUI::Painter painter(canvas);
painter.drawText(0, 0, font, someText);
}
{
TestableCanvas canvas(width, height);
GUI::Painter painter(canvas);
painter.drawText(-10, -10, font, someText);
}
{
TestableCanvas canvas(width / 2, height / 2);
GUI::Painter painter(canvas);
painter.drawText(0, 0, font, someText);
}
{
TestableCanvas canvas(width, height);
GUI::Painter painter(canvas);
painter.drawText(10, 10, font, someText);
}
{
TestableCanvas canvas(width, height);
GUI::Painter painter(canvas);
painter.drawText(width + 1,
height + 1,
font, someText);
}
{
TestableCanvas canvas(width, height);
GUI::Painter painter(canvas);
painter.drawText(-1 * (width + 1),
-1 * (height + 1),
font, someText);
}
}
};
CPPUNIT_TEST_SUITE_REGISTRATION(PainterTest);
|