1 #include <pangomm/init.h>
2 #include "canvas/canvas.h"
3 #include "canvas/line.h"
4 #include "canvas/rectangle.h"
5 #include "canvas/polygon.h"
6 #include "canvas/arrow.h"
7 #include "canvas/text.h"
8 #include "render.h"
9
10 using namespace std;
11 using namespace ArdourCanvas;
12
13 CPPUNIT_TEST_SUITE_REGISTRATION (RenderTest);
14
15 void
check(string const & name)16 RenderTest::check (string const & name)
17 {
18 stringstream s;
19 s << "diff -q " << name << ".png " << "../../libs/canvas/test/" << name << ".png";
20 int r = system (s.str().c_str());
21 CPPUNIT_ASSERT (WEXITSTATUS (r) == 0);
22 }
23
24 void
basics()25 RenderTest::basics ()
26 {
27 ImageCanvas canvas (Duple (256, 256));
28
29 /* line */
30 Group line_group (canvas.root ());
31 line_group.set_position (Duple (0, 0));
32 Line line (&line_group);
33 line.set (Duple (0, 0), Duple (32, 32));
34 line.set_outline_width (2);
35
36 /* rectangle */
37 Group rectangle_group (canvas.root ());
38 rectangle_group.set_position (Duple (64, 0));
39 Rectangle rectangle (&rectangle_group);
40 rectangle.set (Rect (0, 0, 32, 32));
41 rectangle.set_outline_width (2);
42 rectangle.set_outline_color (0x00ff00ff);
43 rectangle.set_fill_color (0x0000ffff);
44
45 /* poly line */
46 Group poly_line_group (canvas.root ());
47 poly_line_group.set_position (Duple (0, 64));
48 PolyLine poly_line (&poly_line_group);
49 Points points;
50 points.push_back (Duple (0, 0));
51 points.push_back (Duple (16, 48));
52 points.push_back (Duple (32, 32));
53 poly_line.set (points);
54 poly_line.set_outline_color (0xff0000ff);
55 poly_line.set_outline_width (2);
56
57 /* polygon */
58 Group polygon_group (canvas.root ());
59 polygon_group.set_position (Duple (64, 64));
60 Polygon polygon (&polygon_group);
61 polygon.set (points);
62 polygon.set_outline_color (0xff00ffff);
63 polygon.set_fill_color (0xcc00ffff);
64 polygon.set_outline_width (2);
65
66 /* arrow */
67 Group arrow_group (canvas.root ());
68 arrow_group.set_position (Duple (128, 0));
69 Arrow arrow (&arrow_group);
70 arrow.set_outline_width (2);
71 arrow.set_x (32);
72 arrow.set_y0 (0);
73 arrow.set_y1 (64);
74
75 /* text */
76 Pango::init ();
77 Group text_group (canvas.root ());
78 text_group.set_position (Duple (128, 64));
79 Text text (&text_group);
80 text.set ("Hello world!");
81
82 canvas.render_to_image (Rect (0, 0, 256, 256));
83 canvas.write_to_png ("render_basics.png");
84
85 check ("render_basics");
86 }
87