Grcov report - close-path-current-point.c

1

/*

2

 * Copyright © 2009 Nis Martensen

3

4

 * Permission to use, copy, modify, distribute, and sell this software

5

 * and its documentation for any purpose is hereby granted without fee,

6

 * provided that the above copyright notice appear in all copies and

7

 * that both that copyright notice and this permission notice appear in

8

 * supporting documentation, and that the name of the copyright holder

9

 * not be used in advertising or publicity pertaining to distribution of

10

 * the software without specific, written prior permission. The

11

 * copyright holder makes no representations about the suitability of

12

 * this software for any purpose. It is provided "as is" without

13

 * express or implied warranty.

14

15

 * THE COPYRIGHT HOLDER DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS

16

 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND

17

 * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY

18

 * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER

19

 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF

20

 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN

21

 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

22

23

 * Author: Nis Martensen <nis.martensen@web.de>

24

*/

25

26

#include "cairo-test.h"

27

28

#define SIZE 20

29

30

static cairo_test_status_t

31

3

draw (cairo_t *cr, int width, int height)

32

33

    /* We draw in the default black, so paint white first. */

34

3

    cairo_save (cr);

35

3

    cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */

36

3

    cairo_paint (cr);

37

3

    cairo_restore (cr);

38

39

    /* subpath starts with cairo_move_to */

40

3

    cairo_new_sub_path (cr);

41

3

    cairo_move_to (cr, SIZE, SIZE);

42

3

    cairo_rel_line_to (cr, SIZE, 0);

43

3

    cairo_rel_line_to (cr, 0, SIZE);

44

3

    cairo_close_path (cr);

45

3

    cairo_rel_line_to (cr, 0.5 * SIZE, SIZE);

46

47

    /* subpath starts with cairo_line_to */

48

3

    cairo_new_sub_path (cr);

49

3

    cairo_line_to (cr, SIZE, 3 * SIZE);

50

3

    cairo_rel_line_to (cr, SIZE, 0);

51

3

    cairo_rel_line_to (cr, 0, SIZE);

52

3

    cairo_close_path (cr);

53

3

    cairo_rel_line_to (cr, 0, SIZE);

54

55

    /* subpath starts with cairo_curve_to */

56

3

    cairo_new_sub_path (cr);

57

3

    cairo_curve_to (cr,

58

		    SIZE, 5 * SIZE,

59

		    1.5 * SIZE, 6 * SIZE,

60

		    2 * SIZE, 5 * SIZE);

61

3

    cairo_rel_line_to (cr, 0, SIZE);

62

3

    cairo_close_path (cr);

63

3

    cairo_rel_line_to (cr, -0.5 * SIZE, SIZE);

64

65

    /* subpath starts with cairo_arc */

66

3

    cairo_new_sub_path (cr);

67

3

    cairo_arc (cr,

68

	       1.5 * SIZE, 7 * SIZE,

69

	       0.5 * SIZE,

70

	       M_PI, 2 * M_PI);

71

3

    cairo_rel_line_to (cr, 0, SIZE);

72

3

    cairo_close_path (cr);

73

3

    cairo_rel_line_to (cr, -0.7 * SIZE, 0.7 * SIZE);

74

75

    /* subpath starts with cairo_arc_negative */

76

3

    cairo_new_sub_path (cr);

77

3

    cairo_arc_negative (cr,

78

			1.5 * SIZE, 9 * SIZE,

79

			0.5 * SIZE,

80

			M_PI, 2 * M_PI);

81

3

    cairo_rel_line_to (cr, 0, SIZE);

82

3

    cairo_close_path (cr);

83

3

    cairo_rel_line_to (cr, -0.8 * SIZE, 0.3 * SIZE);

84

85

3

    cairo_stroke (cr);

86

87

3

    return CAIRO_TEST_SUCCESS;

88

89

90

1

CAIRO_TEST (close_path_current_point,

91

	    "Test some corner cases related to cairo path operations and the current point",

92

	    "path", /* keywords */

93

	    NULL, /* requirements */

94

	    3 * SIZE, 11 * SIZE,

95

	    NULL, draw)