1 /*
2  * Copyright 2014 Google Inc.
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 
8 // EXPERIMENTAL EXPERIMENTAL EXPERIMENTAL EXPERIMENTAL
9 // DO NOT USE -- FOR INTERNAL TESTING ONLY
10 
11 #ifndef sk_path_DEFINED
12 #define sk_path_DEFINED
13 
14 #include "sk_types.h"
15 
16 SK_C_PLUS_PLUS_BEGIN_GUARD
17 
18 typedef enum {
19     CW_SK_PATH_DIRECTION,
20     CCW_SK_PATH_DIRECTION,
21 } sk_path_direction_t;
22 
23 sk_path_t* sk_path_new();
24 void sk_path_delete(sk_path_t*);
25 
26 void sk_path_move_to(sk_path_t*, float x, float y);
27 void sk_path_line_to(sk_path_t*, float x, float y);
28 void sk_path_quad_to(sk_path_t*, float x0, float y0, float x1, float y1);
29 void sk_path_conic_to(sk_path_t*, float x0, float y0, float x1, float y1, float w);
30 void sk_path_cubic_to(sk_path_t*, float x0, float y0, float x1, float y1, float x2, float y2);
31 void sk_path_close(sk_path_t*);
32 
33 void sk_path_add_rect(sk_path_t*, const sk_rect_t*, sk_path_direction_t);
34 void sk_path_add_oval(sk_path_t*, const sk_rect_t*, sk_path_direction_t);
35 
36 /**
37  *  If the path is empty, return false and set the rect parameter to [0, 0, 0, 0].
38  *  else return true and set the rect parameter to the bounds of the control-points
39  *  of the path.
40  */
41 bool sk_path_get_bounds(const sk_path_t*, sk_rect_t*);
42 
43 SK_C_PLUS_PLUS_END_GUARD
44 
45 #endif
46