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GOPath* go_path_new (void); void go_path_set_options (GOPath *path, GOPathOptions options); GOPathOptions go_path_get_options (GOPath const *path); void go_path_arc (GOPath *path, double cx, double cy, double rx, double ry, double th0, double th1); void go_path_arc_to (GOPath *path, double cx, double cy, double rx, double ry, double th0, double th1); void go_path_clear (GOPath *path); void go_path_close (GOPath *path); void go_path_curve_to (GOPath *path, double x0, double y0, double x1, double y1, double x2, double y2); void go_path_free (GOPath *path); void go_path_line_to (GOPath *path, double x, double y); void go_path_move_to (GOPath *path, double x, double y); void go_path_pie_wedge (GOPath *path, double cx, double cy, double rx, double ry, double th0, double th1); void go_path_rectangle (GOPath *path, double x, double y, double width, double height); void go_path_ring_wedge (GOPath *path, double cx, double cy, double rx_out, double ry_out, double rx_in, double ry_in, double th0, double th1); void go_path_interpret (GOPath const *path, GOPathDirection direction, GOPathMoveToFunc *move_to, GOPathLineToFunc *line_to, GOPathCurveToFunc *curve_to, GOPathClosePathFunc *close_path, void *closure);
void go_path_set_options (GOPath *path,
GOPathOptions options);
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void go_path_arc (GOPath *path,
double cx,
double cy,
double rx,
double ry,
double th0,
double th1);
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void go_path_arc_to (GOPath *path,
double cx,
double cy,
double rx,
double ry,
double th0,
double th1);
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void go_path_curve_to (GOPath *path,
double x0,
double y0,
double x1,
double y1,
double x2,
double y2);
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void go_path_free (GOPath *path);
Frees all memory allocated for path.
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a GOPath |
void go_path_pie_wedge (GOPath *path,
double cx,
double cy,
double rx,
double ry,
double th0,
double th1);
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void go_path_rectangle (GOPath *path,
double x,
double y,
double width,
double height);
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void go_path_ring_wedge (GOPath *path,
double cx,
double cy,
double rx_out,
double ry_out,
double rx_in,
double ry_in,
double th0,
double th1);
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