static double
_cairo_default_context_get_tolerance (void *abstract_cr)
{
cairo_default_context_t *cr = abstract_cr;
return _cairo_gstate_get_tolerance (cr->gstate);
}
static cairo_path_t *
_cairo_path_create_internal (cairo_path_fixed_t *path_fixed,
cairo_gstate_t *gstate,
cairo_bool_t flatten)
{
cairo_path_t *path;
//+EAWebKitChange
//11/10/2011
path = cairo_malloc (sizeof (cairo_path_t));
//-EAWebKitChange
if (path == NULL) {
_cairo_error_throw (CAIRO_STATUS_NO_MEMORY);
return (cairo_path_t*) &_cairo_path_nil;
}
path->num_data = _cairo_path_count (path, path_fixed,
_cairo_gstate_get_tolerance (gstate),
flatten);
if (path->num_data < 0) {
//+EAWebKitChange
//11/10/2011
cairo_free (path);
//-EAWebKitChange
return (cairo_path_t*) &_cairo_path_nil;
}
if (path->num_data) {
path->data = _cairo_malloc_ab (path->num_data,
sizeof (cairo_path_data_t));
if (path->data == NULL) {
//+EAWebKitChange
//11/10/2011
cairo_free (path);
//-EAWebKitChange
_cairo_error_throw (CAIRO_STATUS_NO_MEMORY);
return (cairo_path_t*) &_cairo_path_nil;
}
path->status = _cairo_path_populate (path, path_fixed,
gstate, flatten);
} else {
path->data = NULL;
path->status = CAIRO_STATUS_SUCCESS;
}
return path;
}
static cairo_status_t
_cairo_path_populate (cairo_path_t *path,
cairo_path_fixed_t *path_fixed,
cairo_gstate_t *gstate,
cairo_bool_t flatten)
{
cairo_status_t status;
cpp_t cpp;
cpp.data = path->data;
cpp.gstate = gstate;
cpp.current_point.x = 0;
cpp.current_point.y = 0;
if (flatten) {
double tolerance = _cairo_gstate_get_tolerance (gstate);
status = _cairo_path_fixed_interpret_flat (path_fixed,
CAIRO_DIRECTION_FORWARD,
_cpp_move_to,
_cpp_line_to,
_cpp_close_path,
&cpp,
tolerance);
} else {
status = _cairo_path_fixed_interpret (path_fixed,
CAIRO_DIRECTION_FORWARD,
_cpp_move_to,
_cpp_line_to,
_cpp_curve_to,
_cpp_close_path,
&cpp);
}
if (unlikely (status))
return status;
/* Sanity check the count */
assert (cpp.data - path->data == path->num_data);
return CAIRO_STATUS_SUCCESS;
}