LVAL iview_hist_add_points(V)
{
IVIEW_WINDOW w;
int old_n, n;
LVAL object, data, hdata;
gethistargs(&w, &object, &hdata);
if (IVIEW_WINDOW_NULL(w)) return(NIL);
old_n = IViewNumPoints(w);
xlsave1(data);
data = xlgetarg();
data = (fixp(data) || (consp(data) && seqp(car(data))))
? data : consa(data);
internal_iview_add_points(w, object, data);
xlpop();
n = IViewNumPoints(w);
allocate_internal_points(object, n);
initialize_points(w, hdata, old_n, n);
check_add_to_screen(object, 'P', old_n, n, TRUE);
return(NIL);
}
text_symbolizer_helper<FaceManagerT, DetectorT>::text_symbolizer_helper(text_symbolizer const& sym,
feature_impl const& feature,
proj_transform const& prj_trans,
unsigned width,
unsigned height,
double scale_factor,
CoordTransform const& t,
FaceManagerT &font_manager,
DetectorT &detector,
box2d<double> const& query_extent)
: sym_(sym),
feature_(feature),
prj_trans_(prj_trans),
t_(t),
font_manager_(font_manager),
detector_(detector),
dims_(0, 0, width, height),
query_extent_(query_extent),
text_(font_manager, scale_factor),
angle_(0.0),
placement_valid_(false),
points_on_line_(false),
finder_(0)
{
initialize_geometries();
if (!geometries_to_process_.size()) return;
placement_ = sym_.get_placement_options()->get_placement_info(scale_factor);
next_placement();
initialize_points();
}
base_symbolizer_helper::base_symbolizer_helper(
symbolizer_base const& sym,
feature_impl const& feature,
attributes const& vars,
proj_transform const& prj_trans,
unsigned width, unsigned height, double scale_factor,
CoordTransform const& t,
box2d<double> const& query_extent)
: sym_(sym),
feature_(feature),
vars_(vars),
prj_trans_(prj_trans),
t_(t),
dims_(0, 0, width, height),
query_extent_(query_extent),
scale_factor_(scale_factor),
clipped_(get<bool>(sym_, keys::clip, feature_, vars_, false)),
placement_(get<text_placements_ptr>(sym_, keys::text_placements_)->get_placement_info(scale_factor))
{
initialize_geometries();
if (!geometries_to_process_.size()) return; // FIXME - bad practise
initialize_points();
}
base_symbolizer_helper::base_symbolizer_helper(
symbolizer_base const& sym,
feature_impl const& feature,
attributes const& vars,
proj_transform const& prj_trans,
unsigned width, unsigned height, double scale_factor,
view_transform const& t,
box2d<double> const& query_extent)
: sym_(sym),
feature_(feature),
vars_(vars),
prj_trans_(prj_trans),
t_(t),
dims_(0, 0, width, height),
query_extent_(query_extent),
scale_factor_(scale_factor),
info_ptr_(mapnik::get<text_placements_ptr>(sym_, keys::text_placements_)->get_placement_info(scale_factor,feature_,vars_)),
text_props_(evaluate_text_properties(info_ptr_->properties,feature_,vars_))
{
initialize_geometries();
if (!geometries_to_process_.size()) return; // FIXME - bad practise
initialize_points();
}
static VOID IViewHistResize P2C(IVIEW_WINDOW, w, LVAL, hdata)
{
IViewStdResize(w);
clear_bins(hdata);
initialize_points(w, hdata, 0, IViewNumPoints(w));
}
