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#include "SurfaceCollection.hpp"
#include "BoundingBox.hpp"
#include "SVG.hpp"
#include <map>
namespace Slic3r {
SurfaceCollection::operator Polygons() const
{
return to_polygons(surfaces);
}
SurfaceCollection::operator ExPolygons() const
{
return to_expolygons(surfaces);
}
void
SurfaceCollection::simplify(double tolerance)
{
Surfaces ss;
for (Surfaces::const_iterator it_s = this->surfaces.begin(); it_s != this->surfaces.end(); ++it_s) {
ExPolygons expp;
it_s->expolygon.simplify(tolerance, &expp);
for (ExPolygons::const_iterator it_e = expp.begin(); it_e != expp.end(); ++it_e) {
Surface s = *it_s;
s.expolygon = *it_e;
ss.push_back(s);
}
}
this->surfaces = ss;
}
/* group surfaces by common properties */
void
SurfaceCollection::group(std::vector<SurfacesPtr> *retval)
{
for (Surfaces::iterator it = this->surfaces.begin(); it != this->surfaces.end(); ++it) {
// find a group with the same properties
SurfacesPtr* group = NULL;
for (std::vector<SurfacesPtr>::iterator git = retval->begin(); git != retval->end(); ++git)
if (! git->empty() && surfaces_could_merge(*git->front(), *it)) {
group = &*git;
break;
}
// if no group with these properties exists, add one
if (group == NULL) {
retval->resize(retval->size() + 1);
group = &retval->back();
}
// append surface to group
group->push_back(&*it);
}
}
SurfacesPtr
SurfaceCollection::filter_by_type(const SurfaceType type)
{
SurfacesPtr ss;
for (Surfaces::iterator surface = this->surfaces.begin(); surface != this->surfaces.end(); ++surface) {
if (surface->surface_type == type) ss.push_back(&*surface);
}
return ss;
}
SurfacesPtr
SurfaceCollection::filter_by_types(const SurfaceType *types, int ntypes)
{
SurfacesPtr ss;
for (Surfaces::iterator surface = this->surfaces.begin(); surface != this->surfaces.end(); ++surface) {
for (int i = 0; i < ntypes; ++ i) {
if (surface->surface_type == types[i]) {
ss.push_back(&*surface);
break;
}
}
}
return ss;
}
void
SurfaceCollection::filter_by_type(SurfaceType type, Polygons* polygons)
{
for (Surfaces::iterator surface = this->surfaces.begin(); surface != this->surfaces.end(); ++surface) {
if (surface->surface_type == type) {
Polygons pp = surface->expolygon;
polygons->insert(polygons->end(), pp.begin(), pp.end());
}
}
}
void
SurfaceCollection::keep_type(const SurfaceType type)
{
size_t j = 0;
for (size_t i = 0; i < surfaces.size(); ++ i) {
if (surfaces[i].surface_type == type) {
if (j < i)
std::swap(surfaces[i], surfaces[j]);
++ j;
}
}
if (j < surfaces.size())
surfaces.erase(surfaces.begin() + j, surfaces.end());
}
void
SurfaceCollection::keep_types(const SurfaceType *types, int ntypes)
{
size_t j = 0;
for (size_t i = 0; i < surfaces.size(); ++ i) {
bool keep = false;
for (int k = 0; k < ntypes; ++ k) {
if (surfaces[i].surface_type == types[k]) {
keep = true;
break;
}
}
if (keep) {
if (j < i)
std::swap(surfaces[i], surfaces[j]);
++ j;
}
}
if (j < surfaces.size())
surfaces.erase(surfaces.begin() + j, surfaces.end());
}
void
SurfaceCollection::remove_type(const SurfaceType type)
{
size_t j = 0;
for (size_t i = 0; i < surfaces.size(); ++ i) {
if (surfaces[i].surface_type != type) {
if (j < i)
std::swap(surfaces[i], surfaces[j]);
++ j;
}
}
if (j < surfaces.size())
surfaces.erase(surfaces.begin() + j, surfaces.end());
}
void
SurfaceCollection::remove_types(const SurfaceType *types, int ntypes)
{
size_t j = 0;
for (size_t i = 0; i < surfaces.size(); ++ i) {
bool remove = false;
for (int k = 0; k < ntypes; ++ k) {
if (surfaces[i].surface_type == types[k]) {
remove = true;
break;
}
}
if (! remove) {
if (j < i)
std::swap(surfaces[i], surfaces[j]);
++ j;
}
}
if (j < surfaces.size())
surfaces.erase(surfaces.begin() + j, surfaces.end());
}
void SurfaceCollection::export_to_svg(const char *path, bool show_labels)
{
BoundingBox bbox;
for (Surfaces::const_iterator surface = this->surfaces.begin(); surface != this->surfaces.end(); ++surface)
bbox.merge(get_extents(surface->expolygon));
Point legend_size = export_surface_type_legend_to_svg_box_size();
Point legend_pos(bbox.min.x, bbox.max.y);
bbox.merge(Point(std::max(bbox.min.x + legend_size.x, bbox.max.x), bbox.max.y + legend_size.y));
SVG svg(path, bbox);
const float transparency = 0.5f;
for (Surfaces::const_iterator surface = this->surfaces.begin(); surface != this->surfaces.end(); ++surface) {
svg.draw(surface->expolygon, surface_type_to_color_name(surface->surface_type), transparency);
if (show_labels) {
int idx = int(surface - this->surfaces.begin());
char label[64];
sprintf(label, "%d", idx);
svg.draw_text(surface->expolygon.contour.points.front(), label, "black");
}
}
export_surface_type_legend_to_svg(svg, legend_pos);
svg.Close();
}
}
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