BambuSrc/libslic3r/EmbossShape.hpp

144 lines
4.8 KiB
C++

#ifndef slic3r_EmbossShape_hpp_
#define slic3r_EmbossShape_hpp_
#include <string>
#include <optional>
#include <memory> // unique_ptr
#include <cereal/cereal.hpp>
#include <cereal/types/string.hpp>
#include <cereal/types/vector.hpp>
#include <cereal/types/optional.hpp>
#include <cereal/archives/binary.hpp>
#include "Point.hpp" // Transform3d
#include "ExPolygon.hpp"
#include "ExPolygonSerialize.hpp"
#include "nanosvg/nanosvg.h" // NSVGimage
namespace Slic3r {
struct EmbossProjection{
// Emboss depth, Size in local Z direction
double depth = 1.; // [in loacal mm]
// NOTE: User should see and modify mainly world size not local
// Flag that result volume use surface cutted from source objects
bool use_surface = false;
bool operator==(const EmbossProjection &other) const {
return depth == other.depth && use_surface == other.use_surface;
}
// undo / redo stack recovery
template<class Archive> void serialize(Archive &ar) { ar(depth, use_surface); }
};
// Extend expolygons with information whether it was successfull healed
struct HealedExPolygons{
ExPolygons expolygons;
bool is_healed;
operator ExPolygons&() { return expolygons; }
};
// Help structure to identify expolygons grups
// e.g. emboss -> per glyph -> identify character
struct ExPolygonsWithId
{
// Identificator for shape
// In text it separate letters and the name is unicode value of letter
// Is svg it is id of path
unsigned id;
// shape defined by integer point contain only lines
// Curves are converted to sequence of lines
ExPolygons expoly;
// flag whether expolygons are fully healed(without duplication)
bool is_healed = true;
};
using ExPolygonsWithIds = std::vector<ExPolygonsWithId>;
/// <summary>
/// Contain plane shape information to be able emboss it and edit it
/// </summary>
struct EmbossShape
{
// shapes to to emboss separately over surface
ExPolygonsWithIds shapes_with_ids;
// Only cache for final shape
// It is calculated from ExPolygonsWithIds
// Flag is_healed --> whether union of shapes is healed
// Healed mean without selfintersection and point duplication
HealedExPolygons final_shape;
// scale of shape, multiplier to get 3d point in mm from integer shape
double scale = SCALING_FACTOR;
// Define how to emboss shape
EmbossProjection projection;
// !!! Volume stored in .3mf has transformed vertices.
// (baked transformation into vertices position)
// Only place for fill this is when load from .3mf
// This is correction for volume transformation
// Stored_Transform3d * fix_3mf_tr = Transform3d_before_store_to_3mf
std::optional<Slic3r::Transform3d> fix_3mf_tr;
struct SvgFile {
// File(.svg) path on local computer
// When empty can't reload from disk
std::string path;
// File path into .3mf(.zip)
// When empty svg is not stored into .3mf file yet.
// and will create dialog to delete private data on save.
std::string path_in_3mf;
// Loaded svg file data.
// !!! It is not serialized on undo/redo stack
std::shared_ptr<NSVGimage> image = nullptr;
// Loaded string data from file
std::shared_ptr<std::string> file_data = nullptr;
template<class Archive> void save(Archive &ar) const {
// Note: image is only cache it is not neccessary to store
// Store file data as plain string
// For Embossed text file_data are nullptr
ar(path, path_in_3mf, (file_data != nullptr) ? *file_data : std::string(""));
}
template<class Archive> void load(Archive &ar) {
// for restore shared pointer on file data
std::string file_data_str;
ar(path, path_in_3mf, file_data_str);
if (!file_data_str.empty())
file_data = std::make_unique<std::string>(file_data_str);
}
};
// When embossing shape is made by svg file this is source data
std::optional<SvgFile> svg_file;
// undo / redo stack recovery
template<class Archive> void save(Archive &ar) const
{
// final_shape is not neccessary to store - it is only cache
ar(shapes_with_ids, final_shape, scale, projection, svg_file);
cereal::save(ar, fix_3mf_tr);
}
template<class Archive> void load(Archive &ar)
{
ar(shapes_with_ids, final_shape, scale, projection, svg_file);
cereal::load(ar, fix_3mf_tr);
}
};
} // namespace Slic3r
// Serialization through the Cereal library
namespace cereal {
template<class Archive> void serialize(Archive &ar, Slic3r::ExPolygonsWithId &o) { ar(o.id, o.expoly, o.is_healed); }
template<class Archive> void serialize(Archive &ar, Slic3r::HealedExPolygons &o) { ar(o.expolygons, o.is_healed); }
}; // namespace cereal
#endif // slic3r_EmbossShape_hpp_