PrusaSlicer-NonPlainar/src/libslic3r/SVG.hpp
Vojtech Bubnik 308d6b7809 WIP: Reworked slicing
1) Slicing code moved to TriangleMeshSlicer.cpp,hpp from TriangleMesh.cpp,hpp
2) Refactored to use as little as possible of admesh.
2021-05-17 20:25:59 +02:00

178 lines
9.9 KiB
C++

#ifndef slic3r_SVG_hpp_
#define slic3r_SVG_hpp_
#include "libslic3r.h"
#include "clipper.hpp"
#include "ExPolygon.hpp"
#include "Line.hpp"
#include "TriangleMesh.hpp"
#include "Surface.hpp"
namespace Slic3r {
class SVG
{
public:
bool arrows;
std::string fill, stroke;
Point origin;
float height;
bool flipY;
SVG(const char* afilename) :
arrows(false), fill("grey"), stroke("black"), filename(afilename), flipY(false)
{ open(filename); }
SVG(const char* afilename, const BoundingBox &bbox, const coord_t bbox_offset = scale_(1.), bool flipY = true) :
arrows(false), fill("grey"), stroke("black"), filename(afilename), origin(bbox.min - Point(bbox_offset, bbox_offset)), flipY(flipY)
{ open(filename, bbox, bbox_offset, flipY); }
SVG(const std::string &filename) :
arrows(false), fill("grey"), stroke("black"), filename(filename), flipY(false)
{ open(filename); }
SVG(const std::string &filename, const BoundingBox &bbox, const coord_t bbox_offset = scale_(1.), bool flipY = true) :
arrows(false), fill("grey"), stroke("black"), filename(filename), origin(bbox.min - Point(bbox_offset, bbox_offset)), flipY(flipY)
{ open(filename, bbox, bbox_offset, flipY); }
~SVG() { if (f != NULL) Close(); }
bool open(const char* filename);
bool open(const char* filename, const BoundingBox &bbox, const coord_t bbox_offset = scale_(1.), bool flipY = true);
bool open(const std::string &filename)
{ return open(filename.c_str()); }
bool open(const std::string &filename, const BoundingBox &bbox, const coord_t bbox_offset = scale_(1.), bool flipY = true)
{ return open(filename.c_str(), bbox, bbox_offset, flipY); }
void draw(const Line &line, std::string stroke = "black", coordf_t stroke_width = 0);
void draw(const ThickLine &line, const std::string &fill, const std::string &stroke, coordf_t stroke_width = 0);
void draw(const Lines &lines, std::string stroke = "black", coordf_t stroke_width = 0);
void draw(const ExPolygon &expolygon, std::string fill = "grey", const float fill_opacity=1.f);
void draw_outline(const ExPolygon &polygon, std::string stroke_outer = "black", std::string stroke_holes = "blue", coordf_t stroke_width = 0);
void draw(const ExPolygons &expolygons, std::string fill = "grey", const float fill_opacity=1.f);
void draw_outline(const ExPolygons &polygons, std::string stroke_outer = "black", std::string stroke_holes = "blue", coordf_t stroke_width = 0);
void draw(const Surface &surface, std::string fill = "grey", const float fill_opacity=1.f);
void draw_outline(const Surface &surface, std::string stroke_outer = "black", std::string stroke_holes = "blue", coordf_t stroke_width = 0);
void draw(const Surfaces &surfaces, std::string fill = "grey", const float fill_opacity=1.f);
void draw_outline(const Surfaces &surfaces, std::string stroke_outer = "black", std::string stroke_holes = "blue", coordf_t stroke_width = 0);
void draw(const SurfacesPtr &surfaces, std::string fill = "grey", const float fill_opacity=1.f);
void draw_outline(const SurfacesPtr &surfaces, std::string stroke_outer = "black", std::string stroke_holes = "blue", coordf_t stroke_width = 0);
void draw(const Polygon &polygon, std::string fill = "grey");
void draw_outline(const Polygon &polygon, std::string stroke = "black", coordf_t stroke_width = 0);
void draw(const Polygons &polygons, std::string fill = "grey");
void draw_outline(const Polygons &polygons, std::string stroke = "black", coordf_t stroke_width = 0);
void draw(const Polyline &polyline, std::string stroke = "black", coordf_t stroke_width = 0);
void draw(const Polylines &polylines, std::string stroke = "black", coordf_t stroke_width = 0);
void draw(const ThickLines &thicklines, const std::string &fill = "lime", const std::string &stroke = "black", coordf_t stroke_width = 0);
void draw(const ThickPolylines &polylines, const std::string &stroke = "black", coordf_t stroke_width = 0);
void draw(const ThickPolylines &thickpolylines, const std::string &fill, const std::string &stroke, coordf_t stroke_width);
void draw(const Point &point, std::string fill = "black", coord_t radius = 0);
void draw(const Points &points, std::string fill = "black", coord_t radius = 0);
// Support for rendering the ClipperLib paths
void draw(const ClipperLib::Path &polygon, double scale, std::string fill = "grey", coordf_t stroke_width = 0);
void draw(const ClipperLib::Paths &polygons, double scale, std::string fill = "grey", coordf_t stroke_width = 0);
void draw_text(const Point &pt, const char *text, const char *color);
void draw_legend(const Point &pt, const char *text, const char *color);
void Close();
private:
std::string filename;
FILE* f;
void path(const std::string &d, bool fill, coordf_t stroke_width, const float fill_opacity);
std::string get_path_d(const MultiPoint &mp, bool closed = false) const;
std::string get_path_d(const ClipperLib::Path &mp, double scale, bool closed = false) const;
public:
static void export_expolygons(const char *path, const BoundingBox &bbox, const Slic3r::ExPolygons &expolygons, std::string stroke_outer = "black", std::string stroke_holes = "blue", coordf_t stroke_width = 0);
static void export_expolygons(const std::string &path, const BoundingBox &bbox, const Slic3r::ExPolygons &expolygons, std::string stroke_outer = "black", std::string stroke_holes = "blue", coordf_t stroke_width = 0)
{ export_expolygons(path.c_str(), bbox, expolygons, stroke_outer, stroke_holes, stroke_width); }
static void export_expolygons(const char *path, const Slic3r::ExPolygons &expolygons, std::string stroke_outer = "black", std::string stroke_holes = "blue", coordf_t stroke_width = 0)
{ export_expolygons(path, get_extents(expolygons), expolygons, stroke_outer, stroke_holes, stroke_width); }
static void export_expolygons(const std::string &path, const Slic3r::ExPolygons &expolygons, std::string stroke_outer = "black", std::string stroke_holes = "blue", coordf_t stroke_width = 0)
{ export_expolygons(path.c_str(), get_extents(expolygons), expolygons, stroke_outer, stroke_holes, stroke_width); }
struct ExPolygonAttributes
{
ExPolygonAttributes() : ExPolygonAttributes("gray", "black", "blue") {}
ExPolygonAttributes(const std::string &color) :
ExPolygonAttributes(color, color, color) {}
ExPolygonAttributes(
const std::string &color_fill,
const std::string &color_contour,
const std::string &color_holes,
const coord_t outline_width = scale_(0.05),
const float fill_opacity = 0.5f,
const std::string &color_points = "black",
const coord_t radius_points = 0) :
color_fill (color_fill),
color_contour (color_contour),
color_holes (color_holes),
outline_width (outline_width),
fill_opacity (fill_opacity),
color_points (color_points),
radius_points (radius_points)
{}
ExPolygonAttributes(
const std::string &legend,
const std::string &color_fill,
const std::string &color_contour,
const std::string &color_holes,
const coord_t outline_width = scale_(0.05),
const float fill_opacity = 0.5f,
const std::string &color_points = "black",
const coord_t radius_points = 0) :
legend (legend),
color_fill (color_fill),
color_contour (color_contour),
color_holes (color_holes),
outline_width (outline_width),
fill_opacity (fill_opacity),
color_points (color_points),
radius_points (radius_points)
{}
ExPolygonAttributes(
const std::string &legend,
const std::string &color_fill,
const float fill_opacity) :
legend (legend),
color_fill (color_fill),
fill_opacity (fill_opacity)
{}
std::string legend;
std::string color_fill;
std::string color_contour;
std::string color_holes;
std::string color_points;
coord_t outline_width { 0 };
float fill_opacity;
coord_t radius_points { 0 };
};
// Paint the expolygons in the order they are presented, thus the latter overwrites the former expolygon.
// 1) Paint all areas with the provided ExPolygonAttributes::color_fill and ExPolygonAttributes::fill_opacity.
// 2) Optionally paint outlines of the areas if ExPolygonAttributes::outline_width > 0.
// Paint with ExPolygonAttributes::color_contour and ExPolygonAttributes::color_holes.
// If color_contour is empty, color_fill is used. If color_hole is empty, color_contour is used.
// 3) Optionally paint points of all expolygon contours with ExPolygonAttributes::radius_points if radius_points > 0.
// 4) Paint ExPolygonAttributes::legend into legend using the ExPolygonAttributes::color_fill if legend is not empty.
static void export_expolygons(const char *path, const std::vector<std::pair<Slic3r::ExPolygons, ExPolygonAttributes>> &expolygons_with_attributes);
static void export_expolygons(const std::string &path, const std::vector<std::pair<Slic3r::ExPolygons, ExPolygonAttributes>> &expolygons_with_attributes)
{ export_expolygons(path.c_str(), expolygons_with_attributes); }
private:
static float to_svg_coord(float x) throw() { return unscale<float>(x) * 10.f; }
static float to_svg_x(float x) throw() { return to_svg_coord(x); }
float to_svg_y(float x) const throw() { return flipY ? this->height - to_svg_coord(x) : to_svg_coord(x); }
};
}
#endif