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FIX: issue 551: support to import prusa 3mf file

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Change-Id: I6d00fab62304893cc5f1aba0d0a74e4c6194bce9
This commit is contained in:
zhimin.zeng 2022-07-29 15:28:56 +08:00 • committed by Lane.Wei
parent acc6d70db9
commit 09d5651c39
5 changed files with 209 additions and 14 deletions
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23
src/libslic3r/Format/3mf.hpp
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@ -1,7 +1,30 @@
#ifndef slic3r_Format_3mf_hpp_
#define slic3r_Format_3mf_hpp_
#include "../expat.h"
namespace Slic3r {
// PrusaFileParser is used to check 3mf file is from Prusa
class PrusaFileParser
{
public:
PrusaFileParser() {}
~PrusaFileParser() {}
bool check_3mf_from_prusa(const std::string filename);
void _start_element_handler(const char *name, const char **attributes);
void _characters_handler(const XML_Char *s, int len);
private:
const char *get_attribute_value_charptr(const char **attributes, unsigned int attributes_size, const char *attribute_key);
std::string get_attribute_value_string(const char **attributes, unsigned int attributes_size, const char *attribute_key);
static void XMLCALL start_element_handler(void *userData, const char *name, const char **attributes);
static void XMLCALL characters_handler(void *userData, const XML_Char *s, int len);
private:
bool m_from_prusa = false;
bool m_is_application_key = false;
XML_Parser m_parser;
};
/* The format for saving the SLA points was changing in the past. This enum holds the latest version that is being currently used.
* Examples of the Slic3r_PE_sla_support_points.txt for historically used versions: