50 lines
1.7 KiB
C++
50 lines
1.7 KiB
C++
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#ifndef slic3r_Format_STEP_hpp_
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#define slic3r_Format_STEP_hpp_
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namespace Slic3r {
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class TriangleMesh;
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class ModelObject;
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// load step stage
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const int LOAD_STEP_STAGE_READ_FILE = 0;
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const int LOAD_STEP_STAGE_GET_SOLID = 1;
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const int LOAD_STEP_STAGE_GET_MESH = 2;
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const int LOAD_STEP_STAGE_NUM = 3;
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const int LOAD_STEP_STAGE_UNIT_NUM = 5;
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typedef std::function<void(int load_stage, int current, int total, bool& cancel)> ImportStepProgressFn;
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typedef std::function<void(bool isUtf8)> StepIsUtf8Fn;
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//BBS: Load an step file into a provided model.
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extern bool load_step(const char *path, Model *model, bool& is_cancel, ImportStepProgressFn proFn = nullptr, StepIsUtf8Fn isUtf8Fn = nullptr);
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//BBS: Used to detect what kind of encoded type is used in name field of step
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// If is encoded in UTF8, the file don't need to be handled, then return the original path directly.
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// If is encoded in GBK, then translate to UTF8 and generate a new temporary step file.
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// If is encoded in Other type, we can't handled, then treat as UTF8. In this case, the name is garbage
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// characters.
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// By preprocessing, at least we can avoid garbage characters if the name field is encoded by GBK.
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class StepPreProcessor {
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enum class EncodedType : unsigned char
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{
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UTF8,
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GBK,
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OTHER
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};
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public:
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bool preprocess(const char* path, std::string &output_path);
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static bool isUtf8File(const char* path);
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private:
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static bool isUtf8(const std::string str);
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static bool isGBK(const std::string str);
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static int preNum(const unsigned char byte);
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//BBS: default is UTF8 for most step file.
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EncodedType m_encode_type = EncodedType::UTF8;
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};
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}; // namespace Slic3r
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#endif /* slic3r_Format_STEP_hpp_ */
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