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63 lines
1.4 KiB
C++
63 lines
1.4 KiB
C++
/*
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* Preprocessor.h
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*
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* PDF is so complicated that we have to scan twice
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*
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* Check used codes for each font
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* Collect all used link destinations
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*
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* by WangLu
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* 2012.09.07
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*/
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#ifndef PREPROCESSOR_H__
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#define PREPROCESSOR_H__
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#include <unordered_map>
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#include <OutputDev.h>
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#include <PDFDoc.h>
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#include <Annot.h>
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#include "Param.h"
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namespace pdf2htmlEX {
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class Preprocessor : public OutputDev {
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public:
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Preprocessor(const Param * param);
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virtual ~Preprocessor(void);
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void process(PDFDoc * doc);
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virtual GBool upsideDown() { return gFalse; }
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virtual GBool useDrawChar() { return gTrue; }
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virtual GBool interpretType3Chars() { return gFalse; }
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virtual GBool needNonText() { return gFalse; }
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virtual void drawChar(GfxState *state, double x, double y,
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double dx, double dy,
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double originX, double originY,
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CharCode code, int nBytes, Unicode *u, int uLen);
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virtual void startPage(int pageNum, GfxState *state);
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const char * get_code_map (long long font_id) const;
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double get_max_width (void) const { return max_width; }
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double get_max_height (void) const { return max_height; }
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protected:
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const Param * param;
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double max_width, max_height;
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long long cur_font_id;
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char * cur_code_map;
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std::unordered_map<long long, char*> code_maps;
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};
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} // namespace pdf2htmlEX
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#endif //PREPROCESSOR_H__
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