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Commit | Line | Data |
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9c72faab | 1 | //======================================================================== |
2 | // | |
3 | // Parser.h | |
4 | // | |
5 | // Copyright 1996 Derek B. Noonburg | |
6 | // | |
7 | //======================================================================== | |
8 | ||
9 | #ifndef PARSER_H | |
10 | #define PARSER_H | |
11 | ||
12 | #ifdef __GNUC__ | |
13 | #pragma interface | |
14 | #endif | |
15 | ||
16 | #include "Lexer.h" | |
17 | ||
18 | //------------------------------------------------------------------------ | |
19 | // Parser | |
20 | //------------------------------------------------------------------------ | |
21 | ||
22 | class Parser { | |
23 | public: | |
24 | ||
25 | // Constructor. | |
753453e4 | 26 | Parser(XRef *xrefA, Lexer *lexerA); |
9c72faab | 27 | |
28 | // Destructor. | |
29 | ~Parser(); | |
30 | ||
31 | // Get the next object from the input stream. | |
52118ca3 | 32 | #ifndef NO_DECRYPTION |
33 | Object *getObj(Object *obj, | |
753453e4 | 34 | Guchar *fileKey = NULL, int keyLength = 0, |
35 | int objNum = 0, int objGen = 0); | |
52118ca3 | 36 | #else |
9c72faab | 37 | Object *getObj(Object *obj); |
52118ca3 | 38 | #endif |
9c72faab | 39 | |
40 | // Get stream. | |
41 | Stream *getStream() { return lexer->getStream(); } | |
42 | ||
43 | // Get current position in file. | |
44 | int getPos() { return lexer->getPos(); } | |
45 | ||
46 | private: | |
47 | ||
753453e4 | 48 | XRef *xref; // the xref table for this PDF file |
9c72faab | 49 | Lexer *lexer; // input stream |
50 | Object buf1, buf2; // next two tokens | |
51 | int inlineImg; // set when inline image data is encountered | |
52 | ||
53 | Stream *makeStream(Object *dict); | |
54 | void shift(); | |
55 | }; | |
56 | ||
57 | #endif | |
58 |