Diffstat (limited to 'noncore/unsupported/qpdf/xpdf/Page.h') (more/less context) (show whitespace changes)
-rw-r--r-- | noncore/unsupported/qpdf/xpdf/Page.h | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/noncore/unsupported/qpdf/xpdf/Page.h b/noncore/unsupported/qpdf/xpdf/Page.h new file mode 100644 index 0000000..203878f --- a/dev/null +++ b/noncore/unsupported/qpdf/xpdf/Page.h | |||
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1 | //======================================================================== | ||
2 | // | ||
3 | // Page.h | ||
4 | // | ||
5 | // Copyright 1996 Derek B. Noonburg | ||
6 | // | ||
7 | //======================================================================== | ||
8 | |||
9 | #ifndef PAGE_H | ||
10 | #define PAGE_H | ||
11 | |||
12 | #ifdef __GNUC__ | ||
13 | #pragma interface | ||
14 | #endif | ||
15 | |||
16 | #include "Object.h" | ||
17 | |||
18 | class Dict; | ||
19 | class XRef; | ||
20 | class OutputDev; | ||
21 | class Links; | ||
22 | class Catalog; | ||
23 | |||
24 | //------------------------------------------------------------------------ | ||
25 | |||
26 | struct PDFRectangle { | ||
27 | fouble x1, y1, x2, y2; | ||
28 | }; | ||
29 | |||
30 | //------------------------------------------------------------------------ | ||
31 | // PageAttrs | ||
32 | //------------------------------------------------------------------------ | ||
33 | |||
34 | class PageAttrs { | ||
35 | public: | ||
36 | |||
37 | // Construct a new PageAttrs object by merging a dictionary | ||
38 | // (of type Pages or Page) into another PageAttrs object. If | ||
39 | // <attrs> is NULL, uses defaults. | ||
40 | PageAttrs(PageAttrs *attrs, Dict *dict); | ||
41 | |||
42 | // Destructor. | ||
43 | ~PageAttrs(); | ||
44 | |||
45 | // Accessors. | ||
46 | PDFRectangle *getBox() { return limitToCropBox ? &cropBox : &mediaBox; } | ||
47 | PDFRectangle *getMediaBox() { return &mediaBox; } | ||
48 | PDFRectangle *getCropBox() { return &cropBox; } | ||
49 | GBool isCropped() { return haveCropBox; } | ||
50 | PDFRectangle *getBleedBox() { return &bleedBox; } | ||
51 | PDFRectangle *getTrimBox() { return &trimBox; } | ||
52 | PDFRectangle *getArtBox() { return &artBox; } | ||
53 | int getRotate() { return rotate; } | ||
54 | Dict *getResourceDict() | ||
55 | { return resources.isDict() ? resources.getDict() : (Dict *)NULL; } | ||
56 | |||
57 | private: | ||
58 | |||
59 | GBool readBox(Dict *dict, char *key, PDFRectangle *box); | ||
60 | |||
61 | PDFRectangle mediaBox; | ||
62 | PDFRectangle cropBox; | ||
63 | GBool haveCropBox; | ||
64 | GBool limitToCropBox; | ||
65 | PDFRectangle bleedBox; | ||
66 | PDFRectangle trimBox; | ||
67 | PDFRectangle artBox; | ||
68 | int rotate; | ||
69 | Object resources; | ||
70 | }; | ||
71 | |||
72 | //------------------------------------------------------------------------ | ||
73 | // Page | ||
74 | //------------------------------------------------------------------------ | ||
75 | |||
76 | class Page { | ||
77 | public: | ||
78 | |||
79 | // Constructor. | ||
80 | Page(XRef *xrefA, int numA, Dict *pageDict, PageAttrs *attrsA, | ||
81 | GBool printCommandsA); | ||
82 | |||
83 | // Destructor. | ||
84 | ~Page(); | ||
85 | |||
86 | // Is page valid? | ||
87 | GBool isOk() { return ok; } | ||
88 | |||
89 | // Get page parameters. | ||
90 | PDFRectangle *getBox() { return attrs->getBox(); } | ||
91 | PDFRectangle *getMediaBox() { return attrs->getMediaBox(); } | ||
92 | PDFRectangle *getCropBox() { return attrs->getCropBox(); } | ||
93 | GBool isCropped() { return attrs->isCropped(); } | ||
94 | fouble getWidth() { return attrs->getBox()->x2 - attrs->getBox()->x1; } | ||
95 | fouble getHeight() { return attrs->getBox()->y2 - attrs->getBox()->y1; } | ||
96 | PDFRectangle *getBleedBox() { return attrs->getBleedBox(); } | ||
97 | PDFRectangle *getTrimBox() { return attrs->getTrimBox(); } | ||
98 | PDFRectangle *getArtBox() { return attrs->getArtBox(); } | ||
99 | int getRotate() { return attrs->getRotate(); } | ||
100 | |||
101 | // Get resource dictionary. | ||
102 | Dict *getResourceDict() { return attrs->getResourceDict(); } | ||
103 | |||
104 | // Get annotations array. | ||
105 | Object *getAnnots(Object *obj) { return annots.fetch(xref, obj); } | ||
106 | |||
107 | // Get contents. | ||
108 | Object *getContents(Object *obj) { return contents.fetch(xref, obj); } | ||
109 | |||
110 | // Display a page. | ||
111 | void display(OutputDev *out, fouble dpi, int rotate, | ||
112 | Links *links, Catalog *catalog); | ||
113 | |||
114 | private: | ||
115 | |||
116 | XRef *xref; // the xref table for this PDF file | ||
117 | int num; // page number | ||
118 | PageAttrs *attrs; // page attributes | ||
119 | Object annots; // annotations array | ||
120 | Object contents; // page contents | ||
121 | GBool printCommands; // print the drawing commands (for debugging) | ||
122 | GBool ok; // true if page is valid | ||
123 | }; | ||
124 | |||
125 | #endif | ||