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+//========================================================================
+//
+// Page.h
+//
+// Copyright 1996 Derek B. Noonburg
+//
+//========================================================================
+
+#ifndef PAGE_H
+#define PAGE_H
+
+#ifdef __GNUC__
+#pragma interface
+#endif
+
+#include "Object.h"
+
+class Dict;
+class XRef;
+class OutputDev;
+class Links;
+class Catalog;
+
+//------------------------------------------------------------------------
+
+struct PDFRectangle {
+ fouble x1, y1, x2, y2;
+};
+
+//------------------------------------------------------------------------
+// PageAttrs
+//------------------------------------------------------------------------
+
+class PageAttrs {
+public:
+
+ // Construct a new PageAttrs object by merging a dictionary
+ // (of type Pages or Page) into another PageAttrs object. If
+ // <attrs> is NULL, uses defaults.
+ PageAttrs(PageAttrs *attrs, Dict *dict);
+
+ // Destructor.
+ ~PageAttrs();
+
+ // Accessors.
+ PDFRectangle *getBox() { return limitToCropBox ? &cropBox : &mediaBox; }
+ PDFRectangle *getMediaBox() { return &mediaBox; }
+ PDFRectangle *getCropBox() { return &cropBox; }
+ GBool isCropped() { return haveCropBox; }
+ PDFRectangle *getBleedBox() { return &bleedBox; }
+ PDFRectangle *getTrimBox() { return &trimBox; }
+ PDFRectangle *getArtBox() { return &artBox; }
+ int getRotate() { return rotate; }
+ Dict *getResourceDict()
+ { return resources.isDict() ? resources.getDict() : (Dict *)NULL; }
+
+private:
+
+ GBool readBox(Dict *dict, char *key, PDFRectangle *box);
+
+ PDFRectangle mediaBox;
+ PDFRectangle cropBox;
+ GBool haveCropBox;
+ GBool limitToCropBox;
+ PDFRectangle bleedBox;
+ PDFRectangle trimBox;
+ PDFRectangle artBox;
+ int rotate;
+ Object resources;
+};
+
+//------------------------------------------------------------------------
+// Page
+//------------------------------------------------------------------------
+
+class Page {
+public:
+
+ // Constructor.
+ Page(XRef *xrefA, int numA, Dict *pageDict, PageAttrs *attrsA,
+ GBool printCommandsA);
+
+ // Destructor.
+ ~Page();
+
+ // Is page valid?
+ GBool isOk() { return ok; }
+
+ // Get page parameters.
+ PDFRectangle *getBox() { return attrs->getBox(); }
+ PDFRectangle *getMediaBox() { return attrs->getMediaBox(); }
+ PDFRectangle *getCropBox() { return attrs->getCropBox(); }
+ GBool isCropped() { return attrs->isCropped(); }
+ fouble getWidth() { return attrs->getBox()->x2 - attrs->getBox()->x1; }
+ fouble getHeight() { return attrs->getBox()->y2 - attrs->getBox()->y1; }
+ PDFRectangle *getBleedBox() { return attrs->getBleedBox(); }
+ PDFRectangle *getTrimBox() { return attrs->getTrimBox(); }
+ PDFRectangle *getArtBox() { return attrs->getArtBox(); }
+ int getRotate() { return attrs->getRotate(); }
+
+ // Get resource dictionary.
+ Dict *getResourceDict() { return attrs->getResourceDict(); }
+
+ // Get annotations array.
+ Object *getAnnots(Object *obj) { return annots.fetch(xref, obj); }
+
+ // Get contents.
+ Object *getContents(Object *obj) { return contents.fetch(xref, obj); }
+
+ // Display a page.
+ void display(OutputDev *out, fouble dpi, int rotate,
+ Links *links, Catalog *catalog);
+
+private:
+
+ XRef *xref; // the xref table for this PDF file
+ int num; // page number
+ PageAttrs *attrs; // page attributes
+ Object annots; // annotations array
+ Object contents; // page contents
+ GBool printCommands; // print the drawing commands (for debugging)
+ GBool ok; // true if page is valid
+};
+
+#endif