//
// Link.h
//
-// Copyright 1996 Derek B. Noonburg
+// Copyright 1996-2003 Glyph & Cog, LLC
//
//========================================================================
#ifndef LINK_H
#define LINK_H
-#ifdef __GNUC__
+#include <aconf.h>
+
+#ifdef USE_GCC_PRAGMAS
#pragma interface
#endif
actionGoToR, // go to destination in new file
actionLaunch, // launch app (or open document)
actionURI, // URI
+ actionNamed, // named action
+ actionMovie, // movie action
actionUnknown // anything else
};
// Check link action type.
virtual LinkActionKind getKind() = 0;
+
+ // Parse a destination (old-style action) name, string, or array.
+ static LinkAction *parseDest(Object *obj);
+
+ // Parse an action dictionary.
+ static LinkAction *parseAction(Object *obj, GString *baseURI = NULL);
+
+ // Extract a file name from a file specification (string or
+ // dictionary).
+ static GString *getFileSpecName(Object *fileSpecObj);
};
//------------------------------------------------------------------------
class LinkDest {
public:
- // Build a LinkDest from the array. If <pageIsRef> is true, the
- // page is specified by an object reference; otherwise the page is
- // specified by a (zero-relative) page number.
- LinkDest(Array *a, GBool pageIsRef1);
+ // Build a LinkDest from the array.
+ LinkDest(Array *a);
// Copy a LinkDest.
LinkDest *copy() { return new LinkDest(this); }
class LinkURI: public LinkAction {
public:
- // Build a LinkURI given the URI (string).
- LinkURI(Object *uriObj);
+ // Build a LinkURI given the URI (string) and base URI.
+ LinkURI(Object *uriObj, GString *baseURI);
// Destructor.
virtual ~LinkURI();
GString *uri; // the URI
};
+//------------------------------------------------------------------------
+// LinkNamed
+//------------------------------------------------------------------------
+
+class LinkNamed: public LinkAction {
+public:
+
+ // Build a LinkNamed given the action name.
+ LinkNamed(Object *nameObj);
+
+ virtual ~LinkNamed();
+
+ virtual GBool isOk() { return name != NULL; }
+
+ virtual LinkActionKind getKind() { return actionNamed; }
+ GString *getName() { return name; }
+
+private:
+
+ GString *name;
+};
+
+//------------------------------------------------------------------------
+// LinkMovie
+//------------------------------------------------------------------------
+
+class LinkMovie: public LinkAction {
+public:
+
+ LinkMovie(Object *annotObj, Object *titleObj);
+
+ virtual ~LinkMovie();
+
+ virtual GBool isOk() { return annotRef.num >= 0 || title != NULL; }
+
+ virtual LinkActionKind getKind() { return actionMovie; }
+ GBool hasAnnotRef() { return annotRef.num >= 0; }
+ Ref *getAnnotRef() { return &annotRef; }
+ GString *getTitle() { return title; }
+
+private:
+
+ Ref annotRef;
+ GString *title;
+};
+
//------------------------------------------------------------------------
// LinkUnknown
//------------------------------------------------------------------------
public:
// Build a LinkUnknown with the specified action type.
- LinkUnknown(char *action1);
+ LinkUnknown(char *actionA);
// Destructor.
virtual ~LinkUnknown();
GString *action; // action subtype
};
+//------------------------------------------------------------------------
+// LinkBorderStyle
+//------------------------------------------------------------------------
+
+enum LinkBorderType {
+ linkBorderSolid,
+ linkBorderDashed,
+ linkBorderEmbossed,
+ linkBorderEngraved,
+ linkBorderUnderlined
+};
+
+class LinkBorderStyle {
+public:
+
+ LinkBorderStyle(LinkBorderType typeA, double widthA,
+ double *dashA, int dashLengthA,
+ double rA, double gA, double bA);
+ ~LinkBorderStyle();
+
+ LinkBorderType getType() { return type; }
+ double getWidth() { return width; }
+ void getDash(double **dashA, int *dashLengthA)
+ { *dashA = dash; *dashLengthA = dashLength; }
+ void getColor(double *rA, double *gA, double *bA)
+ { *rA = r; *gA = g; *bA = b; }
+
+private:
+
+ LinkBorderType type;
+ double width;
+ double *dash;
+ int dashLength;
+ double r, g, b;
+};
+
//------------------------------------------------------------------------
// Link
//------------------------------------------------------------------------
public:
// Construct a link, given its dictionary.
- Link(Dict *dict);
+ Link(Dict *dict, GString *baseURI);
// Destructor.
~Link();
// Get action.
LinkAction *getAction() { return action; }
- // Get border corners and width.
- void getBorder(double *xa1, double *ya1, double *xa2, double *ya2,
- double *wa)
- { *xa1 = x1; *ya1 = y1; *xa2 = x2; *ya2 = y2; *wa = borderW; }
+ // Get the link rectangle.
+ void getRect(double *xa1, double *ya1, double *xa2, double *ya2)
+ { *xa1 = x1; *ya1 = y1; *xa2 = x2; *ya2 = y2; }
+
+ // Get the border style info.
+ LinkBorderStyle *getBorderStyle() { return borderStyle; }
private:
double x1, y1; // lower left corner
double x2, y2; // upper right corner
- double borderW; // border width
+ LinkBorderStyle *borderStyle; // border style
LinkAction *action; // action
GBool ok; // is link valid?
};
public:
// Extract links from array of annotations.
- Links(Object *annots);
+ Links(Object *annots, GString *baseURI);
// Destructor.
~Links();
// Iterate through list of links.
- int getNumLinks() { return numLinks; }
- Link *getLink(int i) { return links[i]; }
+ int getNumLinks() const { return numLinks; }
+ Link *getLink(int i) const { return links[i]; }
// If point <x>,<y> is in a link, return the associated action;
// else return NULL.
- LinkAction *find(double x, double y);
+ LinkAction *find(double x, double y) const;
// Return true if <x>,<y> is in a link.
- GBool onLink(double x, double y);
+ GBool onLink(double x, double y) const;
private: