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/*
* CNannotate.h - definitions for annotations on a plot
*
* This file requires CNdata.h and CNproperty.h
*/
#ifndef CNannotate_defined
#define CNannotate_defined
#define CN_AN_NONE 0
#define CN_AN_RECT 1
#define CN_AN_LINE 2
#define CN_AN_ARROW 3
#define CN_AN_POINT 4
#define CN_AN_TEXT 5
/* Flags argument for changing curve_property */
#define CNabsolute (1L << 9) /* User-specified absolute position */
#define CNdoclip (1L << 10) /* User-specified relative clipping */
#define CNdoscale (1L << 11) /* Scale font with plot size */
#define CNfontsize (1L << 12) /* Text font size */
/*
* The annotation property structure describes properties of the annotation
* For the most part, the annotation property resembles a curve property.
*/
/* Annotation property */
typedef struct CNannotation_property_strct {
long flag;
char *linelabel; /* Line label */
short linewidth; /* Line width */
short linetype; /* Line type */
short linecolor; /* Line color */
short marksize; /* Marker Size */
short marktype; /* Marker Type */
short markcolor; /* Marker Color */
short filltype; /* Fill type */
short fillcolor; /* Fill color */
short absolute; /* Absolute/Relative */
short doclip; /* Relative Clipping */
short doscale; /* Scale annotations */
int fontsize; /* Font size (scaled)*/
} CNannotation_property;
/*
* A annotation is a simple geometric object that is placed
* on a plot
*/
/* Annotate */
typedef struct CNannotation_strct {
short ID;
short type;
CNcoord pt1;
CNcoord pt2;
CNannotation_property property;
struct CNannotation_strct *next;
struct CNannotation_strct *prev;
} CNannotation;
typedef struct CNannotation_strct *CNannotptr;
extern CNannotptr CNmake_annotation();
extern CNannotptr CNinsert_annotation();
extern void CNdelete_annotation();
extern void CNdelete_annotation_list();
extern void CNprint_annotation_list();
extern void CNprint_annotation();
extern int CNcount_annotations();
extern void CNstore_annotation();
extern void CNcopy_annotation_list();
extern char *CNannotationtype();
extern CNannotation_property *CNmake_annotation_property();
extern void CNdelete_annotation_property();
extern void CNset_default_annotation_property();
extern void CNprint_annotation_property();
extern void CNset_annotation_property();
extern int CNparse_annotation_property();
extern void CNprint_annotation_keywords();
extern void CNwrite_annotations();
extern void CNparse_annotation_line();
extern CNannotptr CNcreate_rect_annotation();
extern CNannotptr CNcreate_line_annotation();
extern CNannotptr CNcreate_arrow_annotation();
extern CNannotptr CNcreate_point_annotation();
extern CNannotptr CNcreate_text_annotation();
#endif /* CNannotate_defined */
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