#include "rrd_rpncalc.h"
#include "rrd_gfx.h"
-#define MAX_VNAME_LEN 29
-#define DEF_NAM_FMT "%29[_A-Za-z0-9]"
+#define MAX_VNAME_LEN 255
+#define DEF_NAM_FMT "%255[-_A-Za-z0-9]"
-#define ALTYGRID 0x01 /* use alternative y grid algorithm */
-#define ALTAUTOSCALE 0x02 /* use alternative algorithm to find lower and upper bounds */
+#define ALTYGRID 0x01 /* use alternative y grid algorithm */
+#define ALTAUTOSCALE 0x02 /* use alternative algorithm to find lower and upper bounds */
#define ALTAUTOSCALE_MAX 0x04 /* use alternative algorithm to find upper bounds */
-#define NOLEGEND 0x08 /* use no legend */
+#define NOLEGEND 0x08 /* use no legend */
+#define NOMINOR 0x10 /* Turn off minor gridlines */
+#define ONLY_GRAPH 0x20 /* use only graph */
+#define FORCE_RULES_LEGEND 0x40 /* force printing of HRULE and VRULE legend */
+#define FORCE_UNITS 0x80 /* mask for all FORCE_UNITS_* flags */
+#define FORCE_UNITS_SI 0x80 /* force use of SI units in Y axis (no effect in linear graph, SI instead of E in log graph) */
enum tmt_en {TMT_SECOND=0,TMT_MINUTE,TMT_HOUR,TMT_DAY,
TMT_WEEK,TMT_MONTH,TMT_YEAR};
enum grc_en {GRC_CANVAS=0,GRC_BACK,GRC_SHADEA,GRC_SHADEB,
- GRC_GRID,GRC_MGRID,GRC_FONT,GRC_FRAME,GRC_ARROW,__GRC_END__};
+ GRC_GRID,GRC_MGRID,GRC_FONT,GRC_ARROW,GRC_AXIS,GRC_FRAME,__GRC_END__};
#define MGRIDWIDTH 0.6
#define GRIDWIDTH 0.4
enum gf_en {GF_PRINT=0,GF_GPRINT,GF_COMMENT,GF_HRULE,GF_VRULE,GF_LINE,
GF_AREA,GF_STACK,GF_TICK,
- GF_DEF, GF_CDEF, GF_VDEF,
- GF_PART, GF_XPORT};
+ GF_DEF, GF_CDEF, GF_VDEF, GF_SHIFT,
+#ifdef WITH_PIECHART
+ GF_PART,
+#endif
+ GF_XPORT};
enum vdef_op_en {
- VDEF_MAXIMUM /* like the MAX in (G)PRINT */
+ VDEF_MAXIMUM=0 /* like the MAX in (G)PRINT */
,VDEF_MINIMUM /* like the MIN in (G)PRINT */
,VDEF_AVERAGE /* like the AVERAGE in (G)PRINT */
,VDEF_PERCENT /* Nth percentile */
,VDEF_TOTAL /* average multiplied by time */
,VDEF_FIRST /* first non-unknown value and time */
,VDEF_LAST /* last non-unknown value and time */
+ ,VDEF_LSLSLOPE /* least squares line slope */
+ ,VDEF_LSLINT /* least squares line y_intercept */
+ ,VDEF_LSLCORREL /* least squares line correlation coefficient */
};
enum text_prop_en { TEXT_PROP_DEFAULT=0, /* default settings */
TEXT_PROP_TITLE, /* properties for the title */
typedef struct text_prop_t {
double size;
- char * font;
+ char font[1024];
} text_prop_t;
typedef struct xlab_t {
long minsec; /* minimum sec per pix */
+ long length; /* number of secs on the image */
enum tmt_en gridtm; /* grid interval in what ?*/
long gridst; /* how many whats per grid*/
enum tmt_en mgridtm; /* label interval in what ?*/
int debug; /* boolean */
char vname[MAX_VNAME_LEN+1]; /* name of the variable */
long vidx; /* gdes reference */
- char rrd[255]; /* name of the rrd_file containing data */
+ char rrd[1024]; /* name of the rrd_file containing data */
char ds_nam[DS_NAM_SIZE]; /* data source name */
long ds; /* data source number */
enum cf_en cf; /* consolidation function */
+ enum cf_en cf_reduce; /* consolidation function for reduce_data() */
gfx_color_t col; /* graph color */
char format[FMT_LEG_LEN+5]; /* format for PRINT AND GPRINT */
char legend[FMT_LEG_LEN+5]; /* legend*/
+ int strftm; /* should the VDEF legend be formated with strftime */
double leg_x,leg_y; /* location of legend */
double yrule; /* value for y rule line and for VDEF */
time_t xrule; /* time for x rule line and for VDEF */
vdef_t vf; /* instruction for VDEF function */
rpnp_t *rpnp; /* instructions for CDEF function */
+ /* SHIFT implementation */
+ int shidx; /* gdes reference for offset (-1 --> constant) */
+ time_t shval; /* offset if shidx is -1 */
+ time_t shift; /* current shift applied */
+
/* description of data fetched for the graph element */
time_t start,end; /* timestaps for first and last data element */
+ time_t start_orig,end_orig; /* timestaps for first and last data element */
unsigned long step; /* time between samples */
+ unsigned long step_orig; /* time between samples */
unsigned long ds_cnt; /* how many data sources are there in the fetch */
long data_first; /* first pointer to this data */
char **ds_namv; /* name of datasources in the fetch. */
/* configuration of graph */
char graphfile[MAXPATH]; /* filename for graphic */
- long xsize,ysize,piesize; /* graph area size in pixels */
+ FILE *graphhandle; /* FILE to use if filename is "-" */
+ long xsize,ysize; /* graph area size in pixels */
+#ifdef WITH_PIECHART
+ long piesize; /* size of the piechart */
+#endif
gfx_color_t graph_col[__GRC_END__]; /* real colors for the graph */
text_prop_t text_prop[TEXT_PROP_LAST]; /* text properties */
- char ylegend[200]; /* legend along the yaxis */
- char title[200]; /* title for graph */
+ char ylegend[210]; /* legend along the yaxis */
+ char title[210]; /* title for graph */
+ char watermark[110]; /* watermark for graph */
int draw_x_grid; /* no x-grid at all */
int draw_y_grid; /* no x-grid at all */
double grid_dash_on, grid_dash_off;
xlab_t xlab_user; /* user defined labeling for xaxis */
- char xlab_form[200]; /* format for the label on the xaxis */
+ char xlab_form[210]; /* format for the label on the xaxis */
double ygridstep; /* user defined step for y grid */
int ylabfact; /* every how many y grid shall a label be written ? */
int lazy; /* only update the image if there is
reasonable probablility that the
existing one is out of date */
+ int slopemode; /* connect the dots of the curve directly, not using a stair */
int logarithmic; /* scale the yaxis logarithmic */
/* status information */
long xorigin,yorigin;/* where is (0,0) of the graph */
+#ifdef WITH_PIECHART
long pie_x,pie_y; /* where is the centerpoint */
+#endif
long ximg,yimg; /* total size of the image */
double magfact; /* numerical magnitude*/
long base; /* 1000 or 1024 depending on what we graph */
char symbol; /* magnitude symbol for y-axis */
+ float viewfactor; /* how should the numbers on the y-axis be scaled for viewing ? */
int unitsexponent; /* 10*exponent for units on y-asis */
+ int unitslength; /* width of the yaxis labels */
int extra_flags; /* flags for boolean options */
/* data elements */
enum gfx_if_en if_conv(char *);
enum tmt_en tmt_conv(char *);
enum grc_en grc_conv(char *);
-enum grc_en text_prop_conv(char *);
+enum text_prop_en text_prop_conv(char *);
int im_free(image_desc_t *);
void auto_scale( image_desc_t *, double *, char **, double *);
void si_unit( image_desc_t *);
void grid_paint(image_desc_t *);
int lazy_check(image_desc_t *);
int graph_paint(image_desc_t *, char ***);
+#ifdef WITH_PIECHART
void pie_part(image_desc_t *, gfx_color_t, double, double, double, double, double);
+#endif
int gdes_alloc(image_desc_t *);
-int scan_for_col(char *, int, char *);
-int rrd_graph(int, char **, char ***, int *, int *);
+int scan_for_col(const char *const , int, char *const);
+int rrd_graph(int, char **, char ***, int *, int *, FILE *, double *, double *);
void rrd_graph_init(image_desc_t *);
void rrd_graph_options(int, char **, image_desc_t *);
-void rrd_graph_script(int, char **, image_desc_t *);
+void rrd_graph_script(int, char **, image_desc_t *, int);
int rrd_graph_check_vname(image_desc_t *, char *, char *);
int rrd_graph_color(image_desc_t *, char *, char *, int);
-int rrd_graph_legend(graph_desc_t *, char *);
int bad_format(char *);
-int vdef_parse(struct graph_desc_t *,char *);
+int vdef_parse(struct graph_desc_t *,const char *const);
int vdef_calc(image_desc_t *, int);
int vdef_percent_compar(const void *,const void *);
-int graph_size_location(image_desc_t *, int, int);
+int graph_size_location(image_desc_t *, int
+#ifdef WITH_PIECHART
+ ,int
+#endif
+);
#endif