X-Git-Url: https://git.octo.it/?p=rrdtool.git;a=blobdiff_plain;f=src%2Frrd_graph.h;h=1f20a40ef406f5c8c252f16083c4928f9a97345c;hp=3abb1547baf4128c3f403ff863cca31f516710aa;hb=23be36896d8cf89dd9dbcdb2bb62677ca01810f8;hpb=badb4b5a280242c6991970d25c4069bc12e77f10

diff --git a/src/rrd_graph.h b/src/rrd_graph.h
index 3abb154..1f20a40 100644
--- a/src/rrd_graph.h
+++ b/src/rrd_graph.h
@@ -23,7 +23,7 @@ enum grc_en {GRC_CANVAS=0,GRC_BACK,GRC_SHADEA,GRC_SHADEB,
 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_PART, GF_XPORT};
 
 enum vdef_op_en {
 		 VDEF_MAXIMUM	/* like the MAX in (G)PRINT */
@@ -66,6 +66,12 @@ typedef struct xlab_t {
     char         *stst;        /* strftime string*/
 } xlab_t;
 
+typedef struct ygrid_scale_t {  /* y axis grid scaling info */
+    double       gridstep;
+    int          labfact;
+    char         labfmt[64];
+} ygrid_scale_t;
+
 /* sensible y label intervals ...*/
 
 typedef struct ylab_t {
@@ -123,6 +129,7 @@ typedef struct image_desc_t {
     char           title[200];     /* title 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 */
 
@@ -134,17 +141,21 @@ typedef struct image_desc_t {
     rrd_value_t    minval,maxval;  /* extreme values in the data */
     int            rigid;          /* do not expand range even with 
 				      values outside */
+    ygrid_scale_t  ygrid_scale;    /* calculated y axis grid info */
+    int            gridfit;        /* adjust y-axis range etc so all
+				      grindlines falls in integer pixel values */
     char*          imginfo;        /* construct an <IMG ... tag and return 
 				      as first retval */
-    int            lazy;           /* only update the gif if there is reasonable
-				      probablility that the existing one is out of date */
+    int            lazy;           /* only update the image if there is
+				      reasonable probablility that the
+				      existing one is out of date */
     int            logarithmic;    /* scale the yaxis logarithmic */
     
     /* status information */
     	    
     long           xorigin,yorigin;/* where is (0,0) of the graph */
     long           pie_x,pie_y;    /* where is the centerpoint */
-    long           xgif,ygif;      /* total size of the gif */
+    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 */
@@ -160,7 +171,7 @@ typedef struct image_desc_t {
 
 /* Prototypes */
 int xtr(image_desc_t *,time_t);
-int ytr(image_desc_t *, double);
+double ytr(image_desc_t *, double);
 enum gf_en gf_conv(char *);
 enum gfx_if_en if_conv(char *);
 enum tmt_en tmt_conv(char *);
@@ -170,6 +181,7 @@ int im_free(image_desc_t *);
 void auto_scale( image_desc_t *,  double *, char **, double *);
 void si_unit( image_desc_t *);
 void expand_range(image_desc_t *);
+void apply_gridfit(image_desc_t *);
 void reduce_data( enum cf_en,  unsigned long,  time_t *, time_t *,  unsigned long *,  unsigned long *,  rrd_value_t **);
 int data_fetch( image_desc_t *);
 long find_var(image_desc_t *, char *);
@@ -181,7 +193,8 @@ time_t find_first_time( time_t,  enum tmt_en,  long);
 time_t find_next_time( time_t,  enum tmt_en,  long);
 int print_calc(image_desc_t *, char ***);
 int leg_place(image_desc_t *);
-int horizontal_grid(image_desc_t *);
+int calc_horizontal_grid(image_desc_t *);
+int draw_horizontal_grid(image_desc_t *);
 int horizontal_log_grid(image_desc_t *);
 void vertical_grid(image_desc_t *);
 void axis_paint(image_desc_t *);