index 35893e2fa3901ec57164a8a452750829596e88ae..8f5f44f90b60a7c0c560dbfd8158d5d8c14a70ca 100644 (file)
--- a/program/src/rrd_graph.c
+++ b/program/src/rrd_graph.c
/****************************************************************************
- * RRDtool 1.3.4 Copyright by Tobi Oetiker, 1997-2008
+ * RRDtool 1.3.9 Copyright by Tobi Oetiker, 1997-2009
****************************************************************************
* rrd__graph.c produce graphs from data in rrdfiles
****************************************************************************/
#ifdef WIN32
#include "strftime.h"
+#include "plbasename.h"
#endif
+
#include "rrd_tool.h"
#if defined(WIN32) && !defined(__CYGWIN__) && !defined(__CYGWIN32__)
free(im->gdes[i].rpnp);
}
free(im->gdes);
+
+ for (i = 0; i < DIM(text_prop);i++){
+ pango_font_description_free(im->text_prop[i].font_desc);
+ im->text_prop[i].font_desc = NULL;
+ }
+
if (im->font_options)
cairo_font_options_destroy(im->font_options);
status = cairo_status(im->cr);
cairo_destroy(im->cr);
}
+
+
if (im->rendered_image) {
free(im->rendered_image);
}
} else
if (((long int) gr_time >=
(long int) im->gdes[vidx].start)
- && ((long int) gr_time <=
+ && ((long int) gr_time <
(long int) im->gdes[vidx].end)) {
value = im->gdes[vidx].data[(unsigned long)
floor((double)
int leg_cc;
double glue = 0;
int i, ii, mark = 0;
- char prt_fctn; /*special printfunctions */
char default_txtalign = TXA_JUSTIFIED; /*default line orientation */
int *legspace;
char *tab;
- if (!(im->extra_flags & NOLEGEND) & !(im->extra_flags & ONLY_GRAPH)) {
+ if (!(im->extra_flags & NOLEGEND) && !(im->extra_flags & ONLY_GRAPH)) {
if ((legspace = (int*)(malloc(im->gdes_c * sizeof(int)))) == NULL) {
rrd_set_error("malloc for legspace");
return -1;
}
- if (im->extra_flags & FULL_SIZE_MODE)
- leg_y = leg_y_prev =
- leg_y - (int) (im->text_prop[TEXT_PROP_LEGEND].size * 1.8);
for (i = 0; i < im->gdes_c; i++) {
+ char prt_fctn; /*special printfunctions */
fill_last = fill;
/* hide legends for rules which are not displayed */
if (im->gdes[i].gf == GF_TEXTALIGN) {
tab[0] = (char) 9;
}
leg_cc = strlen(im->gdes[i].legend);
- /* is there a controle code ant the end of the legend string ? */
+ /* is there a controle code at the end of the legend string ? */
if (leg_cc >= 2 && im->gdes[i].legend[leg_cc - 2] == '\\') {
prt_fctn = im->gdes[i].legend[leg_cc - 1];
leg_cc -= 2;
+ glue;
}
leg_y_prev = leg_y;
- if (im->extra_flags & FULL_SIZE_MODE) {
- /* only add y space if there was text on the line */
- if (leg_x > border || prt_fctn == 's')
- leg_y -= im->text_prop[TEXT_PROP_LEGEND].size * 1.8;
- if (prt_fctn == 's')
- leg_y += im->text_prop[TEXT_PROP_LEGEND].size;
- } else {
- if (leg_x > border || prt_fctn == 's')
- leg_y += im->text_prop[TEXT_PROP_LEGEND].size * 1.8;
- if (prt_fctn == 's')
- leg_y -= im->text_prop[TEXT_PROP_LEGEND].size;
- }
+ if (leg_x > border || prt_fctn == 's')
+ leg_y += im->text_prop[TEXT_PROP_LEGEND].size * 1.8;
+ if (prt_fctn == 's')
+ leg_y -= im->text_prop[TEXT_PROP_LEGEND].size;
fill = 0;
leg_c = 0;
mark = ii;
}
if (im->extra_flags & FULL_SIZE_MODE) {
- if (leg_y != leg_y_prev) {
- *gY = leg_y - im->text_prop[TEXT_PROP_LEGEND].size * 1.8;
- im->yorigin =
- leg_y - im->text_prop[TEXT_PROP_LEGEND].size * 1.8;
+ /* now for some backpaddeling. We have to shift up all the
+ legend items into the graph and tell the caller about the
+ space we used up. */
+ long shift_up = leg_y - im->yimg - im->text_prop[TEXT_PROP_LEGEND].size * 1.8 + border * 0.7;
+ for (i = 0; i < im->gdes_c; i++) {
+ im->gdes[i].leg_y -= shift_up;
}
+ im->yorigin = im->yorigin - leg_y + im->yimg - im->text_prop[TEXT_PROP_LEGEND].size * 1.8 - border;
+ *gY = im->yorigin;
} else {
im->yimg =
leg_y - im->text_prop[TEXT_PROP_LEGEND].size * 1.8 +
int sgrid = (int) (im->minval / im->ygrid_scale.gridstep - 1);
int egrid = (int) (im->maxval / im->ygrid_scale.gridstep + 1);
double MaxY;
-
+ double second_axis_magfact = 0;
+ char *second_axis_symb = "";
+
scaledstep =
im->ygrid_scale.gridstep /
(double) im->magfact * (double) im->viewfactor;
}
}
nlabels++;
+ if (im->second_axis_scale != 0){
+ char graph_label_right[100];
+ double sval = im->ygrid_scale.gridstep*(double)i*im->second_axis_scale+im->second_axis_shift;
+ if (im->second_axis_format[0] == '\0'){
+ if (!second_axis_magfact){
+ double dummy = im->ygrid_scale.gridstep*(double)(sgrid+egrid)/2.0*im->second_axis_scale+im->second_axis_shift;
+ auto_scale(im,&dummy,&second_axis_symb,&second_axis_magfact);
+ }
+ sval /= second_axis_magfact;
+
+ if(MaxY < 10) {
+ sprintf(graph_label_right,"%5.1f %s",sval,second_axis_symb);
+ } else {
+ sprintf(graph_label_right,"%5.0f %s",sval,second_axis_symb);
+ }
+ }
+ else {
+ sprintf(graph_label_right,im->second_axis_format,sval);
+ }
+ gfx_text ( im,
+ X1+7, Y0,
+ im->graph_col[GRC_FONT],
+ im->text_prop[TEXT_PROP_AXIS].font_desc,
+ im->tabwidth,0.0, GFX_H_LEFT, GFX_V_CENTER,
+ graph_label_right );
+ }
+
gfx_text(im,
X0 -
im->
else
symbol = '?';
sprintf(graph_label, "%3.0f %c", pvalue, symbol);
- } else
+ } else {
sprintf(graph_label, "%3.0e", value);
+ }
+ if (im->second_axis_scale != 0){
+ char graph_label_right[100];
+ double sval = value*im->second_axis_scale+im->second_axis_shift;
+ if (im->second_axis_format[0] == '\0'){
+ if (im->extra_flags & FORCE_UNITS_SI) {
+ double mfac = 1;
+ char *symb = "";
+ auto_scale(im,&sval,&symb,&mfac);
+ sprintf(graph_label_right,"%4.0f %s", sval,symb);
+ }
+ else {
+ sprintf(graph_label_right,"%3.0e", sval);
+ }
+ }
+ else {
+ sprintf(graph_label_right,im->second_axis_format,sval);
+ }
+
+ gfx_text ( im,
+ X1+7, Y0,
+ im->graph_col[GRC_FONT],
+ im->text_prop[TEXT_PROP_AXIS].font_desc,
+ im->tabwidth,0.0, GFX_H_LEFT, GFX_V_CENTER,
+ graph_label_right );
+ }
+
gfx_text(im,
X0 -
im->
gfx_new_area(im, im->xorigin - 3, im->yorigin - im->ysize - 2, im->xorigin + 3, im->yorigin - im->ysize - 2, im->xorigin, im->yorigin - im->ysize - 7, /* vertical */
im->graph_col[GRC_ARROW]);
gfx_close_path(im);
+ if (im->second_axis_scale != 0){
+ gfx_line ( im, im->xorigin+im->xsize,im->yorigin+4,
+ im->xorigin+im->xsize,im->yorigin-im->ysize-4,
+ MGRIDWIDTH, im->graph_col[GRC_AXIS]);
+ gfx_new_area ( im,
+ im->xorigin+im->xsize-2, im->yorigin-im->ysize-2,
+ im->xorigin+im->xsize+3, im->yorigin-im->ysize-2,
+ im->xorigin+im->xsize, im->yorigin-im->ysize-7, /* LINEOFFSET */
+ im->graph_col[GRC_ARROW]);
+ gfx_close_path(im);
+ }
+
}
void grid_paint(
}
/* yaxis unit description */
- gfx_text(im,
- 10,
- (im->yorigin -
- im->ysize / 2),
- im->graph_col[GRC_FONT],
- im->
- text_prop[TEXT_PROP_UNIT].
- font_desc,
- im->tabwidth,
- RRDGRAPH_YLEGEND_ANGLE, GFX_H_CENTER, GFX_V_CENTER, im->ylegend);
+ if (im->ylegend[0] != '\0'){
+ gfx_text(im,
+ 10,
+ (im->yorigin -
+ im->ysize / 2),
+ im->graph_col[GRC_FONT],
+ im->
+ text_prop[TEXT_PROP_UNIT].
+ font_desc,
+ im->tabwidth,
+ RRDGRAPH_YLEGEND_ANGLE, GFX_H_CENTER, GFX_V_CENTER, im->ylegend);
+ }
+ if (im->second_axis_legend[0] != '\0'){
+ double Xylabel=gfx_get_text_width(im, 0,
+ im->text_prop[TEXT_PROP_AXIS].font_desc,
+ im->tabwidth,
+ "0") * im->unitslength
+ + im->text_prop[TEXT_PROP_UNIT].size *2;
+ gfx_text( im,
+ im->xorigin+im->xsize+Xylabel+8, (im->yorigin - im->ysize/2),
+ im->graph_col[GRC_FONT],
+ im->text_prop[TEXT_PROP_UNIT].font_desc,
+ im->tabwidth,
+ RRDGRAPH_YLEGEND_ANGLE,
+ GFX_H_CENTER, GFX_V_CENTER,
+ im->second_axis_legend);
+ }
+
/* graph title */
gfx_text(im,
im->ximg / 2, 6,
font_desc,
im->tabwidth, 0.0, GFX_H_CENTER, GFX_V_TOP, im->title);
/* rrdtool 'logo' */
- water_color = im->graph_col[GRC_FONT];
- water_color.alpha = 0.3;
- gfx_text(im, im->ximg - 4, 5,
- water_color,
- im->
- text_prop[TEXT_PROP_WATERMARK].
- font_desc, im->tabwidth,
- -90, GFX_H_LEFT, GFX_V_TOP, "RRDTOOL / TOBI OETIKER");
+ if (!(im->extra_flags & NO_RRDTOOL_TAG)){
+ water_color = im->graph_col[GRC_FONT];
+ water_color.alpha = 0.3;
+ gfx_text(im, im->ximg - 4, 5,
+ water_color,
+ im->
+ text_prop[TEXT_PROP_WATERMARK].
+ font_desc, im->tabwidth,
+ -90, GFX_H_LEFT, GFX_V_TOP, "RRDTOOL / TOBI OETIKER");
+ }
/* graph watermark */
if (im->watermark[0] != '\0') {
gfx_text(im,
}
/* graph labels */
- if (!(im->extra_flags & NOLEGEND) & !(im->extra_flags & ONLY_GRAPH)) {
+ if (!(im->extra_flags & NOLEGEND) && !(im->extra_flags & ONLY_GRAPH)) {
for (i = 0; i < im->gdes_c; i++) {
if (im->gdes[i].legend[0] == '\0')
continue;
return 0;
}
- /** +---+--------------------------------------------+
- ** | y |...............graph title..................|
- ** | +---+-------------------------------+--------+
- ** | a | y | | |
- ** | x | | | |
- ** | i | a | | pie |
- ** | s | x | main graph area | chart |
- ** | | i | | area |
- ** | t | s | | |
- ** | i | | | |
- ** | t | l | | |
- ** | l | b +-------------------------------+--------+
- ** | e | l | x axis labels | |
- ** +---+---+-------------------------------+--------+
- ** |....................legends.....................|
- ** +------------------------------------------------+
- ** | watermark |
- ** +------------------------------------------------+
+ /** +---+-----------------------------------+
+ ** | y |...............graph title.........|
+ ** | +---+-------------------------------+
+ ** | a | y | |
+ ** | x | | |
+ ** | i | a | |
+ ** | s | x | main graph area |
+ ** | | i | |
+ ** | t | s | |
+ ** | i | | |
+ ** | t | l | |
+ ** | l | b +-------------------------------+
+ ** | e | l | x axis labels |
+ ** +---+---+-------------------------------+
+ ** |....................legends............|
+ ** +---------------------------------------+
+ ** | watermark |
+ ** +---------------------------------------+
*/
if (im->ylegend[0] != '\0') {
if (im->extra_flags & FULL_SIZE_MODE) {
/* The actual size of the image to draw has been determined by the user.
** The graph area is the space remaining after accounting for the legend,
- ** the watermark, the pie chart, the axis labels, and the title.
+ ** the watermark, the axis labels, and the title.
*/
im->xorigin = 0;
im->ximg = im->xsize;
im->yorigin = im->ysize;
Xmain = im->ximg;
Ymain = im->yimg;
- im->yorigin += Ytitle;
/* Now calculate the total size. Insert some spacing where
desired. im->xorigin and im->yorigin need to correspond
with the lower left corner of the main graph area or, if
this one is not set, the imaginary box surrounding the
pie chart area. */
/* Initial size calculation for the main graph area */
- Xmain = im->ximg - (Xylabel + 2 * Xspacing);
- if (Xmain)
- Xmain -= Xspacing; /* put space between main graph area and right edge */
+ Xmain = im->ximg - Xylabel - 3 * Xspacing;
+
im->xorigin = Xspacing + Xylabel;
- /* the length of the title should not influence with width of the graph
- if (Xtitle > im->ximg) im->ximg = Xtitle; */
+
if (Xvertical) { /* unit description */
Xmain -= Xvertical;
im->xorigin += Xvertical;
}
+
+ /* adjust space for second axis */
+ if (im->second_axis_scale != 0){
+ Xmain -= Xylabel + Xspacing;
+ }
+ if (im->extra_flags & NO_RRDTOOL_TAG){
+ Xmain += Xspacing;
+ }
+ if (im->second_axis_legend[0] != '\0' ) {
+ Xmain -= im->text_prop[TEXT_PROP_UNIT].size * 1.5;
+ }
+
im->xsize = Xmain;
+
xtr(im, 0);
/* The vertical size of the image is known in advance. The main graph area
** (Ymain) and im->yorigin must be set according to the space requirements
** of the legend and the axis labels.
*/
if (im->extra_flags & NOLEGEND) {
- /* set dimensions correctly if using full size mode with no legend */
- im->yorigin =
- im->yimg -
+ im->yorigin = im->yimg -
im->text_prop[TEXT_PROP_AXIS].size * 2.5 - Yspacing;
Ymain = im->yorigin;
- } else {
+ }
+ else {
/* Determine where to place the legends onto the image.
** Set Ymain and adjust im->yorigin to match the space requirements.
*/
*/
/* don't care for the with of the title
Xtitle = gfx_get_text_width(im->canvas, 0,
- im->text_prop[TEXT_PROP_TITLE].font,
- im->text_prop[TEXT_PROP_TITLE].size,
+ im->text_prop[TEXT_PROP_TITLE].font_desc,
im->tabwidth,
im->title, 0) + 2*Xspacing; */
Ytitle = im->text_prop[TEXT_PROP_TITLE].size * 2.6 + 10;
** size already allocated.
*/
im->ximg = Xylabel + Xmain + 2 * Xspacing;
+
+ if (im->second_axis_scale != 0){
+ im->ximg += Xylabel + Xspacing;
+ }
+ if (im->extra_flags & NO_RRDTOOL_TAG){
+ im->ximg -= Xspacing;
+ }
+
if (Xmain)
im->ximg += Xspacing;
im->xorigin = Xspacing + Xylabel;
im->ximg += Xvertical;
im->xorigin += Xvertical;
}
+ if (im->second_axis_legend[0] != '\0' ) {
+ im->ximg += Xvertical;
+ }
+
xtr(im, 0);
/* The vertical size is interesting... we need to compare
** the sum of {Ytitle, Ymain, Yxlabel, Ylegend, Ywatermark} with
graph_desc_t *lastgdes = NULL;
rrd_infoval_t info;
-// PangoFontMap *font_map = pango_cairo_font_map_get_default();
- /* if we want and can be lazy ... quit now */
- if (lazy) {
- info.u_cnt = im->ximg;
- grinfo_push(im, sprintf_alloc("image_width"), RD_I_CNT, info);
- info.u_cnt = im->yimg;
- grinfo_push(im, sprintf_alloc("image_height"), RD_I_CNT, info);
- return 0;
- }
/* pull the data from the rrd files ... */
if (data_fetch(im) == -1)
return -1;
if (i < 0)
return -1;
- if ((i == 0) || lazy)
+ if (i == 0)
return 0;
/**************************************************************
grinfo_push(im, sprintf_alloc("image_width"), RD_I_CNT, info);
info.u_cnt = im->yimg;
grinfo_push(im, sprintf_alloc("image_height"), RD_I_CNT, info);
+ info.u_cnt = im->start;
+ grinfo_push(im, sprintf_alloc("graph_start"), RD_I_CNT, info);
+ info.u_cnt = im->end;
+ grinfo_push(im, sprintf_alloc("graph_end"), RD_I_CNT, info);
+
+ /* if we want and can be lazy ... quit now */
+ if (lazy)
+ return 0;
/* get actual drawing data and find min and max values */
if (data_proc(im) == -1)
if (im->gdes[i].yrule > 0) {
gfx_line(im,
im->xorigin + ii,
- im->yorigin,
+ im->yorigin + 1.0,
im->xorigin + ii,
im->yorigin -
im->gdes[i].yrule *
} else if (im->gdes[i].yrule < 0) {
gfx_line(im,
im->xorigin + ii,
- im->yorigin - im->ysize,
+ im->yorigin - im->ysize - 1.0,
im->xorigin + ii,
- im->yorigin - (1 -
+ im->yorigin - im->ysize -
im->gdes[i].
- yrule) *
+ yrule *
im->ysize, 1.0, im->gdes[i].col);
}
}
*ymax = 0;
while (walker) {
if (strcmp(walker->key, "image_width") == 0) {
- *xsize = walker->value.u_int;
+ *xsize = walker->value.u_cnt;
} else if (strcmp(walker->key, "image_height") == 0) {
- *ysize = walker->value.u_int;
+ *ysize = walker->value.u_cnt;
} else if (strcmp(walker->key, "value_min") == 0) {
*ymin = walker->value.u_val;
} else if (strcmp(walker->key, "value_max") == 0) {
if (font){
strncpy(im->text_prop[prop].font, font, sizeof(text_prop[prop].font) - 1);
im->text_prop[prop].font[sizeof(text_prop[prop].font) - 1] = '\0';
+ /* if we already got one, drop it first */
+ pango_font_description_free(im->text_prop[prop].font_desc);
im->text_prop[prop].font_desc = pango_font_description_from_string( font );
};
if (size > 0){
im->ygridstep = DNAN;
im->yimg = 0;
im->ylegend[0] = '\0';
+ im->second_axis_scale = 0; /* 0 disables it */
+ im->second_axis_shift = 0; /* no shift by default */
+ im->second_axis_legend[0] = '\0';
+ im->second_axis_format[0] = '\0';
im->yorigin = 0;
im->ysize = 100;
im->zoom = 1;
for (i = 0; i < DIM(text_prop); i++) {
im->text_prop[i].size = -1;
+ im->text_prop[i].font_desc = NULL;
rrd_set_font_desc(im,i, deffont ? deffont : text_prop[i].font,text_prop[i].size);
}
pango_cairo_update_context(im->cr,context);
im->layout = pango_layout_new(context);
+ g_object_unref (context);
// im->layout = pango_cairo_create_layout(im->cr);
{ "force-rules-legend", no_argument, 0, 'F'},
{ "only-graph", no_argument, 0, 'j'},
{ "alt-y-grid", no_argument, 0, 'Y'},
+ {"disable-rrdtool-tag", no_argument, 0, 1001},
+ {"right-axis", required_argument, 0, 1002},
+ {"right-axis-label", required_argument, 0, 1003},
+ {"right-axis-format", required_argument, 0, 1004},
{ "no-minor", no_argument, 0, 'I'},
{ "slope-mode", no_argument, 0, 'E'},
{ "alt-autoscale", no_argument, 0, 'A'},
int col_start, col_end;
opt = getopt_long(argc, argv,
- "s:e:x:y:v:w:h:D:iu:l:rb:oc:n:m:t:f:a:I:zgjFYAMEX:L:S:T:NR:B:W:kP",
+ "s:e:x:y:v:w:h:Diu:l:rb:oc:n:m:t:f:a:I:zgG:jFYAMEX:L:S:T:NR:B:W:kP",
long_options, &option_index);
if (opt == EOF)
break;
case 'F':
im->extra_flags |= FORCE_RULES_LEGEND;
break;
+ case 1001:
+ im->extra_flags |= NO_RRDTOOL_TAG;
+ break;
case LONGOPT_UNITS_SI:
if (im->extra_flags & FORCE_UNITS) {
rrd_set_error("--units can only be used once!");
return;
}
break;
+ case 1002: /* right y axis */
+
+ if(sscanf(optarg,
+ "%lf:%lf",
+ &im->second_axis_scale,
+ &im->second_axis_shift) == 2) {
+ if(im->second_axis_scale==0){
+ rrd_set_error("the second_axis_scale must not be 0");
+ return;
+ }
+ } else {
+ rrd_set_error("invalid right-axis format expected scale:shift");
+ return;
+ }
+ break;
+ case 1003:
+ strncpy(im->second_axis_legend,optarg,150);
+ im->second_axis_legend[150]='\0';
+ break;
+ case 1004:
+ if (bad_format(optarg)){
+ rrd_set_error("use either %le or %lf formats");
+ return;
+ }
+ strncpy(im->second_axis_format,optarg,150);
+ im->second_axis_format[150]='\0';
+ break;
case 'v':
strncpy(im->ylegend, optarg, 150);
im->ylegend[150] = '\0';
array[step] = data[step * src->ds_cnt];
}
qsort(array, step, sizeof(double), vdef_percent_compar);
- field = (steps - 1) * dst->vf.param / 100;
+ field = round((dst->vf.param * (double)(steps - 1)) / 100.0);
dst->vf.val = array[field];
dst->vf.when = 0; /* no time component */
free(array);
printf("DEBUG: %3li:%10.2f %c\n",
step, array[step], step == field ? '*' : ' ');
#endif
- }
+ }
break;
case VDEF_MAXIMUM:
step = 0;