/****************************************************************************
- * RRDtool 1.2.1 Copyright by Tobi Oetiker, 1997-2005
+ * RRDtool 1.2.6 Copyright by Tobi Oetiker, 1997-2005
****************************************************************************
* rrd__graph.c produce graphs from data in rrdfiles
****************************************************************************/
* and the resulting number is the step size for the
* resulting data source.
*/
- for(rpi=0;im->gdes[gdi].rpnp[rpi].op != OP_END;rpi++){
- if(im->gdes[gdi].rpnp[rpi].op == OP_VARIABLE ||
- im->gdes[gdi].rpnp[rpi].op == OP_PREV_OTHER){
- long ptr = im->gdes[gdi].rpnp[rpi].ptr;
- if (im->gdes[ptr].ds_cnt == 0) {
+ for(rpi=0;im->gdes[gdi].rpnp[rpi].op != OP_END;rpi++){
+ if(im->gdes[gdi].rpnp[rpi].op == OP_VARIABLE ||
+ im->gdes[gdi].rpnp[rpi].op == OP_PREV_OTHER){
+ long ptr = im->gdes[gdi].rpnp[rpi].ptr;
+ if (im->gdes[ptr].ds_cnt == 0) { /* this is a VDEF data source */
#if 0
- printf("DEBUG: inside CDEF '%s' processing VDEF '%s'\n",
- im->gdes[gdi].vname,
- im->gdes[ptr].vname);
- printf("DEBUG: value from vdef is %f\n",im->gdes[ptr].vf.val);
+ printf("DEBUG: inside CDEF '%s' processing VDEF '%s'\n",
+ im->gdes[gdi].vname,
+ im->gdes[ptr].vname);
+ printf("DEBUG: value from vdef is %f\n",im->gdes[ptr].vf.val);
#endif
im->gdes[gdi].rpnp[rpi].val = im->gdes[ptr].vf.val;
im->gdes[gdi].rpnp[rpi].op = OP_NUMBER;
- } else {
- if ((steparray =
+ } else { /* normal variables and PREF(variables) */
+
+ /* add one entry to the array that keeps track of the step sizes of the
+ * data sources going into the CDEF. */
+ if ((steparray =
rrd_realloc(steparray,
(++stepcnt+1)*sizeof(*steparray)))==NULL){
- rrd_set_error("realloc steparray");
- rpnstack_free(&rpnstack);
- return -1;
+ rrd_set_error("realloc steparray");
+ rpnstack_free(&rpnstack);
+ return -1;
};
steparray[stepcnt-1] = im->gdes[ptr].step;
* to the earliest endpoint of any of the
* rras involved (ptr)
*/
+
if(im->gdes[gdi].start < im->gdes[ptr].start)
im->gdes[gdi].start = im->gdes[ptr].start;
* further save step size and data source
* count of this rra
*/
- im->gdes[gdi].rpnp[rpi].data = im->gdes[ptr].data + im->gdes[ptr].ds;
- im->gdes[gdi].rpnp[rpi].step = im->gdes[ptr].step;
+ im->gdes[gdi].rpnp[rpi].data = im->gdes[ptr].data + im->gdes[ptr].ds;
+ im->gdes[gdi].rpnp[rpi].step = im->gdes[ptr].step;
im->gdes[gdi].rpnp[rpi].ds_cnt = im->gdes[ptr].ds_cnt;
/* backoff the *.data ptr; this is done so
/* move the data pointers to the correct period */
for(rpi=0;im->gdes[gdi].rpnp[rpi].op != OP_END;rpi++){
- if(im->gdes[gdi].rpnp[rpi].op == OP_VARIABLE ||
- im->gdes[gdi].rpnp[rpi].op == OP_PREV_OTHER){
- long ptr = im->gdes[gdi].rpnp[rpi].ptr;
+ if(im->gdes[gdi].rpnp[rpi].op == OP_VARIABLE ||
+ im->gdes[gdi].rpnp[rpi].op == OP_PREV_OTHER){
+ long ptr = im->gdes[gdi].rpnp[rpi].ptr;
long diff = im->gdes[gdi].start - im->gdes[ptr].start;
if(diff > 0)
else {
for(i=0;ylab[i].grid > 0;i++){
pixel = im->ysize / (scaledrange / ylab[i].grid);
- if (pixel > 5) {
+ if (pixel > 7) {
gridind = i;
break;
}
}
for(i=0; i<4;i++) {
- if (pixel * ylab[gridind].lfac[i] >= 2 * im->text_prop[TEXT_PROP_AXIS].size) {
+ if (pixel * ylab[gridind].lfac[i] >= 2.5 * im->text_prop[TEXT_PROP_AXIS].size) {
im->ygrid_scale.labfact = ylab[gridind].lfac[i];
break;
}
int sgrid = (int)( im->minval / im->ygrid_scale.gridstep - 1);
int egrid = (int)( im->maxval / im->ygrid_scale.gridstep + 1);
+ double MaxY;
scaledstep = im->ygrid_scale.gridstep/im->magfact;
+ MaxY = scaledstep*(double)im->viewfactor*(double)egrid;
for (i = sgrid; i <= egrid; i++){
double Y0=ytr(im,im->ygrid_scale.gridstep*i);
if ( Y0 >= im->yorigin-im->ysize
&& Y0 <= im->yorigin){
if(i % im->ygrid_scale.labfact == 0){
if (i==0 || im->symbol == ' ') {
- if(scaledstep < 1){
+ if(MaxY < 10) {
if(im->extra_flags & ALTYGRID) {
sprintf(graph_label,im->ygrid_scale.labfmt,scaledstep*im->viewfactor*i);
}
sprintf(graph_label,"%4.0f",scaledstep*im->viewfactor*i);
}
}else {
- if(scaledstep < 1){
+ if(MaxY < 10){
sprintf(graph_label,"%4.1f %c",scaledstep*im->viewfactor*i, im->symbol);
} else {
sprintf(graph_label,"%4.0f %c",scaledstep*im->viewfactor*i, im->symbol);
/* yaxis unit description */
gfx_new_text( im->canvas,
- 12, (im->yorigin - im->ysize/2),
+ 10, (im->yorigin - im->ysize/2),
im->graph_col[GRC_FONT],
im->text_prop[TEXT_PROP_UNIT].font,
im->text_prop[TEXT_PROP_UNIT].size, im->tabwidth,
/* rrdtool 'logo' */
gfx_new_text( im->canvas,
im->ximg-7, 7,
- 0xbfbfbfff,
+ ( im->graph_col[GRC_FONT] & 0xffffff00 ) | 0x00000044,
im->text_prop[TEXT_PROP_AXIS].font,
- 5, im->tabwidth, 270,
+ 5.5, im->tabwidth, 270,
GFX_H_RIGHT, GFX_V_TOP,
"RRDTOOL / TOBI OETIKER");
if ( im->gdes[i].gf != GF_PRINT &&
im->gdes[i].gf != GF_GPRINT &&
im->gdes[i].gf != GF_COMMENT) {
- int boxH, boxV;
+ int boxL, boxH, boxV;
- boxH = gfx_get_text_width(im->canvas, 0,
+ boxL = gfx_get_text_width(im->canvas, 0,
im->text_prop[TEXT_PROP_LEGEND].font,
im->text_prop[TEXT_PROP_LEGEND].size,
- im->tabwidth,"M", 0)*1.2;
- boxV = boxH;
+ im->tabwidth,"oo", 0);
+ boxH = boxL / 1.9;
+ boxV = boxH+1;
/* make sure transparent colors show up all the same */
+ node = gfx_new_area(im->canvas,
+ X0-1,Y0-boxV,
+ X0-1,Y0+1,
+ X0+boxL+0.5,Y0+1,
+ im->graph_col[GRC_BACK]);
+ gfx_add_point ( node, X0+boxL+0.5, Y0-boxV );
node = gfx_new_area(im->canvas,
- X0,Y0-boxV,
- X0,Y0,
+ X0-1,Y0-boxV,
+ X0-1,Y0,
X0+boxH,Y0,
im->graph_col[GRC_CANVAS]);
gfx_add_point ( node, X0+boxH, Y0-boxV );
node = gfx_new_area(im->canvas,
- X0,Y0-boxV,
- X0,Y0,
+ X0-1,Y0-boxV,
+ X0-1,Y0,
X0+boxH,Y0,
im->gdes[i].col);
gfx_add_point ( node, X0+boxH, Y0-boxV );
node = gfx_new_line(im->canvas,
- X0,Y0-boxV, X0,Y0,
+ X0-1,Y0-boxV,
+ X0-1,Y0,
1,im->graph_col[GRC_FONT]);
gfx_add_point(node,X0+boxH,Y0);
gfx_add_point(node,X0+boxH,Y0-boxV);
im->text_prop[TEXT_PROP_AXIS].font,
im->text_prop[TEXT_PROP_AXIS].size,
im->tabwidth,
- "0", 0) * im->unitslength + Xspacing;
+ "0", 0) * im->unitslength;
}
}