/****************************************************************************
- * RRDtool 1.2rc4 Copyright by Tobi Oetiker, 1997-2005
+ * RRDtool 1.2rc5 Copyright by Tobi Oetiker, 1997-2005
****************************************************************************
* rrd__graph.c produce graphs from data in rrdfiles
****************************************************************************/
Xtitle =0, Ytitle =0,
Xylabel =0, Yylabel =0,
Xmain =0, Ymain =0,
+#ifdef WITH_PIECHART
Xpie =0, Ypie =0,
+#endif
Xxlabel =0, Yxlabel =0,
#if 0
Xlegend =0, Ylegend =0,
Xspacing =10, Yspacing =10;
if (im->extra_flags & ONLY_GRAPH) {
- Xspacing =0;
- Yspacing =0;
- } else {
- if (im->ylegend[0] != '\0') {
+ im->xorigin =0;
+ im->ximg = im->xsize;
+ im->yimg = im->ysize;
+ im->yorigin = im->ysize;
+ return 0;
+ }
+
+ if (im->ylegend[0] != '\0' ) {
Xvertical = im->text_prop[TEXT_PROP_UNIT].size *2;
Yvertical = gfx_get_text_width(im->canvas, 0,
im->text_prop[TEXT_PROP_UNIT].font,
im->text_prop[TEXT_PROP_UNIT].size,
im->tabwidth,im->ylegend, 0);
- }
}
+
if (im->title[0] != '\0') {
/* The title is placed "inbetween" two text lines so it
** automatically has some vertical spacing. The horizontal
** forget about it at all; the legend will have to fit in the
** size already allocated.
*/
- im->ximg = Xmain;
+ im->ximg = Xylabel + Xmain + 2 * Xspacing;
- if ( !(im->extra_flags & ONLY_GRAPH) ) {
- im->ximg = Xylabel + Xmain + Xpie + 2 * Xspacing;
- }
+#ifdef WITH_PIECHART
+ im->ximg += Xpie;
+#endif
if (Xmain) im->ximg += Xspacing;
+#ifdef WITH_PIECHART
if (Xpie) im->ximg += Xspacing;
+#endif
- if (im->extra_flags & ONLY_GRAPH) {
- im->xorigin = 0;
- } else {
- im->xorigin = Xspacing + Xylabel;
- }
+ im->xorigin = Xspacing + Xylabel;
if (Xtitle > im->ximg) im->ximg = Xtitle;
- if (Xvertical) {
+
+ if (Xvertical) { /* unit description */
im->ximg += Xvertical;
im->xorigin += Xvertical;
}
/* reserve space for main and/or pie */
- if (im->extra_flags & ONLY_GRAPH) {
- im->yimg = Ymain;
- } else {
- im->yimg = Ymain + Yxlabel;
- }
+ im->yimg = Ymain + Yxlabel;
+#ifdef WITH_PIECHART
if (im->yimg < Ypie) im->yimg = Ypie;
+#endif
- if (im->extra_flags & ONLY_GRAPH) {
- im->yorigin = im->yimg;
- } else {
- im->yorigin = im->yimg - Yxlabel;
- }
+ im->yorigin = im->yimg - Yxlabel;
/* reserve space for the title *or* some padding above the graph */
if (Ytitle) {
}
} /* for */
-
- if (im->gdes[i].col != 0x0){
+
+ /* *******************************************************
+ ___
+ | | ___
+ ____| | | |
+ | |___|
+ -------|---------------------------------------
+
+ if we know the value of y at time t was a then
+ we draw a square from t-1 to t with the value a.
+
+ ********************************************************* */
+ if (im->gdes[i].col != 0x0){
/* GF_LINE and friend */
if(stack_gf == GF_LINE ){
node = NULL;
for(ii=1;ii<im->xsize;ii++){
- if ( ! isnan(im->gdes[i].p_data[ii-1])
- && ! isnan(im->gdes[i].p_data[ii])){
- if (node == NULL){
- node = gfx_new_line(im->canvas,
- ii-1+im->xorigin,ytr(im,im->gdes[i].p_data[ii-1]),
+ if (isnan(im->gdes[i].p_data[ii])){
+ node = NULL;
+ continue;
+ }
+ if ( node == NULL ) {
+ node = gfx_new_line(im->canvas,
+ ii-1+im->xorigin,ytr(im,im->gdes[i].p_data[ii]),
ii+im->xorigin,ytr(im,im->gdes[i].p_data[ii]),
im->gdes[i].linewidth,
im->gdes[i].col);
- } else {
- gfx_add_point(node,ii+im->xorigin,ytr(im,im->gdes[i].p_data[ii]));
- }
- } else {
- node = NULL;
- }
+ } else {
+ gfx_add_point(node,ii-1+im->xorigin,ytr(im,im->gdes[i].p_data[ii]));
+ gfx_add_point(node,ii+im->xorigin,ytr(im,im->gdes[i].p_data[ii]));
+ };
+
}
} else {
- int area_start=-1;
- node = NULL;
for(ii=1;ii<im->xsize;ii++){
- /* open an area */
- if ( ! isnan(im->gdes[i].p_data[ii-1])
- && ! isnan(im->gdes[i].p_data[ii])){
- if (node == NULL){
- float ybase = 0.0;
-/*
- if (im->gdes[i].gf == GF_STACK) {
-*/
- if ( (im->gdes[i].gf == GF_STACK)
- || (im->gdes[i].stack) ) {
-
- ybase = ytr(im,lastgdes->p_data[ii-1]);
- } else {
- ybase = ytr(im,areazero);
- }
- area_start = ii-1;
- node = gfx_new_area(im->canvas,
- ii-1+im->xorigin,ybase,
- ii-1+im->xorigin,ytr(im,im->gdes[i].p_data[ii-1]),
- ii+im->xorigin,ytr(im,im->gdes[i].p_data[ii]),
- im->gdes[i].col
- );
- } else {
- gfx_add_point(node,ii+im->xorigin,ytr(im,im->gdes[i].p_data[ii]));
- }
+ /* keep things simple for now, just draw these bars
+ do not try to build a big and complex area */
+ float ybase;
+ if ( isnan(im->gdes[i].p_data[ii]) ) {
+ continue;
+ }
+ if ( im->gdes[i].stack ) {
+ ybase = ytr(im,lastgdes->p_data[ii]);
+ } else {
+ ybase = ytr(im,areazero);
}
-
- if ( node != NULL && (ii+1==im->xsize || isnan(im->gdes[i].p_data[ii]) )){
- /* GF_AREA STACK type*/
-/*
- if (im->gdes[i].gf == GF_STACK ) {
-*/
- if ( (im->gdes[i].gf == GF_STACK)
- || (im->gdes[i].stack) ) {
- int iii;
- for (iii=ii-1;iii>area_start;iii--){
- gfx_add_point(node,iii+im->xorigin,ytr(im,lastgdes->p_data[iii]));
- }
- } else {
- gfx_add_point(node,ii+im->xorigin,ytr(im,areazero));
- };
- node=NULL;
- };
+ if ( ybase == im->gdes[i].p_data[ii] ){
+ continue;
+ }
+ node = gfx_new_area(im->canvas,
+ ii-1+im->xorigin,ybase,
+ ii-1+im->xorigin,ytr(im,im->gdes[i].p_data[ii]),
+ ii+im->xorigin,ytr(im,im->gdes[i].p_data[ii]),
+ im->gdes[i].col
+ );
+ gfx_add_point(node,ii+im->xorigin,ybase);
}
} /* else GF_LINE */
} /* if color != 0x0 */
/* make sure we do not run into trouble when stacking on NaN */
for(ii=0;ii<im->xsize;ii++){
if (isnan(im->gdes[i].p_data[ii])) {
- if (lastgdes && (im->gdes[i].gf == GF_STACK)) {
+ if (lastgdes && (im->gdes[i].stack)) {
im->gdes[i].p_data[ii] = lastgdes->p_data[ii];
} else {
im->gdes[i].p_data[ii] = ytr(im,areazero);
{0,0,0,0}};
int option_index = 0;
int opt;
-
+ int col_start,col_end;
opt = getopt_long(argc, argv,
"s:e:x:y:v:w:h:iu:l:rb:oc:n:m:t:f:a:I:zgjFYAMX:S:NT:",
break;
case 'c':
if(sscanf(optarg,
- "%10[A-Z]#%8lx",
- col_nam,&color) == 2){
+ "%10[A-Z]#%n%8lx%n",
+ col_nam,&col_start,&color,&col_end) == 2){
int ci;
+ int col_len = col_end - col_start;
+ switch (col_len){
+ case 6:
+ color = (color << 8) + 0xff /* shift left by 8 */;
+ break;
+ case 8:
+ break;
+ default:
+ rrd_set_error("the color format is #RRGGBB[AA]");
+ return;
+ }
if((ci=grc_conv(col_nam)) != -1){
im->graph_col[ci]=color;
} else {
rrd_set_error("invalid color name '%s'",col_nam);
+ return;
}
} else {
rrd_set_error("invalid color def format");
projects / rrdtool.git / blobdiff