conv_if(AREA, GF_AREA);
conv_if(STACK, GF_STACK);
conv_if(TICK, GF_TICK);
+ conv_if(TEXTALIGN, GF_TEXTALIGN);
conv_if(DEF, GF_DEF);
conv_if(CDEF, GF_CDEF);
conv_if(VDEF, GF_VDEF);
image_desc_t *im)
{
unsigned long i, ii;
+ cairo_status_t status;
if (im == NULL)
return 0;
free(im->gdes[i].rpnp);
}
free(im->gdes);
+ if (im->font_options)
+ cairo_font_options_destroy(im->font_options);
+
+ status = cairo_status(im->cr);
+
+ if (im->cr)
+ cairo_destroy(im->cr);
if (im->surface)
cairo_surface_destroy(im->surface);
+ if (status)
+ fprintf(stderr, "OOPS: Cairo has issuesm it can't even die: %s\n",
+ cairo_status_to_string(status));
+
return 0;
}
graphelement = 1;
break;
case GF_COMMENT:
+ case GF_TEXTALIGN:
case GF_DEF:
case GF_CDEF:
case GF_VDEF:
int glue = 0;
int i, ii, mark = 0;
char prt_fctn; /*special printfunctions */
+ char default_txtalign = TXA_JUSTIFIED; /*default line orientation */
int *legspace;
if (!(im->extra_flags & NOLEGEND) & !(im->extra_flags & ONLY_GRAPH)) {
/* hide legends for rules which are not displayed */
+ if (im->gdes[i].gf == GF_TEXTALIGN) {
+ default_txtalign = im->gdes[i].txtalign;
+ }
+
if (!(im->extra_flags & FORCE_RULES_LEGEND)) {
if (im->gdes[i].gf == GF_HRULE &&
(im->gdes[i].yrule < im->minval
return -1;
}
-
- /* remove exess space */
+ /* \n -> \l */
if (prt_fctn == 'n') {
prt_fctn = 'l';
}
+ /* remove exess space from the end of the legend for \g */
while (prt_fctn == 'g' &&
leg_cc > 0 && im->gdes[i].legend[leg_cc - 1] == ' ') {
leg_cc--;
im->gdes[i].legend[leg_cc] = '\0';
}
+
if (leg_cc != 0) {
+
+ /* no interleg space if string ends in \g */
legspace[i] = (prt_fctn == 'g' ? 0 : interleg);
if (fill > 0) {
- /* no interleg space if string ends in \g */
fill += legspace[i];
}
- fill += gfx_get_text_width(im->cr, fill + border,
+ fill += gfx_get_text_width(im, fill + border,
im->text_prop[TEXT_PROP_LEGEND].
font,
im->text_prop[TEXT_PROP_LEGEND].
if (prt_fctn == 'g') {
prt_fctn = '\0';
}
- if (prt_fctn == '\0') {
- if (i == im->gdes_c - 1)
- prt_fctn = 'l';
+ if (prt_fctn == '\0') {
+ if (i == im->gdes_c - 1 || fill > im->ximg - 2 * border) {
+ /* just one legend item is left right or center */
+ switch (default_txtalign) {
+ case TXA_RIGHT:
+ prt_fctn = 'r';
+ break;
+ case TXA_CENTER:
+ prt_fctn = 'c';
+ break;
+ case TXA_JUSTIFIED:
+ prt_fctn = 'j';
+ break;
+ default:
+ prt_fctn = 'l';
+ break;
+ }
+ }
/* is it time to place the legends ? */
if (fill > im->ximg - 2 * border) {
if (leg_c > 1) {
i--;
fill = fill_last;
leg_c--;
- prt_fctn = 'j';
- } else {
- prt_fctn = 'l';
}
-
+ }
+ if (leg_c == 1 && prt_fctn == 'j') {
+ prt_fctn = 'l';
}
}
im->gdes[ii].leg_x = leg_x;
im->gdes[ii].leg_y = leg_y;
leg_x +=
- gfx_get_text_width(im->cr, leg_x,
+ gfx_get_text_width(im, leg_x,
im->text_prop[TEXT_PROP_LEGEND].
font,
im->text_prop[TEXT_PROP_LEGEND].
}
nlabels++;
- gfx_text(im->cr,
+ gfx_text(im,
X0 - im->text_prop[TEXT_PROP_AXIS].size, Y0,
im->graph_col[GRC_FONT],
im->text_prop[TEXT_PROP_AXIS].font,
im->text_prop[TEXT_PROP_AXIS].size,
im->tabwidth, 0.0, GFX_H_RIGHT, GFX_V_CENTER,
graph_label);
- gfx_line(im->cr,
+ gfx_line(im,
X0 - 2, Y0,
X0, Y0, MGRIDWIDTH, im->graph_col[GRC_MGRID]);
- gfx_line(im->cr,
+ gfx_line(im,
X1, Y0,
X1 + 2, Y0, MGRIDWIDTH, im->graph_col[GRC_MGRID]);
- gfx_dashed_line(im->cr,
+ gfx_dashed_line(im,
X0 - 2, Y0,
X1 + 2, Y0,
MGRIDWIDTH, im->graph_col[GRC_MGRID],
im->grid_dash_on, im->grid_dash_off);
} else if (!(im->extra_flags & NOMINOR)) {
- gfx_line(im->cr,
+ gfx_line(im,
X0 - 2, Y0,
X0, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
- gfx_line(im->cr,
+ gfx_line(im,
X1, Y0,
X1 + 2, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
- gfx_dashed_line(im->cr,
+ gfx_dashed_line(im,
X0 - 1, Y0,
X1 + 1, Y0,
GRIDWIDTH, im->graph_col[GRC_GRID],
return mnt;
}
+/* from http://www.cygnus-software.com/papers/comparingfloats/comparingfloats.htm */
+/* yes we are loosing precision by doing tos with floats instead of doubles
+ but it seems more stable this way. */
+
static int AlmostEqual2sComplement(
float A,
float B,
/* major grid line */
- gfx_line(im->cr,
+ gfx_line(im,
X0 - 2, Y0, X0, Y0, MGRIDWIDTH, im->graph_col[GRC_MGRID]);
- gfx_line(im->cr,
+ gfx_line(im,
X1, Y0, X1 + 2, Y0, MGRIDWIDTH, im->graph_col[GRC_MGRID]);
- gfx_dashed_line(im->cr,
+ gfx_dashed_line(im,
X0 - 2, Y0,
X1 + 2, Y0,
MGRIDWIDTH, im->graph_col[GRC_MGRID],
sprintf(graph_label, "%3.0f %c", pvalue, symbol);
} else
sprintf(graph_label, "%3.0e", value);
- gfx_text(im->cr,
+ gfx_text(im,
X0 - im->text_prop[TEXT_PROP_AXIS].size, Y0,
im->graph_col[GRC_FONT],
im->text_prop[TEXT_PROP_AXIS].font,
break;
/* draw lines */
- gfx_line(im->cr,
+ gfx_line(im,
X0 - 2, Y0,
X0, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
- gfx_line(im->cr,
+ gfx_line(im,
X1, Y0,
X1 + 2, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
- gfx_dashed_line(im->cr,
+ gfx_dashed_line(im,
X0 - 1, Y0,
X1 + 1, Y0,
GRIDWIDTH, im->graph_col[GRC_GRID],
break;
/* draw lines */
- gfx_line(im->cr,
+ gfx_line(im,
X0 - 2, Y0,
X0, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
- gfx_line(im->cr,
+ gfx_line(im,
X1, Y0,
X1 + 2, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
- gfx_dashed_line(im->cr,
+ gfx_dashed_line(im,
X0 - 1, Y0,
X1 + 1, Y0,
GRIDWIDTH, im->graph_col[GRC_GRID],
break;
/* draw lines */
- gfx_line(im->cr,
+ gfx_line(im,
X0 - 2, Y0, X0, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
- gfx_line(im->cr,
+ gfx_line(im,
X1, Y0, X1 + 2, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
- gfx_dashed_line(im->cr,
+ gfx_dashed_line(im,
X0 - 1, Y0,
X1 + 1, Y0,
GRIDWIDTH, im->graph_col[GRC_GRID],
break;
/* draw lines */
- gfx_line(im->cr,
+ gfx_line(im,
X0 - 2, Y0, X0, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
- gfx_line(im->cr,
+ gfx_line(im,
X1, Y0, X1 + 2, Y0, GRIDWIDTH, im->graph_col[GRC_GRID]);
- gfx_dashed_line(im->cr,
+ gfx_dashed_line(im,
X0 - 1, Y0,
X1 + 1, Y0,
GRIDWIDTH, im->graph_col[GRC_GRID],
if (ti == timajor)
continue; /* skip as falls on major grid line */
X0 = xtr(im, ti);
- gfx_line(im->cr, X0, Y1 - 2, X0, Y1, GRIDWIDTH,
+ gfx_line(im, X0, Y1 - 2, X0, Y1, GRIDWIDTH,
im->graph_col[GRC_GRID]);
- gfx_line(im->cr, X0, Y0, X0, Y0 + 2, GRIDWIDTH,
+ gfx_line(im, X0, Y0, X0, Y0 + 2, GRIDWIDTH,
im->graph_col[GRC_GRID]);
- gfx_dashed_line(im->cr, X0, Y1 - 1, X0, Y0 + 1, GRIDWIDTH,
+ gfx_dashed_line(im, X0, Y0 + 1, X0, Y1 - 1, GRIDWIDTH,
im->graph_col[GRC_GRID],
im->grid_dash_on, im->grid_dash_off);
if (ti < im->start || ti > im->end)
continue;
X0 = xtr(im, ti);
- gfx_line(im->cr, X0, Y1 - 2, X0, Y1, MGRIDWIDTH,
+ gfx_line(im, X0, Y1 - 2, X0, Y1, MGRIDWIDTH,
im->graph_col[GRC_MGRID]);
- gfx_line(im->cr, X0, Y0, X0, Y0 + 3, MGRIDWIDTH,
+ gfx_line(im, X0, Y0, X0, Y0 + 3, MGRIDWIDTH,
im->graph_col[GRC_MGRID]);
- gfx_dashed_line(im->cr, X0, Y1 - 2, X0, Y0 + 3, MGRIDWIDTH,
+ gfx_dashed_line(im, X0, Y0 + 3, X0, Y1 - 2, MGRIDWIDTH,
im->graph_col[GRC_MGRID],
im->grid_dash_on, im->grid_dash_off);
#else
# error "your libc has no strftime I guess we'll abort the exercise here."
#endif
- gfx_text(im->cr,
+ gfx_text(im,
xtr(im, tilab),
- Y0 + 1,
+ Y0 + 3,
im->graph_col[GRC_FONT],
im->text_prop[TEXT_PROP_AXIS].font,
im->text_prop[TEXT_PROP_AXIS].size, im->tabwidth, 0.0,
im->xorigin+im->xsize,im->yorigin-im->ysize,
GRIDWIDTH, im->graph_col[GRC_AXIS]); */
- gfx_line(im->cr, im->xorigin - 4, im->yorigin,
+ gfx_line(im, im->xorigin - 4, im->yorigin,
im->xorigin + im->xsize + 4, im->yorigin,
MGRIDWIDTH, im->graph_col[GRC_AXIS]);
- gfx_line(im->cr, im->xorigin, im->yorigin + 4,
+ gfx_line(im, im->xorigin, im->yorigin + 4,
im->xorigin, im->yorigin - im->ysize - 4,
MGRIDWIDTH, im->graph_col[GRC_AXIS]);
/* arrow for X and Y axis direction */
- gfx_new_area(im->cr, im->xorigin + im->xsize + 2, im->yorigin - 2, im->xorigin + im->xsize + 2, im->yorigin + 3, im->xorigin + im->xsize + 7, im->yorigin + 0.5, /* LINEOFFSET */
+
+ gfx_new_area(im, im->xorigin + im->xsize + 2, im->yorigin - 3, im->xorigin + im->xsize + 2, im->yorigin + 3, im->xorigin + im->xsize + 7, im->yorigin, /* horyzontal */
im->graph_col[GRC_ARROW]);
- gfx_close_path(im->cr);
+ gfx_close_path(im);
- gfx_new_area(im->cr, im->xorigin - 2, im->yorigin - im->ysize - 2, im->xorigin + 3, im->yorigin - im->ysize - 2, im->xorigin + 0.5, im->yorigin - im->ysize - 7, /* LINEOFFSET */
+ 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->cr);
+ gfx_close_path(im);
}
struct gfx_color_t water_color;
/* draw 3d border */
- gfx_new_area(im->cr, 0, im->yimg,
+ gfx_new_area(im, 0, im->yimg,
2, im->yimg - 2, 2, 2, im->graph_col[GRC_SHADEA]);
- gfx_add_point(im->cr, im->ximg - 2, 2);
- gfx_add_point(im->cr, im->ximg, 0);
- gfx_add_point(im->cr, 0, 0);
- gfx_close_path(im->cr);
+ gfx_add_point(im, im->ximg - 2, 2);
+ gfx_add_point(im, im->ximg, 0);
+ gfx_add_point(im, 0, 0);
+ gfx_close_path(im);
- gfx_new_area(im->cr, 2, im->yimg - 2,
+ gfx_new_area(im, 2, im->yimg - 2,
im->ximg - 2, im->yimg - 2,
im->ximg - 2, 2, im->graph_col[GRC_SHADEB]);
- gfx_add_point(im->cr, im->ximg, 0);
- gfx_add_point(im->cr, im->ximg, im->yimg);
- gfx_add_point(im->cr, 0, im->yimg);
- gfx_close_path(im->cr);
+ gfx_add_point(im, im->ximg, 0);
+ gfx_add_point(im, im->ximg, im->yimg);
+ gfx_add_point(im, 0, im->yimg);
+ gfx_close_path(im);
if (im->draw_x_grid == 1)
if (!res) {
char *nodata = "No Data found";
- gfx_text(im->cr, im->ximg / 2,
+ gfx_text(im, im->ximg / 2,
(2 * im->yorigin - im->ysize) / 2,
im->graph_col[GRC_FONT],
im->text_prop[TEXT_PROP_AXIS].font,
}
/* yaxis unit description */
- gfx_text(im->cr,
+ gfx_text(im,
10, (im->yorigin - im->ysize / 2),
im->graph_col[GRC_FONT],
im->text_prop[TEXT_PROP_UNIT].font,
RRDGRAPH_YLEGEND_ANGLE, GFX_H_CENTER, GFX_V_CENTER, im->ylegend);
/* graph title */
- gfx_text(im->cr,
- im->ximg / 2, 4,
+ gfx_text(im,
+ im->ximg / 2, 6,
im->graph_col[GRC_FONT],
im->text_prop[TEXT_PROP_TITLE].font,
im->text_prop[TEXT_PROP_TITLE].size, im->tabwidth, 0.0,
/* rrdtool 'logo' */
water_color = im->graph_col[GRC_FONT];
water_color.alpha = 0.3;
- gfx_text(im->cr,
- im->ximg - 4, 7,
+ gfx_text(im,
+ im->ximg - 4, 5,
water_color,
im->text_prop[TEXT_PROP_AXIS].font,
5.5, im->tabwidth, -90,
/* graph watermark */
if (im->watermark[0] != '\0') {
- gfx_text(im->cr,
+ gfx_text(im,
im->ximg / 2, im->yimg - 6,
water_color,
im->text_prop[TEXT_PROP_AXIS].font,
/* im->gdes[i].leg_y is the bottom of the legend */
X0 = im->gdes[i].leg_x;
Y0 = im->gdes[i].leg_y;
- gfx_text(im->cr, X0, Y0,
+ gfx_text(im, X0, Y0,
im->graph_col[GRC_FONT],
im->text_prop[TEXT_PROP_LEGEND].font,
im->text_prop[TEXT_PROP_LEGEND].size,
enough space for the box */
if (im->gdes[i].gf != GF_PRINT &&
im->gdes[i].gf != GF_GPRINT && im->gdes[i].gf != GF_COMMENT) {
- int boxH, boxV;
+ double boxH, boxV;
+ double X1, Y1;
+
- boxH = gfx_get_text_width(im->cr, 0,
+ boxH = gfx_get_text_width(im, 0,
im->text_prop[TEXT_PROP_LEGEND].
font,
im->text_prop[TEXT_PROP_LEGEND].
size, im->tabwidth, "o") * 1.2;
- boxV = boxH * 1.1;
+ boxV = boxH;
/* shift the box up a bit */
- Y0 -= boxV * 0.3;
+ Y0 -= boxV * 0.4;
/* make sure transparent colors show up the same way as in the graph */
- gfx_new_area(im->cr,
+ gfx_new_area(im,
X0, Y0 - boxV,
X0, Y0, X0 + boxH, Y0, im->graph_col[GRC_BACK]);
- gfx_add_point(im->cr, X0 + boxH, Y0 - boxV);
- gfx_close_path(im->cr);
+ gfx_add_point(im, X0 + boxH, Y0 - boxV);
+ gfx_close_path(im);
- gfx_new_area(im->cr,
+ gfx_new_area(im,
X0, Y0 - boxV,
X0, Y0, X0 + boxH, Y0, im->gdes[i].col);
- gfx_add_point(im->cr, X0 + boxH, Y0 - boxV);
- gfx_close_path(im->cr);
-
- gfx_line(im->cr,
- X0, Y0 - boxV,
- X0, Y0, 1.0, im->graph_col[GRC_FRAME]);
- gfx_line(im->cr,
- X0, Y0,
- X0 + boxH, Y0, 1.0, im->graph_col[GRC_FRAME]);
- gfx_line(im->cr,
- X0 + boxH, Y0,
- X0 + boxH, Y0 - boxV, 1.0, im->graph_col[GRC_FRAME]);
- gfx_line(im->cr,
- X0 + boxH, Y0 - boxV,
- X0, Y0 - boxV, 1.0, im->graph_col[GRC_FRAME]);
+ gfx_add_point(im, X0 + boxH, Y0 - boxV);
+ gfx_close_path(im);
+
+ cairo_save(im->cr);
+ cairo_new_path(im->cr);
+ cairo_set_line_width(im->cr, 1.0);
+ X1 = X0 + boxH;
+ Y1 = Y0 - boxV;
+ gfx_line_fit(im, &X0, &Y0);
+ gfx_line_fit(im, &X1, &Y1);
+ cairo_move_to(im->cr, X0, Y0);
+ cairo_line_to(im->cr, X1, Y0);
+ cairo_line_to(im->cr, X1, Y1);
+ cairo_line_to(im->cr, X0, Y1);
+ cairo_close_path(im->cr);
+ cairo_set_source_rgba(im->cr, im->graph_col[GRC_FRAME].red,
+ im->graph_col[GRC_FRAME].green,
+ im->graph_col[GRC_FRAME].blue,
+ im->graph_col[GRC_FRAME].alpha);
+ cairo_stroke(im->cr);
+ cairo_restore(im->cr);
}
}
}
Yxlabel = im->text_prop[TEXT_PROP_AXIS].size * 2.5;
}
if (im->draw_y_grid || im->forceleftspace) {
- Xylabel = gfx_get_text_width(im->cr, 0,
+ Xylabel = gfx_get_text_width(im, 0,
im->text_prop[TEXT_PROP_AXIS].font,
im->text_prop[TEXT_PROP_AXIS].size,
im->tabwidth, "0") * im->unitslength;
return 0;
}
-/* from http://www.cygnus-software.com/papers/comparingfloats/comparingfloats.htm */
-/* yes we are loosing precision by doing tos with floats instead of doubles
- but it seems more stable this way. */
+
+
+static cairo_status_t cairo_write_func_file(
+ void *closure,
+ const unsigned char *data,
+ unsigned int length)
+{
+ if (fwrite(data, length, 1, closure) != 1)
+ return CAIRO_STATUS_WRITE_ERROR;
+ return CAIRO_STATUS_SUCCESS;
+}
/* draw that picture thing ... */
int lazy = lazy_check(im);
double areazero = 0.0;
+ graph_desc_t *lastgdes = NULL;
+
PangoFontMap *font_map = pango_cairo_font_map_get_default();
- graph_desc_t *lastgdes = NULL;
/* if we are lazy and there is nothing to PRINT ... quit now */
if (lazy && im->prt_c == 0)
if (!calc_horizontal_grid(im))
return -1;
- if (im->gridfit)
- apply_gridfit(im);
+ /* reset precalc */
+ ytr(im, DNAN);
+
+/* if (im->gridfit)
+ apply_gridfit(im); */
+
/* the actual graph is created by going through the individual
graph elements and then drawing them */
im->yimg * im->zoom);
break;
case IF_PDF:
+ im->gridfit = 0;
im->surface =
cairo_pdf_surface_create(im->graphfile, im->ximg * im->zoom,
im->yimg * im->zoom);
break;
case IF_EPS:
+ im->gridfit = 0;
im->surface =
cairo_ps_surface_create(im->graphfile, im->ximg * im->zoom,
im->yimg * im->zoom);
break;
case IF_SVG:
+ im->gridfit = 0;
im->surface =
cairo_svg_surface_create(im->graphfile, im->ximg * im->zoom,
im->yimg * im->zoom);
break;
};
im->cr = cairo_create(im->surface);
- pango_cairo_font_map_set_resolution(font_map, 100);
+ pango_cairo_font_map_set_resolution(PANGO_CAIRO_FONT_MAP(font_map), 100);
+ cairo_set_antialias(im->cr, im->graph_antialias);
cairo_scale(im->cr, im->zoom, im->zoom);
- gfx_new_area(im->cr,
+ gfx_new_area(im,
0, 0,
0, im->yimg, im->ximg, im->yimg, im->graph_col[GRC_BACK]);
- gfx_add_point(im->cr, im->ximg, 0);
- gfx_close_path(im->cr);
+ gfx_add_point(im, im->ximg, 0);
+ gfx_close_path(im);
- gfx_new_area(im->cr,
+ gfx_new_area(im,
im->xorigin, im->yorigin,
im->xorigin + im->xsize, im->yorigin,
im->xorigin + im->xsize, im->yorigin - im->ysize,
im->graph_col[GRC_CANVAS]);
- gfx_add_point(im->cr, im->xorigin, im->yorigin - im->ysize);
- gfx_close_path(im->cr);
+ gfx_add_point(im, im->xorigin, im->yorigin - im->ysize);
+ gfx_close_path(im);
if (im->minval > 0.0)
areazero = im->minval;
case GF_PRINT:
case GF_GPRINT:
case GF_COMMENT:
+ case GF_TEXTALIGN:
case GF_HRULE:
case GF_VRULE:
case GF_XPORT:
if (!isnan(im->gdes[i].p_data[ii]) &&
im->gdes[i].p_data[ii] != 0.0) {
if (im->gdes[i].yrule > 0) {
- gfx_line(im->cr,
+ gfx_line(im,
im->xorigin + ii, im->yorigin,
im->xorigin + ii,
im->yorigin -
im->gdes[i].yrule * im->ysize, 1.0,
im->gdes[i].col);
} else if (im->gdes[i].yrule < 0) {
- gfx_line(im->cr,
+ gfx_line(im,
im->xorigin + ii,
im->yorigin - im->ysize,
im->xorigin + ii,
double x = ii - 1 + im->xorigin;
double y = last_y;
- gfx_line_fit(im->cr, &x, &y);
+ gfx_line_fit(im, &x, &y);
cairo_move_to(im->cr, x, y);
x = ii + im->xorigin;
y = last_y;
- gfx_line_fit(im->cr, &x, &y);
+ gfx_line_fit(im, &x, &y);
cairo_line_to(im->cr, x, y);
} else {
double x = ii - 1 + im->xorigin;
double y = ytr(im,
im->gdes[i].p_data[ii - 1]);
- gfx_line_fit(im->cr, &x, &y);
+ gfx_line_fit(im, &x, &y);
cairo_move_to(im->cr, x, y);
x = ii + im->xorigin;
y = last_y;
- gfx_line_fit(im->cr, &x, &y);
+ gfx_line_fit(im, &x, &y);
cairo_line_to(im->cr, x, y);
}
draw_on = 1;
double x = ii - 1 + im->xorigin;
double y = y1;
- gfx_line_fit(im->cr, &x, &y);
+ gfx_line_fit(im, &x, &y);
cairo_line_to(im->cr, x, y);
};
last_y = y1;
- gfx_line_fit(im->cr, &x1, &y1);
+ gfx_line_fit(im, &x1, &y1);
cairo_line_to(im->cr, x1, y1);
};
4)) {
cntI++;
}
- gfx_new_area(im->cr,
+ gfx_new_area(im,
backX[0], backY[0],
foreX[0], foreY[0],
foreX[cntI], foreY[cntI],
1], 4)) {
cntI++;
}
- gfx_add_point(im->cr, foreX[cntI],
- foreY[cntI]);
+ gfx_add_point(im, foreX[cntI], foreY[cntI]);
}
- gfx_add_point(im->cr, backX[idxI], backY[idxI]);
+ gfx_add_point(im, backX[idxI], backY[idxI]);
while (idxI > 1) {
lastI = idxI;
idxI--;
1], 4)) {
idxI--;
}
- gfx_add_point(im->cr, backX[idxI],
- backY[idxI]);
+ gfx_add_point(im, backX[idxI], backY[idxI]);
}
idxI = -1;
drawem = 0;
- gfx_close_path(im->cr);
+ gfx_close_path(im);
}
if (drawem != 0) {
drawem = 0;
case GF_HRULE:
if (im->gdes[i].yrule >= im->minval
&& im->gdes[i].yrule <= im->maxval)
- gfx_line(im->cr,
+ gfx_line(im,
im->xorigin, ytr(im, im->gdes[i].yrule),
im->xorigin + im->xsize, ytr(im,
im->gdes[i].yrule),
case GF_VRULE:
if (im->gdes[i].xrule >= im->start
&& im->gdes[i].xrule <= im->end)
- gfx_line(im->cr,
+ gfx_line(im,
xtr(im, im->gdes[i].xrule), im->yorigin,
xtr(im, im->gdes[i].xrule),
im->yorigin - im->ysize, 1.0, im->gdes[i].col);
switch (im->imgformat) {
case IF_PNG:
- if (cairo_surface_write_to_png(im->surface, im->graphfile) !=
- CAIRO_STATUS_SUCCESS) {
+ {
+ cairo_status_t status;
+
+ if (strcmp(im->graphfile, "-") == 0) {
+ status =
+ cairo_surface_write_to_png_stream(im->surface,
+ &cairo_write_func_file,
+ (void *) stdout);
+ } else {
+ status = cairo_surface_write_to_png(im->surface, im->graphfile);
+ }
+
+ if (status != CAIRO_STATUS_SUCCESS) {
rrd_set_error("Could not save png to '%s'", im->graphfile);
return 1;
}
+ }
break;
default:
cairo_show_page(im->cr);
im->grid_dash_off = 1;
im->tabwidth = 40.0;
im->zoom = 1;
+ im->font_options = cairo_font_options_create();
+ im->graph_antialias = CAIRO_ANTIALIAS_GRAY;
+
+ cairo_font_options_set_hint_style(im->font_options,
+ CAIRO_HINT_STYLE_FULL);
+ cairo_font_options_set_hint_metrics(im->font_options,
+ CAIRO_HINT_METRICS_ON);
+ cairo_font_options_set_antialias(im->font_options, CAIRO_ANTIALIAS_GRAY);
+
for (i = 0; i < DIM(graph_col); i++)
im->graph_col[i] = graph_col[i];
{"step", required_argument, 0, 'S'},
{"tabwidth", required_argument, 0, 'T'},
{"font-render-mode", required_argument, 0, 'R'},
+ {"graph-render-mode", required_argument, 0, 'G'},
{"font-smoothing-threshold", required_argument, 0, 'B'},
{"watermark", required_argument, 0, 'W'},
{"alt-y-mrtg", no_argument, 0, 1000}, /* this has no effect it is just here to save old apps from crashing when they use it */
break;
case 'R':
- /* not supported curently */
+ if (strcmp(optarg, "normal") == 0) {
+ cairo_font_options_set_antialias(im->font_options,
+ CAIRO_ANTIALIAS_GRAY);
+ cairo_font_options_set_hint_style(im->font_options,
+ CAIRO_HINT_STYLE_FULL);
+ } else if (strcmp(optarg, "light") == 0) {
+ cairo_font_options_set_antialias(im->font_options,
+ CAIRO_ANTIALIAS_GRAY);
+ cairo_font_options_set_hint_style(im->font_options,
+ CAIRO_HINT_STYLE_SLIGHT);
+ } else if (strcmp(optarg, "mono") == 0) {
+ cairo_font_options_set_antialias(im->font_options,
+ CAIRO_ANTIALIAS_NONE);
+ cairo_font_options_set_hint_style(im->font_options,
+ CAIRO_HINT_STYLE_FULL);
+ } else {
+ rrd_set_error("unknown font-render-mode '%s'", optarg);
+ return;
+ }
+ break;
+ case 'G':
+ if (strcmp(optarg, "normal") == 0)
+ im->graph_antialias = CAIRO_ANTIALIAS_GRAY;
+ else if (strcmp(optarg, "mono") == 0)
+ im->graph_antialias = CAIRO_ANTIALIAS_NONE;
+ else {
+ rrd_set_error("unknown graph-render-mode '%s'", optarg);
+ return;
+ }
break;
-
case 'B':
/* not supported curently */
break;